[PATCHv4 linux-next 3/4] Rockchip RV1126 has GMAC 10/100/1000M ethernet controller

Anand Moon
2023-01-11T06:49:32Z

Add Ethernet GMAC node for RV1126 SoC.

Signed-off-by: Anand Moon <anand@edgeble.ai>
Signed-off-by: Jagan Teki <jagan@edgeble.ai>
---
v4: sort the node as reg adds. update the commit message.
v3: drop the gmac_clkin_m0 & gmac_clkin_m1 fix clock node which are not
used, Add SoB of Jagan Teki.
v2: drop SoB of Jagan Teki.
---
arch/arm/boot/dts/rv1126.dtsi | 49 +++++++++++++++++++++++++++++++++++
1 file changed, 49 insertions(+)

diff --git a/arch/arm/boot/dts/rv1126.dtsi b/arch/arm/boot/dts/rv1126.dtsi
index 1cb43147e90b..1f07d0a4fa73 100644
--- a/arch/arm/boot/dts/rv1126.dtsi
+++ b/arch/arm/boot/dts/rv1126.dtsi
@@ -332,6 +332,55 @@ timer0: timer@ff660000 {
clock-names = "pclk", "timer";
};

+ gmac: ethernet@ffc40000 {
+ compatible = "rockchip,rv1126-gmac", "snps,dwmac-4.20a";
+ reg = <0xffc40000 0x4000>;
+ interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq", "eth_wake_irq";
+ rockchip,grf = <&grf>;
+ clocks = <&cru CLK_GMAC_SRC>, <&cru CLK_GMAC_TX_RX>,
+ <&cru CLK_GMAC_TX_RX>, <&cru CLK_GMAC_REF>,
+ <&cru ACLK_GMAC>, <&cru PCLK_GMAC>,
+ <&cru CLK_GMAC_TX_RX>, <&cru CLK_GMAC_PTPREF>;
+ clock-names = "stmmaceth", "mac_clk_rx",
+ "mac_clk_tx", "clk_mac_ref",
+ "aclk_mac", "pclk_mac",
+ "clk_mac_speed", "ptp_ref";
+ resets = <&cru SRST_GMAC_A>;
+ reset-names = "stmmaceth";
+
+ snps,mixed-burst;
+ snps,tso;
+
+ snps,axi-config = <&stmmac_axi_setup>;
+ snps,mtl-rx-config = <&mtl_rx_setup>;
+ snps,mtl-tx-config = <&mtl_tx_setup>;
+ status = "disabled";
+
+ mdio: mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+ };
+
+ 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>;
+ };
+
+ mtl_rx_setup: rx-queues-config {
+ snps,rx-queues-to-use = <1>;
+ queue0 {};
+ };
+
+ mtl_tx_setup: tx-queues-config {
+ snps,tx-queues-to-use = <1>;
+ queue0 {};
+ };
+ };
+
emmc: mmc@ffc50000 {
compatible = "rockchip,rv1126-dw-mshc", "rockchip,rk3288-dw-mshc";
reg = <0xffc50000 0x4000>;
--
2.39.0