--- /dev/null
+/*
+ * Copyright (c) 2010-2013, 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,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _TEGRA30_PINMUX_H_
+#define _TEGRA30_PINMUX_H_
+
+/*
+ * Pin groups which we adjust. There are three basic attributes of each pin
+ * group which use this enum:
+ *
+ * - function
+ * - pullup / pulldown
+ * - tristate or normal
+ */
+enum pmux_pingrp {
+ PINGRP_ULPI_DATA0 = 0, /* offset 0x3000 */
+ PINGRP_ULPI_DATA1,
+ PINGRP_ULPI_DATA2,
+ PINGRP_ULPI_DATA3,
+ PINGRP_ULPI_DATA4,
+ PINGRP_ULPI_DATA5,
+ PINGRP_ULPI_DATA6,
+ PINGRP_ULPI_DATA7,
+ PINGRP_ULPI_CLK,
+ PINGRP_ULPI_DIR,
+ PINGRP_ULPI_NXT,
+ PINGRP_ULPI_STP,
+ PINGRP_DAP3_FS,
+ PINGRP_DAP3_DIN,
+ PINGRP_DAP3_DOUT,
+ PINGRP_DAP3_SCLK,
+ PINGRP_GPIO_PV0,
+ PINGRP_GPIO_PV1,
+ PINGRP_SDMMC1_CLK,
+ PINGRP_SDMMC1_CMD,
+ PINGRP_SDMMC1_DAT3,
+ PINGRP_SDMMC1_DAT2,
+ PINGRP_SDMMC1_DAT1,
+ PINGRP_SDMMC1_DAT0,
+ PINGRP_GPIO_PV2,
+ PINGRP_GPIO_PV3,
+ PINGRP_CLK2_OUT,
+ PINGRP_CLK2_REQ,
+ PINGRP_LCD_PWR1,
+ PINGRP_LCD_PWR2,
+ PINGRP_LCD_SDIN,
+ PINGRP_LCD_SDOUT,
+ PINGRP_LCD_WR_N,
+ PINGRP_LCD_CS0_N,
+ PINGRP_LCD_DC0,
+ PINGRP_LCD_SCK,
+ PINGRP_LCD_PWR0,
+ PINGRP_LCD_PCLK,
+ PINGRP_LCD_DE,
+ PINGRP_LCD_HSYNC,
+ PINGRP_LCD_VSYNC,
+ PINGRP_LCD_D0,
+ PINGRP_LCD_D1,
+ PINGRP_LCD_D2,
+ PINGRP_LCD_D3,
+ PINGRP_LCD_D4,
+ PINGRP_LCD_D5,
+ PINGRP_LCD_D6,
+ PINGRP_LCD_D7,
+ PINGRP_LCD_D8,
+ PINGRP_LCD_D9,
+ PINGRP_LCD_D10,
+ PINGRP_LCD_D11,
+ PINGRP_LCD_D12,
+ PINGRP_LCD_D13,
+ PINGRP_LCD_D14,
+ PINGRP_LCD_D15,
+ PINGRP_LCD_D16,
+ PINGRP_LCD_D17,
+ PINGRP_LCD_D18,
+ PINGRP_LCD_D19,
+ PINGRP_LCD_D20,
+ PINGRP_LCD_D21,
+ PINGRP_LCD_D22,
+ PINGRP_LCD_D23,
+ PINGRP_LCD_CS1_N,
+ PINGRP_LCD_M1,
+ PINGRP_LCD_DC1,
+ PINGRP_HDMI_INT,
+ PINGRP_DDC_SCL,
+ PINGRP_DDC_SDA,
+ PINGRP_CRT_HSYNC,
+ PINGRP_CRT_VSYNC,
+ PINGRP_VI_D0,
+ PINGRP_VI_D1,
+ PINGRP_VI_D2,
+ PINGRP_VI_D3,
+ PINGRP_VI_D4,
+ PINGRP_VI_D5,
+ PINGRP_VI_D6,
+ PINGRP_VI_D7,
+ PINGRP_VI_D8,
+ PINGRP_VI_D9,
+ PINGRP_VI_D10,
+ PINGRP_VI_D11,
+ PINGRP_VI_PCLK,
+ PINGRP_VI_MCLK,
+ PINGRP_VI_VSYNC,
+ PINGRP_VI_HSYNC,
+ PINGRP_UART2_RXD,
+ PINGRP_UART2_TXD,
+ PINGRP_UART2_RTS_N,
+ PINGRP_UART2_CTS_N,
+ PINGRP_UART3_TXD,
+ PINGRP_UART3_RXD,
+ PINGRP_UART3_CTS_N,
+ PINGRP_UART3_RTS_N,
+ PINGRP_GPIO_PU0,
+ PINGRP_GPIO_PU1,
+ PINGRP_GPIO_PU2,
