[PATCH 4/9] arm64: dts: rockchip: add rk356x gmac1 node

Peter Geis pgwipeout at gmail.com
Wed Jul 28 06:55:29 PDT 2021


Add the gmac1 controller to the rk356x device tree.
This is the controller common to both the rk3568 and rk3566.

Signed-off-by: Peter Geis <pgwipeout at gmail.com>
---
 arch/arm64/boot/dts/rockchip/rk356x.dtsi | 48 ++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index c2aa7aeec58d..77c679304916 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -18,6 +18,7 @@ / {
 	#size-cells = <2>;
 
 	aliases {
+		ethernet1 = &gmac1;
 		gpio0 = &gpio0;
 		gpio1 = &gpio1;
 		gpio2 = &gpio2;
@@ -344,6 +345,53 @@ sdmmc2: mmc at fe000000 {
 		status = "disabled";
 	};
 
+	gmac1: ethernet at fe010000 {
+		compatible = "rockchip,rk3568-gmac", "snps,dwmac-4.20a";
+		reg = <0x0 0xfe010000 0x0 0x10000>;
+		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "macirq", "eth_wake_irq";
+		clocks = <&cru SCLK_GMAC1>, <&cru SCLK_GMAC1_RX_TX>,
+			 <&cru SCLK_GMAC1_RX_TX>, <&cru CLK_MAC1_REFOUT>,
+			 <&cru ACLK_GMAC1>, <&cru PCLK_GMAC1>,
+			 <&cru SCLK_GMAC1_RX_TX>, <&cru CLK_GMAC1_PTP_REF>;
+		clock-names = "stmmaceth", "mac_clk_rx",
+			      "mac_clk_tx", "clk_mac_refout",
+			      "aclk_mac", "pclk_mac",
+			      "clk_mac_speed", "ptp_ref";
+		resets = <&cru SRST_A_GMAC1>;
+		reset-names = "stmmaceth";
+		rockchip,grf = <&grf>;
+		snps,mixed-burst;
+		snps,tso;
+		snps,axi-config = <&gmac1_stmmac_axi_setup>;
+		snps,mtl-rx-config = <&gmac1_mtl_rx_setup>;
+		snps,mtl-tx-config = <&gmac1_mtl_tx_setup>;
+		status = "disabled";
+
+		mdio1: mdio {
+			compatible = "snps,dwmac-mdio";
+			#address-cells = <0x1>;
+			#size-cells = <0x0>;
+		};
+
+		gmac1_stmmac_axi_setup: stmmac-axi-config {
+			snps,wr_osr_lmt = <4>;
+			snps,rd_osr_lmt = <8>;
+			snps,blen = <0 0 0 0 16 8 4>;
+		};
+
+		gmac1_mtl_rx_setup: rx-queues-config {
+			snps,rx-queues-to-use = <1>;
+			queue0 {};
+		};
+
+		gmac1_mtl_tx_setup: tx-queues-config {
+			snps,tx-queues-to-use = <1>;
+			queue0 {};
+		};
+	};
+
 	qos_gpu: qos at fe128000 {
 		compatible = "rockchip,rk3568-qos", "syscon";
 		reg = <0x0 0xfe128000 0x0 0x20>;
-- 
2.25.1




More information about the Linux-rockchip mailing list