Commit 0deb2624 authored by Bhupesh Sharma's avatar Bhupesh Sharma Committed by Bjorn Andersson
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arm64: dts: qcom: sa8155p-adp: Add support for uSD card 



Add support for uSD card on SA8155p-ADP board using the SDHC2
interface.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: default avatarBhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220403144151.92572-3-bhupesh.sharma@linaro.org
parent 876644c7

arch/arm64/boot/dts/qcom/sa8155p-adp.dts

+68 −0
Original line number Diff line number Diff line
@@ -317,6 +317,20 @@ &remoteproc_cdsp { 
	firmware-name = "qcom/sa8155p/cdsp.mdt";

};



&sdhc_2 {

	status = "okay";



	cd-gpios = <&tlmm 4 GPIO_ACTIVE_LOW>;

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&sdc2_on>;

	pinctrl-1 = <&sdc2_off>;

	vqmmc-supply = <&vreg_l13c_2p96>; /* IO line power */

	vmmc-supply = <&vreg_l17a_2p96>;  /* Card power line */

	bus-width = <4>;

	no-sdio;

	no-emmc;

};



&uart2 {

	status = "okay";

};
@@ -405,6 +419,60 @@ &pcie1_phy { 
&tlmm {

	gpio-reserved-ranges = <0 4>;



	sdc2_on: sdc2_on {

		clk {

			pins = "sdc2_clk";

			bias-disable;		/* No pull */

			drive-strength = <16>;	/* 16 MA */

		};



		cmd {

			pins = "sdc2_cmd";

			bias-pull-up;		/* pull up */

			drive-strength = <16>;	/* 16 MA */

		};



		data {

			pins = "sdc2_data";

			bias-pull-up;		/* pull up */

			drive-strength = <16>;	/* 16 MA */

		};



		sd-cd {

			pins = "gpio96";

			function = "gpio";

			bias-pull-up;		/* pull up */

			drive-strength = <2>;	/* 2 MA */

		};

	};



	sdc2_off: sdc2_off {

		clk {

			pins = "sdc2_clk";

			bias-disable;		/* No pull */

			drive-strength = <2>;	/* 2 MA */

		};



		cmd {

			pins = "sdc2_cmd";

			bias-pull-up;		/* pull up */

			drive-strength = <2>;	/* 2 MA */

		};



		data {

			pins = "sdc2_data";

			bias-pull-up;		/* pull up */

			drive-strength = <2>;	/* 2 MA */

		};



		sd-cd {

			pins = "gpio96";

			function = "gpio";

			bias-pull-up;		/* pull up */

			drive-strength = <2>;	/* 2 MA */

		};

	};



	usb2phy_ac_en1_default: usb2phy_ac_en1_default {

		mux {

			pins = "gpio113";