arch/arm64/boot/dts/google/gs101-pcie.dtsi

// SPDX-License-Identifier: GPL-2.0-only
/*
 * PCIe device tree source code for gs101 SoC
 *
 * Copyright (C) 2020 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 */

#include <dt-bindings/pci/pci.h>
/ {
	/* HSI1 GEN4_0 */
	pcie_0:	pcie@11920000 {
		compatible = "samsung,exynos-pcie-rc";
		gpios = <&gph0 0 0x1 /* PERST */>;
		reg = <0x0 0x11920000 0x2000	/* elbi base */
			0x0 0x11950000 0x2000	/* phy base */
			0x0 0x11820000 0x2000	/* sysreg base */
			0x0 0x11C00000 0x301000	/* DBI base */
			0x0 0x11940000 0x1000	/* phy pcs base */
			0x0 0x40FFE000 0x2000	/* configuration space */
			0x0 0x11900000 0x1000>;	/* I/A space */
		reg-names = "elbi", "phy", "sysreg", "dbi", "pcs", "config", "ia";
		interrupts = <GIC_SPI IRQ_PCIE_GEN4A_0_HSI1 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-names = "msi";
		#interrupt-cells = <1>;
		samsung,syscon-phandle = <&pmu_system_controller>;
		pinctrl-names = "active";
		pinctrl-0 = <&pcie0_clkreq &pcie0_perst>;
		#address-cells = <3>;
		#size-cells = <2>;
		device_type = "pci";
		/* non-prefetchable memory */
		ranges = <0x82000000 0 0x40000000 0 0x40000000 0 0xFF0000>;
		ip-ver = <0x984500>;	/* gs101 */
		num-lanes = <2>;
		ch-num = <0>;
		pcie-clk-num = <0>;
		phy-clk-num = <0>;
		pcie-pm-qos-int = <200000>;
		use-cache-coherency = "false";
		use-pcieon-sleep = "false";
		use-msi = "false";
		use-sicd = "false";
		use-sysmmu = "false";
		use-ia = "false";
		use-l1ss = "false";
		pmu-offset = <0x3ec0>;
		max-link-speed = <LINK_SPEED_GEN3>;
		status = "disabled";
	};

	/* HSI2 GEN4_1 */
	pcie_1:	pcie@14520000 {
		compatible = "samsung,exynos-pcie-rc";
		gpios = <&gph2 0 0x1 /* PERST */>;
		reg = <0x0 0x14520000 0x2000	/* elbi base */
			0x0 0x14550000 0x2000	/* phy base */
			0x0 0x14420000 0x2000	/* sysreg base */
			0x0 0x14800000 0x301000	/* DBI base */
			0x0 0x14540000 0x1000	/* phy pcs base */
			0x0 0x60FFE000 0x2000	/* configuration space */
			0x0 0x14500000 0x1000>;	/* I/A space */
		reg-names = "elbi", "phy", "sysreg", "dbi", "pcs", "config", "ia";
		interrupts = <GIC_SPI IRQ_PCIE_GEN4A_1_HSI2 IRQ_TYPE_LEVEL_HIGH>;
		#interrupt-cells = <1>;
		interrupt-map-mask = <0 0 0 0>;
		interrupt-map = <0 0 0 0 &gic 0 IRQ_PCIE_GEN4A_1_HSI2 0x4>;
		samsung,syscon-phandle = <&pmu_system_controller>;
		pinctrl-names = "active";
		pinctrl-0 = <&pcie1_clkreq &pcie1_perst>;
		#address-cells = <3>;
		#size-cells = <2>;
		device_type = "pci";
		/* non-prefetchable memory */
		ranges = <0x82000000 0 0x60000000 0 0x60000000 0 0xFF0000>;
		ip-ver = <0x984500>;	/* gs101 */
		num-lanes = <2>;
		ch-num = <1>;
		pcie-clk-num = <0>;
		phy-clk-num = <0>;
		pcie-pm-qos-int = <200000>;
		use-cache-coherency = "false";
		use-pcieon-sleep = "false";
		use-msi = "false";
		use-sicd = "false";
		use-sysmmu = "false";
		use-ia = "false";
		use-l1ss = "false";
		pmu-offset = <0x3ec4>;
		max-link-speed = <LINK_SPEED_GEN3>;
		s2mpu = <&s2mpu_hsi2>;
		status = "disabled";
	};
};