+ PINGRP_GPIO_PU3,
+ PINGRP_GPIO_PU4,
+ PINGRP_GPIO_PU5,
+ PINGRP_GPIO_PU6,
+ PINGRP_GEN1_I2C_SDA,
+ PINGRP_GEN1_I2C_SCL,
+ PINGRP_DAP4_FS,
+ PINGRP_DAP4_DIN,
+ PINGRP_DAP4_DOUT,
+ PINGRP_DAP4_SCLK,
+ PINGRP_CLK3_OUT,
+ PINGRP_CLK3_REQ,
+ PINGRP_GMI_WP_N,
+ PINGRP_GMI_IORDY,
+ PINGRP_GMI_WAIT,
+ PINGRP_GMI_ADV_N,
+ PINGRP_GMI_CLK,
+ PINGRP_GMI_CS0_N,
+ PINGRP_GMI_CS1_N,
+ PINGRP_GMI_CS2_N,
+ PINGRP_GMI_CS3_N,
+ PINGRP_GMI_CS4_N,
+ PINGRP_GMI_CS6_N,
+ PINGRP_GMI_CS7_N,
+ PINGRP_GMI_AD0,
+ PINGRP_GMI_AD1,
+ PINGRP_GMI_AD2,
+ PINGRP_GMI_AD3,
+ PINGRP_GMI_AD4,
+ PINGRP_GMI_AD5,
+ PINGRP_GMI_AD6,
+ PINGRP_GMI_AD7,
+ PINGRP_GMI_AD8,
+ PINGRP_GMI_AD9,
+ PINGRP_GMI_AD10,
+ PINGRP_GMI_AD11,
+ PINGRP_GMI_AD12,
+ PINGRP_GMI_AD13,
+ PINGRP_GMI_AD14,
+ PINGRP_GMI_AD15,
+ PINGRP_GMI_A16,
+ PINGRP_GMI_A17,
+ PINGRP_GMI_A18,
+ PINGRP_GMI_A19,
+ PINGRP_GMI_WR_N,
+ PINGRP_GMI_OE_N,
+ PINGRP_GMI_DQS,
+ PINGRP_GMI_RST_N,
+ PINGRP_GEN2_I2C_SCL,
+ PINGRP_GEN2_I2C_SDA,
+ PINGRP_SDMMC4_CLK,
+ PINGRP_SDMMC4_CMD,
+ PINGRP_SDMMC4_DAT0,
+ PINGRP_SDMMC4_DAT1,
+ PINGRP_SDMMC4_DAT2,
+ PINGRP_SDMMC4_DAT3,
+ PINGRP_SDMMC4_DAT4,
+ PINGRP_SDMMC4_DAT5,
+ PINGRP_SDMMC4_DAT6,
+ PINGRP_SDMMC4_DAT7,
+ PINGRP_SDMMC4_RST_N,
+ PINGRP_CAM_MCLK,
+ PINGRP_GPIO_PCC1,
+ PINGRP_GPIO_PBB0,
+ PINGRP_CAM_I2C_SCL,
+ PINGRP_CAM_I2C_SDA,
+ PINGRP_GPIO_PBB3,
+ PINGRP_GPIO_PBB4,
+ PINGRP_GPIO_PBB5,
+ PINGRP_GPIO_PBB6,
+ PINGRP_GPIO_PBB7,
+ PINGRP_GPIO_PCC2,
+ PINGRP_JTAG_RTCK,
+ PINGRP_PWR_I2C_SCL,
+ PINGRP_PWR_I2C_SDA,
+ PINGRP_KB_ROW0,
+ PINGRP_KB_ROW1,
+ PINGRP_KB_ROW2,
+ PINGRP_KB_ROW3,
+ PINGRP_KB_ROW4,
+ PINGRP_KB_ROW5,
+ PINGRP_KB_ROW6,
+ PINGRP_KB_ROW7,
+ PINGRP_KB_ROW8,
+ PINGRP_KB_ROW9,
+ PINGRP_KB_ROW10,
+ PINGRP_KB_ROW11,
+ PINGRP_KB_ROW12,
+ PINGRP_KB_ROW13,
+ PINGRP_KB_ROW14,
+ PINGRP_KB_ROW15,
+ PINGRP_KB_COL0,
+ PINGRP_KB_COL1,
+ PINGRP_KB_COL2,
+ PINGRP_KB_COL3,
+ PINGRP_KB_COL4,
+ PINGRP_KB_COL5,
+ PINGRP_KB_COL6,
+ PINGRP_KB_COL7,
+ PINGRP_CLK_32K_OUT,
+ PINGRP_SYS_CLK_REQ,
+ PINGRP_CORE_PWR_REQ,
+ PINGRP_CPU_PWR_REQ,
+ PINGRP_PWR_INT_N,
+ PINGRP_CLK_32K_IN,
+ PINGRP_OWR,
+ PINGRP_DAP1_FS,
+ PINGRP_DAP1_DIN,
+ PINGRP_DAP1_DOUT,
+ PINGRP_DAP1_SCLK,
+ PINGRP_CLK1_REQ,
+ PINGRP_CLK1_OUT,
+ PINGRP_SPDIF_IN,
+ PINGRP_SPDIF_OUT,
+ PINGRP_DAP2_FS,
+ PINGRP_DAP2_DIN,
+ PINGRP_DAP2_DOUT,
