ARM: dts: am437x-gp-evm: Add ethernet support for GP EVM

Add CPSW ethernet support for AM437x GP EVM which has one slave pinned out

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 2e0c636a7e721246a09e3458f8c01a6490b27cf1..30ace1b399eed1aac5bf7b6b6bef2d37e6dec485 100644 (file)
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -98,6 +98,58 @@
                        0x264 (PIN_INPUT_PULLUP | MUX_MODE7)  /* spi2_d0.gpio3_22 */
                >;
        };
+
+       cpsw_default: cpsw_default {
+               pinctrl-single,pins = <
+                       /* Slave 1 */
+                       0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_txen */
+                       0x118 (PIN_INPUT_PULLDOWN | MUX_MODE2)  /* mii1_rxdv.rgmii1_rxctl */
+                       0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_txd3 */
+                       0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_txd2 */
+                       0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_txd1 */
+                       0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_txd0 */
+                       0x12c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txclk.rmii1_tclk */
+                       0x130 (PIN_INPUT_PULLDOWN | MUX_MODE2)  /* mii1_rxclk.rmii1_rclk */
+                       0x134 (PIN_INPUT_PULLDOWN | MUX_MODE2)  /* mii1_rxd1.rgmii1_rxd3 */
+                       0x138 (PIN_INPUT_PULLDOWN | MUX_MODE2)  /* mii1_rxd0.rgmii1_rxd2 */
+                       0x13c (PIN_INPUT_PULLDOWN | MUX_MODE2)  /* mii1_rxd1.rgmii1_rxd1 */
+                       0x140 (PIN_INPUT_PULLDOWN | MUX_MODE2)  /* mii1_rxd0.rgmii1_rxd0 */
+               >;
+       };
+
+       cpsw_sleep: cpsw_sleep {
+               pinctrl-single,pins = <
+                       /* Slave 1 reset value */
+                       0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+               >;
+       };
+
+       davinci_mdio_default: davinci_mdio_default {
+               pinctrl-single,pins = <
+                       /* MDIO */
+                       0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)    /* mdio_data.mdio_data */
+                       0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0)                   /* mdio_clk.mdio_clk */
+               >;
+       };
+
+       davinci_mdio_sleep: davinci_mdio_sleep {
+               pinctrl-single,pins = <
+                       /* MDIO reset value */
+                       0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+                       0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+               >;
+       };
 };
 
 &i2c0 {
@@ -174,3 +226,23 @@
        dr_mode = "host";
        status = "okay";
 };
+
+&mac {
+       slaves = <1>;
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&cpsw_default>;
+       pinctrl-1 = <&cpsw_sleep>;
+       status = "okay";
+};
+
+&davinci_mdio {
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&davinci_mdio_default>;
+       pinctrl-1 = <&davinci_mdio_sleep>;
+       status = "okay";
+};
+
+&cpsw_emac0 {
+       phy_id = <&davinci_mdio>, <0>;
+       phy-mode = "rgmii";
+};