From 848652a67b9a125d52298ba90dbeab7ce7882ff1 Mon Sep 17 00:00:00 2001 From: Igor Opaniuk Date: Thu, 30 May 2019 12:21:33 +0300 Subject: colibri-imx6ull: add fsl,tuning-start-tap property Specify the start dealy cell point when send first CMD19 in tuning procedure. This fixes these tunning procedure issues, and lets to use UHS-I mode properly: sdhci: Tuning procedure failed, falling back to fixed sampling clock mmcblk0: error -84 transferring data, sector 0, nr 8, cmd response 0x900, card status 0xb00 Fixes: http://redmine.toradex.int/issues/46566 Signed-off-by: Igor Opaniuk --- arch/arm/boot/dts/imx6ull.dtsi | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/arm/boot') diff --git a/arch/arm/boot/dts/imx6ull.dtsi b/arch/arm/boot/dts/imx6ull.dtsi index b3702dbfe43b..b6efe20817e9 100644 --- a/arch/arm/boot/dts/imx6ull.dtsi +++ b/arch/arm/boot/dts/imx6ull.dtsi @@ -914,6 +914,7 @@ assigned-clock-rates = <0>, <132000000>; bus-width = <4>; fsl,tuning-step= <2>; + fsl,tuning-start-tap = <20>; status = "disabled"; }; @@ -930,6 +931,7 @@ assigned-clock-rates = <0>, <132000000>; bus-width = <4>; fsl,tuning-step= <2>; + fsl,tuning-start-tap = <20>; status = "disabled"; }; -- cgit v1.2.3