+ PINGRP_DAP2_SCLK,
+ PINGRP_SPI2_MOSI,
+ PINGRP_SPI2_MISO,
+ PINGRP_SPI2_CS0_N,
+ PINGRP_SPI2_SCK,
+ PINGRP_SPI1_MOSI,
+ PINGRP_SPI1_SCK,
+ PINGRP_SPI1_CS0_N,
+ PINGRP_SPI1_MISO,
+ PINGRP_SPI2_CS1_N,
+ PINGRP_SPI2_CS2_N,
+ PINGRP_SDMMC3_CLK,
+ PINGRP_SDMMC3_CMD,
+ PINGRP_SDMMC3_DAT0,
+ PINGRP_SDMMC3_DAT1,
+ PINGRP_SDMMC3_DAT2,
+ PINGRP_SDMMC3_DAT3,
+ PINGRP_SDMMC3_DAT4,
+ PINGRP_SDMMC3_DAT5,
+ PINGRP_SDMMC3_DAT6,
+ PINGRP_SDMMC3_DAT7,
+ PINGRP_PEX_L0_PRSNT_N,
+ PINGRP_PEX_L0_RST_N,
+ PINGRP_PEX_L0_CLKREQ_N,
+ PINGRP_PEX_WAKE_N,
+ PINGRP_PEX_L1_PRSNT_N,
+ PINGRP_PEX_L1_RST_N,
+ PINGRP_PEX_L1_CLKREQ_N,
+ PINGRP_PEX_L2_PRSNT_N,
+ PINGRP_PEX_L2_RST_N,
+ PINGRP_PEX_L2_CLKREQ_N,
+ PINGRP_HDMI_CEC, /* offset 0x33e0 */
+ PINGRP_COUNT,
+};
+
+enum pdrive_pingrp {
+ PDRIVE_PINGROUP_AO1 = 0, /* offset 0x868 */
+ PDRIVE_PINGROUP_AO2,
+ PDRIVE_PINGROUP_AT1,
+ PDRIVE_PINGROUP_AT2,
+ PDRIVE_PINGROUP_AT3,
+ PDRIVE_PINGROUP_AT4,
+ PDRIVE_PINGROUP_AT5,
+ PDRIVE_PINGROUP_CDEV1,
+ PDRIVE_PINGROUP_CDEV2,
+ PDRIVE_PINGROUP_CSUS,
+ PDRIVE_PINGROUP_DAP1,
+ PDRIVE_PINGROUP_DAP2,
+ PDRIVE_PINGROUP_DAP3,
+ PDRIVE_PINGROUP_DAP4,
+ PDRIVE_PINGROUP_DBG,
+ PDRIVE_PINGROUP_LCD1,
+ PDRIVE_PINGROUP_LCD2,
+ PDRIVE_PINGROUP_SDIO2,
+ PDRIVE_PINGROUP_SDIO3,
+ PDRIVE_PINGROUP_SPI,
+ PDRIVE_PINGROUP_UAA,
+ PDRIVE_PINGROUP_UAB,
+ PDRIVE_PINGROUP_UART2,
+ PDRIVE_PINGROUP_UART3,
+ PDRIVE_PINGROUP_VI1 = 24, /* offset 0x8c8 */
+ PDRIVE_PINGROUP_SDIO1 = 33, /* offset 0x8ec */
+ PDRIVE_PINGROUP_CRT = 36, /* offset 0x8f8 */
+ PDRIVE_PINGROUP_DDC,
+ PDRIVE_PINGROUP_GMA,
+ PDRIVE_PINGROUP_GMB,
+ PDRIVE_PINGROUP_GMC,
+ PDRIVE_PINGROUP_GMD,
+ PDRIVE_PINGROUP_GME,
+ PDRIVE_PINGROUP_GMF,
+ PDRIVE_PINGROUP_GMG,
+ PDRIVE_PINGROUP_GMH,
+ PDRIVE_PINGROUP_OWR,
+ PDRIVE_PINGROUP_UAD,
+ PDRIVE_PINGROUP_GPV,
+ PDRIVE_PINGROUP_DEV3 = 49, /* offset 0x92c */
+ PDRIVE_PINGROUP_CEC = 52, /* offset 0x938 */
+ PDRIVE_PINGROUP_COUNT,
+};
+
+/*
+ * Functions which can be assigned to each of the pin groups. The values here
+ * bear no relation to the values programmed into pinmux registers and are
+ * purely a convenience. The translation is done through a table search.
+ */
+enum pmux_func {
+ PMUX_FUNC_AHB_CLK,
+ PMUX_FUNC_APB_CLK,
+ PMUX_FUNC_AUDIO_SYNC,
+ PMUX_FUNC_CRT,
+ PMUX_FUNC_DAP1,
+ PMUX_FUNC_DAP2,
+ PMUX_FUNC_DAP3,
+ PMUX_FUNC_DAP4,
