[PATCH 2/2] arm64: dts: rockchip: rk3568-evb1-v10: add ethernet support

From: Michael Riesch <michael.riesch@wolfvision.net>
To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Rob Herring <robh+dt@kernel.org>,
	Heiko Stuebner <heiko@sntech.de>, Liang Chen <cl@rock-chips.com>,
	Peter Geis <pgwipeout@gmail.com>,
	Michael Riesch <michael.riesch@wolfvision.net>,
	Simon Xue <xxm@rock-chips.com>
Subject: [PATCH 2/2] arm64: dts: rockchip: rk3568-evb1-v10: add ethernet support
Date: Wed, 28 Jul 2021 18:10:20 +0200	[thread overview]
Message-ID: <20210728161020.3905-3-michael.riesch@wolfvision.net> (raw)
In-Reply-To: <20210728161020.3905-1-michael.riesch@wolfvision.net>

Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
---
 .../boot/dts/rockchip/rk3568-evb1-v10.dts     | 69 +++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
index 69786557093d..8f4c40d71914 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
@@ -13,6 +13,11 @@
 	model = "Rockchip RK3568 EVB1 DDR4 V10 Board";
 	compatible = "rockchip,rk3568-evb1-v10", "rockchip,rk3568";
 
+	aliases {
+		ethernet0 = &gmac0;
+		ethernet1 = &gmac1;
+	};
+
 	chosen: chosen {
 		stdout-path = "serial2:1500000n8";
 	};
@@ -67,6 +72,70 @@
 	};
 };
 
+&gmac0 {
+	phy-mode = "rgmii";
+	clock_in_out = "output";
+
+	assigned-clocks = <&cru SCLK_GMAC0_RX_TX>, <&cru SCLK_GMAC0>;
+	assigned-clock-parents = <&cru SCLK_GMAC0_RGMII_SPEED>;
+	assigned-clock-rates = <0>, <125000000>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&gmac0_miim
+		     &gmac0_tx_bus2
+		     &gmac0_rx_bus2
+		     &gmac0_rgmii_clk
+		     &gmac0_rgmii_bus>;
+
+	tx_delay = <0x3c>;
+	rx_delay = <0x2f>;
+
+	phy-handle = <&rgmii_phy0>;
+	status = "okay";
+};
+
+&gmac1 {
+	phy-mode = "rgmii";
+	clock_in_out = "output";
+
+	assigned-clocks = <&cru SCLK_GMAC1_RX_TX>, <&cru SCLK_GMAC1>;
+	assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>;
+	assigned-clock-rates = <0>, <125000000>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&gmac1m1_miim
+		     &gmac1m1_tx_bus2
+		     &gmac1m1_rx_bus2
+		     &gmac1m1_rgmii_clk
+		     &gmac1m1_rgmii_bus>;
+
+	tx_delay = <0x4f>;
+	rx_delay = <0x26>;
+
+	phy-handle = <&rgmii_phy1>;
+	status = "okay";
+};
+
+&mdio0 {
+	rgmii_phy0: phy@0 {
+		compatible = "ethernet-phy-ieee802.3-c22";
+		reset-gpios = <&gpio2 RK_PD3 GPIO_ACTIVE_LOW>;
+		reset-assert-us = <20000>;
+		reset-deassert-us = <100000>;
+		reg = <0x0>;
+	};
+};
+
+&mdio1 {
+	rgmii_phy1: phy@0 {
+		compatible = "ethernet-phy-ieee802.3-c22";
+		reset-gpios = <&gpio2 RK_PD1 GPIO_ACTIVE_LOW>;
+		reset-assert-us = <20000>;
+		reset-deassert-us = <100000>;
+		reg = <0x0>;
+	};
+};
+
 &sdhci {
 	bus-width = <8>;
 	max-frequency = <200000000>;
-- 
2.20.1

