- compatible : Should contain "nvidia,tegra<chip>-pmc".
- reg : Offset and length of the register set for the device
- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entries:
"pclk" (The Tegra clock of that name),
"clk32k_in" (The 32KHz clock input to Tegra).
In clock consumers, this cell represents the clock ID exposed by the
CAR. The assignments may be found in header file
<dt-bindings/clock/tegra114-car.h>.
+- #reset-cells : Should be 1.
+ In clock consumers, this cell represents the bit number in the CAR's
+ array of CLK_RST_CONTROLLER_RST_DEVICES_* registers.
Example SoC include file:
compatible = "nvidia,tegra114-car";
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
usb@c5004000 {
In clock consumers, this cell represents the clock ID exposed by the
CAR. The assignments may be found in header file
<dt-bindings/clock/tegra124-car.h>.
+- #reset-cells : Should be 1.
+ In clock consumers, this cell represents the bit number in the CAR's
+ array of CLK_RST_CONTROLLER_RST_DEVICES_* registers.
Example SoC include file:
compatible = "nvidia,tegra124-car";
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
usb@c5004000 {
In clock consumers, this cell represents the clock ID exposed by the
CAR. The assignments may be found in header file
<dt-bindings/clock/tegra20-car.h>.
+- #reset-cells : Should be 1.
+ In clock consumers, this cell represents the bit number in the CAR's
+ array of CLK_RST_CONTROLLER_RST_DEVICES_* registers.
Example SoC include file:
compatible = "nvidia,tegra20-car";
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
usb@c5004000 {
In clock consumers, this cell represents the clock ID exposed by the
CAR. The assignments may be found in header file
<dt-bindings/clock/tegra30-car.h>.
+- #reset-cells : Should be 1.
+ In clock consumers, this cell represents the bit number in the CAR's
+ array of CLK_RST_CONTROLLER_RST_DEVICES_* registers.
Example SoC include file:
compatible = "nvidia,tegra30-car";
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
usb@c5004000 {
- reg: Should contain DMA registers location and length. This shuld include
all of the per-channel registers.
- interrupts: Should contain all of the per-channel DMA interrupts.
+- clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - dma
+- #dma-cells : Must be <1>. This dictates the length of DMA specifiers in
+ client nodes' dmas properties. The specifier represents the DMA request
+ select value for the peripheral. For more details, consult the Tegra TRM's
+ documentation of the APB DMA channel control register REQ_SEL field.
Examples:
0 149 0x04
0 150 0x04
0 151 0x04 >;
+ clocks = <&tegra_car 34>;
+ resets = <&tegra_car 34>;
+ reset-names = "dma";
+ #dma-cells = <1>;
};
- #size-cells: The number of cells used to represent the size of an address
range in the host1x address space. Should be 1.
- ranges: The mapping of the host1x address space to the CPU address space.
+- clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names: Must include the following entries:
+ - host1x
The host1x top-level node defines a number of children, each representing one
of the following host1x client modules:
- compatible: "nvidia,tegra<chip>-mpe"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
+ - clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - mpe
- vi: video input
- compatible: "nvidia,tegra<chip>-vi"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
+ - clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - vi
- epp: encoder pre-processor
- compatible: "nvidia,tegra<chip>-epp"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
+ - clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - epp
- isp: image signal processor
- compatible: "nvidia,tegra<chip>-isp"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
+ - clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - isp
- gr2d: 2D graphics engine
- compatible: "nvidia,tegra<chip>-gr2d"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
+ - clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - 2d
- gr3d: 3D graphics engine
Required properties:
- compatible: "nvidia,tegra<chip>-gr3d"
- reg: Physical base address and length of the controller's registers.
+ - clocks: Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
+ - clock-names: Must include the following entries:
+ (This property may be omitted if the only clock in the list is "3d")
+ - 3d
+ This MUST be the first entry.
+ - 3d2 (Only required on SoCs with two 3D clocks)
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - 3d
+ - 3d2 (Only required on SoCs with two 3D clocks)
- dc: display controller
- compatible: "nvidia,tegra<chip>-dc"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
+ - clocks: Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
+ - clock-names: Must include the following entries:
+ - dc
+ This MUST be the first entry.
+ - parent
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - dc
Each display controller node has a child node, named "rgb", that represents
the RGB output associated with the controller. It can take the following
- interrupts: The interrupt outputs from the controller.
- vdd-supply: regulator for supply voltage
- pll-supply: regulator for PLL
+ - clocks: Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
+ - clock-names: Must include the following entries:
+ - hdmi
+ This MUST be the first entry.
+ - parent
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - hdmi
Optional properties:
- nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing
- compatible: "nvidia,tegra<chip>-tvo"
- reg: Physical base address and length of the controller's registers.
- interrupts: The interrupt outputs from the controller.
+ - clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
- dsi: display serial interface
Required properties:
- compatible: "nvidia,tegra<chip>-dsi"
- reg: Physical base address and length of the controller's registers.
+ - clocks: Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
+ - clock-names: Must include the following entries:
+ - dsi
+ This MUST be the first entry.
+ - parent
+ - resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names: Must include the following entries:
+ - dsi
Example:
reg = <0x50000000 0x00024000>;
interrupts = <0 65 0x04 /* mpcore syncpt */
0 67 0x04>; /* mpcore general */
+ clocks = <&tegra_car TEGRA20_CLK_HOST1X>;
+ resets = <&tegra_car 28>;
+ reset-names = "host1x";
#address-cells = <1>;
#size-cells = <1>;
compatible = "nvidia,tegra20-mpe";
reg = <0x54040000 0x00040000>;
interrupts = <0 68 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_MPE>;
+ resets = <&tegra_car 60>;
+ reset-names = "mpe";
};
vi {
compatible = "nvidia,tegra20-vi";
reg = <0x54080000 0x00040000>;
interrupts = <0 69 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_VI>;
+ resets = <&tegra_car 100>;
+ reset-names = "vi";
};
epp {
compatible = "nvidia,tegra20-epp";
reg = <0x540c0000 0x00040000>;
interrupts = <0 70 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_EPP>;
+ resets = <&tegra_car 19>;
+ reset-names = "epp";
};
isp {
compatible = "nvidia,tegra20-isp";
reg = <0x54100000 0x00040000>;
interrupts = <0 71 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_ISP>;
+ resets = <&tegra_car 23>;
+ reset-names = "isp";
};
gr2d {
compatible = "nvidia,tegra20-gr2d";
reg = <0x54140000 0x00040000>;
interrupts = <0 72 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_GR2D>;
+ resets = <&tegra_car 21>;
+ reset-names = "2d";
};
gr3d {
compatible = "nvidia,tegra20-gr3d";
reg = <0x54180000 0x00040000>;
+ clocks = <&tegra_car TEGRA20_CLK_GR3D>;
+ resets = <&tegra_car 24>;
+ reset-names = "3d";
};
dc@54200000 {
compatible = "nvidia,tegra20-dc";
reg = <0x54200000 0x00040000>;
interrupts = <0 73 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_DISP1>,
+ <&tegra_car TEGRA20_CLK_PLL_P>;
+ clock-names = "disp1", "parent";
+ resets = <&tegra_car 27>;
+ reset-names = "dc";
rgb {
status = "disabled";
compatible = "nvidia,tegra20-dc";
reg = <0x54240000 0x00040000>;
interrupts = <0 74 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_DISP2>,
+ <&tegra_car TEGRA20_CLK_PLL_P>;
+ clock-names = "disp2", "parent";
+ resets = <&tegra_car 26>;
+ reset-names = "dc";
rgb {
status = "disabled";
compatible = "nvidia,tegra20-hdmi";
reg = <0x54280000 0x00040000>;
interrupts = <0 75 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_HDMI>,
+ <&tegra_car TEGRA20_CLK_PLL_D_OUT0>;
+ clock-names = "hdmi", "parent";
+ resets = <&tegra_car 51>;
+ reset-names = "hdmi";
status = "disabled";
};
compatible = "nvidia,tegra20-tvo";
reg = <0x542c0000 0x00040000>;
interrupts = <0 76 0x04>;
+ clocks = <&tegra_car TEGRA20_CLK_TVO>;
status = "disabled";
};
dsi {
compatible = "nvidia,tegra20-dsi";
reg = <0x54300000 0x00040000>;
+ clocks = <&tegra_car TEGRA20_CLK_DSI>,
+ <&tegra_car TEGRA20_CLK_PLL_D_OUT0>;
+ clock-names = "dsi", "parent";
+ resets = <&tegra_car 48>;
+ reset-names = "dsi";
status = "disabled";
};
};
- interrupts: Should contain I2C controller interrupts.
- address-cells: Address cells for I2C device address.
- size-cells: Size of the I2C device address.
-- clocks: Clock ID as per
- Documentation/devicetree/bindings/clock/tegra<chip-id>.txt
- for I2C controller.
-- clock-names: Name of the clock:
- Tegra20/Tegra30 I2C controller: "div-clk and "fast-clk".
- Tegra114 I2C controller: "div-clk".
+- clocks: Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
+- clock-names: Must include the following entries:
+ Tegra20/Tegra30:
+ - div-clk
+ - fast-clk
+ Tegra114:
+ - div-clk
+- resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names: Must include the following entries:
+ - i2c
+- dmas: Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names: Must include the following entries:
+ - rx
+ - tx
Example:
#size-cells = <0>;
clocks = <&tegra_car 12>, <&tegra_car 124>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 12>;
+ reset-names = "i2c";
+ dmas = <&apbdma 16>, <&apbdma 16>;
+ dma-names = "rx", "tx";
status = "disabled";
};
array of pin numbers which is used as column.
- linux,keymap: The keymap for keys as described in the binding document
devicetree/bindings/input/matrix-keymap.txt.
+- clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names: Must include the following entries:
+ - kbc
Optional properties, in addition to those specified by the shared
matrix-keyboard bindings:
compatible = "nvidia,tegra20-kbc";
reg = <0x7000e200 0x100>;
interrupts = <0 85 0x04>;
+ clocks = <&tegra_car 36>;
+ resets = <&tegra_car 36>;
+ reset-names = "kbc";
nvidia,ghost-filter;
nvidia,debounce-delay-ms = <640>;
nvidia,kbc-row-pins = <0 1 2>; /* pin 0, 1, 2 as rows */
Required properties:
- compatible : Should be "nvidia,<chip>-sdhci"
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - sdhci
Optional properties:
- power-gpios : Specify GPIOs for power control
compatible = "nvidia,tegra20-sdhci";
reg = <0xc8000200 0x200>;
interrupts = <47>;
+ clocks = <&tegra_car 14>;
+ resets = <&tegra_car 14>;
+ reset-names = "sdhci";
cd-gpios = <&gpio 69 0>; /* gpio PI5 */
wp-gpios = <&gpio 57 0>; /* gpio PH1 */
power-gpios = <&gpio 155 0>; /* gpio PT3 */
- clock-frequency : the frequency of the i2c bus
- gpios : the gpio used for ec request
- slave-addr: the i2c address of the slave controller
+- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
+- clock-names : Must include the following entries:
+ Tegra20/Tegra30:
+ - div-clk
+ - fast-clk
+ Tegra114:
+ - div-clk
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - i2c
- 0xc2000000: prefetchable memory region
Please refer to the standard PCI bus binding document for a more detailed
explanation.
-- clocks: List of clock inputs of the controller. Must contain an entry for
- each entry in the clock-names property.
+- clocks: Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names: Must include the following entries:
- "pex": The Tegra clock of that name
- "afi": The Tegra clock of that name
- "pcie_xclk": The Tegra clock of that name
- "pll_e": The Tegra clock of that name
- "cml": The Tegra clock of that name (not required for Tegra20)
+ - pex
+ - afi
+ - pll_e
+ - cml (not required for Tegra20)
+- resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names: Must include the following entries:
+ - pex
+ - afi
+ - pcie_x
Root ports are defined as subnodes of the PCIe controller node.
0x82000000 0 0xa0000000 0xa0000000 0 0x10000000 /* non-prefetchable memory */
0xc2000000 0 0xb0000000 0xb0000000 0 0x10000000>; /* prefetchable memory */
- clocks = <&tegra_car 70>, <&tegra_car 72>, <&tegra_car 74>,
- <&tegra_car 118>;
- clock-names = "pex", "afi", "pcie_xclk", "pll_e";
+ clocks = <&tegra_car 70>, <&tegra_car 72>, <&tegra_car 118>;
+ clock-names = "pex", "afi", "pll_e";
+ resets = <&tegra_car 70>, <&tegra_car 72>, <&tegra_car 74>;
+ reset-names = "pex", "afi", "pcie_x";
status = "disabled";
pci@1,0 {
- reg: physical base address and length of the controller's registers
- #pwm-cells: should be 2. See pwm.txt in this directory for a description of
the cells format.
+- clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets: Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names: Must include the following entries:
+ - pwm
Example:
compatible = "nvidia,tegra20-pwm";
reg = <0x7000a000 0x100>;
#pwm-cells = <2>;
+ clocks = <&tegra_car 17>;
+ resets = <&tegra_car 17>;
+ reset-names = "pwm";
};
- compatible : should be "nvidia,tegra20-rtc".
- reg : Specifies base physical address and size of the registers.
- interrupts : A single interrupt specifier.
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
Example:
compatible = "nvidia,tegra20-rtc";
reg = <0x7000e000 0x100>;
interrupts = <0 2 0x04>;
+ clocks = <&tegra_car 4>;
};
- compatible : should be "nvidia,tegra30-hsuart", "nvidia,tegra20-hsuart".
- reg: Should contain UART controller registers location and length.
- interrupts: Should contain UART controller interrupts.
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
- request selector for this UART controller.
+- clocks: Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - serial
+- dmas : Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names : Must include the following entries:
+ - rx
+ - tx
Optional properties:
- nvidia,enable-modem-interrupt: Enable modem interrupts. Should be enable
reg = <0x70006000 0x40>;
reg-shift = <2>;
interrupts = <0 36 0x04>;
- nvidia,dma-request-selector = <&apbdma 8>;
nvidia,enable-modem-interrupt;
+ clocks = <&tegra_car 6>;
+ resets = <&tegra_car 6>;
+ reset-names = "serial";
+ dmas = <&apbdma 8>, <&apbdma 8>;
+ dma-names = "rx", "tx";
status = "disabled";
};
Required properties:
- compatible : "nvidia,tegra-audio-alc5632"
- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entries:
- "pll_a" (The Tegra clock of that name),
- "pll_a_out0" (The Tegra clock of that name),
- "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
+ - pll_a
+ - pll_a_out0
+ - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
- nvidia,model : The user-visible name of this sound complex.
- nvidia,audio-routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
Required properties:
- compatible : "nvidia,tegra-audio-rt5640"
- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entries:
- "pll_a" (The Tegra clock of that name),
- "pll_a_out0" (The Tegra clock of that name),
- "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
+ - pll_a
+ - pll_a_out0
+ - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
- nvidia,model : The user-visible name of this sound complex.
- nvidia,audio-routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
Required properties:
- compatible : "nvidia,tegra-audio-wm8753"
- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entries:
- "pll_a" (The Tegra clock of that name),
- "pll_a_out0" (The Tegra clock of that name),
- "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
+ - pll_a
+ - pll_a_out0
+ - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
- nvidia,model : The user-visible name of this sound complex.
- nvidia,audio-routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
Required properties:
- compatible : "nvidia,tegra-audio-wm8903"
- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entries:
- "pll_a" (The Tegra clock of that name),
- "pll_a_out0" (The Tegra clock of that name),
- "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
+ - pll_a
+ - pll_a_out0
+ - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
- nvidia,model : The user-visible name of this sound complex.
- nvidia,audio-routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
Required properties:
- compatible : "nvidia,tegra-audio-wm9712"
- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entries:
- "pll_a" (The Tegra clock of that name),
- "pll_a_out0" (The Tegra clock of that name),
- "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
+ - pll_a
+ - pll_a_out0
+ - mclk (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
- nvidia,model : The user-visible name of this sound complex.
