[PATCH v2 2/3] arm64: dts: mt8195: Add pcie and pcie phy nodes
From: Tinghan Shen
Date: Thu Oct 20 2022 - 07:20:03 EST
Add pcie and pcie phy nodes for mt8195.
Signed-off-by: Jianjun Wang <jianjun.wang@xxxxxxxxxxxx>
Signed-off-by: Tinghan Shen <tinghan.shen@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/mediatek/mt8195.dtsi | 150 +++++++++++++++++++++++
1 file changed, 150 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index d03f0c2b8233..2128fa007480 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -13,6 +13,7 @@
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/pinctrl/mt8195-pinfunc.h>
#include <dt-bindings/power/mt8195-power.h>
+#include <dt-bindings/reset/mt8195-resets.h>
/ {
compatible = "mediatek,mt8195";
@@ -1182,6 +1183,110 @@
status = "disabled";
};
+ pcie0: pcie@112f0000 {
+ compatible = "mediatek,mt8195-pcie",
+ "mediatek,mt8192-pcie";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ reg = <0 0x112f0000 0 0x4000>;
+ reg-names = "pcie-mac";
+ interrupts = <GIC_SPI 791 IRQ_TYPE_LEVEL_HIGH 0>;
+ bus-range = <0x00 0xff>;
+ ranges = <0x81000000 0 0x20000000
+ 0x0 0x20000000 0 0x200000>,
+ <0x82000000 0 0x20200000
+ 0x0 0x20200000 0 0x3e00000>;
+
+ iommu-map = <0 &iommu_infra IOMMU_PORT_INFRA_PCIE0 0x2>;
+ iommu-map-mask = <0x0>;
+
+ clocks = <&infracfg_ao CLK_INFRA_AO_PCIE_PL_P_250M_P0>,
+ <&infracfg_ao CLK_INFRA_AO_PCIE_TL_26M>,
+ <&infracfg_ao CLK_INFRA_AO_PCIE_TL_96M>,
+ <&infracfg_ao CLK_INFRA_AO_PCIE_TL_32K>,
+ <&infracfg_ao CLK_INFRA_AO_PCIE_PERI_26M>,
+ <&pericfg_ao CLK_PERI_AO_PCIE_P0_MEM>;
+ clock-names = "pl_250m", "tl_26m", "tl_96m",
+ "tl_32k", "peri_26m", "peri_mem";
+ assigned-clocks = <&topckgen CLK_TOP_TL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_MAINPLL_D4_D4>;
+
+ phys = <&pciephy>;
+ phy-names = "pcie-phy";
+
+ power-domains = <&spm MT8195_POWER_DOMAIN_PCIE_MAC_P0>;
+
+ resets = <&infracfg_ao MT8195_INFRA_RST2_PCIE_P0_SWRST>;
+ reset-names = "mac";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc0 0>,
+ <0 0 0 2 &pcie_intc0 1>,
+ <0 0 0 3 &pcie_intc0 2>,
+ <0 0 0 4 &pcie_intc0 3>;
+ status = "disabled";
+
+ pcie_intc0: interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ };
+ };
+
+ pcie1: pcie@112f8000 {
+ compatible = "mediatek,mt8195-pcie",
+ "mediatek,mt8192-pcie";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ reg = <0 0x112f8000 0 0x4000>;
+ reg-names = "pcie-mac";
+ interrupts = <GIC_SPI 792 IRQ_TYPE_LEVEL_HIGH 0>;
+ bus-range = <0x00 0xff>;
+ ranges = <0x81000000 0 0x24000000
+ 0x0 0x24000000 0 0x200000>,
