From 59049ab8d1697308eb70d913c50fc060cf012575 Mon Sep 17 00:00:00 2001 From: Juan Gutierrez Date: Sat, 3 Dec 2016 11:05:08 -0600 Subject: MXSCM-234 dts: imx: adjust the sd3 drive strength for 6sxscm evb For some SD Ultra (40MB/s) the drive strength/speed settings on the iomux ctrl pads for SD3 is not enougn causing some error by transfering data as below: mmcblk2: error -84 transferring data, sector 2250553, nr 151, cmd response 0x900, card status 0x0 Updating the DSE and Speed on the pad ctrl fixes the issue. Signed-off-by: Juan Gutierrez --- arch/arm/boot/dts/imx6dqscm-1gb-evb-fix-ldo.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'arch/arm/boot/dts/imx6dqscm-1gb-evb-fix-ldo.dts') diff --git a/arch/arm/boot/dts/imx6dqscm-1gb-evb-fix-ldo.dts b/arch/arm/boot/dts/imx6dqscm-1gb-evb-fix-ldo.dts index 03a6a90ff838..04eacee73d52 100644 --- a/arch/arm/boot/dts/imx6dqscm-1gb-evb-fix-ldo.dts +++ b/arch/arm/boot/dts/imx6dqscm-1gb-evb-fix-ldo.dts @@ -195,5 +195,19 @@ MX6QDL_PAD_EIM_D16__ECSPI1_SCLK 0x100b1 >; }; + pinctrl_usdhc3: usdhc3grp { + fsl,pins = < + MX6QDL_PAD_SD3_CMD__SD3_CMD 0x170f9 + MX6QDL_PAD_SD3_CLK__SD3_CLK 0x100f9 + MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x170f9 + MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x170f9 + MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x170f9 + MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x170f9 + MX6QDL_PAD_SD3_DAT4__SD3_DATA4 0x170f9 + MX6QDL_PAD_SD3_DAT5__SD3_DATA5 0x170f9 + MX6QDL_PAD_SD3_DAT6__SD3_DATA6 0x170f9 + MX6QDL_PAD_SD3_DAT7__SD3_DATA7 0x170f9 + >; + }; }; }; -- cgit v1.2.3