linux-kernel - [PATCH v6 4/7] arm64: dts: meson-axg: Add PCIE PHY nodes

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Date:   Fri, 24 Jan 2020 00:29:40 +0100
From:   Remi Pommarel <repk@...plefau.lt>
To:     Kishon Vijay Abraham I <kishon@...com>,
        Yue Wang <yue.wang@...ogic.com>,
        Kevin Hilman <khilman@...libre.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Jerome Brunet <jbrunet@...libre.com>,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-pci@...r.kernel.org,
        Remi Pommarel <repk@...plefau.lt>
Subject: [PATCH v6 4/7] arm64: dts: meson-axg: Add PCIE PHY nodes

Enable both PCIE and shared MIPI/PCIE PHY nodes in order to make PCIE
reliable on AXG SoC.

Signed-off-by: Remi Pommarel <repk@...plefau.lt>
---
 arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
index 04803c3bccfa..08a178aa0133 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
@@ -12,6 +12,7 @@
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/reset/amlogic,meson-axg-audio-arb.h>
 #include <dt-bindings/reset/amlogic,meson-axg-reset.h>
+#include <dt-bindings/phy/phy.h>
 
 / {
 	compatible = "amlogic,meson-axg";
@@ -1104,6 +1105,12 @@ hiubus: bus@...3c000 {
 			#size-cells = <2>;
 			ranges = <0x0 0x0 0x0 0xff63c000 0x0 0x1c00>;
 
+			mipi_analog_phy: phy@0 {
+				compatible = "amlogic,axg-mipi-pcie-analog-phy";
+				reg = <0x0 0x0 0x0 0xc>;
+				#phy-cells = <1>;
+			};
+
 			sysctrl: system-controller@0 {
 				compatible = "amlogic,meson-axg-hhi-sysctrl",
 					     "simple-mfd", "syscon";
@@ -1356,6 +1363,15 @@ tdmout_c: audio-controller@580 {
 			};
 		};
 
+		pcie_phy: bus@...44000 {
+			compatible = "amlogic,axg-pcie-phy";
+			reg = <0x0 0xff644000 0x0 0x1c>;
+			resets = <&reset RESET_PCIE_PHY>;
+			phys = <&mipi_analog_phy PHY_TYPE_PCIE>;
+			phy-names = "analog";
+			#phy-cells = <0>;
+		};
+
 		aobus: bus@...00000 {
 			compatible = "simple-bus";
 			reg = <0x0 0xff800000 0x0 0x100000>;
-- 
2.24.1