+ PMUX_FUNC_DAP5,
+ PMUX_FUNC_DISPA,
+ PMUX_FUNC_DISPB,
+ PMUX_FUNC_EMC_TEST0_DLL,
+ PMUX_FUNC_EMC_TEST1_DLL,
+ PMUX_FUNC_GMI,
+ PMUX_FUNC_GMI_INT,
+ PMUX_FUNC_HDMI,
+ PMUX_FUNC_I2C1,
+ PMUX_FUNC_I2C2,
+ PMUX_FUNC_I2C3,
+ PMUX_FUNC_IDE,
+ PMUX_FUNC_KBC,
+ PMUX_FUNC_MIO,
+ PMUX_FUNC_MIPI_HS,
+ PMUX_FUNC_NAND,
+ PMUX_FUNC_OSC,
+ PMUX_FUNC_OWR,
+ PMUX_FUNC_PCIE,
+ PMUX_FUNC_PLLA_OUT,
+ PMUX_FUNC_PLLC_OUT1,
+ PMUX_FUNC_PLLM_OUT1,
+ PMUX_FUNC_PLLP_OUT2,
+ PMUX_FUNC_PLLP_OUT3,
+ PMUX_FUNC_PLLP_OUT4,
+ PMUX_FUNC_PWM,
+ PMUX_FUNC_PWR_INTR,
+ PMUX_FUNC_PWR_ON,
+ PMUX_FUNC_RTCK,
+ PMUX_FUNC_SDMMC1,
+ PMUX_FUNC_SDMMC2,
+ PMUX_FUNC_SDMMC3,
+ PMUX_FUNC_SDMMC4,
+ PMUX_FUNC_SFLASH,
+ PMUX_FUNC_SPDIF,
+ PMUX_FUNC_SPI1,
+ PMUX_FUNC_SPI2,
+ PMUX_FUNC_SPI2_ALT,
+ PMUX_FUNC_SPI3,
+ PMUX_FUNC_SPI4,
+ PMUX_FUNC_TRACE,
+ PMUX_FUNC_TWC,
+ PMUX_FUNC_UARTA,
+ PMUX_FUNC_UARTB,
+ PMUX_FUNC_UARTC,
+ PMUX_FUNC_UARTD,
+ PMUX_FUNC_UARTE,
+ PMUX_FUNC_ULPI,
+ PMUX_FUNC_VI,
+ PMUX_FUNC_VI_SENSOR_CLK,
+ PMUX_FUNC_XIO,
+ PMUX_FUNC_BLINK,
+ PMUX_FUNC_CEC,
+ PMUX_FUNC_CLK12,
+ PMUX_FUNC_DAP,
+ PMUX_FUNC_DAPSDMMC2,
+ PMUX_FUNC_DDR,
+ PMUX_FUNC_DEV3,
+ PMUX_FUNC_DTV,
+ PMUX_FUNC_VI_ALT1,
+ PMUX_FUNC_VI_ALT2,
+ PMUX_FUNC_VI_ALT3,
+ PMUX_FUNC_EMC_DLL,
+ PMUX_FUNC_EXTPERIPH1,
+ PMUX_FUNC_EXTPERIPH2,
+ PMUX_FUNC_EXTPERIPH3,
+ PMUX_FUNC_GMI_ALT,
+ PMUX_FUNC_HDA,
+ PMUX_FUNC_HSI,
+ PMUX_FUNC_I2C4,
+ PMUX_FUNC_I2C5,
+ PMUX_FUNC_I2CPWR,
+ PMUX_FUNC_I2S0,
+ PMUX_FUNC_I2S1,
+ PMUX_FUNC_I2S2,
+ PMUX_FUNC_I2S3,
+ PMUX_FUNC_I2S4,
+ PMUX_FUNC_NAND_ALT,
+ PMUX_FUNC_POPSDIO4,
+ PMUX_FUNC_POPSDMMC4,
+ PMUX_FUNC_PWM0,
+ PMUX_FUNC_PWM1,
+ PMUX_FUNC_PWM2,
+ PMUX_FUNC_PWM3,
+ PMUX_FUNC_SATA,
+ PMUX_FUNC_SPI5,
+ PMUX_FUNC_SPI6,
+ PMUX_FUNC_SYSCLK,
+ PMUX_FUNC_VGP1,
+ PMUX_FUNC_VGP2,
+ PMUX_FUNC_VGP3,
+ PMUX_FUNC_VGP4,
+ PMUX_FUNC_VGP5,
+ PMUX_FUNC_VGP6,
+ PMUX_FUNC_CLK_12M_OUT,
+ PMUX_FUNC_HDCP,
+ PMUX_FUNC_TEST,
+ PMUX_FUNC_CORE_PWR_REQ,
+ PMUX_FUNC_CPU_PWR_REQ,
+ PMUX_FUNC_PWR_INT_N,
+ PMUX_FUNC_CLK_32K_IN,
+ PMUX_FUNC_SAFE,
+
+ PMUX_FUNC_MAX,
+
+ PMUX_FUNC_RSVD1 = 0x8000,
+ PMUX_FUNC_RSVD2 = 0x8001,
+ PMUX_FUNC_RSVD3 = 0x8002,
+ PMUX_FUNC_RSVD4 = 0x8003,
+};
+
+/* return 1 if a pmux_func is in range */
+#define pmux_func_isvalid(func) ((((func) >= 0) && ((func) < PMUX_FUNC_MAX)) \
