From 5eb28f461a1b368a57994cc3b3f2ba3154c00bb8 Mon Sep 17 00:00:00 2001 From: Jonas Karlman Date: Fri, 9 May 2025 20:23:57 +0000 Subject: [PATCH] arm64: dts: rockchip: Add GMAC nodes for RK3528 Rockchip RK3528 has two Ethernet controllers based on Synopsys DWC Ethernet QoS IP. Add device tree nodes for the two Ethernet controllers in RK3528. Signed-off-by: Jonas Karlman Tested-by: Yao Zi Link: https://lore.kernel.org/r/20250509202402.260038-2-jonas@kwiboo.se Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3528.dtsi | 105 +++++++++++++++++++++++ 1 file changed, 105 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3528.dtsi b/arch/arm64/boot/dts/rockchip/rk3528.dtsi index 193b84b5e912..cd8ef389ccf3 100644 --- a/arch/arm64/boot/dts/rockchip/rk3528.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3528.dtsi @@ -677,6 +677,111 @@ status = "disabled"; }; + gmac0: ethernet@ffbd0000 { + compatible = "rockchip,rk3528-gmac", "snps,dwmac-4.20a"; + reg = <0x0 0xffbd0000 0x0 0x10000>; + clocks = <&cru CLK_GMAC0_SRC>, <&cru CLK_GMAC0_RMII_50M>, + <&cru CLK_GMAC0_RX>, <&cru CLK_GMAC0_TX>, + <&cru PCLK_MAC_VO>, <&cru ACLK_MAC_VO>; + clock-names = "stmmaceth", "clk_mac_ref", + "mac_clk_rx", "mac_clk_tx", + "pclk_mac", "aclk_mac"; + interrupts = , + ; + interrupt-names = "macirq", "eth_wake_irq"; + phy-handle = <&rmii0_phy>; + phy-mode = "rmii"; + resets = <&cru SRST_A_MAC_VO>; + reset-names = "stmmaceth"; + rockchip,grf = <&vo_grf>; + snps,axi-config = <&gmac0_stmmac_axi_setup>; + snps,mixed-burst; + snps,mtl-rx-config = <&gmac0_mtl_rx_setup>; + snps,mtl-tx-config = <&gmac0_mtl_tx_setup>; + snps,tso; + status = "disabled"; + + mdio0: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <0x1>; + #size-cells = <0x0>; + + rmii0_phy: ethernet-phy@2 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <0x2>; + clocks = <&cru CLK_MACPHY>; + phy-is-integrated; + pinctrl-names = "default"; + pinctrl-0 = <&fephym0_led_link>, + <&fephym0_led_spd>; + resets = <&cru SRST_MACPHY>; + }; + }; + + gmac0_stmmac_axi_setup: stmmac-axi-config { + snps,blen = <0 0 0 0 16 8 4>; + snps,rd_osr_lmt = <8>; + snps,wr_osr_lmt = <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 {}; + }; + }; + + gmac1: ethernet@ffbe0000 { + compatible = "rockchip,rk3528-gmac", "snps,dwmac-4.20a"; + reg = <0x0 0xffbe0000 0x0 0x10000>; + clocks = <&cru CLK_GMAC1_SRC_VPU>, + <&cru CLK_GMAC1_RMII_VPU>, + <&cru PCLK_MAC_VPU>, + <&cru ACLK_MAC_VPU>; + clock-names = "stmmaceth", + "clk_mac_ref", + "pclk_mac", + "aclk_mac"; + interrupts = , + ; + interrupt-names = "macirq", "eth_wake_irq"; + resets = <&cru SRST_A_MAC>; + reset-names = "stmmaceth"; + rockchip,grf = <&vpu_grf>; + snps,axi-config = <&gmac1_stmmac_axi_setup>; + snps,mixed-burst; + snps,mtl-rx-config = <&gmac1_mtl_rx_setup>; + snps,mtl-tx-config = <&gmac1_mtl_tx_setup>; + snps,tso; + status = "disabled"; + + mdio1: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <0x1>; + #size-cells = <0x0>; + }; + + gmac1_stmmac_axi_setup: stmmac-axi-config { + snps,blen = <0 0 0 0 16 8 4>; + snps,rd_osr_lmt = <8>; + snps,wr_osr_lmt = <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 {}; + }; + }; + sdhci: mmc@ffbf0000 { compatible = "rockchip,rk3528-dwcmshc", "rockchip,rk3588-dwcmshc"; -- 2.50.1