The pcie2x1 controller is common between the rk3568 and rk3566. It is a
single lane pcie2 compliant controller.
Signed-off-by: Peter Geis <pgwipeout@xxxxxxxxx>
---
arch/arm64/boot/dts/rockchip/rk356x.dtsi | 55 ++++++++++++++++++++++++
1 file changed, 55 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index ca20d7b91fe5..b2f91aaacca5 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -722,6 +722,61 @@ qos_vop_m1: qos@fe1a8100 {
reg = <0x0 0xfe1a8100 0x0 0x20>;
};
+ pcie2x1: pcie@fe260000 {
+ compatible = "rockchip,rk3568-pcie";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ bus-range = <0x0 0xf>;
+ assigned-clocks = <&cru ACLK_PCIE20_MST>, <&cru ACLK_PCIE20_SLV>,
+ <&cru ACLK_PCIE20_DBI>, <&cru PCLK_PCIE20>,
+ <&cru CLK_PCIE20_AUX_NDFT>;
+ clocks = <&cru ACLK_PCIE20_MST>, <&cru ACLK_PCIE20_SLV>,
+ <&cru ACLK_PCIE20_DBI>, <&cru PCLK_PCIE20>,
+ <&cru CLK_PCIE20_AUX_NDFT>;
+ clock-names = "aclk_mst", "aclk_slv",
+ "aclk_dbi", "pclk", "aux";
+ device_type = "pci";
+ interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "sys", "pmc", "msi", "legacy", "err";
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc 0>,
+ <0 0 0 2 &pcie_intc 1>,
+ <0 0 0 3 &pcie_intc 2>,
+ <0 0 0 4 &pcie_intc 3>;
+ linux,pci-domain = <0>;
+ num-ib-windows = <6>;
+ num-ob-windows = <2>;
+ max-link-speed = <2>;
+ msi-map = <0x0 &its 0x0 0x1000>;
+ num-lanes = <1>;
+ phys = <&combphy2 PHY_TYPE_PCIE>;
+ phy-names = "pcie-phy";
+ power-domains = <&power RK3568_PD_PIPE>;
+ reg = <0x3 0xc0000000 0x0 0x00400000>,
+ <0x0 0xfe260000 0x0 0x00010000>,
+ <0x3 0x00000000 0x0 0x01000000>;
+ ranges = <0x01000000 0x0 0x01000000 0x3 0x01000000 0x0 0x00100000
+ 0x02000000 0x0 0x02000000 0x3 0x02000000 0x0 0x3e000000>;
+ reg-names = "dbi", "apb", "config";
+ resets = <&cru SRST_PCIE20_POWERUP>;
+ reset-names = "pipe";
+ status = "disabled";
+
+ pcie_intc: legacy-interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 72 IRQ_TYPE_EDGE_RISING>;
+ };
+
+ };
+
sdmmc0: mmc@fe2b0000 {
compatible = "rockchip,rk3568-dw-mshc", "rockchip,rk3288-dw-mshc";
reg = <0x0 0xfe2b0000 0x0 0x4000>;
--
2.25.1
