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Date: Tue, 13 May 2014 14:14:31 +0530
From: Mugunthan V N <mugunthanvnm@...com>
To: <bcousson@...libre.com>, <tony@...mide.com>
CC: <devicetree@...r.kernel.org>, <linux-omap@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, Mugunthan V N <mugunthanvnm@...com>
Subject: [PATCH 2/2] 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@...com>
---
arch/arm/boot/dts/am437x-gp-evm.dts | 72 +++++++++++++++++++++++++++++++++++++
1 file changed, 72 insertions(+)
diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 4e92d9e..8dc1c6e 100644
--- 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 {
@@ -179,3 +231,23 @@
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";
+};
--
1.9.2.459.g68773ac
--
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