diff --git a/arch/arm/boot/dts/imx7ulp-evk-emmc.dts b/arch/arm/boot/dts/imx7ulp-evk-emmc.dts index e58616e71b17..403bfb28e2be 100644 --- a/arch/arm/boot/dts/imx7ulp-evk-emmc.dts +++ b/arch/arm/boot/dts/imx7ulp-evk-emmc.dts @@ -1,5 +1,6 @@ /* * Copyright (C) 2016 Freescale Semiconductor, Inc. + * Copyright 2018 NXP. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -8,10 +9,17 @@ #include "imx7ulp-evk.dts" +/* To support eMMC HS200/HS400, need to do the following reowrk: + * 1,remove TF sd slot, replace eMMC chip + * 2,fix eMMC I/O voltage to 1.8v, remove R183, short TP3 and TP89 + * 3,add R107, make eMMC boot work + */ &usdhc0 { - pinctrl-names = "default", "sleep"; + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep"; pinctrl-0 = <&pinctrl_usdhc0_8bit>; pinctrl-1 = <&pinctrl_usdhc0_8bit>; + pinctrl-2 = <&pinctrl_usdhc0_8bit>; + pinctrl-3 = <&pinctrl_usdhc0_8bit>; non-removable; bus-width = <8>; status = "okay"; diff --git a/arch/arm/boot/dts/imx7ulp-evk.dts b/arch/arm/boot/dts/imx7ulp-evk.dts index 197634d192d8..8aa9013cf505 100644 --- a/arch/arm/boot/dts/imx7ulp-evk.dts +++ b/arch/arm/boot/dts/imx7ulp-evk.dts @@ -263,7 +263,7 @@ pinctrl_usdhc0: usdhc0grp { fsl,pins = < IMX7ULP_PAD_PTD1__SDHC0_CMD 0x43 - IMX7ULP_PAD_PTD2__SDHC0_CLK 0x10043 + IMX7ULP_PAD_PTD2__SDHC0_CLK 0x10042 IMX7ULP_PAD_PTD7__SDHC0_D3 0x43 IMX7ULP_PAD_PTD8__SDHC0_D2 0x43 IMX7ULP_PAD_PTD9__SDHC0_D1 0x43 @@ -276,7 +276,7 @@ pinctrl_usdhc0_8bit: usdhc0grp_8bit { fsl,pins = < IMX7ULP_PAD_PTD1__SDHC0_CMD 0x43 - IMX7ULP_PAD_PTD2__SDHC0_CLK 0x43 + IMX7ULP_PAD_PTD2__SDHC0_CLK 0x10042 IMX7ULP_PAD_PTD3__SDHC0_D7 0x43 IMX7ULP_PAD_PTD4__SDHC0_D6 0x43 IMX7ULP_PAD_PTD5__SDHC0_D5 0x43 @@ -285,6 +285,7 @@ IMX7ULP_PAD_PTD8__SDHC0_D2 0x43 IMX7ULP_PAD_PTD9__SDHC0_D1 0x43 IMX7ULP_PAD_PTD10__SDHC0_D0 0x43 + IMX7ULP_PAD_PTD11__SDHC0_DQS 0x42 >; };