linux-kernel - [PATCH v2 5/6] arm64: dts: qcom: msm8976: Declare and use SDC2 pins

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20240121-msm8976-dt-v2-5-7b186a02dc72@somainline.org>
Date: Sun, 21 Jan 2024 23:33:42 +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 5/6] arm64: dts: qcom: msm8976: Declare and use SDC2
 pins

Add the pinctrl states for SDC2 and use them on sdhc_2 to support SD
Cards on the currently mainlined Sony Loire platform.

Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org>
---
 .../dts/qcom/msm8956-sony-xperia-loire-kugo.dts    |  6 +++
 .../boot/dts/qcom/msm8956-sony-xperia-loire.dtsi   |  6 +++
 arch/arm64/boot/dts/qcom/msm8976.dtsi              | 45 ++++++++++++++++++++++
 3 files changed, 57 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire-kugo.dts b/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire-kugo.dts
index 3fb8e23e4330..9178943e2ee1 100644
--- a/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire-kugo.dts
+++ b/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire-kugo.dts
@@ -33,3 +33,9 @@ &pm8950_l1 {
 	regulator-min-microvolt = <1100000>;
 	regulator-max-microvolt = <1300000>;
 };
+
+&sdc2_on_state {
+	data-pins {
+		drive-strength = <8>;
+	};
+};
diff --git a/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire.dtsi b/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire.dtsi
index a82b58cdd99c..b0b83edd3627 100644
--- a/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8956-sony-xperia-loire.dtsi
@@ -264,6 +264,12 @@ &sdhc_1 {
 	status = "okay";
 };
 
+&sdc2_on_state {
+	clk-pins {
+		drive-strength = <10>;
+	};
+};
+
 &sdhc_2 {
 	bus-width = <4>;
 	cd-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>;
diff --git a/arch/arm64/boot/dts/qcom/msm8976.dtsi b/arch/arm64/boot/dts/qcom/msm8976.dtsi
index 1d06f9b8a0f1..c100f63b1883 100644
--- a/arch/arm64/boot/dts/qcom/msm8976.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8976.dtsi
@@ -719,6 +719,46 @@ rclk-pins {
 				};
 			};
 
+			sdc2_off_state: sdc2-off-state {
+				clk-pins {
+					pins = "sdc2_clk";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				cmd-pins {
+					pins = "sdc2_cmd";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+
+				data-pins {
+					pins = "sdc2_data";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+			};
+
+			sdc2_on_state: sdc2-on-state {
+				clk-pins {
+					pins = "sdc2_clk";
+					drive-strength = <16>;
+					bias-disable;
+				};
+
+				cmd-pins {
+					pins = "sdc2_cmd";
+					drive-strength = <10>;
+					bias-pull-up;
+				};
+
+				data-pins {
+					pins = "sdc2_data";
+					drive-strength = <10>;
+					bias-pull-up;
+				};
+			};
+
 			spi1_default: spi0-default-state {
 				spi-pins {
 					pins = "gpio0", "gpio1", "gpio3";
@@ -911,6 +951,11 @@ sdhc_2: mmc@...4900 {
 				 <&gcc GCC_SDCC2_APPS_CLK>,
 				 <&rpmcc RPM_SMD_XO_CLK_SRC>;
 			clock-names = "iface", "core", "xo";
+
+			pinctrl-names = "default", "sleep";
+			pinctrl-0 = <&sdc2_on_state>;
+			pinctrl-1 = <&sdc2_off_state>;
+
 			status = "disabled";
 		};
 

-- 
2.43.0