linux-kernel - [PATCH v2 4/6] arm64: dts: qcom: msm8976: Declare and use SDC1 pins

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Date: Sun, 21 Jan 2024 23:33:41 +0100
From: Marijn Suijten <marijn.suijten@...ainline.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Luca Weiss <luca@...tu.xyz>, Adam Skladowski <a39.skl@...il.com>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, 
 Martin Botka <martin.botka@...ainline.org>, 
 Jami Kettunen <jami.kettunen@...ainline.org>, linux-arm-msm@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Marijn Suijten <marijn.suijten@...ainline.org>
Subject: [PATCH v2 4/6] arm64: dts: qcom: msm8976: Declare and use SDC1
 pins

Add the pinctrl states for SDC1 and use them on sdhc_1.

Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org>
---
 arch/arm64/boot/dts/qcom/msm8976.dtsi | 55 +++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8976.dtsi b/arch/arm64/boot/dts/qcom/msm8976.dtsi
index d2bb1ada361a..1d06f9b8a0f1 100644
--- a/arch/arm64/boot/dts/qcom/msm8976.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8976.dtsi
@@ -669,6 +669,56 @@ tlmm: pinctrl@...0000 {
 			interrupt-controller;
 			#interrupt-cells = <2>;
 
+			sdc1_off_state: sdc1-off-state {
+				clk-pins {
+					pins = "sdc1_clk";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				cmd-pins {
+					pins = "sdc1_cmd";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+
+				data-pins {
+					pins = "sdc1_data";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+
+				rclk-pins {
+					pins = "sdc1_rclk";
+					bias-pull-down;
+				};
+			};
+
+			sdc1_on_state: sdc1-on-state {
+				clk-pins {
+					pins = "sdc1_clk";
+					drive-strength = <16>;
+					bias-disable;
+				};
+
+				cmd-pins {
+					pins = "sdc1_cmd";
+					drive-strength = <10>;
+					bias-pull-up;
+				};
+
+				data-pins {
+					pins = "sdc1_data";
+					drive-strength = <10>;
+					bias-pull-up;
+				};
+
+				rclk-pins {
+					pins = "sdc1_rclk";
+					bias-pull-down;
+				};
+			};
+
 			spi1_default: spi0-default-state {
 				spi-pins {
 					pins = "gpio0", "gpio1", "gpio3";
@@ -840,6 +890,11 @@ sdhc_1: mmc@...4900 {
 				 <&gcc GCC_SDCC1_APPS_CLK>,
 				 <&rpmcc RPM_SMD_XO_CLK_SRC>;
 			clock-names = "iface", "core", "xo";
+
+			pinctrl-names = "default", "sleep";
+			pinctrl-0 = <&sdc1_on_state>;
+			pinctrl-1 = <&sdc1_off_state>;
+
 			status = "disabled";
 		};
 

-- 
2.43.0