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Commit 1b94b541 authored Dec 29, 2015 by xiaonian

ARM: dts: msm: decrease drive strength of SD card for QRD8937



CMD/DATA signal of SD card has overshoot. Decrease drive strength
from 16mA to 12mA to remove the overshoot.

Change-Id: Iafd80fa134975761d65e5108f8da932abd102356
Signed-off-by: xiaonian <xiaonian@codeaurora.org>

parent d8a56111

arch/arm/boot/dts/qcom/msm8937-pmi8937-qrd-sku2.dtsi

+12 −0

Original line number	Diff line number	Diff line
		@@ -127,3 +127,15 @@
		&dsi_hx8394f_720p_video {
		qcom,panel-supply-entries = <&dsi_panel_pwr_supply>;
		};

		&sdc2_cmd_on {
		config {
		drive-strength = <12>;
		};
		};

		&sdc2_data_on {
		config {
		drive-strength = <12>;
		};
		};

arch/arm/boot/dts/qcom/msm8937-pmi8950-qrd-sku1.dtsi

+12 −0

Original line number	Diff line number	Diff line
		@@ -151,3 +151,15 @@
		};
		};
		};

		&sdc2_cmd_on {
		config {
		drive-strength = <12>;
		};
		};

		&sdc2_data_on {
		config {
		drive-strength = <12>;
		};
		};