lede/target/linux/ipq807x/patches-5.10/118-arm64-dts-ipq8074-Fixup-PCIe-dts-nodes.patch

From f46a2d9ff3346809e64fbf5c1796651207b57f00 Mon Sep 17 00:00:00 2001
From: Sivaprakash Murugesan <sivaprak@codeaurora.org>
Date: Wed, 29 Jul 2020 21:00:07 +0530
Subject: [PATCH] arm64: dts: ipq8074: Fixup PCIe dts nodes

ipq8074 PCIe nodes missing required properties to make them work.
Add these properties.

Signed-off-by: Sivaprakash Murugesan <sivaprak@codeaurora.org>
---
 arch/arm64/boot/dts/qcom/ipq8074.dtsi | 109 +++++++++++++++++---------
 1 file changed, 74 insertions(+), 35 deletions(-)

--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -227,34 +227,66 @@
 			resets = <&gcc GCC_QUSB2_0_PHY_BCR>;
 		};
 
-		pcie_phy0: phy@86000 {
-			compatible = "qcom,ipq8074-qmp-pcie-phy";
-			reg = <0x00086000 0x1000>;
-			#phy-cells = <0>;
-			clocks = <&gcc GCC_PCIE0_PIPE_CLK>;
-			clock-names = "pipe_clk";
-			clock-output-names = "pcie20_phy0_pipe_clk";
+		qmp_pcie_phy0: phy@84000 {
+			compatible = "qcom,ipq8074-qmp-pcie-gen3-phy";
+			reg = <0x00084000 0x1bc>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			clocks = <&gcc GCC_PCIE0_AUX_CLK>,
+				 <&gcc GCC_PCIE0_AHB_CLK>;
+			clock-names = "aux", "cfg_ahb";
 
 			resets = <&gcc GCC_PCIE0_PHY_BCR>,
-				<&gcc GCC_PCIE0PHY_PHY_BCR>;
+				 <&gcc GCC_PCIE0PHY_PHY_BCR>;
 			reset-names = "phy",
 				      "common";
+
 			status = "disabled";
+			pcie_phy0: lane@84200 {
+				reg = <0x84200 0x16c>, /* Serdes Tx */
+				      <0x84400 0x200>, /* Serdes Rx */
+				      <0x84800 0x4f4>; /* PCS: Lane0, COM, PCIE */
+				#phy-cells = <0>;
+
+				clocks = <&gcc GCC_PCIE0_PIPE_CLK>;
+				clock-names = "pipe0";
+				clock-output-names = "gcc_pcie0_pipe_clk_src";
+				clock-output-rate = <250000000>;
+				#clock-cells = <0>;
+			};
 		};
 
-		pcie_phy1: phy@8e000 {
+		qmp_pcie_phy1: phy@8e000 {
 			compatible = "qcom,ipq8074-qmp-pcie-phy";
-			reg = <0x0008e000 0x1000>;
-			#phy-cells = <0>;
-			clocks = <&gcc GCC_PCIE1_PIPE_CLK>;
-			clock-names = "pipe_clk";
-			clock-output-names = "pcie20_phy1_pipe_clk";
+			reg = <0x8e000 0x1c4>; /* Serdes PLL */
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			clocks = <&gcc GCC_PCIE1_AUX_CLK>,
+				 <&gcc GCC_PCIE1_AHB_CLK>;
+			clock-names = "aux", "cfg_ahb";
 
 			resets = <&gcc GCC_PCIE1_PHY_BCR>,
-				<&gcc GCC_PCIE1PHY_PHY_BCR>;
+				 <&gcc GCC_PCIE1PHY_PHY_BCR>;
 			reset-names = "phy",
 				      "common";
+
 			status = "disabled";
+			pcie_phy1: lane@8e200 {
+				reg = <0x8e200 0x130>, /* Serdes Tx */
+				      <0x8e400 0x200>, /* Serdes Rx */
+				      <0x8e800 0x1f8>; /* PCS */
+				#phy-cells = <0>;
+
+				clocks = <&gcc GCC_PCIE1_PIPE_CLK>;
+				clock-names = "pipe0";
+				clock-output-names = "gcc_pcie1_pipe_clk_src";
+				clock-output-rate = <125000000>;
+				#clock-cells = <0>;
+			};
 		};
 