- nvidia,audio-routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
- compatible : "nvidia,tegra20-ac97"
- reg : Should contain AC97 controller registers location and length
- interrupts : Should contain AC97 interrupt
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
- request selector for the AC97 controller
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - ac97
+- dmas : Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names : Must include the following entries:
+ - rx
+ - tx
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
- nvidia,codec-reset-gpio : The Tegra GPIO controller's phandle and the number
of the GPIO used to reset the external AC97 codec
- nvidia,codec-sync-gpio : The Tegra GPIO controller's phandle and the number
of the GPIO corresponding with the AC97 DAP _FS line
+
Example:
ac97@70002000 {
compatible = "nvidia,tegra20-ac97";
reg = <0x70002000 0x200>;
interrupts = <0 81 0x04>;
- nvidia,dma-request-selector = <&apbdma 12>;
nvidia,codec-reset-gpio = <&gpio 170 0>;
nvidia,codec-sync-gpio = <&gpio 120 0>;
+ clocks = <&tegra_car 3>;
+ resets = <&tegra_car 3>;
+ reset-names = "ac97";
+ dmas = <&apbdma 12>, <&apbdma 12>;
+ dma-names = "rx", "tx";
};
- compatible : "nvidia,tegra20-i2s"
- reg : Should contain I2S registers location and length
- interrupts : Should contain I2S interrupt
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
- request selector for this I2S controller
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - i2s
+- dmas : Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names : Must include the following entries:
+ - rx
+ - tx
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
Example:
compatible = "nvidia,tegra20-i2s";
reg = <0x70002800 0x200>;
interrupts = < 45 >;
- nvidia,dma-request-selector = < &apbdma 2 >;
+ clocks = <&tegra_car 11>;
+ resets = <&tegra_car 11>;
+ reset-names = "i2s";
+ dmas = <&apbdma 21>, <&apbdma 21>;
+ dma-names = "rx", "tx";
};
- Tegra30 requires 2 entries, for the APBIF and AHUB/AUDIO register blocks.
- Tegra114 requires an additional entry, for the APBIF2 register block.
- interrupts : Should contain AHUB interrupt
-- nvidia,dma-request-selector : A list of the DMA channel specifiers. Each
- entry contains the Tegra DMA controller's phandle and request selector.
- If a single entry is present, the request selectors for the channels are
- assumed to be contiguous, and increment from this value.
- If multiple values are given, one value must be given per channel.
-- clocks : Must contain an entry for each required entry in clock-names.
+- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
- clock-names : Must include the following entries:
- - Tegra30: Requires d_audio, apbif, i2s0, i2s1, i2s2, i2s3, i2s4, dam0,
- dam1, dam2, spdif_in.
- - Tegra114: Additionally requires amx, adx.
+ - d_audio
+ - apbif
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ Tegra30 and later:
+ - d_audio
+ - apbif
+ - i2s0
+ - i2s1
+ - i2s2
+ - i2s3
+ - i2s4
+ - dam0
+ - dam1
+ - dam2
+ - spdif
+ Tegra114 and later additionally require:
+ - amx
+ - adx
+ Tegra124 and later additionally require:
+ - amx1
+ - adx1
+ - afc0
+ - afc1
+ - afc2
+ - afc3
+ - afc4
+ - afc5
- ranges : The bus address mapping for the configlink register bus.
Can be empty since the mapping is 1:1.
+- dmas : Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names : Must include the following entries:
+ - rx0 .. rx<n>
+ - tx0 .. tx<n>
+ ... where n is:
+ Tegra30: 3
+ Tegra114, Tegra124: 9
- #address-cells : For the configlink bus. Should be <1>;
- #size-cells : For the configlink bus. Should be <1>.
reg = <0x70080000 0x200 0x70080200 0x100>;
interrupts = < 0 103 0x04 >;
nvidia,dma-request-selector = <&apbdma 1>;
- clocks = <&tegra_car 106>, <&tegra_car 107>, <&tegra_car 30>,
+ clocks = <&tegra_car 106>, <&tegra_car 107>;
+ clock-names = "d_audio", "apbif";
+ resets = <&tegra_car 106>, <&tegra_car 107>, <&tegra_car 30>,
<&tegra_car 11>, <&tegra_car 18>, <&tegra_car 101>,
<&tegra_car 102>, <&tegra_car 108>, <&tegra_car 109>,
- <&tegra_car 110>, <&tegra_car 162>;
- clock-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2",
+ <&tegra_car 110>, <&tegra_car 10>;
+ reset-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2",
"i2s3", "i2s4", "dam0", "dam1", "dam2",
- "spdif_in";
+ "spdif";
+ dmas = <&apbdma 1>, <&apbdma 1>;
+ <&apbdma 2>, <&apbdma 2>;
+ <&apbdma 3>, <&apbdma 3>;
+ <&apbdma 4>, <&apbdma 4>;
+ dma-names = "rx0", "tx0", "rx1", "tx1", "rx2", "tx2", "rx3", "tx3";
ranges;
#address-cells = <1>;
#size-cells = <1>;
Required properties:
- compatible : "nvidia,tegra30-i2s"
- reg : Should contain I2S registers location and length
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - i2s
- nvidia,ahub-cif-ids : The list of AHUB CIF IDs for this port, rx (playback)
first, tx (capture) second. See nvidia,tegra30-ahub.txt for values.
Example:
-i2s@70002800 {
+i2s@70080300 {
compatible = "nvidia,tegra30-i2s";
reg = <0x70080300 0x100>;
nvidia,ahub-cif-ids = <4 4>;
+ clocks = <&tegra_car 11>;
+ resets = <&tegra_car 11>;
+ reset-names = "i2s";
};
- compatible : should be "nvidia,tegra114-spi".
- reg: Should contain SPI registers location and length.
- interrupts: Should contain SPI interrupts.
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
- request selector for this SPI controller.
-- This is also require clock named "spi" as per binding document
- Documentation/devicetree/bindings/clock/clock-bindings.txt
+- clock-names : Must include the following entries:
+ - spi
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - spi
+- dmas : Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names : Must include the following entries:
+ - rx
+ - tx
+- clocks : Must contain an entry for each entry in clock-names.
+ See ../clocks/clock-bindings.txt for details.
Recommended properties:
- spi-max-frequency: Definition as per
compatible = "nvidia,tegra114-spi";
reg = <0x7000d600 0x200>;
interrupts = <0 82 0x04>;
- nvidia,dma-request-selector = <&apbdma 16>;
spi-max-frequency = <25000000>;
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&tegra_car 44>;
+ clock-names = "spi";
+ resets = <&tegra_car 44>;
+ reset-names = "spi";
+ dmas = <&apbdma 16>, <&apbdma 16>;
+ dma-names = "rx", "tx";
status = "disabled";
};
- compatible : should be "nvidia,tegra20-sflash".
- reg: Should contain SFLASH registers location and length.
- interrupts: Should contain SFLASH interrupts.
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
- request selector for this SFLASH controller.
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - spi
+- dmas : Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names : Must include the following entries:
+ - rx
+ - tx
Recommended properties:
- spi-max-frequency: Definition as per
compatible = "nvidia,tegra20-sflash";
reg = <0x7000c380 0x80>;
interrupts = <0 39 0x04>;
- nvidia,dma-request-selector = <&apbdma 16>;
spi-max-frequency = <25000000>;
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&tegra_car 43>;
+ resets = <&tegra_car 43>;
+ reset-names = "spi";
+ dmas = <&apbdma 11>, <&apbdma 11>;
+ dma-names = "rx", "tx";
status = "disabled";
};
-
- compatible : should be "nvidia,tegra20-slink", "nvidia,tegra30-slink".
- reg: Should contain SLINK registers location and length.
- interrupts: Should contain SLINK interrupts.
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
- request selector for this SLINK controller.
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+- resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+- reset-names : Must include the following entries:
+ - spi
+- dmas : Must contain an entry for each entry in clock-names.
+ See ../dma/dma.txt for details.
+- dma-names : Must include the following entries:
+ - rx
+ - tx
Recommended properties:
- spi-max-frequency: Definition as per
compatible = "nvidia,tegra20-slink";
reg = <0x7000d600 0x200>;
interrupts = <0 82 0x04>;
- nvidia,dma-request-selector = <&apbdma 16>;
spi-max-frequency = <25000000>;
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&tegra_car 44>;
+ resets = <&tegra_car 44>;
+ reset-names = "spi";
+ dmas = <&apbdma 16>, <&apbdma 16>;
+ dma-names = "rx", "tx";
status = "disabled";
};
-
- compatible : should be "nvidia,tegra20-timer".
- reg : Specifies base physical address and size of the registers.
- interrupts : A list of 4 interrupts; one per timer channel.
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
Example:
0 1 0x04
0 41 0x04
0 42 0x04>;
+ clocks = <&tegra_car 132>;
};
- reg : Specifies base physical address and size of the registers.
- interrupts : A list of 6 interrupts; one per each of timer channels 1
through 5, and one for the shared interrupt for the remaining channels.
+- clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
timer {
compatible = "nvidia,tegra30-timer", "nvidia,tegra20-timer";
0 42 0x04
0 121 0x04
0 122 0x04>;
+ clocks = <&tegra_car 214>;
};
Required properties :
- compatible : Should be "nvidia,tegra20-ehci".
- nvidia,phy : phandle of the PHY that the controller is connected to.
- - clocks : Contains a single entry which defines the USB controller's clock.
+ - clocks : Must contain one entry, for the module clock.
+ See ../clocks/clock-bindings.txt for details.
+ - resets : Must contain an entry for each entry in reset-names.
+ See ../reset/reset.txt for details.
+ - reset-names : Must include the following entries:
+ - usb
Optional properties:
- nvidia,needs-double-reset : boolean is to be set for some of the Tegra20
compatible = "nvidia,tegra114-car";
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
apbdma: dma {
<GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA114_CLK_APBDMA>;
+ resets = <&tegra_car 34>;
+ reset-names = "dma";
+ #dma-cells = <1>;
};
ahb: ahb {
reg = <0x70006000 0x40>;
reg-shift = <2>;
interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 8>;
- status = "disabled";
clocks = <&tegra_car TEGRA114_CLK_UARTA>;
+ resets = <&tegra_car 6>;
+ reset-names = "serial";
+ dmas = <&apbdma 8>, <&apbdma 8>;
+ dma-names = "rx", "tx";
+ status = "disabled";
};
uartb: serial@70006040 {
reg = <0x70006040 0x40>;
reg-shift = <2>;
interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 9>;
- status = "disabled";
clocks = <&tegra_car TEGRA114_CLK_UARTB>;
+ resets = <&tegra_car 7>;
+ reset-names = "serial";
+ dmas = <&apbdma 9>, <&apbdma 9>;
+ dma-names = "rx", "tx";
+ status = "disabled";
};
uartc: serial@70006200 {
reg = <0x70006200 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 10>;
- status = "disabled";
clocks = <&tegra_car TEGRA114_CLK_UARTC>;
+ resets = <&tegra_car 55>;
+ reset-names = "serial";
+ dmas = <&apbdma 10>, <&apbdma 10>;
+ dma-names = "rx", "tx";
+ status = "disabled";
};
uartd: serial@70006300 {
reg = <0x70006300 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 19>;
- status = "disabled";
clocks = <&tegra_car TEGRA114_CLK_UARTD>;
+ resets = <&tegra_car 65>;
+ reset-names = "serial";
+ dmas = <&apbdma 19>, <&apbdma 19>;
+ dma-names = "rx", "tx";
+ status = "disabled";
};
pwm: pwm {
reg = <0x7000a000 0x100>;
#pwm-cells = <2>;
clocks = <&tegra_car TEGRA114_CLK_PWM>;
+ resets = <&tegra_car 17>;
+ reset-names = "pwm";
status = "disabled";
};
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_I2C1>;
clock-names = "div-clk";
+ resets = <&tegra_car 12>;
+ reset-names = "i2c";
+ dmas = <&apbdma 21>, <&apbdma 21>;
+ dma-names = "rx", "tx";
status = "disabled";
};
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_I2C2>;
clock-names = "div-clk";
+ resets = <&tegra_car 54>;
+ reset-names = "i2c";
+ dmas = <&apbdma 22>, <&apbdma 22>;
+ dma-names = "rx", "tx";
status = "disabled";
};
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_I2C3>;
clock-names = "div-clk";
+ resets = <&tegra_car 67>;
+ reset-names = "i2c";
+ dmas = <&apbdma 23>, <&apbdma 23>;
+ dma-names = "rx", "tx";
status = "disabled";
};
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_I2C4>;
clock-names = "div-clk";
+ resets = <&tegra_car 103>;
+ reset-names = "i2c";
+ dmas = <&apbdma 26>, <&apbdma 26>;
+ dma-names = "rx", "tx";
status = "disabled";
};
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_I2C5>;
clock-names = "div-clk";
+ resets = <&tegra_car 47>;
+ reset-names = "i2c";
+ dmas = <&apbdma 24>, <&apbdma 24>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra114-spi";
reg = <0x7000d400 0x200>;
interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 15>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_SBC1>;
clock-names = "spi";
+ resets = <&tegra_car 41>;
+ reset-names = "spi";
+ dmas = <&apbdma 15>, <&apbdma 15>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra114-spi";
reg = <0x7000d600 0x200>;
interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 16>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_SBC2>;
clock-names = "spi";
+ resets = <&tegra_car 44>;
+ reset-names = "spi";
+ dmas = <&apbdma 16>, <&apbdma 16>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra114-spi";
reg = <0x7000d800 0x200>;
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 17>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_SBC3>;
clock-names = "spi";
+ resets = <&tegra_car 46>;
+ reset-names = "spi";
+ dmas = <&apbdma 17>, <&apbdma 17>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra114-spi";
reg = <0x7000da00 0x200>;
interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 18>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_SBC4>;
clock-names = "spi";
+ resets = <&tegra_car 68>;
+ reset-names = "spi";
+ dmas = <&apbdma 18>, <&apbdma 18>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra114-spi";
reg = <0x7000dc00 0x200>;
interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 27>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_SBC5>;
clock-names = "spi";
+ resets = <&tegra_car 104>;
+ reset-names = "spi";
+ dmas = <&apbdma 27>, <&apbdma 27>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra114-spi";
reg = <0x7000de00 0x200>;
interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 28>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA114_CLK_SBC6>;
clock-names = "spi";
+ resets = <&tegra_car 105>;
+ reset-names = "spi";
+ dmas = <&apbdma 28>, <&apbdma 28>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x7000e200 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA114_CLK_KBC>;
+ resets = <&tegra_car 36>;
+ reset-names = "kbc";
status = "disabled";
};
<0x70080200 0x100>,
<0x70081000 0x200>;
interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 1>, <&apbdma 2>,
- <&apbdma 3>, <&apbdma 4>, <&apbdma 6>, <&apbdma 7>,
- <&apbdma 12>, <&apbdma 13>, <&apbdma 14>,
- <&apbdma 29>;
clocks = <&tegra_car TEGRA114_CLK_D_AUDIO>,
- <&tegra_car TEGRA114_CLK_APBIF>,
- <&tegra_car TEGRA114_CLK_I2S0>,
- <&tegra_car TEGRA114_CLK_I2S1>,
- <&tegra_car TEGRA114_CLK_I2S2>,
- <&tegra_car TEGRA114_CLK_I2S3>,
- <&tegra_car TEGRA114_CLK_I2S4>,
