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riscv: dts: sophgo: add ethernet GMAC device for sg2042

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Add ethernet GMAC device node for the sg2042.

Tested-by: Han Gao <rabenda.cn@gmail.com>
Link: https://lore.kernel.org/r/20250708064627.509363-1-inochiama@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>
This commit is contained in:
Inochi Amaoto 2025-07-08 14:46:25 +08:00
parent a9b547cefb
commit 39539df543
1 changed files with 61 additions and 0 deletions
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61
arch/riscv/boot/dts/sophgo/sg2042.dtsi
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@ -569,6 +569,67 @@
status = "disabled";
};
gmac0: ethernet@7040026000 {
compatible = "sophgo,sg2042-dwmac", "snps,dwmac-5.00a";
reg = <0x70 0x40026000 0x0 0x4000>;
clocks = <&clkgen GATE_CLK_AXI_ETH0>,
<&clkgen GATE_CLK_PTP_REF_I_ETH0>,
<&clkgen GATE_CLK_TX_ETH0>;
clock-names = "stmmaceth", "ptp_ref", "tx";
dma-noncoherent;
interrupt-parent = <&intc>;
interrupts = <132 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
resets = <&rstgen RST_ETH0>;
reset-names = "stmmaceth";
snps,multicast-filter-bins = <0>;
snps,perfect-filter-entries = <1>;
snps,aal;
snps,tso;
snps,txpbl = <32>;
snps,rxpbl = <32>;
snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
snps,axi-config = <&gmac0_stmmac_axi_setup>;
status = "disabled";
mdio {
compatible = "snps,dwmac-mdio";
#address-cells = <1>;
#size-cells = <0>;
};
gmac0_mtl_rx_setup: rx-queues-config {
snps,rx-queues-to-use = <8>;
queue0 {};
queue1 {};
queue2 {};
queue3 {};
queue4 {};
queue5 {};
queue6 {};
queue7 {};
};
gmac0_mtl_tx_setup: tx-queues-config {
snps,tx-queues-to-use = <8>;
queue0 {};
queue1 {};
queue2 {};
queue3 {};
queue4 {};
queue5 {};
queue6 {};
queue7 {};
};
gmac0_stmmac_axi_setup: stmmac-axi-config {
snps,blen = <16 8 4 0 0 0 0>;
snps,wr_osr_lmt = <1>;
snps,rd_osr_lmt = <2>;
};
};
emmc: mmc@704002a000 {
compatible = "sophgo,sg2042-dwcmshc";
reg = <0x70 0x4002a000 0x0 0x1000>;