* Mugunthan V N <mugunthanvnm@xxxxxx> [140507 02:31]:
> Add CPSW ethernet support for AM437x GP EVM which has one slave pinned out
>
> Signed-off-by: Mugunthan V N <mugunthanvnm@xxxxxx>
> ---
> 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 2e0c636..30ace1b 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)
> + >;
> + };
Just a nitpick comment to make things more readable. Can you please add
the comments for these pins too so people can cross check them against
the documentation easier?
> + 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)
> + >;
> + };
> };
And here too please.
Thanks,
Tony
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