- <&tegra_car TEGRA114_CLK_DAM0>,
- <&tegra_car TEGRA114_CLK_DAM1>,
- <&tegra_car TEGRA114_CLK_DAM2>,
- <&tegra_car TEGRA114_CLK_SPDIF_IN>,
- <&tegra_car TEGRA114_CLK_AMX>,
- <&tegra_car TEGRA114_CLK_ADX>;
- clock-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2",
+ <&tegra_car TEGRA114_CLK_APBIF>;
+ clock-names = "d_audio", "apbif";
+ resets = <&tegra_car 106>, /* d_audio */
+ <&tegra_car 107>, /* apbif */
+ <&tegra_car 30>, /* i2s0 */
+ <&tegra_car 11>, /* i2s1 */
+ <&tegra_car 18>, /* i2s2 */
+ <&tegra_car 101>, /* i2s3 */
+ <&tegra_car 102>, /* i2s4 */
+ <&tegra_car 108>, /* dam0 */
+ <&tegra_car 109>, /* dam1 */
+ <&tegra_car 110>, /* dam2 */
+ <&tegra_car 10>, /* spdif */
+ <&tegra_car 153>, /* amx */
+ <&tegra_car 154>; /* adx */
+ reset-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2",
"i2s3", "i2s4", "dam0", "dam1", "dam2",
- "spdif_in", "amx", "adx";
+ "spdif", "amx", "adx";
+ dmas = <&apbdma 1>, <&apbdma 1>,
+ <&apbdma 2>, <&apbdma 2>,
+ <&apbdma 3>, <&apbdma 3>,
+ <&apbdma 4>, <&apbdma 4>,
+ <&apbdma 6>, <&apbdma 6>,
+ <&apbdma 7>, <&apbdma 7>,
+ <&apbdma 12>, <&apbdma 12>,
+ <&apbdma 13>, <&apbdma 13>,
+ <&apbdma 14>, <&apbdma 14>,
+ <&apbdma 29>, <&apbdma 29>;
+ dma-names = "rx0", "tx0", "rx1", "tx1", "rx2", "tx2",
+ "rx3", "tx3", "rx4", "tx4", "rx5", "tx5",
+ "rx6", "tx6", "rx7", "tx7", "rx8", "tx8",
+ "rx9", "tx9";
ranges;
#address-cells = <1>;
#size-cells = <1>;
reg = <0x70080300 0x100>;
nvidia,ahub-cif-ids = <4 4>;
clocks = <&tegra_car TEGRA114_CLK_I2S0>;
+ resets = <&tegra_car 30>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080400 0x100>;
nvidia,ahub-cif-ids = <5 5>;
clocks = <&tegra_car TEGRA114_CLK_I2S1>;
+ resets = <&tegra_car 11>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080500 0x100>;
nvidia,ahub-cif-ids = <6 6>;
clocks = <&tegra_car TEGRA114_CLK_I2S2>;
+ resets = <&tegra_car 18>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080600 0x100>;
nvidia,ahub-cif-ids = <7 7>;
clocks = <&tegra_car TEGRA114_CLK_I2S3>;
+ resets = <&tegra_car 101>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080700 0x100>;
nvidia,ahub-cif-ids = <8 8>;
clocks = <&tegra_car TEGRA114_CLK_I2S4>;
+ resets = <&tegra_car 102>;
+ reset-names = "i2s";
status = "disabled";
};
};
reg = <0x78000000 0x200>;
interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA114_CLK_SDMMC1>;
+ resets = <&tegra_car 14>;
+ reset-names = "sdhci";
status = "disable";
};
reg = <0x78000200 0x200>;
interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA114_CLK_SDMMC2>;
+ resets = <&tegra_car 9>;
+ reset-names = "sdhci";
status = "disable";
};
reg = <0x78000400 0x200>;
interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA114_CLK_SDMMC3>;
+ resets = <&tegra_car 69>;
+ reset-names = "sdhci";
status = "disable";
};
reg = <0x78000600 0x200>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA114_CLK_SDMMC4>;
+ resets = <&tegra_car 15>;
+ reset-names = "sdhci";
status = "disable";
};
interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
phy_type = "utmi";
clocks = <&tegra_car TEGRA114_CLK_USBD>;
+ resets = <&tegra_car 22>;
+ reset-names = "usb";
nvidia,phy = <&phy1>;
status = "disabled";
};
interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
phy_type = "utmi";
clocks = <&tegra_car TEGRA114_CLK_USB3>;
+ resets = <&tegra_car 59>;
+ reset-names = "usb";
nvidia,phy = <&phy3>;
status = "disabled";
};
clocks = <&tegra_car TEGRA20_CLK_I2C3>,
<&tegra_car TEGRA20_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 67>;
+ reset-names = "i2c";
};
i2c@7000d000 {
interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>, /* syncpt */
<GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; /* general */
clocks = <&tegra_car TEGRA20_CLK_HOST1X>;
+ resets = <&tegra_car 28>;
+ reset-names = "host1x";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x54040000 0x00040000>;
interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_MPE>;
+ resets = <&tegra_car 60>;
+ reset-names = "mpe";
};
vi {
reg = <0x54080000 0x00040000>;
interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_VI>;
+ resets = <&tegra_car 20>;
+ reset-names = "vi";
};
epp {
reg = <0x540c0000 0x00040000>;
interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_EPP>;
+ resets = <&tegra_car 19>;
+ reset-names = "epp";
};
isp {
reg = <0x54100000 0x00040000>;
interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_ISP>;
+ resets = <&tegra_car 23>;
+ reset-names = "isp";
};
gr2d {
reg = <0x54140000 0x00040000>;
interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_GR2D>;
+ resets = <&tegra_car 21>;
+ reset-names = "2d";
};
gr3d {
compatible = "nvidia,tegra20-gr3d";
reg = <0x54180000 0x00040000>;
clocks = <&tegra_car TEGRA20_CLK_GR3D>;
+ resets = <&tegra_car 24>;
+ reset-names = "3d";
};
dc@54200000 {
interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_DISP1>,
<&tegra_car TEGRA20_CLK_PLL_P>;
- clock-names = "disp1", "parent";
+ clock-names = "dc", "parent";
+ resets = <&tegra_car 27>;
+ reset-names = "dc";
rgb {
status = "disabled";
interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_DISP2>,
<&tegra_car TEGRA20_CLK_PLL_P>;
- clock-names = "disp2", "parent";
+ clock-names = "dc", "parent";
+ resets = <&tegra_car 26>;
+ reset-names = "dc";
rgb {
status = "disabled";
clocks = <&tegra_car TEGRA20_CLK_HDMI>,
<&tegra_car TEGRA20_CLK_PLL_D_OUT0>;
clock-names = "hdmi", "parent";
+ resets = <&tegra_car 51>;
+ reset-names = "hdmi";
status = "disabled";
};
compatible = "nvidia,tegra20-dsi";
reg = <0x54300000 0x00040000>;
clocks = <&tegra_car TEGRA20_CLK_DSI>;
+ resets = <&tegra_car 48>;
+ reset-names = "dsi";
status = "disabled";
};
};
compatible = "nvidia,tegra20-car";
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
apbdma: dma {
<GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_APBDMA>;
+ resets = <&tegra_car 34>;
+ reset-names = "dma";
+ #dma-cells = <1>;
};
ahb {
compatible = "nvidia,tegra20-ac97";
reg = <0x70002000 0x200>;
interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 12>;
clocks = <&tegra_car TEGRA20_CLK_AC97>;
+ resets = <&tegra_car 3>;
+ reset-names = "ac97";
+ dmas = <&apbdma 12>, <&apbdma 12>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra20-i2s";
reg = <0x70002800 0x200>;
interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 2>;
clocks = <&tegra_car TEGRA20_CLK_I2S1>;
+ resets = <&tegra_car 11>;
+ reset-names = "i2s";
+ dmas = <&apbdma 2>, <&apbdma 2>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra20-i2s";
reg = <0x70002a00 0x200>;
interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 1>;
clocks = <&tegra_car TEGRA20_CLK_I2S2>;
+ resets = <&tegra_car 18>;
+ reset-names = "i2s";
+ dmas = <&apbdma 1>, <&apbdma 1>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006000 0x40>;
reg-shift = <2>;
interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 8>;
clocks = <&tegra_car TEGRA20_CLK_UARTA>;
+ resets = <&tegra_car 6>;
+ reset-names = "serial";
+ dmas = <&apbdma 8>, <&apbdma 8>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006040 0x40>;
reg-shift = <2>;
interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 9>;
clocks = <&tegra_car TEGRA20_CLK_UARTB>;
+ resets = <&tegra_car 7>;
+ reset-names = "serial";
+ dmas = <&apbdma 9>, <&apbdma 9>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006200 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 10>;
clocks = <&tegra_car TEGRA20_CLK_UARTC>;
+ resets = <&tegra_car 55>;
+ reset-names = "serial";
+ dmas = <&apbdma 10>, <&apbdma 10>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006300 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 19>;
clocks = <&tegra_car TEGRA20_CLK_UARTD>;
+ resets = <&tegra_car 65>;
+ reset-names = "serial";
+ dmas = <&apbdma 19>, <&apbdma 19>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006400 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 20>;
clocks = <&tegra_car TEGRA20_CLK_UARTE>;
+ resets = <&tegra_car 66>;
+ reset-names = "serial";
+ dmas = <&apbdma 20>, <&apbdma 20>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x7000a000 0x100>;
#pwm-cells = <2>;
clocks = <&tegra_car TEGRA20_CLK_PWM>;
+ resets = <&tegra_car 17>;
+ reset-names = "pwm";
status = "disabled";
};
clocks = <&tegra_car TEGRA20_CLK_I2C1>,
<&tegra_car TEGRA20_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 12>;
+ reset-names = "i2c";
+ dmas = <&apbdma 21>, <&apbdma 21>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra20-sflash";
reg = <0x7000c380 0x80>;
interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 11>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA20_CLK_SPI>;
+ resets = <&tegra_car 43>;
+ reset-names = "spi";
+ dmas = <&apbdma 11>, <&apbdma 11>;
+ dma-names = "rx", "tx";
status = "disabled";
};
clocks = <&tegra_car TEGRA20_CLK_I2C2>,
<&tegra_car TEGRA20_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 54>;
+ reset-names = "i2c";
+ dmas = <&apbdma 22>, <&apbdma 22>;
+ dma-names = "rx", "tx";
status = "disabled";
};
clocks = <&tegra_car TEGRA20_CLK_I2C3>,
<&tegra_car TEGRA20_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 67>;
+ reset-names = "i2c";
+ dmas = <&apbdma 23>, <&apbdma 23>;
+ dma-names = "rx", "tx";
status = "disabled";
};
clocks = <&tegra_car TEGRA20_CLK_DVC>,
<&tegra_car TEGRA20_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 47>;
+ reset-names = "i2c";
+ dmas = <&apbdma 24>, <&apbdma 24>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra20-slink";
reg = <0x7000d400 0x200>;
interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 15>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA20_CLK_SBC1>;
+ resets = <&tegra_car 41>;
+ reset-names = "spi";
+ dmas = <&apbdma 15>, <&apbdma 15>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra20-slink";
reg = <0x7000d600 0x200>;
interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 16>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA20_CLK_SBC2>;
+ resets = <&tegra_car 44>;
+ reset-names = "spi";
+ dmas = <&apbdma 16>, <&apbdma 16>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra20-slink";
reg = <0x7000d800 0x200>;
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 17>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA20_CLK_SBC3>;
+ resets = <&tegra_car 46>;
+ reset-names = "spi";
+ dmas = <&apbdma 17>, <&apbdma 17>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra20-slink";
reg = <0x7000da00 0x200>;
interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 18>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA20_CLK_SBC4>;
+ resets = <&tegra_car 68>;
+ reset-names = "spi";
+ dmas = <&apbdma 18>, <&apbdma 18>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x7000e200 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_KBC>;
+ resets = <&tegra_car 36>;
+ reset-names = "kbc";
status = "disabled";
};
clocks = <&tegra_car TEGRA20_CLK_PEX>,
<&tegra_car TEGRA20_CLK_AFI>,
- <&tegra_car TEGRA20_CLK_PCIE_XCLK>,
<&tegra_car TEGRA20_CLK_PLL_E>;
- clock-names = "pex", "afi", "pcie_xclk", "pll_e";
+ clock-names = "pex", "afi", "pll_e";
+ resets = <&tegra_car 70>,
+ <&tegra_car 72>,
+ <&tegra_car 74>;
+ reset-names = "pex", "afi", "pcie_x";
status = "disabled";
pci@1,0 {
phy_type = "utmi";
nvidia,has-legacy-mode;
clocks = <&tegra_car TEGRA20_CLK_USBD>;
+ resets = <&tegra_car 22>;
+ reset-names = "usb";
nvidia,needs-double-reset;
nvidia,phy = <&phy1>;
status = "disabled";
interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
phy_type = "ulpi";
clocks = <&tegra_car TEGRA20_CLK_USB2>;
+ resets = <&tegra_car 58>;
+ reset-names = "usb";
nvidia,phy = <&phy2>;
status = "disabled";
};
interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
phy_type = "utmi";
clocks = <&tegra_car TEGRA20_CLK_USB3>;
+ resets = <&tegra_car 59>;
+ reset-names = "usb";
nvidia,phy = <&phy3>;
status = "disabled";
};
reg = <0xc8000000 0x200>;
interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_SDMMC1>;
+ resets = <&tegra_car 14>;
+ reset-names = "sdhci";
status = "disabled";
};
reg = <0xc8000200 0x200>;
interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_SDMMC2>;
+ resets = <&tegra_car 9>;
+ reset-names = "sdhci";
status = "disabled";
};
reg = <0xc8000400 0x200>;
interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_SDMMC3>;
+ resets = <&tegra_car 69>;
+ reset-names = "sdhci";
status = "disabled";
};
reg = <0xc8000600 0x200>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA20_CLK_SDMMC4>;
+ resets = <&tegra_car 15>;
+ reset-names = "sdhci";
status = "disabled";
};
clocks = <&tegra_car TEGRA30_CLK_PCIE>,
<&tegra_car TEGRA30_CLK_AFI>,
- <&tegra_car TEGRA30_CLK_PCIEX>,
<&tegra_car TEGRA30_CLK_PLL_E>,
<&tegra_car TEGRA30_CLK_CML0>;
- clock-names = "pex", "afi", "pcie_xclk", "pll_e", "cml";
+ clock-names = "pex", "afi", "pll_e", "cml";
+ resets = <&tegra_car 70>,
+ <&tegra_car 72>,
+ <&tegra_car 74>;
+ reset-names = "pex", "afi", "pcie_x";
status = "disabled";
pci@1,0 {
interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>, /* syncpt */
<GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; /* general */
clocks = <&tegra_car TEGRA30_CLK_HOST1X>;
+ resets = <&tegra_car 28>;
+ reset-names = "host1x";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x54040000 0x00040000>;
interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_MPE>;
+ resets = <&tegra_car 60>;
+ reset-names = "mpe";
};
vi {
reg = <0x54080000 0x00040000>;
interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_VI>;
+ resets = <&tegra_car 20>;
+ reset-names = "vi";
};
epp {
reg = <0x540c0000 0x00040000>;
interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_EPP>;
+ resets = <&tegra_car 19>;
+ reset-names = "epp";
};
isp {
reg = <0x54100000 0x00040000>;
interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_ISP>;
+ resets = <&tegra_car 23>;
+ reset-names = "isp";
};
gr2d {
compatible = "nvidia,tegra30-gr2d";
reg = <0x54140000 0x00040000>;
interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&tegra_car 21>;
+ reset-names = "2d";
clocks = <&tegra_car TEGRA30_CLK_GR2D>;
};
clocks = <&tegra_car TEGRA30_CLK_GR3D
&tegra_car TEGRA30_CLK_GR3D2>;
clock-names = "3d", "3d2";
+ resets = <&tegra_car 24>,
+ <&tegra_car 98>;
+ reset-names = "3d", "3d2";
};
dc@54200000 {
interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_DISP1>,
<&tegra_car TEGRA30_CLK_PLL_P>;
- clock-names = "disp1", "parent";
+ clock-names = "dc", "parent";
+ resets = <&tegra_car 27>;
+ reset-names = "dc";
rgb {
status = "disabled";
interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_DISP2>,
<&tegra_car TEGRA30_CLK_PLL_P>;
- clock-names = "disp2", "parent";
+ clock-names = "dc", "parent";
+ resets = <&tegra_car 26>;
+ reset-names = "dc";
rgb {
status = "disabled";
clocks = <&tegra_car TEGRA30_CLK_HDMI>,
<&tegra_car TEGRA30_CLK_PLL_D2_OUT0>;
clock-names = "hdmi", "parent";
+ resets = <&tegra_car 51>;
+ reset-names = "hdmi";
status = "disabled";
};