+ || (((func) >= PMUX_FUNC_RSVD1) && ((func) <= PMUX_FUNC_RSVD4)))
+
+/* return 1 if a pingrp is in range */
+#define pmux_pingrp_isvalid(pin) (((pin) >= 0) && ((pin) < PINGRP_COUNT))
+
+/* The pullup/pulldown state of a pin group */
+enum pmux_pull {
+ PMUX_PULL_NORMAL = 0,
+ PMUX_PULL_DOWN,
+ PMUX_PULL_UP,
+};
+/* return 1 if a pin_pupd_is in range */
+#define pmux_pin_pupd_isvalid(pupd) (((pupd) >= PMUX_PULL_NORMAL) && \
+ ((pupd) <= PMUX_PULL_UP))
+
+/* Defines whether a pin group is tristated or in normal operation */
+enum pmux_tristate {
+ PMUX_TRI_NORMAL = 0,
+ PMUX_TRI_TRISTATE = 1,
+};
+/* return 1 if a pin_tristate_is in range */
+#define pmux_pin_tristate_isvalid(tristate) (((tristate) >= PMUX_TRI_NORMAL) \
+ && ((tristate) <= PMUX_TRI_TRISTATE))
+
+enum pmux_pin_io {
+ PMUX_PIN_OUTPUT = 0,
+ PMUX_PIN_INPUT = 1,
+};
+/* return 1 if a pin_io_is in range */
+#define pmux_pin_io_isvalid(io) (((io) >= PMUX_PIN_OUTPUT) && \
+ ((io) <= PMUX_PIN_INPUT))
+
+enum pmux_pin_lock {
+ PMUX_PIN_LOCK_DEFAULT = 0,
+ PMUX_PIN_LOCK_DISABLE,
+ PMUX_PIN_LOCK_ENABLE,
+};
+/* return 1 if a pin_lock is in range */
+#define pmux_pin_lock_isvalid(lock) (((lock) >= PMUX_PIN_LOCK_DEFAULT) && \
+ ((lock) <= PMUX_PIN_LOCK_ENABLE))
+
+enum pmux_pin_od {
+ PMUX_PIN_OD_DEFAULT = 0,
+ PMUX_PIN_OD_DISABLE,
+ PMUX_PIN_OD_ENABLE,
+};
+/* return 1 if a pin_od is in range */
+#define pmux_pin_od_isvalid(od) (((od) >= PMUX_PIN_OD_DEFAULT) && \
+ ((od) <= PMUX_PIN_OD_ENABLE))
+
+enum pmux_pin_ioreset {
+ PMUX_PIN_IO_RESET_DEFAULT = 0,
+ PMUX_PIN_IO_RESET_DISABLE,
+ PMUX_PIN_IO_RESET_ENABLE,
+};
+/* return 1 if a pin_ioreset_is in range */
+#define pmux_pin_ioreset_isvalid(ioreset) \
+ (((ioreset) >= PMUX_PIN_IO_RESET_DEFAULT) && \
+ ((ioreset) <= PMUX_PIN_IO_RESET_ENABLE))
+
+/* Available power domains used by pin groups */
+enum pmux_vddio {
+ PMUX_VDDIO_BB = 0,
+ PMUX_VDDIO_LCD,
+ PMUX_VDDIO_VI,
+ PMUX_VDDIO_UART,
+ PMUX_VDDIO_DDR,
+ PMUX_VDDIO_NAND,
+ PMUX_VDDIO_SYS,
+ PMUX_VDDIO_AUDIO,
+ PMUX_VDDIO_SD,
+ PMUX_VDDIO_CAM,
+ PMUX_VDDIO_GMI,
+ PMUX_VDDIO_PEXCTL,
+ PMUX_VDDIO_SDMMC1,
+ PMUX_VDDIO_SDMMC3,
+ PMUX_VDDIO_SDMMC4,
+
+ PMUX_VDDIO_NONE
+};
+
+#define PGRP_SLWF_NONE -1
+#define PGRP_SLWF_MAX 3
+#define PGRP_SLWR_NONE PGRP_SLWF_NONE
+#define PGRP_SLWR_MAX PGRP_SLWF_MAX
+
+#define PGRP_DRVUP_NONE -1
