[linux-next-v2 4/5] arm64: dts: rockchip: Add support of interrupt to ethernet node on Rock 3A SBC

Anand Moon linux.amoon at gmail.com
Wed Nov 16 12:01:46 PST 2022


As per the shematic gmac1 support gpio interrupt controller 
GMAC1_INT/PMEB_GPIO3_A7 add the support for this.

Signed-off-by: Anand Moon <linux.amoon at gmail.com>
---
v2: new patch added
---
 arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
index 5378254c57ca..9f84a23a8789 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
@@ -588,10 +588,14 @@ rgmii_phy1: ethernet-phy at 0 {
 		compatible = "ethernet-phy-ieee802.3-c22";
 		reg = <0x0>;
 		pinctrl-names = "default";
-		pinctrl-0 = <&eth_phy_rst>;
+		pinctrl-0 = <&eth_phy_rst>, <&eth_phy_int>;
 		reset-assert-us = <20000>;
 		reset-deassert-us = <100000>;
 		reset-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_LOW>;
+		interrupt-parent = <&gpio3>;
+		/* GMAC1_INT/PMEB_GPIO3_A7 */
+		interrupts = <RK_PA7 IRQ_TYPE_LEVEL_LOW>;
+		#interrupt-cells = <1>;
 	};
 };
 
@@ -630,6 +634,10 @@ vcc_mipi_en: vcc_mipi_en {
 	};
 
 	ethernet {
+		eth_phy_int: eth-phy-int {
+			rockchip,pins = <3 RK_PA7 RK_FUNC_GPIO &pcfg_pull_down>;
+		};
+
 		eth_phy_rst: eth_phy_rst {
 			rockchip,pins = <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
-- 
2.38.1




More information about the linux-arm-kernel mailing list