Linux MultiMedia Card development
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From: Komal Bajaj <quic_kbajaj@quicinc.com>
To: Ulf Hansson <ulf.hansson@linaro.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Andy Gross <agross@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Bhupesh Sharma <bhupesh.sharma@linaro.org>
Cc: Komal Bajaj <quic_kbajaj@quicinc.com>,
	linux-mmc@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org
Subject: [PATCH 3/4] arm64: dts: qcom: qdu1000: Add SDHCI1 pin configuration to DTSI
Date: Fri, 19 May 2023 14:21:21 +0530	[thread overview]
Message-ID: <20230519085122.15758-4-quic_kbajaj@quicinc.com> (raw)
In-Reply-To: <20230519085122.15758-1-quic_kbajaj@quicinc.com>

Add required pins for SDHCI1, so that the interface can work reliably.

Signed-off-by: Komal Bajaj <quic_kbajaj@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qdu1000.dtsi | 50 +++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
index 6113def66a08..556942bfca5d 100644
--- a/arch/arm64/boot/dts/qcom/qdu1000.dtsi
+++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
@@ -1160,6 +1160,56 @@
 				pins = "gpio31";
 				function = "gpio";
 			};
+
+			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;
+				};
+			};
+
+			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;
+				};
+			};
 		};

 		apps_smmu: iommu@15000000 {
--
2.17.1


  parent reply	other threads:[~2023-05-19  8:51 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-19  8:51 [PATCH 0/4] arm64: dts: qcom: qdu1000: add SDHCI Komal Bajaj
2023-05-19  8:51 ` [PATCH 1/4] dt-bindings: mmc: sdhci-msm: Document the QDU1000/QRU1000 compatible Komal Bajaj
2023-05-19 10:07   ` Bhupesh Sharma
2023-05-19 11:39     ` Komal Bajaj
2023-05-19 15:56     ` Conor Dooley
2023-05-19  8:51 ` [PATCH 2/4] arm: dts: qcom: qdu1000: Add SDHCI node Komal Bajaj
2023-05-19 10:05   ` Bhupesh Sharma
2023-05-19 11:55     ` Komal Bajaj
2023-05-20 11:23   ` Konrad Dybcio
2023-05-22  7:02     ` Komal Bajaj
2023-05-19  8:51 ` Komal Bajaj [this message]
2023-05-19 10:15   ` [PATCH 3/4] arm64: dts: qcom: qdu1000: Add SDHCI1 pin configuration to DTSI Bhupesh Sharma
2023-05-19  8:51 ` [PATCH 4/4] arm64: dts: qcom: qdu1000-idp: add SDHCI for emmc Komal Bajaj
2023-05-19 10:13   ` Bhupesh Sharma
2023-05-20 11:24     ` Konrad Dybcio
2023-05-22  6:31       ` Komal Bajaj

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