[PATCH 1/2] arm64: dts: rockchip: add gmac0 node to rk3568

Michael Riesch
2021-07-28T16:19:49Z

While both RK3566 and RK3568 feature the gmac1 node, the gmac0
node is exclusive to the RK3568.

Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
---
arch/arm64/boot/dts/rockchip/rk3568.dtsi | 51 ++++++++++++++++++++++++
1 file changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
index da01a59f6f26..ec39a2c593b6 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi
@@ -22,6 +22,57 @@
compatible = "rockchip,rk3568-qos", "syscon";
reg = <0x0 0xfe190200 0x0 0x20>;
};
+
+ gmac0: ethernet@fe2a0000 {
+ compatible = "rockchip,rk3568-gmac", "snps,dwmac-4.20a";
+ reg = <0x0 0xfe2a0000 0x0 0x10000>;
+ interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq", "eth_wake_irq";
+ rockchip,grf = <&grf>;
+ clocks = <&cru SCLK_GMAC0>, <&cru SCLK_GMAC0_RX_TX>,
+ <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_MAC0_REFOUT>,
+ <&cru ACLK_GMAC0>, <&cru PCLK_GMAC0>,
+ <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_GMAC0_PTP_REF>,
+ <&cru PCLK_XPCS>;
+ clock-names = "stmmaceth", "mac_clk_rx",
+ "mac_clk_tx", "clk_mac_refout",
+ "aclk_mac", "pclk_mac",
+ "clk_mac_speed", "ptp_ref",
+ "pclk_xpcs";
+ resets = <&cru SRST_A_GMAC0>;
+ reset-names = "stmmaceth";
+
+ snps,mixed-burst;
+ snps,tso;
+
+ snps,axi-config = <&gmac0_stmmac_axi_setup>;
+ snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
+ snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
+ status = "disabled";
+
+ mdio0: mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+ };
+
+ gmac0_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>;
+ };
+
+ gmac0_mtl_rx_setup: rx-queues-config {
+ snps,rx-queues-to-use = <1>;
+ queue0 {};
+ };
+
+ gmac0_mtl_tx_setup: tx-queues-config {
+ snps,tx-queues-to-use = <1>;
+ queue0 {};
+ };
+ };
};

&cpu0_opp_table {
--
2.20.1