Hello Krzysztof,
On 09/01/2016 10:37 AM, Krzysztof Kozlowski wrote:
> The pinctrl pull up/down register on exynos4210 is 2-bit wide for each
> pin and it accepts only values of 0, 1 and 3. The pins sd4-bus-width8
> were configured with value of 4. The driver does not validate the value
> so this overflow effectively set a bit 1 in adjacent pins thus
> configuring them to pull down.
>
> The author's intention was probably to set drive strength of 4x. All
> other bus-widths pins are configured with pull up and drive strength of
> 4x. Fix this one with same pattern.
>
> Fixes: 87711d8c7c70 ("ARM: dts: Add pinctrl node entries for SAMSUNG EXYNOS4210 SoC")
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> ---
Reviewed-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
Best regards,
--
Javier Martinez Canillas
Open Source Group
Samsung Research America
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