Add PCIe dts configuraion for JH7110 SoC platform.
Signed-off-by: Minda Chen <minda.chen@xxxxxxxxxxxxxxxx>
Reviewed-by: Hal Feng <hal.feng@xxxxxxxxxxxxxxxx>
Signed-off-by: Minda Chen <minda.chen@xxxxxxxxxxxxxxxx>
---
.../jh7110-starfive-visionfive-2.dtsi | 63 +++++++++++++
arch/riscv/boot/dts/starfive/jh7110.dtsi | 88 +++++++++++++++++++
2 files changed, 151 insertions(+)
diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index d79f94432b27..8c84852f1c06 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -402,6 +402,53 @@
};
};
+ pcie0_pins: pcie0-0 {
+ wake-pins {
+ pinmux = <GPIOMUX(32, GPOUT_LOW,
+ GPOEN_DISABLE,
+ GPI_NONE)>;
+ bias-pull-up;
+ drive-strength = <2>;
+ input-enable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+ clkreq-pins {
+ pinmux = <GPIOMUX(27, GPOUT_LOW,
+ GPOEN_DISABLE,
+ GPI_NONE)>;
+ bias-pull-down;
+ drive-strength = <2>;
+ input-enable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+ };
+
+ pcie1_pins: pcie1-0 {
+ wake-pins {
+ pinmux = <GPIOMUX(21, GPOUT_LOW,
+ GPOEN_DISABLE,
+ GPI_NONE)>;
+ bias-pull-up;
+ drive-strength = <2>;
+ input-enable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+
+ clkreq-pins {
+ pinmux = <GPIOMUX(29, GPOUT_LOW,
+ GPOEN_DISABLE,
+ GPI_NONE)>;
+ bias-pull-down;
+ drive-strength = <2>;
+ input-enable;
+ input-schmitt-disable;
+ slew-rate = <0>;
+ };
+ };
+
spi0_pins: spi0-0 {
mosi-pins {
pinmux = <GPIOMUX(52, GPOUT_SYS_SPI0_TXD,
@@ -499,6 +546,22 @@
};
};
+&pcie0 {
+ pinctrl-names = "default";
+ perst-gpios = <&sysgpio 26 GPIO_ACTIVE_LOW>;
+ pinctrl-0 = <&pcie0_pins>;
+ phys = <&pciephy0>;
+ status = "okay";
+};
+
+&pcie1 {
+ pinctrl-names = "default";
+ perst-gpios = <&sysgpio 28 GPIO_ACTIVE_LOW>;
+ pinctrl-0 = <&pcie1_pins>;
+ phys = <&pciephy1>;
+ status = "okay";
+};
+
&tdm {
pinctrl-names = "default";
pinctrl-0 = <&tdm_pins>;
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index e85464c328d0..97fe5a242d60 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -1045,5 +1045,93 @@
#reset-cells = <1>;
power-domains = <&pwrc JH7110_PD_VOUT>;
};
+
+ pcie0: pcie@940000000 {
+ compatible = "starfive,jh7110-pcie";
+ reg = <0x9 0x40000000 0x0 0x1000000>,
+ <0x0 0x2b000000 0x0 0x100000>;
+ reg-names = "cfg", "apb";
+ linux,pci-domain = <0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges = <0x82000000 0x0 0x30000000 0x0 0x30000000 0x0 0x08000000>,
+ <0xc3000000 0x9 0x00000000 0x9 0x00000000 0x0 0x40000000>;
+ interrupts = <56>;
+ interrupt-parent = <&plic>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &pcie_intc0 0x1>,
+ <0x0 0x0 0x0 0x2 &pcie_intc0 0x2>,
+ <0x0 0x0 0x0 0x3 &pcie_intc0 0x3>,
+ <0x0 0x0 0x0 0x4 &pcie_intc0 0x4>;
+ msi-controller;
+ device_type = "pci";
+ starfive,stg-syscon = <&stg_syscon>;
+ bus-range = <0x0 0xff>;
+ clocks = <&syscrg JH7110_SYSCLK_NOC_BUS_STG_AXI>,
+ <&stgcrg JH7110_STGCLK_PCIE0_TL>,
+ <&stgcrg JH7110_STGCLK_PCIE0_AXI_MST0>,
+ <&stgcrg JH7110_STGCLK_PCIE0_APB>;
+ clock-names = "noc", "tl", "axi_mst0", "apb";
+ resets = <&stgcrg JH7110_STGRST_PCIE0_AXI_MST0>,
+ <&stgcrg JH7110_STGRST_PCIE0_AXI_SLV0>,
+ <&stgcrg JH7110_STGRST_PCIE0_AXI_SLV>,
+ <&stgcrg JH7110_STGRST_PCIE0_BRG>,
+ <&stgcrg JH7110_STGRST_PCIE0_CORE>,
+ <&stgcrg JH7110_STGRST_PCIE0_APB>;
+ reset-names = "mst0", "slv0", "slv", "brg",
+ "core", "apb";
+ status = "disabled";
+
+ pcie_intc0: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ pcie1: pcie@9c0000000 {
+ compatible = "starfive,jh7110-pcie";
+ reg = <0x9 0xc0000000 0x0 0x1000000>,
+ <0x0 0x2c000000 0x0 0x100000>;
+ reg-names = "cfg", "apb";
+ linux,pci-domain = <1>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges = <0x82000000 0x0 0x38000000 0x0 0x38000000 0x0 0x08000000>,
+ <0xc3000000 0x9 0x80000000 0x9 0x80000000 0x0 0x40000000>;
+ interrupts = <57>;
+ interrupt-parent = <&plic>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &pcie_intc1 0x1>,
+ <0x0 0x0 0x0 0x2 &pcie_intc1 0x2>,
+ <0x0 0x0 0x0 0x3 &pcie_intc1 0x3>,
+ <0x0 0x0 0x0 0x4 &pcie_intc1 0x4>;
+ msi-controller;
+ device_type = "pci";
+ starfive,stg-syscon = <&stg_syscon>;
+ bus-range = <0x0 0xff>;
+ clocks = <&syscrg JH7110_SYSCLK_NOC_BUS_STG_AXI>,
+ <&stgcrg JH7110_STGCLK_PCIE1_TL>,
+ <&stgcrg JH7110_STGCLK_PCIE1_AXI_MST0>,
+ <&stgcrg JH7110_STGCLK_PCIE1_APB>;
+ clock-names = "noc", "tl", "axi_mst0", "apb";
+ resets = <&stgcrg JH7110_STGRST_PCIE1_AXI_MST0>,
+ <&stgcrg JH7110_STGRST_PCIE1_AXI_SLV0>,
+ <&stgcrg JH7110_STGRST_PCIE1_AXI_SLV>,
+ <&stgcrg JH7110_STGRST_PCIE1_BRG>,
+ <&stgcrg JH7110_STGRST_PCIE1_CORE>,
+ <&stgcrg JH7110_STGRST_PCIE1_APB>;
+ reset-names = "mst0", "slv0", "slv", "brg",
+ "core", "apb";
+ status = "disabled";
+
+ pcie_intc1: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
};
};
--
2.17.1
