From: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Add DTS bindings for the HiKey 970 board's PCIe hardware.
Co-developed-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
arch/arm64/boot/dts/hisilicon/hi3670.dtsi | 99 +++++++++++++++++++++++
1 file changed, 99 insertions(+)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
index 20698cfd0637..2cf19c8960f3 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
@@ -176,6 +176,12 @@ sctrl: sctrl@fff0a000 {
#clock-cells = <1>;
};
+ pmctrl: pmctrl@fff31000 {
+ compatible = "hisilicon,hi3670-pmctrl", "syscon";
+ reg = <0x0 0xfff31000 0x0 0x1000>;
+ #clock-cells = <1>;
+ };
+
iomcu: iomcu@ffd7e000 {
compatible = "hisilicon,hi3670-iomcu", "syscon";
reg = <0x0 0xffd7e000 0x0 0x1000>;
@@ -659,6 +665,99 @@ gpio28: gpio@fff1d000 {
clock-names = "apb_pclk";
};
+ its_pcie: interrupt-controller@f4000000 {
+ compatible = "arm,gic-v3-its";
+ msi-controller;
+ reg = <0x0 0xf5100000 0x0 0x100000>;
+ };
+
+ pcie_phy: pcie-phy@fc000000 {
+ compatible = "hisilicon,hi970-pcie-phy";
+ reg = <0x0 0xfc000000 0x0 0x80000>;
+
+ phy-supply = <&ldo33>;
+
+ clocks = <&crg_ctrl HI3670_CLK_GATE_PCIEPHY_REF>,
+ <&crg_ctrl HI3670_CLK_GATE_PCIEAUX>,
+ <&crg_ctrl HI3670_PCLK_GATE_PCIE_PHY>,
+ <&crg_ctrl HI3670_PCLK_GATE_PCIE_SYS>,
+ <&crg_ctrl HI3670_ACLK_GATE_PCIE>;
+ clock-names = "phy_ref", "aux",
+ "apb_phy", "apb_sys",
+ "aclk";
+
+ /* vboost iboost pre post main */
+ hisilicon,eye-diagram-param = <0xffffffff 0xffffffff
+ 0xffffffff 0xffffffff
+ 0xffffffff>;
+
+ #phy-cells = <0>;
+ };
+
+ pcie@f4000000 {
+ compatible = "hisilicon,kirin970-pcie";
+ reg = <0x0 0xf4000000 0x0 0x1000000>,
+ <0x0 0xfc180000 0x0 0x1000>,
+ <0x0 0xf5000000 0x0 0x2000>;
+ reg-names = "dbi", "apb", "config";
+ bus-range = <0x0 0x1>;
+ msi-parent = <&its_pcie>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ phys = <&pcie_phy>;
+ ranges = <0x02000000 0x0 0x00000000
+ 0x0 0xf6000000
+ 0x0 0x02000000>;
+ num-lanes = <1>;
+ #interrupt-cells = <1>;
+ interrupts = <GIC_SPI 283 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "msi";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0x0 0 0 1
+ &gic GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>,
+ <0x0 0 0 2
+ &gic GIC_SPI 283 IRQ_TYPE_LEVEL_HIGH>,
+ <0x0 0 0 3
+ &gic GIC_SPI 284 IRQ_TYPE_LEVEL_HIGH>,
+ <0x0 0 0 4
+ &gic GIC_SPI 285 IRQ_TYPE_LEVEL_HIGH>;
+ reset-gpios = <&gpio7 0 0 >;
+
+ pcie@4,0 { // Lane 4: M.2
+ reg = <0 0 0 0 0>;
+ compatible = "pciclass,0604";
+ device_type = "pci";
+ reset-gpios = <&gpio7 1 0>;
+ clkreq-gpios = <&gpio27 3 0 >;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+ };
+
+ pcie@5,0 { // Lane 5: Mini PCIe
+ reg = <0 0 0 0 0>;
+ compatible = "pciclass,0604";
+ device_type = "pci";
+ reset-gpios = <&gpio7 2 0>;
+ clkreq-gpios = <&gpio17 0 0 >;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+ };
+
+ pcie@7,0 { // Lane 7: Ethernet
+ reg = <0 0 0 0 0>;
+ compatible = "pciclass,0604";
+ device_type = "pci";
+ reset-gpios = <&gpio7 3 0>;
+ clkreq-gpios = <&gpio20 0 0 >;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ ranges;
+ };
+ };
+
/* UFS */
ufs: ufs@ff3c0000 {
compatible = "hisilicon,hi3670-ufs", "jedec,ufs-2.1";
--
2.31.1
