[PATCH v3 5/7] ARM: dts: rockchip: rk3588s-u-boot: add pcie2x1l2 with PHY

Eugen Hristev eugen.hristev at collabora.com
Thu Apr 27 09:35:36 CEST 2023


From: Joseph Chen <chenjh at rock-chips.com>

Add the node for PCIe 2x1l 2 device together with the corresponding
combphy.

Signed-off-by: Joseph Chen <chenjh at rock-chips.com>
[eugen.hristev at collabora.com: moved to -u-boot.dtsi, minor
adaptations]
Signed-off-by: Eugen Hristev <eugen.hristev at collabora.com>
[jonas at kwiboo.se: adapt to kernel node]
Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
---
Changes in v3:
- s/pciE/PCIe/
Changes in v2:
  - add compliance with linux by Jonas 

 arch/arm/dts/rk3588s-u-boot.dtsi | 77 ++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)

diff --git a/arch/arm/dts/rk3588s-u-boot.dtsi b/arch/arm/dts/rk3588s-u-boot.dtsi
index ad652c02e58e..6385da1471a5 100644
--- a/arch/arm/dts/rk3588s-u-boot.dtsi
+++ b/arch/arm/dts/rk3588s-u-boot.dtsi
@@ -4,6 +4,7 @@
  */
 
 #include "rockchip-u-boot.dtsi"
+#include <dt-bindings/phy/phy.h>
 
 / {
 	dmc {
@@ -58,6 +59,11 @@
 		reg = <0x0 0xfd58a000 0x0 0x2000>;
 	};
 
+	pipe_phy0_grf: syscon at fd5bc000 {
+		compatible = "rockchip,pipe-phy-grf", "syscon";
+		reg = <0x0 0xfd5bc000 0x0 0x100>;
+	};
+
 	usb2phy2_grf: syscon at fd5d8000 {
 		compatible = "rockchip,rk3588-usb2phy-grf", "syscon",
 			     "simple-mfd";
@@ -104,6 +110,61 @@
 		};
 	};
 
+	pcie2x1l2: pcie at fe190000 {
+		compatible = "rockchip,rk3588-pcie", "snps,dw-pcie";
+		#address-cells = <3>;
+		#size-cells = <2>;
+		bus-range = <0x40 0x4f>;
+		clocks = <&cru ACLK_PCIE_1L2_MSTR>, <&cru ACLK_PCIE_1L2_SLV>,
+			 <&cru ACLK_PCIE_1L2_DBI>, <&cru PCLK_PCIE_1L2>,
+			 <&cru CLK_PCIE_AUX4>, <&cru CLK_PCIE1L2_PIPE>;
+		clock-names = "aclk_mst", "aclk_slv",
+			      "aclk_dbi", "pclk",
+			      "aux", "pipe";
+		device_type = "pci";
+		interrupts = <GIC_SPI 253 IRQ_TYPE_LEVEL_HIGH 0>,
+			     <GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH 0>,
+			     <GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH 0>,
+			     <GIC_SPI 250 IRQ_TYPE_LEVEL_HIGH 0>,
+			     <GIC_SPI 249 IRQ_TYPE_LEVEL_HIGH 0>;
+		interrupt-names = "sys", "pmc", "msg", "legacy", "err";
+		#interrupt-cells = <1>;
+		interrupt-map-mask = <0 0 0 7>;
+		interrupt-map = <0 0 0 1 &pcie2x1l2_intc 0>,
+				<0 0 0 2 &pcie2x1l2_intc 1>,
+				<0 0 0 3 &pcie2x1l2_intc 2>,
+				<0 0 0 4 &pcie2x1l2_intc 3>;
+		linux,pci-domain = <4>;
+		num-ib-windows = <8>;
+		num-ob-windows = <8>;
+		num-viewport = <4>;
+		max-link-speed = <2>;
+		msi-map = <0x4000 &gic 0x4000 0x1000>;
+		num-lanes = <1>;
+		phys = <&combphy0_ps PHY_TYPE_PCIE>;
+		phy-names = "pcie-phy";
+		power-domains = <&power RK3588_PD_PCIE>;
+		ranges = <0x01000000 0x0 0xf4100000 0x0 0xf4100000 0x0 0x00100000>,
+			 <0x02000000 0x0 0xf4200000 0x0 0xf4200000 0x0 0x00e00000>,
+			 <0x03000000 0x0 0x40000000 0xa 0x00000000 0x0 0x40000000>;
+		reg = <0xa 0x41000000 0x0 0x00400000>,
+		      <0x0 0xfe190000 0x0 0x00010000>,
+		      <0x0 0xf4000000 0x0 0x00100000>;
+		reg-names = "dbi", "apb", "config";
+		resets = <&cru SRST_PCIE4_POWER_UP>, <&cru SRST_P_PCIE4>;
+		reset-names = "pcie", "periph";
+		rockchip,pipe-grf = <&php_grf>;
+		status = "disabled";
+
+		pcie2x1l2_intc: legacy-interrupt-controller {
+			interrupt-controller;
+			#address-cells = <0>;
+			#interrupt-cells = <1>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 250 IRQ_TYPE_EDGE_RISING 0>;
+		};
+	};
+
 	sfc: spi at fe2b0000 {
 		compatible = "rockchip,sfc";
 		reg = <0x0 0xfe2b0000 0x0 0x4000>;
@@ -134,6 +195,22 @@
 		reg = <0x0 0xfe378000 0x0 0x200>;
 		status = "disabled";
 	};
+
+	combphy0_ps: phy at fee00000 {
+		compatible = "rockchip,rk3588-naneng-combphy";
+		reg = <0x0 0xfee00000 0x0 0x100>;
+		#phy-cells = <1>;
+		clocks = <&cru CLK_REF_PIPE_PHY0>, <&cru PCLK_PCIE_COMBO_PIPE_PHY0>,
+			 <&cru PCLK_PHP_ROOT>;
+		clock-names = "refclk", "apbclk", "phpclk";
+		assigned-clocks = <&cru CLK_REF_PIPE_PHY0>;
+		assigned-clock-rates = <100000000>;
+		resets = <&cru SRST_P_PCIE2_PHY0>, <&cru SRST_REF_PIPE_PHY0>;
+		reset-names = "combphy-apb", "combphy";
+		rockchip,pipe-grf = <&php_grf>;
+		rockchip,pipe-phy-grf = <&pipe_phy0_grf>;
+		status = "disabled";
+	};
 };
 
 &xin24m {
-- 
2.34.1



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