From: Mason Huo <mason....@starfivetech.com>
Enable and add pinctrl configuration for PCIe host controller.
Also add JH7110 stg syscon configuration.
Signed-off-by: Mason Huo <mason....@starfivetech.com>
Signed-off-by: Minda Chen <minda.c...@starfivetech.com>
---
.../dts/jh7110-starfive-visionfive-2.dtsi | 11 +++
arch/riscv/dts/jh7110.dtsi | 74 +++++++++++++++++++
2 files changed, 85 insertions(+)
diff --git a/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
b/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
index c6b6dfa940..12245576ac 100644
--- a/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/dts/jh7110-starfive-visionfive-2.dtsi
@@ -7,6 +7,7 @@
#include "jh7110.dtsi"
#include <dt-bindings/pinctrl/pinctrl-starfive-jh7110.h>
+#include <dt-bindings/gpio/gpio.h>
/ {
aliases {
serial0 = &uart0;
@@ -300,6 +301,16 @@
};
};
+&pcie0 {
+ reset-gpios = <&sysgpio 26 GPIO_ACTIVE_LOW>;
+ status = "disabled";
+};
+
+&pcie1 {
+ reset-gpios = <&sysgpio 28 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
&syscrg {
assigned-clocks = <&syscrg JH7110_SYSCLK_CPU_ROOT>,
<&syscrg JH7110_SYSCLK_BUS_ROOT>,
diff --git a/arch/riscv/dts/jh7110.dtsi b/arch/riscv/dts/jh7110.dtsi
index bd60879615..eaf8035a61 100644
--- a/arch/riscv/dts/jh7110.dtsi
+++ b/arch/riscv/dts/jh7110.dtsi
@@ -569,5 +569,79 @@
gpio-controller;
#gpio-cells = <2>;
};
+
+ pcie0: pcie@2B000000 {
+ compatible = "starfive,jh7110-pcie";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ reg = <0x0 0x2B000000 0x0 0x1000000>,
+ <0x9 0x40000000 0x0 0x10000000>;
+ reg-names = "reg", "config";
+ device_type = "pci";
+ starfive,stg-syscon = <&stg_syscon 0xc0 0xc4 0x130>;
+ bus-range = <0x0 0xff>;
+ ranges = <0x82000000 0x0 0x30000000 0x0 0x30000000
0x0 0x08000000>,
+ <0xc3000000 0x9 0x00000000 0x9 0x00000000 0x0
0x40000000>;
+ msi-parent = <&plic>;
+ interrupts = <56>;
+ interrupt-controller;
+ interrupt-names = "msi";
+ interrupt-parent = <&plic>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &plic 0x1>,
+ <0x0 0x0 0x0 0x2 &plic 0x2>,
+ <0x0 0x0 0x0 0x3 &plic 0x3>,
+ <0x0 0x0 0x0 0x4 &plic 0x4>;
+ resets = <&stgcrg JH7110_STGRST_PCIE0_MST0>,
+ <&stgcrg JH7110_STGRST_PCIE0_SLV0>,
+ <&stgcrg JH7110_STGRST_PCIE0_SLV>,
+ <&stgcrg JH7110_STGRST_PCIE0_BRG>,
+ <&stgcrg JH7110_STGRST_PCIE0_CORE>,
+ <&stgcrg JH7110_STGRST_PCIE0_APB>;
+ clocks = <&syscrg JH7110_SYSCLK_NOC_BUS_STG_AXI>,
+ <&stgcrg JH7110_STGCLK_PCIE0_TL>,
+ <&stgcrg JH7110_STGCLK_PCIE0_AXI>,
+ <&stgcrg JH7110_STGCLK_PCIE0_APB>;
+ clock-names = "noc_bus_stg_axi", "pcie0_tl",
"pcie0_axi", "pcie0_apb";
+ status = "disabled";
+ };
+
+ pcie1: pcie@2C000000 {
+ compatible = "starfive,jh7110-pcie";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ reg = <0x0 0x2C000000 0x0 0x1000000>,
+ <0x9 0xc0000000 0x0 0x10000000>;
+ reg-names = "reg", "config";
+ device_type = "pci";
+ starfive,stg-syscon = <&stg_syscon 0x270 0x274 0x2e0>;
+ bus-range = <0x0 0xff>;
+ ranges = <0x82000000 0x0 0x38000000 0x0 0x38000000
0x0 0x08000000>,
+ <0xc3000000 0x9 0x80000000 0x9 0x80000000 0x0
0x40000000>;
+ msi-parent = <&plic>;
+ interrupts = <57>;
+ interrupt-controller;
+ interrupt-names = "msi";
+ interrupt-parent = <&plic>;
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <0x0 0x0 0x0 0x1 &plic 0x1>,
+ <0x0 0x0 0x0 0x2 &plic 0x2>,
+ <0x0 0x0 0x0 0x3 &plic 0x3>,
+ <0x0 0x0 0x0 0x4 &plic 0x4>;
+ resets = <&stgcrg JH7110_STGRST_PCIE1_MST0>,
+ <&stgcrg JH7110_STGRST_PCIE1_SLV0>,
+ <&stgcrg JH7110_STGRST_PCIE1_SLV>,
+ <&stgcrg JH7110_STGRST_PCIE1_BRG>,
+ <&stgcrg JH7110_STGRST_PCIE1_CORE>,
+ <&stgcrg JH7110_STGRST_PCIE1_APB>;
+ clocks = <&syscrg JH7110_SYSCLK_NOC_BUS_STG_AXI>,
+ <&stgcrg JH7110_STGCLK_PCIE1_TL>,
+ <&stgcrg JH7110_STGCLK_PCIE1_AXI>,
+ <&stgcrg JH7110_STGCLK_PCIE1_APB>;
+ clock-names = "noc_bus_stg_axi", "pcie1_tl",
"pcie1_axi", "pcie1_apb";
+ status = "disabled";
+ };
};
};
--
2.17.1