compatible = "nvidia,tegra30-dsi";
reg = <0x54300000 0x00040000>;
clocks = <&tegra_car TEGRA30_CLK_DSIA>;
+ resets = <&tegra_car 48>;
+ reset-names = "dsi";
status = "disabled";
};
};
compatible = "nvidia,tegra30-car";
reg = <0x60006000 0x1000>;
#clock-cells = <1>;
+ #reset-cells = <1>;
};
apbdma: dma {
<GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_APBDMA>;
+ resets = <&tegra_car 34>;
+ reset-names = "dma";
+ #dma-cells = <1>;
};
ahb: ahb {
reg = <0x70006000 0x40>;
reg-shift = <2>;
interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 8>;
clocks = <&tegra_car TEGRA30_CLK_UARTA>;
+ resets = <&tegra_car 6>;
+ reset-names = "serial";
+ dmas = <&apbdma 8>, <&apbdma 8>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006040 0x40>;
reg-shift = <2>;
interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 9>;
clocks = <&tegra_car TEGRA30_CLK_UARTB>;
+ resets = <&tegra_car 7>;
+ reset-names = "serial";
+ dmas = <&apbdma 9>, <&apbdma 9>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006200 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 10>;
clocks = <&tegra_car TEGRA30_CLK_UARTC>;
+ resets = <&tegra_car 55>;
+ reset-names = "serial";
+ dmas = <&apbdma 10>, <&apbdma 10>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006300 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 19>;
clocks = <&tegra_car TEGRA30_CLK_UARTD>;
+ resets = <&tegra_car 65>;
+ reset-names = "serial";
+ dmas = <&apbdma 19>, <&apbdma 19>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x70006400 0x100>;
reg-shift = <2>;
interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 20>;
clocks = <&tegra_car TEGRA30_CLK_UARTE>;
+ resets = <&tegra_car 66>;
+ reset-names = "serial";
+ dmas = <&apbdma 20>, <&apbdma 20>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x7000a000 0x100>;
#pwm-cells = <2>;
clocks = <&tegra_car TEGRA30_CLK_PWM>;
+ resets = <&tegra_car 17>;
+ reset-names = "pwm";
status = "disabled";
};
clocks = <&tegra_car TEGRA30_CLK_I2C1>,
<&tegra_car TEGRA30_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 12>;
+ reset-names = "i2c";
+ dmas = <&apbdma 21>, <&apbdma 21>;
+ dma-names = "rx", "tx";
status = "disabled";
};
clocks = <&tegra_car TEGRA30_CLK_I2C2>,
<&tegra_car TEGRA30_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 54>;
+ reset-names = "i2c";
+ dmas = <&apbdma 22>, <&apbdma 22>;
+ dma-names = "rx", "tx";
status = "disabled";
};
clocks = <&tegra_car TEGRA30_CLK_I2C3>,
<&tegra_car TEGRA30_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 67>;
+ reset-names = "i2c";
+ dmas = <&apbdma 23>, <&apbdma 23>;
+ dma-names = "rx", "tx";
status = "disabled";
};
#size-cells = <0>;
clocks = <&tegra_car TEGRA30_CLK_I2C4>,
<&tegra_car TEGRA30_CLK_PLL_P_OUT3>;
+ resets = <&tegra_car 103>;
+ reset-names = "i2c";
clock-names = "div-clk", "fast-clk";
+ dmas = <&apbdma 26>, <&apbdma 26>;
+ dma-names = "rx", "tx";
status = "disabled";
};
clocks = <&tegra_car TEGRA30_CLK_I2C5>,
<&tegra_car TEGRA30_CLK_PLL_P_OUT3>;
clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 47>;
+ reset-names = "i2c";
+ dmas = <&apbdma 24>, <&apbdma 24>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink";
reg = <0x7000d400 0x200>;
interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 15>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA30_CLK_SBC1>;
+ resets = <&tegra_car 41>;
+ reset-names = "spi";
+ dmas = <&apbdma 15>, <&apbdma 15>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink";
reg = <0x7000d600 0x200>;
interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 16>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA30_CLK_SBC2>;
+ resets = <&tegra_car 44>;
+ reset-names = "spi";
+ dmas = <&apbdma 16>, <&apbdma 16>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink";
reg = <0x7000d800 0x200>;
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 17>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA30_CLK_SBC3>;
+ resets = <&tegra_car 46>;
+ reset-names = "spi";
+ dmas = <&apbdma 17>, <&apbdma 17>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink";
reg = <0x7000da00 0x200>;
interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 18>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA30_CLK_SBC4>;
+ resets = <&tegra_car 68>;
+ reset-names = "spi";
+ dmas = <&apbdma 18>, <&apbdma 18>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink";
reg = <0x7000dc00 0x200>;
interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 27>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA30_CLK_SBC5>;
+ resets = <&tegra_car 104>;
+ reset-names = "spi";
+ dmas = <&apbdma 27>, <&apbdma 27>;
+ dma-names = "rx", "tx";
status = "disabled";
};
compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink";
reg = <0x7000de00 0x200>;
interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 28>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&tegra_car TEGRA30_CLK_SBC6>;
+ resets = <&tegra_car 106>;
+ reset-names = "spi";
+ dmas = <&apbdma 28>, <&apbdma 28>;
+ dma-names = "rx", "tx";
status = "disabled";
};
reg = <0x7000e200 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_KBC>;
+ resets = <&tegra_car 36>;
+ reset-names = "kbc";
status = "disabled";
};
reg = <0x70080000 0x200
0x70080200 0x100>;
interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
- nvidia,dma-request-selector = <&apbdma 1>;
clocks = <&tegra_car TEGRA30_CLK_D_AUDIO>,
- <&tegra_car TEGRA30_CLK_APBIF>,
- <&tegra_car TEGRA30_CLK_I2S0>,
- <&tegra_car TEGRA30_CLK_I2S1>,
- <&tegra_car TEGRA30_CLK_I2S2>,
- <&tegra_car TEGRA30_CLK_I2S3>,
- <&tegra_car TEGRA30_CLK_I2S4>,
- <&tegra_car TEGRA30_CLK_DAM0>,
- <&tegra_car TEGRA30_CLK_DAM1>,
- <&tegra_car TEGRA30_CLK_DAM2>,
- <&tegra_car TEGRA30_CLK_SPDIF_IN>;
- clock-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2",
+ <&tegra_car TEGRA30_CLK_APBIF>;
+ clock-names = "d_audio", "apbif";
+ resets = <&tegra_car 106>, /* d_audio */
+ <&tegra_car 107>, /* apbif */
+ <&tegra_car 30>, /* i2s0 */
+ <&tegra_car 11>, /* i2s1 */
+ <&tegra_car 18>, /* i2s2 */
+ <&tegra_car 101>, /* i2s3 */
+ <&tegra_car 102>, /* i2s4 */
+ <&tegra_car 108>, /* dam0 */
+ <&tegra_car 109>, /* dam1 */
+ <&tegra_car 110>, /* dam2 */
+ <&tegra_car 10>; /* spdif */
+ reset-names = "d_audio", "apbif", "i2s0", "i2s1", "i2s2",
"i2s3", "i2s4", "dam0", "dam1", "dam2",
- "spdif_in";
+ "spdif";
+ dmas = <&apbdma 1>, <&apbdma 1>,
+ <&apbdma 2>, <&apbdma 2>,
+ <&apbdma 3>, <&apbdma 3>,
+ <&apbdma 4>, <&apbdma 4>;
+ dma-names = "rx0", "tx0", "rx1", "tx1", "rx2", "tx2",
+ "rx3", "tx3";
ranges;
#address-cells = <1>;
#size-cells = <1>;
reg = <0x70080300 0x100>;
nvidia,ahub-cif-ids = <4 4>;
clocks = <&tegra_car TEGRA30_CLK_I2S0>;
+ resets = <&tegra_car 30>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080400 0x100>;
nvidia,ahub-cif-ids = <5 5>;
clocks = <&tegra_car TEGRA30_CLK_I2S1>;
+ resets = <&tegra_car 11>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080500 0x100>;
nvidia,ahub-cif-ids = <6 6>;
clocks = <&tegra_car TEGRA30_CLK_I2S2>;
+ resets = <&tegra_car 18>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080600 0x100>;
nvidia,ahub-cif-ids = <7 7>;
clocks = <&tegra_car TEGRA30_CLK_I2S3>;
+ resets = <&tegra_car 101>;
+ reset-names = "i2s";
status = "disabled";
};
reg = <0x70080700 0x100>;
nvidia,ahub-cif-ids = <8 8>;
clocks = <&tegra_car TEGRA30_CLK_I2S4>;
+ resets = <&tegra_car 102>;
+ reset-names = "i2s";
status = "disabled";
};
};
reg = <0x78000000 0x200>;
interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_SDMMC1>;
+ resets = <&tegra_car 14>;
+ reset-names = "sdhci";
status = "disabled";
};
reg = <0x78000200 0x200>;
interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_SDMMC2>;
+ resets = <&tegra_car 9>;
+ reset-names = "sdhci";
status = "disabled";
};
reg = <0x78000400 0x200>;
interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_SDMMC3>;
+ resets = <&tegra_car 69>;
+ reset-names = "sdhci";
status = "disabled";
};
reg = <0x78000600 0x200>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_SDMMC4>;
+ resets = <&tegra_car 15>;
+ reset-names = "sdhci";
status = "disabled";
};
interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
phy_type = "utmi";
clocks = <&tegra_car TEGRA30_CLK_USBD>;
+ resets = <&tegra_car 22>;
+ reset-names = "usb";
nvidia,needs-double-reset;
nvidia,phy = <&phy1>;
status = "disabled";
interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
phy_type = "ulpi";
clocks = <&tegra_car TEGRA30_CLK_USB2>;
+ resets = <&tegra_car 58>;
+ reset-names = "usb";
nvidia,phy = <&phy2>;
status = "disabled";
};
interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
phy_type = "utmi";
clocks = <&tegra_car TEGRA30_CLK_USB3>;
+ resets = <&tegra_car 59>;
+ reset-names = "usb";
nvidia,phy = <&phy3>;
status = "disabled";
};
select MIGHT_HAVE_CACHE_L2X0
select MIGHT_HAVE_PCI
select PINCTRL
+ select ARCH_HAS_RESET_CONTROLLER
+ select RESET_CONTROLLER
select SOC_BUS
select SPARSE_IRQ
select USB_ARCH_HAS_EHCI if USB_SUPPORT
#include <linux/export.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/reset.h>
#include <linux/seq_file.h>
#include <linux/spinlock.h>
#include <linux/clk/tegra.h>
}
/* Must be called with clk disabled, and returns with clk enabled */
-int tegra_powergate_sequence_power_up(int id, struct clk *clk)
+int tegra_powergate_sequence_power_up(int id, struct clk *clk,
+ struct reset_control *rst)
{
int ret;
- tegra_periph_reset_assert(clk);
+ reset_control_assert(rst);
ret = tegra_powergate_power_on(id);
if (ret)
goto err_clamp;
udelay(10);
- tegra_periph_reset_deassert(clk);
+ reset_control_deassert(rst);
return 0;
#define read_rst(gate) \
readl_relaxed(gate->clk_base + (gate->regs->rst_reg))
-#define write_rst_set(val, gate) \
- writel_relaxed(val, gate->clk_base + (gate->regs->rst_set_reg))
#define write_rst_clr(val, gate) \
writel_relaxed(val, gate->clk_base + (gate->regs->rst_clr_reg))
spin_unlock_irqrestore(&periph_ref_lock, flags);
}
-void tegra_periph_reset(struct tegra_clk_periph_gate *gate, bool assert)
-{
- if (gate->flags & TEGRA_PERIPH_NO_RESET)
- return;
-
- if (assert) {
- /*
- * If peripheral is in the APB bus then read the APB bus to
- * flush the write operation in apb bus. This will avoid the
- * peripheral access after disabling clock
- */
- if (gate->flags & TEGRA_PERIPH_ON_APB)
- tegra_read_chipid();
-
- write_rst_set(periph_clk_to_bit(gate), gate);
- } else {
- write_rst_clr(periph_clk_to_bit(gate), gate);
- }
-}
-
const struct clk_ops tegra_clk_periph_gate_ops = {
.is_enabled = clk_periph_is_enabled,
.enable = clk_periph_enable,
gate_ops->disable(gate_hw);
}
-void tegra_periph_reset_deassert(struct clk *c)
-{
- struct clk_hw *hw = __clk_get_hw(c);
- struct tegra_clk_periph *periph = to_clk_periph(hw);
- struct tegra_clk_periph_gate *gate;
-
- if (periph->magic != TEGRA_CLK_PERIPH_MAGIC) {
- gate = to_clk_periph_gate(hw);
- if (gate->magic != TEGRA_CLK_PERIPH_GATE_MAGIC) {
- WARN_ON(1);
- return;
- }
- } else {
- gate = &periph->gate;
- }
-
- tegra_periph_reset(gate, 0);
-}
-EXPORT_SYMBOL(tegra_periph_reset_deassert);
-
-void tegra_periph_reset_assert(struct clk *c)
-{
- struct clk_hw *hw = __clk_get_hw(c);
- struct tegra_clk_periph *periph = to_clk_periph(hw);
- struct tegra_clk_periph_gate *gate;
-
- if (periph->magic != TEGRA_CLK_PERIPH_MAGIC) {
- gate = to_clk_periph_gate(hw);
- if (gate->magic != TEGRA_CLK_PERIPH_GATE_MAGIC) {
- WARN_ON(1);
- return;
- }
- } else {
- gate = &periph->gate;
- }
-
- tegra_periph_reset(gate, 1);
-}
-EXPORT_SYMBOL(tegra_periph_reset_assert);
-
const struct clk_ops tegra_clk_periph_ops = {
.get_parent = clk_periph_get_parent,
.set_parent = clk_periph_set_parent,
return;
}
- clks = tegra_clk_init(TEGRA114_CLK_CLK_MAX, TEGRA114_CLK_PERIPH_BANKS);
+ clks = tegra_clk_init(clk_base, TEGRA114_CLK_CLK_MAX,
+ TEGRA114_CLK_PERIPH_BANKS);
if (!clks)
return;
return;
}
- clks = tegra_clk_init(TEGRA124_CLK_CLK_MAX, 6);
+ clks = tegra_clk_init(clk_base, TEGRA124_CLK_CLK_MAX, 6);
if (!clks)
return;
{ .con_id = "isp", .dev_id = "tegra_camera", .dt_id = TEGRA20_CLK_ISP },
{ .con_id = "pex", .dt_id = TEGRA20_CLK_PEX },
{ .con_id = "afi", .dt_id = TEGRA20_CLK_AFI },
- { .con_id = "pcie_xclk", .dt_id = TEGRA20_CLK_PCIE_XCLK },
{ .con_id = "cdev1", .dt_id = TEGRA20_CLK_CDEV1 },
{ .con_id = "cdev2", .dt_id = TEGRA20_CLK_CDEV2 },
{ .con_id = "clk_32k", .dt_id = TEGRA20_CLK_CLK_32K },
periph_clk_enb_refcnt);
clks[TEGRA20_CLK_PEX] = clk;
- /* pcie_xclk */
- clk = tegra_clk_register_periph_gate("pcie_xclk", "clk_m", 0, clk_base,
- 0, 74, periph_clk_enb_refcnt);
- clks[TEGRA20_CLK_PCIE_XCLK] = clk;
-
/* cdev1 */
clk = clk_register_fixed_rate(NULL, "cdev1_fixed", NULL, CLK_IS_ROOT,
26000000);
BUG();
}
- clks = tegra_clk_init(TEGRA20_CLK_CLK_MAX, TEGRA20_CLK_PERIPH_BANKS);
+ clks = tegra_clk_init(clk_base, TEGRA20_CLK_CLK_MAX,
+ TEGRA20_CLK_PERIPH_BANKS);
if (!clks)
return;
{ .con_id = "isp", .dev_id = "tegra_camera", .dt_id = TEGRA30_CLK_ISP },
{ .con_id = "pcie", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_PCIE },
{ .con_id = "afi", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_AFI },
- { .con_id = "pciex", .dev_id = "tegra-pcie", .dt_id = TEGRA30_CLK_PCIEX },
{ .con_id = "fuse", .dt_id = TEGRA30_CLK_FUSE },
{ .con_id = "fuse_burn", .dev_id = "fuse-tegra", .dt_id = TEGRA30_CLK_FUSE_BURN },
{ .con_id = "apbif", .dev_id = "tegra30-ahub", .dt_id = TEGRA30_CLK_APBIF },
periph_clk_enb_refcnt);
clks[TEGRA30_CLK_AFI] = clk;
- /* pciex */
- clk = tegra_clk_register_periph_gate("pciex", "pll_e", 0, clk_base, 0,
- 74, periph_clk_enb_refcnt);
- clks[TEGRA30_CLK_PCIEX] = clk;
-
/* emc */
clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
ARRAY_SIZE(mux_pllmcp_clkm),
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_BSEA, "nvavp", "bsea"),
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CML1, "tegra_sata_cml", NULL),
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CML0, "tegra_pcie", "cml"),
- TEGRA_CLK_DUPLICATE(TEGRA30_CLK_PCIEX, "tegra_pcie", "pciex"),
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_VCP, "nvavp", "vcp"),
TEGRA_CLK_DUPLICATE(TEGRA30_CLK_CLK_MAX, NULL, NULL), /* MUST be the last entry */
};
BUG();
}
- clks = tegra_clk_init(TEGRA30_CLK_CLK_MAX, TEGRA30_CLK_PERIPH_BANKS);
+ clks = tegra_clk_init(clk_base, TEGRA30_CLK_CLK_MAX,
+ TEGRA30_CLK_PERIPH_BANKS);
if (!clks)
return;
#include <linux/clk-provider.h>
#include <linux/of.h>
#include <linux/clk/tegra.h>
+#include <linux/reset-controller.h>
+#include <linux/tegra-soc.h>
#include "clk.h"
},
};
+static void __iomem *clk_base;
+
+static int tegra_clk_rst_assert(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
+ /*
+ * If peripheral is on the APB bus then we must read the APB bus to
+ * flush the write operation in apb bus. This will avoid peripheral
+ * access after disabling clock. Since the reset driver has no
+ * knowledge of which reset IDs represent which devices, simply do
+ * this all the time.
