From: Johan Hovold <johan+linaro@kernel.org>
Date: Mon, 22 Jul 2024 09:54:59 +0000 (+0200)
Subject: arm64: dts: qcom: x1e80100-yoga-slim7x: fix missing PCIe4 gpios
X-Git-Tag: v6.11-rc6~9^2~2^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=86c71c0e893d58447e4a9e5c0d1c2c0f89c1b9e1;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: qcom: x1e80100-yoga-slim7x: fix missing PCIe4 gpios

Add the missing PCIe4 perst, wake and clkreq GPIOs and pin config.

Fixes: 45247fe17db2 ("arm64: dts: qcom: x1e80100: add Lenovo Thinkpad Yoga slim 7x devicetree")
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240722095459.27437-13-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts b/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts
index 48a7b8eb98296..1943bdbfb8c00 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts
+++ b/arch/arm64/boot/dts/qcom/x1e80100-lenovo-yoga-slim7x.dts
@@ -625,6 +625,12 @@
 };
 
 &pcie4 {
+	perst-gpios = <&tlmm 146 GPIO_ACTIVE_LOW>;
+	wake-gpios = <&tlmm 148 GPIO_ACTIVE_LOW>;
+
+	pinctrl-0 = <&pcie4_default>;
+	pinctrl-names = "default";
+
 	status = "okay";
 };
 
@@ -791,6 +797,29 @@
 		bias-disable;
 	};
 
+	pcie4_default: pcie4-default-state {
+		clkreq-n-pins {
+			pins = "gpio147";
+			function = "pcie4_clk";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+
+		perst-n-pins {
+			pins = "gpio146";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-disable;
+		};
+
+		wake-n-pins {
+			pins = "gpio148";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-up;
+		};
+	};
+
 	pcie6a_default: pcie6a-default-state {
 		clkreq-n-pins {
 			pins = "gpio153";