It is needed for the MMC controller and allows to use the SD card:
mmc0: host doesn't support card's voltages mmc0: error -22 whilst initialising SD card
Signed-off-by: Christoffer Dall christoffer.dall@linaro.org Signed-off-by: Fathi Boudra fathi.boudra@linaro.org --- arch/arm/configs/vexpress_defconfig | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm/configs/vexpress_defconfig b/arch/arm/configs/vexpress_defconfig index 3f970f1..c2f7ca1 100644 --- a/arch/arm/configs/vexpress_defconfig +++ b/arch/arm/configs/vexpress_defconfig @@ -77,6 +77,8 @@ CONFIG_SERIAL_AMBA_PL011_CONSOLE=y CONFIG_LEGACY_PTY_COUNT=16 # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set +CONFIG_REGULATOR=y +CONFIG_REGULATOR_VEXPRESS=y CONFIG_FB=y CONFIG_FB_ARMCLCD=y CONFIG_FRAMEBUFFER_CONSOLE=y