+ */
+ tegra_read_chipid();
+
+ writel_relaxed(BIT(id % 32),
+ clk_base + periph_regs[id / 32].rst_set_reg);
+
+ return 0;
+}
+
+static int tegra_clk_rst_deassert(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
+ writel_relaxed(BIT(id % 32),
+ clk_base + periph_regs[id / 32].rst_clr_reg);
+
+ return 0;
+}
+
struct tegra_clk_periph_regs *get_reg_bank(int clkid)
{
int reg_bank = clkid / 32;
}
}
-struct clk ** __init tegra_clk_init(int num, int banks)
+struct clk ** __init tegra_clk_init(void __iomem *regs, int num, int banks)
{
+ clk_base = regs;
+
if (WARN_ON(banks > ARRAY_SIZE(periph_regs)))
return NULL;
}
}
+static struct reset_control_ops rst_ops = {
+ .assert = tegra_clk_rst_assert,
+ .deassert = tegra_clk_rst_deassert,
+};
+
+static struct reset_controller_dev rst_ctlr = {
+ .ops = &rst_ops,
+ .owner = THIS_MODULE,
+ .of_reset_n_cells = 1,
+};
+
void __init tegra_add_of_provider(struct device_node *np)
{
int i;
clk_data.clks = clks;
clk_data.clk_num = clk_num;
of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
+
+ rst_ctlr.of_node = np;
+ rst_ctlr.nr_resets = clk_num * 32;
+ reset_controller_register(&rst_ctlr);
}
void __init tegra_register_devclks(struct tegra_devclk *dev_clks, int num)
#define TEGRA_PERIPH_NO_DIV BIT(4)
#define TEGRA_PERIPH_NO_GATE BIT(5)
-void tegra_periph_reset(struct tegra_clk_periph_gate *gate, bool assert);
extern const struct clk_ops tegra_clk_periph_gate_ops;
struct clk *tegra_clk_register_periph_gate(const char *name,
const char *parent_name, u8 gate_flags, void __iomem *clk_base,
struct clk *clks[], int clk_max);
struct tegra_clk_periph_regs *get_reg_bank(int clkid);
-struct clk **tegra_clk_init(int num, int periph_banks);
+struct clk **tegra_clk_init(void __iomem *clk_base, int num, int periph_banks);
struct clk **tegra_lookup_dt_id(int clk_id, struct tegra_clk *tegra_clk);
/*
* DMA driver for Nvidia's Tegra20 APB DMA controller.
*
- * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2012-2013, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_device.h>
+#include <linux/of_dma.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/pm_runtime.h>
+#include <linux/reset.h>
#include <linux/slab.h>
-#include <linux/clk/tegra.h>
#include "dmaengine.h"
void *callback_param;
/* Channel-slave specific configuration */
+ unsigned int slave_id;
struct dma_slave_config dma_sconfig;
struct tegra_dma_channel_regs channel_reg;
};
struct dma_device dma_dev;
struct device *dev;
struct clk *dma_clk;
+ struct reset_control *rst;
spinlock_t global_lock;
void __iomem *base_addr;
const struct tegra_dma_chip_data *chip_data;
}
memcpy(&tdc->dma_sconfig, sconfig, sizeof(*sconfig));
+ if (!tdc->slave_id)
+ tdc->slave_id = sconfig->slave_id;
tdc->config_init = true;
return 0;
}
ahb_seq |= TEGRA_APBDMA_AHBSEQ_BUS_WIDTH_32;
csr |= TEGRA_APBDMA_CSR_ONCE | TEGRA_APBDMA_CSR_FLOW;
- csr |= tdc->dma_sconfig.slave_id << TEGRA_APBDMA_CSR_REQ_SEL_SHIFT;
+ csr |= tdc->slave_id << TEGRA_APBDMA_CSR_REQ_SEL_SHIFT;
if (flags & DMA_PREP_INTERRUPT)
csr |= TEGRA_APBDMA_CSR_IE_EOC;
csr |= TEGRA_APBDMA_CSR_FLOW;
if (flags & DMA_PREP_INTERRUPT)
csr |= TEGRA_APBDMA_CSR_IE_EOC;
- csr |= tdc->dma_sconfig.slave_id << TEGRA_APBDMA_CSR_REQ_SEL_SHIFT;
+ csr |= tdc->slave_id << TEGRA_APBDMA_CSR_REQ_SEL_SHIFT;
apb_seq |= TEGRA_APBDMA_APBSEQ_WRAP_WORD_1;
kfree(sg_req);
}
clk_disable_unprepare(tdma->dma_clk);
+
+ tdc->slave_id = 0;
+}
+
+static struct dma_chan *tegra_dma_of_xlate(struct of_phandle_args *dma_spec,
+ struct of_dma *ofdma)
+{
+ struct tegra_dma *tdma = ofdma->of_dma_data;
+ struct dma_chan *chan;
+ struct tegra_dma_channel *tdc;
+
+ chan = dma_get_any_slave_channel(&tdma->dma_dev);
+ if (!chan)
+ return NULL;
+
+ tdc = to_tegra_dma_chan(chan);
+ tdc->slave_id = dma_spec->args[0];
+
+ return chan;
}
/* Tegra20 specific DMA controller information */
return PTR_ERR(tdma->dma_clk);
}
+ tdma->rst = devm_reset_control_get(&pdev->dev, "dma");
+ if (IS_ERR(tdma->rst)) {
+ dev_err(&pdev->dev, "Error: Missing reset\n");
+ return PTR_ERR(tdma->rst);
+ }
+
spin_lock_init(&tdma->global_lock);
pm_runtime_enable(&pdev->dev);
}
/* Reset DMA controller */
- tegra_periph_reset_assert(tdma->dma_clk);
+ reset_control_assert(tdma->rst);
udelay(2);
- tegra_periph_reset_deassert(tdma->dma_clk);
+ reset_control_deassert(tdma->rst);
/* Enable global DMA registers */
tdma_write(tdma, TEGRA_APBDMA_GENERAL, TEGRA_APBDMA_GENERAL_ENABLE);
goto err_irq;
}
+ ret = of_dma_controller_register(pdev->dev.of_node,
+ tegra_dma_of_xlate, tdma);
+ if (ret < 0) {
+ dev_err(&pdev->dev,
+ "Tegra20 APB DMA OF registration failed %d\n", ret);
+ goto err_unregister_dma_dev;
+ }
+
dev_info(&pdev->dev, "Tegra20 APB DMA driver register %d channels\n",
cdata->nr_channels);
return 0;
+err_unregister_dma_dev:
+ dma_async_device_unregister(&tdma->dma_dev);
err_irq:
while (--i >= 0) {
struct tegra_dma_channel *tdc = &tdma->channels[i];
bool "NVIDIA Tegra DRM"
depends on ARCH_TEGRA || ARCH_MULTIPLATFORM
depends on DRM
+ depends on RESET_CONTROLLER
select TEGRA_HOST1X
select DRM_KMS_HELPER
select DRM_KMS_FB_HELPER
*/
#include <linux/clk.h>
-#include <linux/clk/tegra.h>
#include <linux/debugfs.h>
+#include <linux/reset.h>
#include "dc.h"
#include "drm.h"
unsigned long value;
/* hardware initialization */
- tegra_periph_reset_deassert(dc->clk);
+ reset_control_deassert(dc->rst);
usleep_range(10000, 20000);
if (dc->pipe)
return PTR_ERR(dc->clk);
}
+ dc->rst = devm_reset_control_get(&pdev->dev, "dc");
+ if (IS_ERR(dc->rst)) {
+ dev_err(&pdev->dev, "failed to get reset\n");
+ return PTR_ERR(dc->rst);
+ }
+
err = clk_prepare_enable(dc->clk);
if (err < 0)
return err;
#include <drm/drm_fb_helper.h>
#include <drm/drm_fixed.h>
+struct reset_control;
+
struct tegra_fb {
struct drm_framebuffer base;
struct tegra_bo **planes;
int pipe;
struct clk *clk;
+ struct reset_control *rst;
void __iomem *regs;
int irq;
#include <linux/host1x.h>
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/reset.h>
#include <linux/tegra-powergate.h>
#include "drm.h"
struct host1x_channel *channel;
struct clk *clk_secondary;
struct clk *clk;
+ struct reset_control *rst_secondary;
+ struct reset_control *rst;
DECLARE_BITMAP(addr_regs, GR3D_NUM_REGS);
};
return PTR_ERR(gr3d->clk);
}
+ gr3d->rst = devm_reset_control_get(&pdev->dev, "3d");
+ if (IS_ERR(gr3d->rst)) {
+ dev_err(&pdev->dev, "cannot get reset\n");
+ return PTR_ERR(gr3d->rst);
+ }
+
if (of_device_is_compatible(np, "nvidia,tegra30-gr3d")) {
gr3d->clk_secondary = devm_clk_get(&pdev->dev, "3d2");
if (IS_ERR(gr3d->clk)) {
dev_err(&pdev->dev, "cannot get secondary clock\n");
return PTR_ERR(gr3d->clk);
}
+
+ gr3d->rst_secondary = devm_reset_control_get(&pdev->dev,
+ "3d2");
+ if (IS_ERR(gr3d->rst_secondary)) {
+ dev_err(&pdev->dev, "cannot get secondary reset\n");
+ return PTR_ERR(gr3d->rst_secondary);
+ }
}
- err = tegra_powergate_sequence_power_up(TEGRA_POWERGATE_3D, gr3d->clk);
+ err = tegra_powergate_sequence_power_up(TEGRA_POWERGATE_3D, gr3d->clk,
+ gr3d->rst);
if (err < 0) {
dev_err(&pdev->dev, "failed to power up 3D unit\n");
return err;
if (gr3d->clk_secondary) {
err = tegra_powergate_sequence_power_up(TEGRA_POWERGATE_3D1,
- gr3d->clk_secondary);
+ gr3d->clk_secondary,
+ gr3d->rst_secondary);
if (err < 0) {
dev_err(&pdev->dev,
"failed to power up secondary 3D unit\n");
*/
#include <linux/clk.h>
-#include <linux/clk/tegra.h>
#include <linux/debugfs.h>
#include <linux/hdmi.h>
#include <linux/regulator/consumer.h>
+#include <linux/reset.h>
#include "hdmi.h"
#include "drm.h"
struct clk *clk_parent;
struct clk *clk;
+ struct reset_control *rst;
const struct tegra_hdmi_config *config;
return err;
}
- tegra_periph_reset_assert(hdmi->clk);
+ reset_control_assert(hdmi->rst);
usleep_range(1000, 2000);
- tegra_periph_reset_deassert(hdmi->clk);
+ reset_control_deassert(hdmi->rst);
tegra_dc_writel(dc, VSYNC_H_POSITION(1),
DC_DISP_DISP_TIMING_OPTIONS);
{
struct tegra_hdmi *hdmi = to_hdmi(output);
- tegra_periph_reset_assert(hdmi->clk);
+ reset_control_assert(hdmi->rst);
clk_disable(hdmi->clk);
regulator_disable(hdmi->pll);
return PTR_ERR(hdmi->clk);
}
+ hdmi->rst = devm_reset_control_get(&pdev->dev, "hdmi");
+ if (IS_ERR(hdmi->rst)) {
+ dev_err(&pdev->dev, "failed to get reset\n");
+ return PTR_ERR(hdmi->rst);
+ }
+
err = clk_prepare(hdmi->clk);
if (err < 0)
return err;
#include <linux/slab.h>
#include <linux/of_device.h>
#include <linux/module.h>
-#include <linux/clk/tegra.h>
+#include <linux/reset.h>
#include <asm/unaligned.h>
struct i2c_adapter adapter;
struct clk *div_clk;
struct clk *fast_clk;
+ struct reset_control *rst;
void __iomem *base;
int cont_id;
int irq;
return err;
}
- tegra_periph_reset_assert(i2c_dev->div_clk);
+ reset_control_assert(i2c_dev->rst);
udelay(2);
- tegra_periph_reset_deassert(i2c_dev->div_clk);
+ reset_control_deassert(i2c_dev->rst);
if (i2c_dev->is_dvc)
tegra_dvc_init(i2c_dev);
i2c_dev->cont_id = pdev->id;
i2c_dev->dev = &pdev->dev;
+ i2c_dev->rst = devm_reset_control_get(&pdev->dev, "i2c");
+ if (IS_ERR(i2c_dev->rst)) {
+ dev_err(&pdev->dev, "missing controller reset");
+ return PTR_ERR(i2c_dev->rst);
+ }
+
ret = of_property_read_u32(i2c_dev->dev->of_node, "clock-frequency",
&i2c_dev->bus_clk_rate);
if (ret)
#include <linux/clk.h>
#include <linux/slab.h>
#include <linux/input/matrix_keypad.h>
-#include <linux/clk/tegra.h>
+#include <linux/reset.h>
#include <linux/err.h>
#define KBC_MAX_KPENT 8
u32 wakeup_key;
struct timer_list timer;
struct clk *clk;
+ struct reset_control *rst;
const struct tegra_kbc_hw_support *hw_support;
int max_keys;
int num_rows_and_columns;
clk_prepare_enable(kbc->clk);
/* Reset the KBC controller to clear all previous status.*/
- tegra_periph_reset_assert(kbc->clk);
+ reset_control_assert(kbc->rst);
udelay(100);
- tegra_periph_reset_deassert(kbc->clk);
+ reset_control_assert(kbc->rst);
udelay(100);
tegra_kbc_config_pins(kbc);
return PTR_ERR(kbc->clk);
}
+ kbc->rst = devm_reset_control_get(&pdev->dev, "kbc");
+ if (IS_ERR(kbc->rst)) {
+ dev_err(&pdev->dev, "failed to get keyboard reset\n");
+ return PTR_ERR(kbc->rst);
+ }
+
/*
* The time delay between two consecutive reads of the FIFO is
* the sum of the repeat time and the time taken for scanning
*/
#include <linux/clk.h>
-#include <linux/clk/tegra.h>
#include <linux/delay.h>
#include <linux/export.h>
#include <linux/interrupt.h>
#include <linux/of_platform.h>
#include <linux/pci.h>
#include <linux/platform_device.h>
+#include <linux/reset.h>
#include <linux/sizes.h>
#include <linux/slab.h>
#include <linux/tegra-cpuidle.h>
struct clk *pex_clk;
struct clk *afi_clk;
- struct clk *pcie_xclk;
struct clk *pll_e;
struct clk *cml_clk;
+ struct reset_control *pex_rst;
+ struct reset_control *afi_rst;
+ struct reset_control *pcie_xrst;
+
struct tegra_msi msi;
struct list_head ports;
pads_writel(pcie, value, PADS_CTL);
/* take the PCIe interface module out of reset */
- tegra_periph_reset_deassert(pcie->pcie_xclk);
+ reset_control_deassert(pcie->pcie_xrst);
/* finally enable PCIe */
value = afi_readl(pcie, AFI_CONFIGURATION);
/* TODO: disable and unprepare clocks? */
- tegra_periph_reset_assert(pcie->pcie_xclk);
- tegra_periph_reset_assert(pcie->afi_clk);
- tegra_periph_reset_assert(pcie->pex_clk);
+ reset_control_assert(pcie->pcie_xrst);
+ reset_control_assert(pcie->afi_rst);
+ reset_control_assert(pcie->pex_rst);
tegra_powergate_power_off(TEGRA_POWERGATE_PCIE);
const struct tegra_pcie_soc_data *soc = pcie->soc_data;
int err;
- tegra_periph_reset_assert(pcie->pcie_xclk);
