[PATCH 07/13] arm64: dts: rockchip: rk3308-rock-pi-s: Add mdio and ethernet-phy nodes

Jonas Karlman
2024-05-21T21:11:10Z

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@kwiboo.se>
---
.../boot/dts/rockchip/rk3308-rock-pi-s.dts | 26 ++++++++++++++++---
1 file changed, 23 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
index d4cf6026241c..f6fb90e13ad0 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
@@ -144,11 +144,25 @@ &emmc {

&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@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 {
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>;
--
2.43.2