+ <0x82000000 0 0x24200000
+ 0x0 0x24200000 0 0x3e00000>;
+
+ iommu-map = <0 &iommu_infra IOMMU_PORT_INFRA_PCIE1 0x2>;
+ iommu-map-mask = <0x0>;
+
+ clocks = <&infracfg_ao CLK_INFRA_AO_PCIE_PL_P_250M_P1>,
+ <&clk26m>,
+ <&infracfg_ao CLK_INFRA_AO_PCIE_TL_96M>,
+ <&clk26m>,
+ <&infracfg_ao CLK_INFRA_AO_PCIE_PERI_26M>,
+ /* Designer has connect pcie1 with peri_mem_p0 clock */
+ <&pericfg_ao CLK_PERI_AO_PCIE_P0_MEM>;
+ clock-names = "pl_250m", "tl_26m", "tl_96m",
+ "tl_32k", "peri_26m", "peri_mem";
+ assigned-clocks = <&topckgen CLK_TOP_TL_P1>;
+ assigned-clock-parents = <&topckgen CLK_TOP_MAINPLL_D4_D4>;
+
+ phys = <&u3port1 PHY_TYPE_PCIE>;
+ phy-names = "pcie-phy";
+ power-domains = <&spm MT8195_POWER_DOMAIN_PCIE_MAC_P1>;
+
+ resets = <&infracfg_ao MT8195_INFRA_RST2_PCIE_P1_SWRST>;
+ reset-names = "mac";
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc1 0>,
+ <0 0 0 2 &pcie_intc1 1>,
+ <0 0 0 3 &pcie_intc1 2>,
+ <0 0 0 4 &pcie_intc1 3>;
+ status = "disabled";
+
+ pcie_intc1: interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ };
+ };
+
nor_flash: spi@1132c000 {
compatible = "mediatek,mt8195-nor",
"mediatek,mt8173-nor";
@@ -1241,6 +1346,34 @@
reg = <0x189 0x2>;
bits = <7 5>;
};
+ pciephy_rx_ln1: pciephy-rx-ln1@190 {
+ reg = <0x190 0x1>;
+ bits = <0 4>;
+ };
+ pciephy_tx_ln1_nmos: pciephy-tx-ln1-nmos@190 {
+ reg = <0x190 0x1>;
+ bits = <4 4>;
+ };
+ pciephy_tx_ln1_pmos: pciephy-tx-ln1-pmos@191 {
+ reg = <0x191 0x1>;
+ bits = <0 4>;
+ };
+ pciephy_rx_ln0: pciephy-rx-ln0@191 {
+ reg = <0x191 0x1>;
+ bits = <4 4>;
+ };
+ pciephy_tx_ln0_nmos: pciephy-tx-ln0-nmos@192,1 {
+ reg = <0x192 0x1>;
+ bits = <0 4>;
+ };
+ pciephy_tx_ln0_pmos: pciephy-tx-ln0-pmos@192,2 {
+ reg = <0x192 0x1>;
+ bits = <4 4>;
+ };
+ pciephy_glb_intr: pciephy-glb-intr@193 {
+ reg = <0x193 0x1>;
+ bits = <0 4>;
+ };
};
u3phy2: t-phy@11c40000 {
@@ -1461,6 +1594,23 @@
};
};
+ pciephy: phy@11e80000 {
+ compatible = "mediatek,mt8195-pcie-phy";
+ reg = <0 0x11e80000 0 0x10000>;
+ reg-names = "sif";
+ nvmem-cells = <&pciephy_glb_intr>, <&pciephy_tx_ln0_pmos>,
+ <&pciephy_tx_ln0_nmos>, <&pciephy_rx_ln0>,
+ <&pciephy_tx_ln1_pmos>, <&pciephy_tx_ln1_nmos>,
+ <&pciephy_rx_ln1>;
+ nvmem-cell-names = "glb_intr", "tx_ln0_pmos",
+ "tx_ln0_nmos", "rx_ln0",
+ "tx_ln1_pmos", "tx_ln1_nmos",
+ "rx_ln1";
+ power-domains = <&spm MT8195_POWER_DOMAIN_PCIE_PHY>;
+ #phy-cells = <0>;
+ status = "disabled";
+ };
+
ufsphy: ufs-phy@11fa0000 {
compatible = "mediatek,mt8195-ufsphy", "mediatek,mt8183-ufsphy";
reg = <0 0x11fa0000 0 0xc000>;
--
2.18.0