- tegra_periph_reset_assert(pcie->afi_clk);
- tegra_periph_reset_assert(pcie->pex_clk);
+ reset_control_assert(pcie->pcie_xrst);
+ reset_control_assert(pcie->afi_rst);
+ reset_control_assert(pcie->pex_rst);
tegra_powergate_power_off(TEGRA_POWERGATE_PCIE);
}
err = tegra_powergate_sequence_power_up(TEGRA_POWERGATE_PCIE,
- pcie->pex_clk);
+ pcie->pex_clk,
+ pcie->pex_rst);
if (err) {
dev_err(pcie->dev, "powerup sequence failed: %d\n", err);
return err;
}
- tegra_periph_reset_deassert(pcie->afi_clk);
+ reset_control_deassert(pcie->afi_rst);
err = clk_prepare_enable(pcie->afi_clk);
if (err < 0) {
if (IS_ERR(pcie->afi_clk))
return PTR_ERR(pcie->afi_clk);
- pcie->pcie_xclk = devm_clk_get(pcie->dev, "pcie_xclk");
- if (IS_ERR(pcie->pcie_xclk))
- return PTR_ERR(pcie->pcie_xclk);
-
pcie->pll_e = devm_clk_get(pcie->dev, "pll_e");
if (IS_ERR(pcie->pll_e))
return PTR_ERR(pcie->pll_e);
return 0;
}
+static int tegra_pcie_resets_get(struct tegra_pcie *pcie)
+{
+ pcie->pex_rst = devm_reset_control_get(pcie->dev, "pex");
+ if (IS_ERR(pcie->pex_rst))
+ return PTR_ERR(pcie->pex_rst);
+
+ pcie->afi_rst = devm_reset_control_get(pcie->dev, "afi");
+ if (IS_ERR(pcie->afi_rst))
+ return PTR_ERR(pcie->afi_rst);
+
+ pcie->pcie_xrst = devm_reset_control_get(pcie->dev, "pcie_x");
+ if (IS_ERR(pcie->pcie_xrst))
+ return PTR_ERR(pcie->pcie_xrst);
+
+ return 0;
+}
+
static int tegra_pcie_get_resources(struct tegra_pcie *pcie)
{
struct platform_device *pdev = to_platform_device(pcie->dev);
return err;
}
+ err = tegra_pcie_resets_get(pcie);
+ if (err) {
+ dev_err(&pdev->dev, "failed to get resets: %d\n", err);
+ return err;
+ }
+
err = tegra_pcie_power_on(pcie);
if (err) {
dev_err(&pdev->dev, "failed to power up: %d\n", err);
config SPI_TEGRA114
tristate "NVIDIA Tegra114 SPI Controller"
depends on (ARCH_TEGRA && TEGRA20_APB_DMA) || COMPILE_TEST
+ depends on RESET_CONTROLLER
help
SPI driver for NVIDIA Tegra114 SPI Controller interface. This controller
is different than the older SoCs SPI controller and also register interface
config SPI_TEGRA20_SFLASH
tristate "Nvidia Tegra20 Serial flash Controller"
depends on ARCH_TEGRA || COMPILE_TEST
+ depends on RESET_CONTROLLER
help
SPI driver for Nvidia Tegra20 Serial flash Controller interface.
The main usecase of this controller is to use spi flash as boot
config SPI_TEGRA20_SLINK
tristate "Nvidia Tegra20/Tegra30 SLINK Controller"
depends on (ARCH_TEGRA && TEGRA20_APB_DMA) || COMPILE_TEST
+ depends on RESET_CONTROLLER
help
SPI driver for Nvidia Tegra20/Tegra30 SLINK Controller interface.
*/
#include <linux/clk.h>
-#include <linux/clk/tegra.h>
#include <linux/completion.h>
#include <linux/delay.h>
#include <linux/dmaengine.h>
#include <linux/pm_runtime.h>
#include <linux/of.h>
#include <linux/of_device.h>
+#include <linux/reset.h>
#include <linux/spi/spi.h>
#define SPI_COMMAND1 0x000
spinlock_t lock;
struct clk *clk;
+ struct reset_control *rst;
void __iomem *base;
phys_addr_t phys;
unsigned irq;
- int dma_req_sel;
u32 spi_max_frequency;
u32 cur_speed;
dma_addr_t dma_phys;
int ret;
struct dma_slave_config dma_sconfig;
- dma_cap_mask_t mask;
- dma_cap_zero(mask);
- dma_cap_set(DMA_SLAVE, mask);
- dma_chan = dma_request_channel(mask, NULL, NULL);
- if (!dma_chan) {
- dev_err(tspi->dev,
- "Dma channel is not available, will try later\n");
- return -EPROBE_DEFER;
+ dma_chan = dma_request_slave_channel_reason(tspi->dev,
+ dma_to_memory ? "rx" : "tx");
+ if (IS_ERR(dma_chan)) {
+ ret = PTR_ERR(dma_chan);
+ if (ret != -EPROBE_DEFER)
+ dev_err(tspi->dev,
+ "Dma channel is not available: %d\n", ret);
+ return ret;
}
dma_buf = dma_alloc_coherent(tspi->dev, tspi->dma_buf_size,
return -ENOMEM;
}
- dma_sconfig.slave_id = tspi->dma_req_sel;
if (dma_to_memory) {
dma_sconfig.src_addr = tspi->phys + SPI_RX_FIFO;
dma_sconfig.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
tspi->status_reg);
dev_err(tspi->dev, "CpuXfer 0x%08x:0x%08x\n",
tspi->command1_reg, tspi->dma_control_reg);
- tegra_periph_reset_assert(tspi->clk);
+ reset_control_assert(tspi->rst);
udelay(2);
- tegra_periph_reset_deassert(tspi->clk);
+ reset_control_deassert(tspi->rst);
complete(&tspi->xfer_completion);
goto exit;
}
tspi->status_reg);
dev_err(tspi->dev, "DmaXfer 0x%08x:0x%08x\n",
tspi->command1_reg, tspi->dma_control_reg);
- tegra_periph_reset_assert(tspi->clk);
+ reset_control_assert(tspi->rst);
udelay(2);
- tegra_periph_reset_deassert(tspi->clk);
+ reset_control_deassert(tspi->rst);
complete(&tspi->xfer_completion);
spin_unlock_irqrestore(&tspi->lock, flags);
return IRQ_HANDLED;
struct tegra_spi_data *tspi)
{
struct device_node *np = pdev->dev.of_node;
- u32 of_dma[2];
-
- if (of_property_read_u32_array(np, "nvidia,dma-request-selector",
- of_dma, 2) >= 0)
- tspi->dma_req_sel = of_dma[1];
if (of_property_read_u32(np, "spi-max-frequency",
&tspi->spi_max_frequency))
goto exit_free_irq;
}
+ tspi->rst = devm_reset_control_get(&pdev->dev, "spi");
+ if (IS_ERR(tspi->rst)) {
+ dev_err(&pdev->dev, "can not get reset\n");
+ ret = PTR_ERR(tspi->rst);
+ goto exit_free_irq;
+ }
+
tspi->max_buf_size = SPI_FIFO_DEPTH << 2;
tspi->dma_buf_size = DEFAULT_SPI_DMA_BUF_LEN;
- if (tspi->dma_req_sel) {
- ret = tegra_spi_init_dma_param(tspi, true);
- if (ret < 0) {
- dev_err(&pdev->dev, "RxDma Init failed, err %d\n", ret);
- goto exit_free_irq;
- }
-
- ret = tegra_spi_init_dma_param(tspi, false);
- if (ret < 0) {
- dev_err(&pdev->dev, "TxDma Init failed, err %d\n", ret);
- goto exit_rx_dma_free;
- }
- tspi->max_buf_size = tspi->dma_buf_size;
- init_completion(&tspi->tx_dma_complete);
- init_completion(&tspi->rx_dma_complete);
- }
+ ret = tegra_spi_init_dma_param(tspi, true);
+ if (ret < 0)
+ goto exit_free_irq;
+ ret = tegra_spi_init_dma_param(tspi, false);
+ if (ret < 0)
+ goto exit_rx_dma_free;
+ tspi->max_buf_size = tspi->dma_buf_size;
+ init_completion(&tspi->tx_dma_complete);
+ init_completion(&tspi->rx_dma_complete);
init_completion(&tspi->xfer_completion);
#include <linux/pm_runtime.h>
#include <linux/of.h>
#include <linux/of_device.h>
+#include <linux/reset.h>
#include <linux/spi/spi.h>
-#include <linux/clk/tegra.h>
#define SPI_COMMAND 0x000
#define SPI_GO BIT(30)
spinlock_t lock;
struct clk *clk;
+ struct reset_control *rst;
void __iomem *base;
unsigned irq;
u32 spi_max_frequency;
dev_err(tsd->dev,
"CpuXfer 0x%08x:0x%08x\n", tsd->command_reg,
tsd->dma_control_reg);
- tegra_periph_reset_assert(tsd->clk);
+ reset_control_assert(tsd->rst);
udelay(2);
- tegra_periph_reset_deassert(tsd->clk);
+ reset_control_deassert(tsd->rst);
complete(&tsd->xfer_completion);
goto exit;
}
goto exit_free_irq;
}
+ tsd->rst = devm_reset_control_get(&pdev->dev, "spi");
+ if (IS_ERR(tsd->rst)) {
+ dev_err(&pdev->dev, "can not get reset\n");
+ ret = PTR_ERR(tsd->rst);
+ goto exit_free_irq;
+ }
+
init_completion(&tsd->xfer_completion);
pm_runtime_enable(&pdev->dev);
if (!pm_runtime_enabled(&pdev->dev)) {
}
/* Reset controller */
- tegra_periph_reset_assert(tsd->clk);
+ reset_control_assert(tsd->rst);
udelay(2);
- tegra_periph_reset_deassert(tsd->clk);
+ reset_control_deassert(tsd->rst);
tsd->def_command_reg = SPI_M_S | SPI_CS_SW;
tegra_sflash_writel(tsd, tsd->def_command_reg, SPI_COMMAND);
#include <linux/pm_runtime.h>
#include <linux/of.h>
#include <linux/of_device.h>
+#include <linux/reset.h>
#include <linux/spi/spi.h>
-#include <linux/clk/tegra.h>
#define SLINK_COMMAND 0x000
#define SLINK_BIT_LENGTH(x) (((x) & 0x1f) << 0)
spinlock_t lock;
struct clk *clk;
+ struct reset_control *rst;
void __iomem *base;
phys_addr_t phys;
unsigned irq;
- int dma_req_sel;
u32 spi_max_frequency;
u32 cur_speed;
dma_addr_t dma_phys;
int ret;
struct dma_slave_config dma_sconfig;
- dma_cap_mask_t mask;
- dma_cap_zero(mask);
- dma_cap_set(DMA_SLAVE, mask);
- dma_chan = dma_request_channel(mask, NULL, NULL);
- if (!dma_chan) {
- dev_err(tspi->dev,
- "Dma channel is not available, will try later\n");
- return -EPROBE_DEFER;
+ dma_chan = dma_request_slave_channel_reason(tspi->dev,
+ dma_to_memory ? "rx" : "tx");
+ if (IS_ERR(dma_chan)) {
+ ret = PTR_ERR(dma_chan);
+ if (ret != -EPROBE_DEFER)
+ dev_err(tspi->dev,
+ "Dma channel is not available: %d\n", ret);
+ return ret;
}
dma_buf = dma_alloc_coherent(tspi->dev, tspi->dma_buf_size,
return -ENOMEM;
}
- dma_sconfig.slave_id = tspi->dma_req_sel;
if (dma_to_memory) {
dma_sconfig.src_addr = tspi->phys + SLINK_RX_FIFO;
dma_sconfig.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
dev_err(tspi->dev,
"CpuXfer 0x%08x:0x%08x:0x%08x\n", tspi->command_reg,
tspi->command2_reg, tspi->dma_control_reg);
- tegra_periph_reset_assert(tspi->clk);
+ reset_control_assert(tspi->rst);
udelay(2);
- tegra_periph_reset_deassert(tspi->clk);
+ reset_control_deassert(tspi->rst);
complete(&tspi->xfer_completion);
goto exit;
}
dev_err(tspi->dev,
"DmaXfer 0x%08x:0x%08x:0x%08x\n", tspi->command_reg,
tspi->command2_reg, tspi->dma_control_reg);
- tegra_periph_reset_assert(tspi->clk);
+ reset_control_assert(tspi->rst);
udelay(2);
- tegra_periph_reset_deassert(tspi->clk);
+ reset_control_assert(tspi->rst);
complete(&tspi->xfer_completion);
spin_unlock_irqrestore(&tspi->lock, flags);
return IRQ_HANDLED;
static void tegra_slink_parse_dt(struct tegra_slink_data *tspi)
{
struct device_node *np = tspi->dev->of_node;
- u32 of_dma[2];
-
- if (of_property_read_u32_array(np, "nvidia,dma-request-selector",
- of_dma, 2) >= 0)
- tspi->dma_req_sel = of_dma[1];
if (of_property_read_u32(np, "spi-max-frequency",
&tspi->spi_max_frequency))
goto exit_free_irq;
}
+ tspi->rst = devm_reset_control_get(&pdev->dev, "spi");
+ if (IS_ERR(tspi->rst)) {
+ dev_err(&pdev->dev, "can not get reset\n");
+ ret = PTR_ERR(tspi->rst);
+ goto exit_free_irq;
+ }
+
tspi->max_buf_size = SLINK_FIFO_DEPTH << 2;
tspi->dma_buf_size = DEFAULT_SPI_DMA_BUF_LEN;
- if (tspi->dma_req_sel) {
- ret = tegra_slink_init_dma_param(tspi, true);
- if (ret < 0) {
- dev_err(&pdev->dev, "RxDma Init failed, err %d\n", ret);
- goto exit_free_irq;
- }
-
- ret = tegra_slink_init_dma_param(tspi, false);
- if (ret < 0) {
- dev_err(&pdev->dev, "TxDma Init failed, err %d\n", ret);
- goto exit_rx_dma_free;
- }
- tspi->max_buf_size = tspi->dma_buf_size;
- init_completion(&tspi->tx_dma_complete);
- init_completion(&tspi->rx_dma_complete);
- }
+ ret = tegra_slink_init_dma_param(tspi, true);
+ if (ret < 0)
+ goto exit_free_irq;
+ ret = tegra_slink_init_dma_param(tspi, false);
+ if (ret < 0)
+ goto exit_rx_dma_free;
+ tspi->max_buf_size = tspi->dma_buf_size;
+ init_completion(&tspi->tx_dma_complete);
+ init_completion(&tspi->rx_dma_complete);
init_completion(&tspi->xfer_completion);
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
-#include <linux/clk/tegra.h>
#include "nvec.h"
clk_prepare_enable(nvec->i2c_clk);
- tegra_periph_reset_assert(nvec->i2c_clk);
+ reset_control_assert(nvec->rst);
udelay(2);
- tegra_periph_reset_deassert(nvec->i2c_clk);
+ reset_control_deassert(nvec->rst);
val = I2C_CNFG_NEW_MASTER_SFM | I2C_CNFG_PACKET_MODE_EN |
(0x2 << I2C_CNFG_DEBOUNCE_CNT_SHIFT);
return -ENODEV;
}
+ nvec->rst = devm_reset_control_get(&pdev->dev, "i2c");
+ if (IS_ERR(nvec->rst)) {
+ dev_err(nvec->dev, "failed to get controller reset\n");
+ return PTR_ERR(nvec->rst);
+ }
+
nvec->base = base;
nvec->irq = res->start;
nvec->i2c_clk = i2c_clk;
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/notifier.h>
+#include <linux/reset.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
* @irq: The IRQ of the I2C device
* @i2c_addr: The address of the I2C slave
