[PATCH v2 1/2] ARM: dts: rockchip: Add gmac node for RK3128

Alex Bee
2023-12-02T12:42:08Z

RK3128's gmac is based on Synopsys Ethernet GMAC IP core.
Add it to the devicetree.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
---
arch/arm/boot/dts/rockchip/rk3128.dtsi | 28 ++++++++++++++++++++++++++
1 file changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/rockchip/rk3128.dtsi b/arch/arm/boot/dts/rockchip/rk3128.dtsi
index 4e8b38604ecd..c0c9f0eaffa3 100644
--- a/arch/arm/boot/dts/rockchip/rk3128.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3128.dtsi
@@ -525,6 +525,34 @@ pdma: dma-controller@20078000 {
#dma-cells = <1>;
};

+ gmac: ethernet@2008c000 {
+ compatible = "rockchip,rk3128-gmac";
+ reg = <0x2008c000 0x4000>;
+ interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq", "eth_wake_irq";
+ clocks = <&cru SCLK_MAC>,
+ <&cru SCLK_MAC_RX>, <&cru SCLK_MAC_TX>,
+ <&cru SCLK_MAC_REF>, <&cru SCLK_MAC_REFOUT>,
+ <&cru ACLK_GMAC>, <&cru PCLK_GMAC>;
+ clock-names = "stmmaceth",
+ "mac_clk_rx", "mac_clk_tx",
+ "clk_mac_ref", "clk_mac_refout",
+ "aclk_mac", "pclk_mac";
+ resets = <&cru SRST_GMAC>;
+ reset-names = "stmmaceth";
+ rockchip,grf = <&grf>;
+ rx-fifo-depth = <4096>;
+ tx-fifo-depth = <2048>;
+ status = "disabled";
+
+ mdio: mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+ };
+ };
+
pinctrl: pinctrl {
compatible = "rockchip,rk3128-pinctrl";
rockchip,grf = <&grf>;
--
2.43.0