From: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Date: Wed, 8 Feb 2023 06:59:46 +0000 (+0100)
Subject: arm64: dts: verdin-imx8mp: add pcie support
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=93ba667d6a7b1740877a44c203a3973b894808ad;p=linux.git

arm64: dts: verdin-imx8mp: add pcie support

Add PCIe support on the Verdin iMX8M Plus.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi
index 80db1ad7c2306..56b0e4b865c98 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi
@@ -67,7 +67,14 @@
 	/* TODO: Audio Codec */
 };
 
-/* TODO: Verdin PCIE_1 */
+/* Verdin PCIE_1 */
+&pcie {
+	status = "okay";
+};
+
+&pcie_phy {
+	status = "okay";
+};
 
 /* Verdin PWM_1 */
 &pwm1 {
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
index 361426c0da0a2..096a6f2300f9f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dev.dtsi
@@ -91,7 +91,14 @@
 	/* TODO: Audio Codec */
 };
 
-/* TODO: Verdin PCIE_1 */
+/* Verdin PCIE_1 */
+&pcie {
+	status = "okay";
+};
+
+&pcie_phy {
+	status = "okay";
+};
 
 /* Verdin PWM_1 */
 &pwm1 {
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi
index 0dd6180a8e395..00faaf9a02b2d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi
@@ -748,7 +748,20 @@
 	};
 };
 
-/* TODO: Verdin PCIE_1 */
+/* Verdin PCIE_1 */
+&pcie {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pcie>;
+	/* PCIE_1_RESET# (SODIMM 244) */
+	reset-gpio = <&gpio4 19 GPIO_ACTIVE_LOW>;
+};
+
+&pcie_phy {
+	clocks = <&hsio_blk_ctrl>;
+	clock-names = "ref";
+	fsl,clkreq-unsupported;
+	fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_OUTPUT>;
+};
 
 /* Verdin PWM_1 */
 &pwm1 {