* @base: The base of the memory mapped region of the I2C device
- * @clk: The clock of the I2C device
+ * @i2c_clk: The clock of the I2C device
+ * @rst: The reset of the I2C device
* @notifier_list: Notifiers to be called on received messages, see
* nvec_register_notifier()
* @rx_data: Received messages that have to be processed
int i2c_addr;
void __iomem *base;
struct clk *i2c_clk;
+ struct reset_control *rst;
struct atomic_notifier_head notifier_list;
struct list_head rx_data, tx_data;
struct notifier_block nvec_status_notifier;
#include <linux/of_device.h>
#include <linux/pagemap.h>
#include <linux/platform_device.h>
+#include <linux/reset.h>
#include <linux/serial.h>
#include <linux/serial_8250.h>
#include <linux/serial_core.h>
#include <linux/tty.h>
#include <linux/tty_flip.h>
-#include <linux/clk/tegra.h>
-
#define TEGRA_UART_TYPE "TEGRA_UART"
#define TX_EMPTY_STATUS (UART_LSR_TEMT | UART_LSR_THRE)
#define BYTES_TO_ALIGN(x) ((unsigned long)(x) & 0x3)
const struct tegra_uart_chip_data *cdata;
struct clk *uart_clk;
+ struct reset_control *rst;
unsigned int current_baud;
/* Register shadow */
bool rx_timeout;
int rx_in_progress;
int symb_bit;
- int dma_req_sel;
struct dma_chan *rx_dma_chan;
struct dma_chan *tx_dma_chan;
clk_prepare_enable(tup->uart_clk);
/* Reset the UART controller to clear all previous status.*/
- tegra_periph_reset_assert(tup->uart_clk);
+ reset_control_assert(tup->rst);
udelay(10);
- tegra_periph_reset_deassert(tup->uart_clk);
+ reset_control_deassert(tup->rst);
tup->rx_in_progress = 0;
tup->tx_in_progress = 0;
dma_addr_t dma_phys;
int ret;
struct dma_slave_config dma_sconfig;
- dma_cap_mask_t mask;
- dma_cap_zero(mask);
- dma_cap_set(DMA_SLAVE, mask);
- dma_chan = dma_request_channel(mask, NULL, NULL);
- if (!dma_chan) {
+ dma_chan = dma_request_slave_channel_reason(tup->uport.dev,
+ dma_to_memory ? "rx" : "tx");
+ if (IS_ERR(dma_chan)) {
+ ret = PTR_ERR(dma_chan);
dev_err(tup->uport.dev,
- "Dma channel is not available, will try later\n");
- return -EPROBE_DEFER;
+ "DMA channel alloc failed: %d\n", ret);
+ return ret;
}
if (dma_to_memory) {
dma_buf = tup->uport.state->xmit.buf;
}
- dma_sconfig.slave_id = tup->dma_req_sel;
if (dma_to_memory) {
dma_sconfig.src_addr = tup->uport.mapbase;
dma_sconfig.src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE;
struct tegra_uart_port *tup)
{
struct device_node *np = pdev->dev.of_node;
- u32 of_dma[2];
int port;
- if (of_property_read_u32_array(np, "nvidia,dma-request-selector",
- of_dma, 2) >= 0) {
- tup->dma_req_sel = of_dma[1];
- } else {
- dev_err(&pdev->dev, "missing dma requestor in device tree\n");
- return -EINVAL;
- }
-
port = of_alias_get_id(np, "serial");
if (port < 0) {
dev_err(&pdev->dev, "failed to get alias id, errno %d\n", port);
return PTR_ERR(tup->uart_clk);
}
+ tup->rst = devm_reset_control_get(&pdev->dev, "serial");
+ if (IS_ERR(tup->rst)) {
+ dev_err(&pdev->dev, "Couldn't get the reset\n");
+ return PTR_ERR(tup->rst);
+ }
+
u->iotype = UPIO_MEM32;
u->irq = platform_get_irq(pdev, 0);
u->regshift = 2;
*/
#include <linux/clk.h>
-#include <linux/clk/tegra.h>
#include <linux/dma-mapping.h>
#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/of_gpio.h>
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
+#include <linux/reset.h>
#include <linux/slab.h>
#include <linux/usb/ehci_def.h>
#include <linux/usb/tegra_usb_phy.h>
struct tegra_ehci_hcd {
struct tegra_usb_phy *phy;
struct clk *clk;
+ struct reset_control *rst;
int port_resuming;
bool needs_double_reset;
enum tegra_usb_phy_port_speed port_speed;
goto cleanup_hcd_create;
}
+ tegra->rst = devm_reset_control_get(&pdev->dev, "usb");
+ if (IS_ERR(tegra->rst)) {
+ dev_err(&pdev->dev, "Can't get ehci reset\n");
+ err = PTR_ERR(tegra->rst);
+ goto cleanup_hcd_create;
+ }
+
err = clk_prepare_enable(tegra->clk);
if (err)
goto cleanup_hcd_create;
- tegra_periph_reset_assert(tegra->clk);
+ reset_control_assert(tegra->rst);
udelay(1);
- tegra_periph_reset_deassert(tegra->clk);
+ reset_control_deassert(tegra->rst);
u_phy = devm_usb_get_phy_by_phandle(&pdev->dev, "nvidia,phy", 0);
if (IS_ERR(u_phy)) {
#define TEGRA20_CLK_OWR 71
#define TEGRA20_CLK_AFI 72
#define TEGRA20_CLK_CSITE 73
-#define TEGRA20_CLK_PCIE_XCLK 74
+/* 74 */
#define TEGRA20_CLK_AVPUCQ 75
#define TEGRA20_CLK_LA 76
/* 77 */
#define TEGRA30_CLK_OWR 71
#define TEGRA30_CLK_AFI 72
#define TEGRA30_CLK_CSITE 73
-#define TEGRA30_CLK_PCIEX 74
+/* 74 */
#define TEGRA30_CLK_AVPUCQ 75
#define TEGRA30_CLK_LA 76
/* 77 */
}
#endif
-#ifdef CONFIG_ARCH_TEGRA
-void tegra_periph_reset_deassert(struct clk *c);
-void tegra_periph_reset_assert(struct clk *c);
-#else
-static inline void tegra_periph_reset_deassert(struct clk *c) {}
-static inline void tegra_periph_reset_assert(struct clk *c) {}
-#endif
void tegra_clocks_apply_init_table(void);
#endif /* __LINUX_CLK_TEGRA_H_ */
#define _MACH_TEGRA_POWERGATE_H_
struct clk;
+struct reset_control;
#define TEGRA_POWERGATE_CPU 0
#define TEGRA_POWERGATE_3D 1
int tegra_powergate_remove_clamping(int id);
/* Must be called with clk disabled, and returns with clk enabled */
-int tegra_powergate_sequence_power_up(int id, struct clk *clk);
+int tegra_powergate_sequence_power_up(int id, struct clk *clk,
+ struct reset_control *rst);
#else
static inline int tegra_powergate_is_powered(int id)
{
return -ENOSYS;
}
-static inline int tegra_powergate_sequence_power_up(int id, struct clk *clk)
+static inline int tegra_powergate_sequence_power_up(int id, struct clk *clk,
+ struct reset_control *rst);
{
return -ENOSYS;
}
config SND_SOC_TEGRA
tristate "SoC Audio for the Tegra System-on-Chip"
depends on (ARCH_TEGRA && TEGRA20_APB_DMA) || COMPILE_TEST
+ depends on COMMON_CLK
+ depends on RESET_CONTROLLER
select REGMAP_MMIO
select SND_SOC_GENERIC_DMAENGINE_PCM
help
{
struct tegra20_ac97 *ac97;
struct resource *mem;
- u32 of_dma[2];
void __iomem *regs;
int ret = 0;
goto err_clk_put;
}
- if (of_property_read_u32_array(pdev->dev.of_node,
- "nvidia,dma-request-selector",
- of_dma, 2) < 0) {
- dev_err(&pdev->dev, "No DMA resource\n");
- ret = -ENODEV;
- goto err_clk_put;
- }
-
ac97->reset_gpio = of_get_named_gpio(pdev->dev.of_node,
"nvidia,codec-reset-gpio", 0);
if (gpio_is_valid(ac97->reset_gpio)) {
ac97->capture_dma_data.addr = mem->start + TEGRA20_AC97_FIFO_RX1;
ac97->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
ac97->capture_dma_data.maxburst = 4;
- ac97->capture_dma_data.slave_id = of_dma[1];
ac97->playback_dma_data.addr = mem->start + TEGRA20_AC97_FIFO_TX1;
ac97->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
ac97->playback_dma_data.maxburst = 4;
- ac97->playback_dma_data.slave_id = of_dma[1];
ret = tegra_asoc_utils_init(&ac97->util_data, &pdev->dev);
if (ret)
static int tegra20_i2s_platform_probe(struct platform_device *pdev)
{
struct tegra20_i2s *i2s;
- struct resource *mem, *memregion, *dmareq;
- u32 of_dma[2];
- u32 dma_ch;
+ struct resource *mem, *memregion;
void __iomem *regs;
int ret;
goto err_clk_put;
}
- dmareq = platform_get_resource(pdev, IORESOURCE_DMA, 0);
- if (!dmareq) {
- if (of_property_read_u32_array(pdev->dev.of_node,
- "nvidia,dma-request-selector",
- of_dma, 2) < 0) {
- dev_err(&pdev->dev, "No DMA resource\n");
- ret = -ENODEV;
- goto err_clk_put;
- }
- dma_ch = of_dma[1];
- } else {
- dma_ch = dmareq->start;
- }
-
memregion = devm_request_mem_region(&pdev->dev, mem->start,
resource_size(mem), DRV_NAME);
if (!memregion) {
i2s->capture_dma_data.addr = mem->start + TEGRA20_I2S_FIFO2;
i2s->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
i2s->capture_dma_data.maxburst = 4;
- i2s->capture_dma_data.slave_id = dma_ch;
i2s->playback_dma_data.addr = mem->start + TEGRA20_I2S_FIFO1;
i2s->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
i2s->playback_dma_data.maxburst = 4;
- i2s->playback_dma_data.slave_id = dma_ch;
pm_runtime_enable(&pdev->dev);
if (!pm_runtime_enabled(&pdev->dev)) {
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
+#include <linux/reset.h>
#include <linux/slab.h>
-#include <linux/clk/tegra.h>
#include <sound/soc.h>
#include "tegra30_ahub.h"
}
int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif,
- dma_addr_t *fiforeg,
- unsigned int *reqsel)
+ char *dmachan, int dmachan_len,
+ dma_addr_t *fiforeg)
{
int channel;
u32 reg, val;
__set_bit(channel, ahub->rx_usage);
*rxcif = TEGRA30_AHUB_RXCIF_APBIF_RX0 + channel;
+ snprintf(dmachan, dmachan_len, "rx%d", channel);
*fiforeg = ahub->apbif_addr + TEGRA30_AHUB_CHANNEL_RXFIFO +
(channel * TEGRA30_AHUB_CHANNEL_RXFIFO_STRIDE);
- *reqsel = ahub->dma_sel + channel;
+
+ pm_runtime_get_sync(ahub->dev);
reg = TEGRA30_AHUB_CHANNEL_CTRL +
(channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE);
(channel * TEGRA30_AHUB_CIF_RX_CTRL_STRIDE);
ahub->soc_data->set_audio_cif(ahub->regmap_apbif, reg, &cif_conf);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_allocate_rx_fifo);
int channel = rxcif - TEGRA30_AHUB_RXCIF_APBIF_RX0;
int reg, val;
+ pm_runtime_get_sync(ahub->dev);
+
reg = TEGRA30_AHUB_CHANNEL_CTRL +
(channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE);
val = tegra30_apbif_read(reg);
val |= TEGRA30_AHUB_CHANNEL_CTRL_RX_EN;
tegra30_apbif_write(reg, val);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_enable_rx_fifo);
int channel = rxcif - TEGRA30_AHUB_RXCIF_APBIF_RX0;
int reg, val;
+ pm_runtime_get_sync(ahub->dev);
+
reg = TEGRA30_AHUB_CHANNEL_CTRL +
(channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE);
val = tegra30_apbif_read(reg);
val &= ~TEGRA30_AHUB_CHANNEL_CTRL_RX_EN;
tegra30_apbif_write(reg, val);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_disable_rx_fifo);
EXPORT_SYMBOL_GPL(tegra30_ahub_free_rx_fifo);
int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif,
- dma_addr_t *fiforeg,
- unsigned int *reqsel)
+ char *dmachan, int dmachan_len,
+ dma_addr_t *fiforeg)
{
int channel;
u32 reg, val;
__set_bit(channel, ahub->tx_usage);
*txcif = TEGRA30_AHUB_TXCIF_APBIF_TX0 + channel;
+ snprintf(dmachan, dmachan_len, "tx%d", channel);
*fiforeg = ahub->apbif_addr + TEGRA30_AHUB_CHANNEL_TXFIFO +
(channel * TEGRA30_AHUB_CHANNEL_TXFIFO_STRIDE);
- *reqsel = ahub->dma_sel + channel;
+
+ pm_runtime_get_sync(ahub->dev);
reg = TEGRA30_AHUB_CHANNEL_CTRL +
(channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE);
(channel * TEGRA30_AHUB_CIF_TX_CTRL_STRIDE);
ahub->soc_data->set_audio_cif(ahub->regmap_apbif, reg, &cif_conf);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_allocate_tx_fifo);
int channel = txcif - TEGRA30_AHUB_TXCIF_APBIF_TX0;
int reg, val;
+ pm_runtime_get_sync(ahub->dev);
+
reg = TEGRA30_AHUB_CHANNEL_CTRL +
(channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE);
val = tegra30_apbif_read(reg);
val |= TEGRA30_AHUB_CHANNEL_CTRL_TX_EN;
tegra30_apbif_write(reg, val);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_enable_tx_fifo);
int channel = txcif - TEGRA30_AHUB_TXCIF_APBIF_TX0;
int reg, val;
+ pm_runtime_get_sync(ahub->dev);
+
reg = TEGRA30_AHUB_CHANNEL_CTRL +
(channel * TEGRA30_AHUB_CHANNEL_CTRL_STRIDE);
val = tegra30_apbif_read(reg);
val &= ~TEGRA30_AHUB_CHANNEL_CTRL_TX_EN;
tegra30_apbif_write(reg, val);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_disable_tx_fifo);
int channel = rxcif - TEGRA30_AHUB_RXCIF_APBIF_RX0;
int reg;
+ pm_runtime_get_sync(ahub->dev);
+
reg = TEGRA30_AHUB_AUDIO_RX +
(channel * TEGRA30_AHUB_AUDIO_RX_STRIDE);
tegra30_audio_write(reg, 1 << txcif);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_set_rx_cif_source);
