[PATCH 4/8] arm64: dts: rockchip: Add mdio and ethernet-phy nodes to rk3308-rock-pi-s

[Kever Yang]

On 2024/7/30 22:51, Jonas Karlman wrote:
> Be explicit about the Ethernet port and define mdio and ethernet-phy
> nodes in the device tree for ROCK Pi S.
>
> Fixes: bc3753aed81f ("arm64: dts: rockchip: rock-pi-s add more peripherals")
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
> Link: https://lore.kernel.org/r/20240521211029.1236094-8-jonas@kwiboo.se
> Signed-off-by: Heiko Stuebner <heiko at sntech.de>
>
> [ upstream commit: 4b64ed510ed946a4e4ca6d51d6512bf5361f6a04 ]
>
> (cherry picked from commit 703b8eae20eec5dbb0e52f0e1fb71e712c007dae)
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>

Thanks,
- Kever
> ---
>   .../src/arm64/rockchip/rk3308-rock-pi-s.dts   | 26 ++++++++++++++++---
>   1 file changed, 23 insertions(+), 3 deletions(-)
>
> diff --git a/dts/upstream/src/arm64/rockchip/rk3308-rock-pi-s.dts b/dts/upstream/src/arm64/rockchip/rk3308-rock-pi-s.dts
> index d4cf6026241c..f6fb90e13ad0 100644
> --- a/dts/upstream/src/arm64/rockchip/rk3308-rock-pi-s.dts
> +++ b/dts/upstream/src/arm64/rockchip/rk3308-rock-pi-s.dts
> @@ -144,11 +144,25 @@
>   
>   &gmac {
>   	clock_in_out = "output";
> +	phy-handle = <&rtl8201f>;
>   	phy-supply = <&vcc_io>;
> -	snps,reset-gpio = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
> -	snps,reset-active-low;
> -	snps,reset-delays-us = <0 50000 50000>;
>   	status = "okay";
> +
> +	mdio {
> +		compatible = "snps,dwmac-mdio";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		rtl8201f: ethernet-phy at 1 {
> +			compatible = "ethernet-phy-ieee802.3-c22";
> +			reg = <1>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&mac_rst>;
> +			reset-assert-us = <20000>;
> +			reset-deassert-us = <50000>;
> +			reset-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
> +		};
> +	};
>   };
>   
>   &gpio0 {
> @@ -221,6 +235,12 @@
>   	pinctrl-names = "default";
>   	pinctrl-0 = <&rtc_32k>;
>   
> +	gmac {
> +		mac_rst: mac-rst {
> +			rockchip,pins = <0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
> +		};
> +	};
> +
>   	leds {
>   		green_led: green-led {
>   			rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;