This patch adds PCIe node in dts for Mediatek MT7622 Soc.
Signed-off-by: Chuanjia Liu <chuanjia....@mediatek.com>
Signed-off-by: Henry Yen <henry....@mediatek.com>
---
arch/arm/dts/mt7622-rfb.dts | 31 ++++++++++++++++
arch/arm/dts/mt7622.dtsi | 72 +++++++++++++++++++++++++++++++++++++
2 files changed, 103 insertions(+)
diff --git a/arch/arm/dts/mt7622-rfb.dts b/arch/arm/dts/mt7622-rfb.dts
index f05c3fe14d..317fc78abd 100644
--- a/arch/arm/dts/mt7622-rfb.dts
+++ b/arch/arm/dts/mt7622-rfb.dts
@@ -46,8 +46,39 @@
};
};
+&pcie {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie0_pins>, <&pcie1_pins>;
+ status = "okay";
+
+ pcie@0,0 {
+ status = "okay";
+ };
+
+ pcie@1,0 {
+ status = "okay";
+ };
+};
&pinctrl {
+ pcie0_pins: pcie0-pins {
+ mux {
+ function = "pcie";
+ groups = "pcie0_pad_perst",
+ "pcie0_1_waken",
+ "pcie0_1_clkreq";
+ };
+ };
+
+ pcie1_pins: pcie1-pins {
+ mux {
+ function = "pcie";
+ groups = "pcie1_pad_perst",
+ "pcie1_0_waken",
+ "pcie1_0_clkreq";
+ };
+ };
+
snfi_pins: snfi-pins {
mux {
function = "flash";
diff --git a/arch/arm/dts/mt7622.dtsi b/arch/arm/dts/mt7622.dtsi
index f6919bb706..d0783bc9ff 100644
--- a/arch/arm/dts/mt7622.dtsi
+++ b/arch/arm/dts/mt7622.dtsi
@@ -193,6 +193,78 @@
#reset-cells = <1>;
};
+ pcie: pcie@1a140000 {
+ compatible = "mediatek,mt7622-pcie";
+ device_type = "pci";
+ reg = <0x1a140000 0x1000>,
+ <0x1a143000 0x1000>,
+ <0x1a145000 0x1000>;
+ reg-names = "subsys", "port0", "port1";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&pciesys CLK_PCIE_P0_MAC_EN>,
+ <&pciesys CLK_PCIE_P1_MAC_EN>,
+ <&pciesys CLK_PCIE_P0_AHB_EN>,
+ <&pciesys CLK_PCIE_P0_AHB_EN>,
+ <&pciesys CLK_PCIE_P0_AUX_EN>,
+ <&pciesys CLK_PCIE_P1_AUX_EN>,
+ <&pciesys CLK_PCIE_P0_AXI_EN>,
+ <&pciesys CLK_PCIE_P1_AXI_EN>,
+ <&pciesys CLK_PCIE_P0_OBFF_EN>,
+ <&pciesys CLK_PCIE_P1_OBFF_EN>,
+ <&pciesys CLK_PCIE_P0_PIPE_EN>,
+ <&pciesys CLK_PCIE_P1_PIPE_EN>;
+ clock-names = "sys_ck0", "sys_ck1", "ahb_ck0", "ahb_ck1",
+ "aux_ck0", "aux_ck1", "axi_ck0", "axi_ck1",
+ "obff_ck0", "obff_ck1", "pipe_ck0", "pipe_ck1";
+ power-domains = <&scpsys MT7629_POWER_DOMAIN_HIF0>;
+ bus-range = <0x00 0xff>;
+ ranges = <0x82000000 0 0x20000000 0x20000000 0 0x10000000>;
+ status = "disabled";
+
+ pcie0: pcie@0,0 {
+ reg = <0x0000 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ 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>;
+ pcie_intc0: interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ };
+ };
+
+ pcie1: pcie@1,0 {
+ reg = <0x0800 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ 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>;
+ pcie_intc1: interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ };
+ };
+ };
+
ethsys: syscon@1b000000 {
compatible = "mediatek,mt7622-ethsys", "syscon";
reg = <0x1b000000 0x1000>;
--
2.18.0