int channel = rxcif - TEGRA30_AHUB_RXCIF_APBIF_RX0;
int reg;
+ pm_runtime_get_sync(ahub->dev);
+
reg = TEGRA30_AHUB_AUDIO_RX +
(channel * TEGRA30_AHUB_AUDIO_RX_STRIDE);
tegra30_audio_write(reg, 0);
+ pm_runtime_put(ahub->dev);
+
return 0;
}
EXPORT_SYMBOL_GPL(tegra30_ahub_unset_rx_cif_source);
-#define CLK_LIST_MASK_TEGRA30 BIT(0)
-#define CLK_LIST_MASK_TEGRA114 BIT(1)
+#define MOD_LIST_MASK_TEGRA30 BIT(0)
+#define MOD_LIST_MASK_TEGRA114 BIT(1)
+#define MOD_LIST_MASK_TEGRA124 BIT(2)
-#define CLK_LIST_MASK_TEGRA30_OR_LATER \
- (CLK_LIST_MASK_TEGRA30 | CLK_LIST_MASK_TEGRA114)
+#define MOD_LIST_MASK_TEGRA30_OR_LATER \
+ (MOD_LIST_MASK_TEGRA30 | MOD_LIST_MASK_TEGRA114 | \
+ MOD_LIST_MASK_TEGRA124)
+#define MOD_LIST_MASK_TEGRA114_OR_LATER \
+ (MOD_LIST_MASK_TEGRA114 | MOD_LIST_MASK_TEGRA124)
static const struct {
- const char *clk_name;
- u32 clk_list_mask;
-} configlink_clocks[] = {
- { "i2s0", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "i2s1", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "i2s2", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "i2s3", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "i2s4", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "dam0", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "dam1", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "dam2", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "spdif_in", CLK_LIST_MASK_TEGRA30_OR_LATER },
- { "amx", CLK_LIST_MASK_TEGRA114 },
- { "adx", CLK_LIST_MASK_TEGRA114 },
+ const char *rst_name;
+ u32 mod_list_mask;
+} configlink_mods[] = {
+ { "i2s0", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "i2s1", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "i2s2", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "i2s3", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "i2s4", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "dam0", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "dam1", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "dam2", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "spdif", MOD_LIST_MASK_TEGRA30_OR_LATER },
+ { "amx", MOD_LIST_MASK_TEGRA114_OR_LATER },
+ { "adx", MOD_LIST_MASK_TEGRA114_OR_LATER },
+ { "amx1", MOD_LIST_MASK_TEGRA124 },
+ { "adx1", MOD_LIST_MASK_TEGRA124 },
+ { "afc0", MOD_LIST_MASK_TEGRA124 },
+ { "afc1", MOD_LIST_MASK_TEGRA124 },
+ { "afc2", MOD_LIST_MASK_TEGRA124 },
+ { "afc3", MOD_LIST_MASK_TEGRA124 },
+ { "afc4", MOD_LIST_MASK_TEGRA124 },
+ { "afc5", MOD_LIST_MASK_TEGRA124 },
};
#define LAST_REG(name) \
};
static struct tegra30_ahub_soc_data soc_data_tegra30 = {
- .clk_list_mask = CLK_LIST_MASK_TEGRA30,
+ .mod_list_mask = MOD_LIST_MASK_TEGRA30,
.set_audio_cif = tegra30_ahub_set_cif,
};
static struct tegra30_ahub_soc_data soc_data_tegra114 = {
- .clk_list_mask = CLK_LIST_MASK_TEGRA114,
+ .mod_list_mask = MOD_LIST_MASK_TEGRA114,
.set_audio_cif = tegra30_ahub_set_cif,
};
static struct tegra30_ahub_soc_data soc_data_tegra124 = {
- .clk_list_mask = CLK_LIST_MASK_TEGRA114,
+ .mod_list_mask = MOD_LIST_MASK_TEGRA124,
.set_audio_cif = tegra124_ahub_set_cif,
};
{
const struct of_device_id *match;
const struct tegra30_ahub_soc_data *soc_data;
- struct clk *clk;
+ struct reset_control *rst;
int i;
struct resource *res0, *res1, *region;
- u32 of_dma[2];
void __iomem *regs_apbif, *regs_ahub;
int ret = 0;
* operate correctly, all devices on this bus must be out of reset.
* Ensure that here.
*/
- for (i = 0; i < ARRAY_SIZE(configlink_clocks); i++) {
- if (!(configlink_clocks[i].clk_list_mask &
- soc_data->clk_list_mask))
+ for (i = 0; i < ARRAY_SIZE(configlink_mods); i++) {
+ if (!(configlink_mods[i].mod_list_mask &
+ soc_data->mod_list_mask))
continue;
- clk = clk_get(&pdev->dev, configlink_clocks[i].clk_name);
- if (IS_ERR(clk)) {
- dev_err(&pdev->dev, "Can't get clock %s\n",
- configlink_clocks[i].clk_name);
- ret = PTR_ERR(clk);
+
+ rst = reset_control_get(&pdev->dev,
+ configlink_mods[i].rst_name);
+ if (IS_ERR(rst)) {
+ dev_err(&pdev->dev, "Can't get reset %s\n",
+ configlink_mods[i].rst_name);
+ ret = PTR_ERR(rst);
goto err;
}
- tegra_periph_reset_deassert(clk);
- clk_put(clk);
+
+ ret = reset_control_deassert(rst);
+ reset_control_put(rst);
+ if (ret)
+ goto err;
}
ahub = devm_kzalloc(&pdev->dev, sizeof(struct tegra30_ahub),
goto err_clk_put_d_audio;
}
- if (of_property_read_u32_array(pdev->dev.of_node,
- "nvidia,dma-request-selector",
- of_dma, 2) < 0) {
- dev_err(&pdev->dev,
- "Missing property nvidia,dma-request-selector\n");
- ret = -ENODEV;
- goto err_clk_put_d_audio;
- }
- ahub->dma_sel = of_dma[1];
-
res0 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res0) {
dev_err(&pdev->dev, "No apbif memory resource\n");
};
extern int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif,
- dma_addr_t *fiforeg,
- unsigned int *reqsel);
+ char *dmachan, int dmachan_len,
+ dma_addr_t *fiforeg);
extern int tegra30_ahub_enable_rx_fifo(enum tegra30_ahub_rxcif rxcif);
extern int tegra30_ahub_disable_rx_fifo(enum tegra30_ahub_rxcif rxcif);
extern int tegra30_ahub_free_rx_fifo(enum tegra30_ahub_rxcif rxcif);
extern int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif,
- dma_addr_t *fiforeg,
- unsigned int *reqsel);
+ char *dmachan, int dmachan_len,
+ dma_addr_t *fiforeg);
extern int tegra30_ahub_enable_tx_fifo(enum tegra30_ahub_txcif txcif);
extern int tegra30_ahub_disable_tx_fifo(enum tegra30_ahub_txcif txcif);
extern int tegra30_ahub_free_tx_fifo(enum tegra30_ahub_txcif txcif);
struct tegra30_ahub_cif_conf *conf);
struct tegra30_ahub_soc_data {
- u32 clk_list_mask;
+ u32 mod_list_mask;
void (*set_audio_cif)(struct regmap *regmap,
unsigned int reg,
struct tegra30_ahub_cif_conf *conf);
struct device *dev;
struct clk *clk_d_audio;
struct clk *clk_apbif;
- int dma_sel;
resource_size_t apbif_addr;
struct regmap *regmap_apbif;
struct regmap *regmap_ahub;
return 0;
}
-static int tegra30_i2s_startup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai);
- int ret;
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- ret = tegra30_ahub_allocate_tx_fifo(&i2s->playback_fifo_cif,
- &i2s->playback_dma_data.addr,
- &i2s->playback_dma_data.slave_id);
- i2s->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
- i2s->playback_dma_data.maxburst = 4;
- tegra30_ahub_set_rx_cif_source(i2s->playback_i2s_cif,
- i2s->playback_fifo_cif);
- } else {
- ret = tegra30_ahub_allocate_rx_fifo(&i2s->capture_fifo_cif,
- &i2s->capture_dma_data.addr,
- &i2s->capture_dma_data.slave_id);
- i2s->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
- i2s->capture_dma_data.maxburst = 4;
- tegra30_ahub_set_rx_cif_source(i2s->capture_fifo_cif,
- i2s->capture_i2s_cif);
- }
-
- return ret;
-}
-
-static void tegra30_i2s_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai);
-
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- tegra30_ahub_unset_rx_cif_source(i2s->playback_i2s_cif);
- tegra30_ahub_free_tx_fifo(i2s->playback_fifo_cif);
- } else {
- tegra30_ahub_unset_rx_cif_source(i2s->capture_fifo_cif);
- tegra30_ahub_free_rx_fifo(i2s->capture_fifo_cif);
- }
-}
-
static int tegra30_i2s_set_fmt(struct snd_soc_dai *dai,
unsigned int fmt)
{
}
static struct snd_soc_dai_ops tegra30_i2s_dai_ops = {
- .startup = tegra30_i2s_startup,
- .shutdown = tegra30_i2s_shutdown,
.set_fmt = tegra30_i2s_set_fmt,
.hw_params = tegra30_i2s_hw_params,
.trigger = tegra30_i2s_trigger,
goto err_pm_disable;
}
+ i2s->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ i2s->playback_dma_data.maxburst = 4;
+ ret = tegra30_ahub_allocate_tx_fifo(&i2s->playback_fifo_cif,
+ i2s->playback_dma_chan,
+ sizeof(i2s->playback_dma_chan),
+ &i2s->playback_dma_data.addr);
+ if (ret) {
+ dev_err(&pdev->dev, "Could not alloc TX FIFO: %d\n", ret);
+ goto err_suspend;
+ }
+ ret = tegra30_ahub_set_rx_cif_source(i2s->playback_i2s_cif,
+ i2s->playback_fifo_cif);
+ if (ret) {
+ dev_err(&pdev->dev, "Could not route TX FIFO: %d\n", ret);
+ goto err_free_tx_fifo;
+ }
+
+ i2s->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
+ i2s->capture_dma_data.maxburst = 4;
+ ret = tegra30_ahub_allocate_rx_fifo(&i2s->capture_fifo_cif,
+ i2s->capture_dma_chan,
+ sizeof(i2s->capture_dma_chan),
+ &i2s->capture_dma_data.addr);
+ if (ret) {
+ dev_err(&pdev->dev, "Could not alloc RX FIFO: %d\n", ret);
+ goto err_unroute_tx_fifo;
+ }
+ ret = tegra30_ahub_set_rx_cif_source(i2s->capture_fifo_cif,
+ i2s->capture_i2s_cif);
+ if (ret) {
+ dev_err(&pdev->dev, "Could not route TX FIFO: %d\n", ret);
+ goto err_free_rx_fifo;
+ }
+
ret = snd_soc_register_component(&pdev->dev, &tegra30_i2s_component,
&i2s->dai, 1);
if (ret) {
dev_err(&pdev->dev, "Could not register DAI: %d\n", ret);
ret = -ENOMEM;
- goto err_suspend;
+ goto err_unroute_rx_fifo;
}
- ret = tegra_pcm_platform_register(&pdev->dev);
+ ret = tegra_pcm_platform_register_with_chan_names(&pdev->dev,
+ &i2s->dma_config, i2s->playback_dma_chan,
+ i2s->capture_dma_chan);
if (ret) {
dev_err(&pdev->dev, "Could not register PCM: %d\n", ret);
goto err_unregister_component;
err_unregister_component:
snd_soc_unregister_component(&pdev->dev);
+err_unroute_rx_fifo:
+ tegra30_ahub_unset_rx_cif_source(i2s->capture_fifo_cif);
+err_free_rx_fifo:
+ tegra30_ahub_free_rx_fifo(i2s->capture_fifo_cif);
+err_unroute_tx_fifo:
+ tegra30_ahub_unset_rx_cif_source(i2s->playback_i2s_cif);
+err_free_tx_fifo:
+ tegra30_ahub_free_tx_fifo(i2s->playback_fifo_cif);
err_suspend:
if (!pm_runtime_status_suspended(&pdev->dev))
tegra30_i2s_runtime_suspend(&pdev->dev);
tegra_pcm_platform_unregister(&pdev->dev);
snd_soc_unregister_component(&pdev->dev);
+ tegra30_ahub_unset_rx_cif_source(i2s->capture_fifo_cif);
+ tegra30_ahub_free_rx_fifo(i2s->capture_fifo_cif);
+
+ tegra30_ahub_unset_rx_cif_source(i2s->playback_i2s_cif);
+ tegra30_ahub_free_tx_fifo(i2s->playback_fifo_cif);
+
clk_put(i2s->clk_i2s);
return 0;
struct clk *clk_i2s;
enum tegra30_ahub_txcif capture_i2s_cif;
enum tegra30_ahub_rxcif capture_fifo_cif;
+ char capture_dma_chan[8];
struct snd_dmaengine_dai_dma_data capture_dma_data;
enum tegra30_ahub_rxcif playback_i2s_cif;
enum tegra30_ahub_txcif playback_fifo_cif;
+ char playback_dma_chan[8];
struct snd_dmaengine_dai_dma_data playback_dma_data;
struct regmap *regmap;
+ struct snd_dmaengine_pcm_config dma_config;
};
#endif
int tegra_pcm_platform_register(struct device *dev)
{
- return snd_dmaengine_pcm_register(dev, &tegra_dmaengine_pcm_config,
- SND_DMAENGINE_PCM_FLAG_NO_DT |
- SND_DMAENGINE_PCM_FLAG_COMPAT);
+ return snd_dmaengine_pcm_register(dev, &tegra_dmaengine_pcm_config, 0);
}
EXPORT_SYMBOL_GPL(tegra_pcm_platform_register);
+int tegra_pcm_platform_register_with_chan_names(struct device *dev,
+ struct snd_dmaengine_pcm_config *config,
+ char *txdmachan, char *rxdmachan)
+{
+ *config = tegra_dmaengine_pcm_config;
+ config->dma_dev = dev->parent;
+ config->chan_names[0] = txdmachan;
+ config->chan_names[1] = rxdmachan;
+
+ return snd_dmaengine_pcm_register(dev, config, 0);
+}
+EXPORT_SYMBOL_GPL(tegra_pcm_platform_register_with_chan_names);
+
void tegra_pcm_platform_unregister(struct device *dev)
{
return snd_dmaengine_pcm_unregister(dev);
#ifndef __TEGRA_PCM_H__
#define __TEGRA_PCM_H__
+struct snd_dmaengine_pcm_config;
+
int tegra_pcm_platform_register(struct device *dev);
+int tegra_pcm_platform_register_with_chan_names(struct device *dev,
+ struct snd_dmaengine_pcm_config *config,
+ char *txdmachan, char *rxdmachan);
void tegra_pcm_platform_unregister(struct device *dev);
#endif
projects / karo-tx-linux.git / commitdiff