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Thu, 22 Oct 2026 04:36:09 -0700 (PDT) Received: from localhost.localdomain ([218.194.41.155]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ada490e5edsm3997668a91.8.2026.10.22.04.36.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Oct 2026 04:36:09 -0700 (PDT) From: ShiTou Hong X-Google-Original-From: ShiTou Hong To: andersson@kernel.org, konradybcio@kernel.org, conor+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, redstonee <1516235445@qq.com>, ShiTou Hong Subject: [PATCH 1/6] arm64: dts: qcom: sm8250-hdk: Enable the sdhc_2 port Date: Thu, 22 Oct 2026 19:35:56 +0800 Message-ID: <20261022113601.2320940-1-dc_redstone@outlook.com> X-Mailer: git-send-email 2.47.3 X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: redstonee <1516235445@qq.com> Signed-off-by: ShiTou Hong --- arch/arm64/boot/dts/qcom/sm8250-hdk.dts | 19 +++++++++++++++++++ arch/arm64/boot/dts/qcom/sm8250.dtsi | 20 ++++++++++++++++++++ 2 files changed, 39 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8250-hdk.dts b/arch/arm64/boot/dts/qcom/sm8250-hdk.dts index c1c673086..5975878ea 100644 --- a/arch/arm64/boot/dts/qcom/sm8250-hdk.dts +++ b/arch/arm64/boot/dts/qcom/sm8250-hdk.dts @@ -398,6 +398,12 @@ &qupv3_id_1 { &tlmm { gpio-reserved-ranges = <28 4>, <40 4>; + + sd_ufs_cd_pins: sd-ufs-cd-pins { + pins = "gpio77"; + function = "gpio"; + bias-pull-up; + }; }; &uart12 { @@ -467,3 +473,16 @@ &usb_2_dwc3 { &venus { status = "okay"; }; + +&sdhc_2 { + status = "okay"; + + cd-gpios = <&tlmm 77 GPIO_ACTIVE_LOW>; + + vmmc-supply = <&vreg_l9c_2p96>; + vqmmc-supply = <&vreg_l6c_2p96>; + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&sdc2_default_state>, <&sd_ufs_cd_pins>; + pinctrl-1 = <&sdc2_sleep_state>, <&sd_ufs_cd_pins>; +}; diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi index 90f8b0916..c2500e5db 100644 --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi @@ -5809,6 +5809,26 @@ ws-pins { }; }; + sdc2_default_state: sdc2-default-state { + cmd-pins { + pins = "sdc2_cmd"; + bias-pull-up; + drive-strength = <10>; + }; + + data-pins { + pins = "sdc2_data"; + bias-pull-up; + drive-strength = <10>; + }; + + clk-pins { + pins = "sdc2_clk"; + bias-disable; + drive-strength = <16>; + }; + }; + sdc2_sleep_state: sdc2-sleep-state { clk-pins { pins = "sdc2_clk"; -- 2.47.3