+#define PGRP_DRVUP_MAX 127
+#define PGRP_DRVDN_NONE PGRP_DRVUP_NONE
+#define PGRP_DRVDN_MAX PGRP_DRVUP_MAX
+
+/* return 1 if a padgrp is in range */
+#define pmux_padgrp_isvalid(pd) (((pd) >= 0) && ((pd) < PDRIVE_PINGROUP_COUNT))
+
+/* return 1 if a slew-rate rising/falling edge value is in range */
+#define pmux_pad_slw_isvalid(slw) (((slw) >= 0) && ((slw) <= PGRP_SLWF_MAX))
+
+/* return 1 if a driver output pull-up/down strength code value is in range */
+#define pmux_pad_drv_isvalid(drv) (((drv) >= 0) && ((drv) <= PGRP_DRVUP_MAX))
+
+/* return 1 if a low-power mode value is in range */
+#define pmux_pad_lpmd_isvalid(lpm) (((lpm) >= 0) && ((lpm) <= PGRP_LPMD_X))
+
+/* Defines a pin group cfg's low-power mode select */
+enum pgrp_lpmd {
+ PGRP_LPMD_X8 = 0,
+ PGRP_LPMD_X4,
+ PGRP_LPMD_X2,
+ PGRP_LPMD_X,
+ PGRP_LPMD_NONE = -1,
+};
+
+/* Defines whether a pin group cfg's schmidt is enabled or not */
+enum pgrp_schmt {
+ PGRP_SCHMT_DISABLE = 0,
+ PGRP_SCHMT_ENABLE = 1,
+};
+
+/* Defines whether a pin group cfg's high-speed mode is enabled or not */
+enum pgrp_hsm {
+ PGRP_HSM_DISABLE = 0,
+ PGRP_HSM_ENABLE = 1,
+};
+
+/*
+ * This defines the configuration for a pin group's pad control config
+ */
+struct padctrl_config {
+ enum pdrive_pingrp padgrp; /* pin group PDRIVE_PINGRP_x */
+ int slwf; /* falling edge slew */
+ int slwr; /* rising edge slew */
+ int drvup; /* pull-up drive strength */
+ int drvdn; /* pull-down drive strength */
+ enum pgrp_lpmd lpmd; /* low-power mode selection */
+ enum pgrp_schmt schmt; /* schmidt enable */
+ enum pgrp_hsm hsm; /* high-speed mode enable */
+};
+
+/* t30 pin drive group and pin mux registers */
+#define PDRIVE_PINGROUP_OFFSET (0x868 >> 2)
+#define PMUX_OFFSET ((0x3000 >> 2) - PDRIVE_PINGROUP_OFFSET - \
+ PDRIVE_PINGROUP_COUNT)
+struct pmux_tri_ctlr {
+ uint pmt_reserved0; /* ABP_MISC_PP_ reserved offset 00 */
+ uint pmt_reserved1; /* ABP_MISC_PP_ reserved offset 04 */
+ uint pmt_strap_opt_a; /* _STRAPPING_OPT_A_0, offset 08 */
+ uint pmt_reserved2; /* ABP_MISC_PP_ reserved offset 0C */
+ uint pmt_reserved3; /* ABP_MISC_PP_ reserved offset 10 */
+ uint pmt_reserved4[4]; /* _TRI_STATE_REG_A/B/C/D in t20 */
+ uint pmt_cfg_ctl; /* _CONFIG_CTL_0, offset 24 */
+
+ uint pmt_reserved[528]; /* ABP_MISC_PP_ reserved offs 28-864 */
+