 		mdio: mdio@90000 {
@@ -687,9 +719,9 @@
 			phy-names = "pciephy";
 
 			ranges = <0x81000000 0 0x10200000 0x10200000
-				  0 0x100000   /* downstream I/O */
-				  0x82000000 0 0x10300000 0x10300000
-				  0 0xd00000>; /* non-prefetchable memory */
+				  0 0x100000>,   /* downstream I/O */
+				 <0x82000000 0 0x10220000 0x10220000
+				  0 0xfde0000>; /* non-prefetchable memory */
 
 			interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
 			interrupt-names = "msi";
@@ -732,12 +764,13 @@
 		};
 
 		pcie0: pci@20000000 {
-			compatible = "qcom,pcie-ipq8074";
-			reg = <0x20000000 0xf1d>,
-			      <0x20000f20 0xa8>,
-			      <0x00080000 0x2000>,
-			      <0x20100000 0x1000>;
-			reg-names = "dbi", "elbi", "parf", "config";
+			compatible = "qcom,pcie-ipq8074-gen3";
+			reg =  <0x20000000 0xf1d>,
+			       <0x20000f20 0xa8>,
+			       <0x20001000 0x1000>,
+			       <0x00080000 0x4000>,
+			       <0x20100000 0x1000>;
+			reg-names = "dbi", "elbi", "atu", "parf", "config";
 			device_type = "pci";
 			linux,pci-domain = <0>;
 			bus-range = <0x00 0xff>;
@@ -749,9 +782,9 @@
 			phy-names = "pciephy";
 
 			ranges = <0x81000000 0 0x20200000 0x20200000
-				  0 0x100000   /* downstream I/O */
-				  0x82000000 0 0x20300000 0x20300000
-				  0 0xd00000>; /* non-prefetchable memory */
+				  0 0x100000>,   /* downstream I/O */
+				 <0x82000000 0 0x20220000 0x20220000
+				  0 0xfde0000>; /* non-prefetchable memory */
 
 			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
 			interrupt-names = "msi";
@@ -770,27 +803,33 @@
 				 <&gcc GCC_PCIE0_AXI_M_CLK>,
 				 <&gcc GCC_PCIE0_AXI_S_CLK>,
 				 <&gcc GCC_PCIE0_AHB_CLK>,
-				 <&gcc GCC_PCIE0_AUX_CLK>;
+				 <&gcc GCC_PCIE0_AUX_CLK>,
+				 <&gcc GCC_PCIE0_AXI_S_BRIDGE_CLK>,
+				 <&gcc GCC_PCIE0_RCHNG_CLK>;
 
 			clock-names = "iface",
 				      "axi_m",
 				      "axi_s",
 				      "ahb",
-				      "aux";
+				      "aux",
+				      "axi_bridge",
+				      "rchng";
 			resets = <&gcc GCC_PCIE0_PIPE_ARES>,
 				 <&gcc GCC_PCIE0_SLEEP_ARES>,
 				 <&gcc GCC_PCIE0_CORE_STICKY_ARES>,
 				 <&gcc GCC_PCIE0_AXI_MASTER_ARES>,
 				 <&gcc GCC_PCIE0_AXI_SLAVE_ARES>,
 				 <&gcc GCC_PCIE0_AHB_ARES>,
-				 <&gcc GCC_PCIE0_AXI_MASTER_STICKY_ARES>;
+				 <&gcc GCC_PCIE0_AXI_MASTER_STICKY_ARES>,
+				 <&gcc GCC_PCIE0_AXI_SLAVE_STICKY_ARES>;
 			reset-names = "pipe",
 				      "sleep",
 				      "sticky",
 				      "axi_m",
 				      "axi_s",
 				      "ahb",
-				      "axi_m_sticky";
+				      "axi_m_sticky",
+				      "axi_s_sticky";
 			status = "disabled";
 		};