openwrt/target/linux/ipq806x/patches/0139-ARM-dts-msm-Add-PCIe-related-nodes-for-IPQ8064-AP148.patch

From 7c6525a0d5cf88f9244187fbe8ee293fa4ee43c1 Mon Sep 17 00:00:00 2001
From: Kumar Gala <galak@codeaurora.org>
Date: Mon, 12 May 2014 19:36:23 -0500
Subject: [PATCH 139/182] ARM: dts: msm: Add PCIe related nodes for
 IPQ8064/AP148

---
 arch/arm/boot/dts/qcom-ipq8064-ap148.dts |   38 ++++++++++++
 arch/arm/boot/dts/qcom-ipq8064.dtsi      |   93 ++++++++++++++++++++++++++++++
 2 files changed, 131 insertions(+)

--- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
+++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
@@ -21,6 +21,22 @@
 				bias-disable;
 			};
 
+			pcie1_pins: pcie1_pinmux {
+				mux {
+					pins = "gpio3";
+					drive-strength = <2>;
+					bias-disable;
+				};
+			};
+
+			pcie2_pins: pcie2_pinmux {
+				mux {
+					pins = "gpio48";
+					drive-strength = <2>;
+					bias-disable;
+				};
+			};
+
 			spi_pins: spi_pins {
 				mux {
 					pins = "gpio18", "gpio19", "gpio21";
@@ -80,5 +96,27 @@
 				};
 			};
 		};
+
+		pci@1b500000 {
+			status = "ok";
+			reset-gpio = <&qcom_pinmux 3 0>;
+			pinctrl-0 = <&pcie1_pins>;
+			pinctrl-names = "default";
+
+			ranges = <0x00000000 0 0x00000000 0x0ff00000 0 0x00100000   /* configuration space */
+				  0x81000000 0 0	  0x0fe00000 0 0x00100000   /* downstream I/O */
+				  0x82000000 0 0x00000000 0x08000000 0 0x07e00000>; /* non-prefetchable memory */
+		};
+
+		pci@1b700000 {
+			status = "ok";
+			reset-gpio = <&qcom_pinmux 48 0>;
+			pinctrl-0 = <&pcie2_pins>;
+			pinctrl-names = "default";
+
+			ranges = <0x00000000 0 0x00000000 0x31f00000 0 0x00100000   /* configuration space */
+				  0x81000000 0 0	  0x31e00000 0 0x00100000   /* downstream I/O */
+				  0x82000000 0 0x00000000 0x2e000000 0 0x03e00000>; /* non-prefetchable memory */
+		};
 	};
 };
--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
@@ -2,6 +2,7 @@
 
 #include "skeleton.dtsi"
 #include <dt-bindings/clock/qcom,gcc-ipq806x.h>
+#include <dt-bindings/reset/qcom,gcc-ipq806x.h>
 #include <dt-bindings/soc/qcom,gsbi.h>
 
 / {
@@ -246,5 +247,97 @@
 			#clock-cells = <1>;
 			#reset-cells = <1>;
 		};
+
+		pci@1b500000 {
+			compatible = "qcom,pcie-ipq8064";
+			reg = <0x1b500000 0x1000
+			       0x1b502000 0x80
+			       0x1b600000 0x100
+				>;
+			reg-names = "base", "elbi", "parf";
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+			interrupts = <0 35 0x0
+				      0 36 0x0
+				      0 37 0x0
+				      0 38 0x0
+				      0 39 0x0>;
+			resets = <&gcc PCIE_ACLK_RESET>,
+				 <&gcc PCIE_HCLK_RESET>,
+				 <&gcc PCIE_POR_RESET>,
+				 <&gcc PCIE_PCI_RESET>,
+				 <&gcc PCIE_PHY_RESET>;
+			reset-names = "axi", "ahb", "por", "pci", "phy";
+
+			clocks = <&gcc PCIE_A_CLK>,
+				 <&gcc PCIE_H_CLK>,
+				 <&gcc PCIE_PHY_CLK>;
+			clock-names = "core", "iface", "phy";
+			status = "disabled";
+		};
+
+		pci@1b700000 {
+			compatible = "qcom,pcie-ipq8064";
+			reg = <0x1b700000 0x1000
+			       0x1b702000 0x80
+			       0x1b800000 0x100
+				>;
+			reg-names = "base", "elbi", "parf";
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+
+			interrupts = <0 57 0x0
+				      0 58 0x0
+				      0 59 0x0
+				      0 60 0x0
+				      0 61 0x0>;
+			resets = <&gcc PCIE_1_ACLK_RESET>,
+				 <&gcc PCIE_1_HCLK_RESET>,
+				 <&gcc PCIE_1_POR_RESET>,
+				 <&gcc PCIE_1_PCI_RESET>,
+				 <&gcc PCIE_1_PHY_RESET>;
+			reset-names = "axi", "ahb", "por", "pci", "phy";
+
+			clocks = <&gcc PCIE_1_A_CLK>,
+				 <&gcc PCIE_1_H_CLK>,
+				 <&gcc PCIE_1_PHY_CLK>;
+			clock-names = "core", "iface", "phy";
+			status = "disabled";
+		};
+
+		pci@1b900000 {
+			compatible = "qcom,pcie-ipq8064";
+			reg = <0x1b900000 0x1000
+			       0x1b902000 0x80
+			       0x1ba00000 0x100
+				>;
+			reg-names = "base", "elbi", "parf";
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+
+			interrupts = <0 71 0x0
+				      0 72 0x0
+				      0 73 0x0
+				      0 74 0x0
+				      0 75 0x0>;
+			resets = <&gcc PCIE_2_ACLK_RESET>,
+				 <&gcc PCIE_2_HCLK_RESET>,
+				 <&gcc PCIE_2_POR_RESET>,
+				 <&gcc PCIE_2_PCI_RESET>,
+				 <&gcc PCIE_2_PHY_RESET>;
+			reset-names = "axi", "ahb", "por", "pci", "phy";
+
+			clocks = <&gcc PCIE_2_A_CLK>,
+				 <&gcc PCIE_2_H_CLK>,
+				 <&gcc PCIE_2_PHY_CLK>;
+			clock-names = "core", "iface", "phy";
+			status = "disabled";
+		};
 	};
 };