+ uint pmt_drive[PDRIVE_PINGROUP_COUNT]; /* pin drive grps offs 868 */
+ uint pmt_reserved5[PMUX_OFFSET];
+ uint pmt_ctl[PINGRP_COUNT]; /* mux/pupd/tri regs, offset 0x3000 */
+};
+
+/*
+ * This defines the configuration for a pin, including the function assigned,
+ * pull up/down settings and tristate settings. Having set up one of these
+ * you can call pinmux_config_pingroup() to configure a pin in one step. Also
+ * available is pinmux_config_table() to configure a list of pins.
+ */
+struct pingroup_config {
+ enum pmux_pingrp pingroup; /* pin group PINGRP_... */
+ enum pmux_func func; /* function to assign FUNC_... */
+ enum pmux_pull pull; /* pull up/down/normal PMUX_PULL_...*/
+ enum pmux_tristate tristate; /* tristate or normal PMUX_TRI_... */
+ enum pmux_pin_io io; /* input or output PMUX_PIN_... */
+ enum pmux_pin_lock lock; /* lock enable/disable PMUX_PIN... */
+ enum pmux_pin_od od; /* open-drain or push-pull driver */
+ enum pmux_pin_ioreset ioreset; /* input/output reset PMUX_PIN... */
+};
+
+/* Set a pin group to tristate */
+void pinmux_tristate_enable(enum pmux_pingrp pin);
+
+/* Set a pin group to normal (non tristate) */
+void pinmux_tristate_disable(enum pmux_pingrp pin);
+
+/* Set the pull up/down feature for a pin group */
+void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd);
+
+/* Set the mux function for a pin group */
+void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func);
+
+/* Set the complete configuration for a pin group */
+void pinmux_config_pingroup(struct pingroup_config *config);
+
+/* Set a pin group to tristate or normal */
+void pinmux_set_tristate(enum pmux_pingrp pin, int enable);
+
+/* Set a pin group as input or output */
+void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io);
+
+/**
+ * Configure a list of pin groups
+ *
+ * @param config List of config items
+ * @param len Number of config items in list
+ */
+void pinmux_config_table(struct pingroup_config *config, int len);
+
+/* Set a group of pins from a table */
+void pinmux_init(void);
+
+/**
+ * Set the GP pad configs
+ *
+ * @param config List of config items
+ * @param len Number of config items in list
+ */
+void padgrp_config_table(struct padctrl_config *config, int len);
+
+#endif /* _TEGRA30_PINMUX_H_ */
projects / karo-tx-uboot.git / blobdiff