Commit 09179fb6 authored by Gustave Monce's avatar Gustave Monce Committed by Bjorn Andersson
Browse files

arm64: dts: qcom: msm8994-octagon: Add uSD card and disable HS400 on eMMC 



Lumia 950/XL, like other phones, ship with different storage chips.
Some of them are not capable of stable operation at HS400. Disable it.

Signed-off-by: default avatarGustave Monce <gustave.monce@outlook.com>
Signed-off-by: default avatarKonrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20210131013853.55810-12-konrad.dybcio@somainline.org


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 600f9111

arch/arm64/boot/dts/qcom/msm8994-msft-lumia-octagon.dtsi

+21 −0
Original line number Diff line number Diff line
@@ -684,6 +684,27 @@ 


&sdhc1 {

	status = "okay";



	/*

	 * This device is shipped with HS400 capabable eMMCs

	 * However various brands have been used in various product batches,

	 * including a Samsung eMMC (BGND3R) which features a quirk with HS400.

	 * Set the speed to HS200 as a safety measure.

	 */

	mmc-hs200-1_8v;

};



&sdhc2 {

	status = "okay";



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

	pinctrl-0 = <&sdc2_clk_on &sdc2_cmd_on &sdc2_data_on>;

	pinctrl-1 = <&sdc2_clk_off &sdc2_cmd_off &sdc2_data_off>;



	vmmc-supply = <&vreg_l21a_2p95>;

	vqmmc-supply = <&vreg_l13a_2p95>;



	cd-gpios = <&pm8994_gpios 8 GPIO_ACTIVE_LOW>;

};



&tlmm {