arm64: dts: mediatek: mt8188: Add ethernet node

Describe the ethernet present on the MT8188.

[Cleaned up to pass dtbs_check, follow DTS style guidelines, removed
hardcoded mac address and split between mt8188 and genio700 commits,
and addressed further feedback from the mailing list]

Signed-off-by: Jianguo Zhang <jianguo.zhang@mediatek.com>
Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com>
Signed-off-by: Hsuan-Yu Lin <shane.lin@canonical.com>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20241018-genio700-eth-v2-1-f3c73b85507b@collabora.com
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

diff --git a/arch/arm64/boot/dts/mediatek/mt8188.dtsi b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
index 2710e18ce6969b4818583da73a9f3385e729547e..5522f1648fd2ba47f14bfc0079d197421b655df5 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt8188.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8188.dtsi
@@ -1647,6 +1647,103 @@
                        status = "disabled";
                };
 
+               eth: ethernet@11021000 {
+                       compatible = "mediatek,mt8188-gmac", "mediatek,mt8195-gmac",
+                                    "snps,dwmac-5.10a";
+                       reg = <0 0x11021000 0 0x4000>;
+                       interrupts = <GIC_SPI 716 IRQ_TYPE_LEVEL_HIGH 0>;
+                       interrupt-names = "macirq";
+                       clocks = <&pericfg_ao CLK_PERI_AO_ETHERNET>,
+                                <&pericfg_ao CLK_PERI_AO_ETHERNET_BUS>,
+                                <&topckgen CLK_TOP_SNPS_ETH_250M>,
+                                <&topckgen CLK_TOP_SNPS_ETH_62P4M_PTP>,
+                                <&topckgen CLK_TOP_SNPS_ETH_50M_RMII>,
+                                <&pericfg_ao CLK_PERI_AO_ETHERNET_MAC>;
+                       clock-names = "axi", "apb", "mac_main", "ptp_ref",
+                                     "rmii_internal", "mac_cg";
+                       assigned-clocks = <&topckgen CLK_TOP_SNPS_ETH_250M>,
+                                         <&topckgen CLK_TOP_SNPS_ETH_62P4M_PTP>,
+                                         <&topckgen CLK_TOP_SNPS_ETH_50M_RMII>;
+                       assigned-clock-parents = <&topckgen CLK_TOP_ETHPLL_D2>,
+                                                <&topckgen CLK_TOP_ETHPLL_D8>,
+                                                <&topckgen CLK_TOP_ETHPLL_D10>;
+                       power-domains = <&spm MT8188_POWER_DOMAIN_ETHER>;
+                       mediatek,pericfg = <&infracfg_ao>;
+                       snps,axi-config = <&stmmac_axi_setup>;
+                       snps,mtl-rx-config = <&mtl_rx_setup>;
+                       snps,mtl-tx-config = <&mtl_tx_setup>;
+                       snps,txpbl = <16>;
+                       snps,rxpbl = <16>;
+                       snps,clk-csr = <0>;
+                       status = "disabled";
+
+                       eth_mdio: mdio {
+                               compatible = "snps,dwmac-mdio";
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+                       };
+
+                       stmmac_axi_setup: stmmac-axi-config {
+                               snps,blen = <0 0 0 0 16 8 4>;
+                               snps,rd_osr_lmt = <0x7>;
+                               snps,wr_osr_lmt = <0x7>;
+                       };
+
+                       mtl_rx_setup: rx-queues-config {
+                               snps,rx-queues-to-use = <4>;
+                               snps,rx-sched-sp;
+
+                               queue0 {
+                                       snps,dcb-algorithm;
+                                       snps,map-to-dma-channel = <0x0>;
+                               };
+
+                               queue1 {
+                                       snps,dcb-algorithm;
+                                       snps,map-to-dma-channel = <0x0>;
+                               };
+
+                               queue2 {
+                                       snps,dcb-algorithm;
+                                       snps,map-to-dma-channel = <0x0>;
+                               };
+
+                               queue3 {
+                                       snps,dcb-algorithm;
+                                       snps,map-to-dma-channel = <0x0>;
+                               };
+                       };
+
+                       mtl_tx_setup: tx-queues-config {
+                               snps,tx-queues-to-use = <4>;
+                               snps,tx-sched-wrr;
+
+                               queue0 {
+                                       snps,dcb-algorithm;
+                                       snps,priority = <0x0>;
+                                       snps,weight = <0x10>;
+                               };
+
+                               queue1 {
+                                       snps,dcb-algorithm;
+                                       snps,priority = <0x1>;
+                                       snps,weight = <0x11>;
+                               };
+
+                               queue2 {
+                                       snps,dcb-algorithm;
+                                       snps,priority = <0x2>;
+                                       snps,weight = <0x12>;
+                               };
+
+                               queue3 {
+                                       snps,dcb-algorithm;
+                                       snps,priority = <0x3>;
+                                       snps,weight = <0x13>;
+                               };
+                       };
+               };
+
                xhci1: usb@11200000 {
                        compatible = "mediatek,mt8188-xhci", "mediatek,mtk-xhci";
                        reg = <0 0x11200000 0 0x1000>,