[U-Boot] [PATCH] arm:exynos:gpio: fix s5p_gpio_part_max for exynos4x12

[Piotr Wilczek <p.wilczek@samsung.com>]

Dear Minkyu Kang,

Could you please review this patch?

Best regards,
Piotr Wilczek

--
Samsung R&D Institute Poland
Samsung Electronics

On 05/21/2013 03:39 PM, Piotr Wilczek wrote:
> This patch fix wrong value returned by 's5p_gpio_part_max' function
> for Exynos4412.
>
> Signed-off-by: Piotr Wilczek <p.wilczek@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
> CC: Minkyu Kang <mk7.kang@samsung.com>
> ---
>   arch/arm/include/asm/arch-exynos/gpio.h |   17 +++++++++++++----
>   1 file changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/include/asm/arch-exynos/gpio.h b/arch/arm/include/asm/arch-exynos/gpio.h
> index cfe1024..20a4e3f 100644
> --- a/arch/arm/include/asm/arch-exynos/gpio.h
> +++ b/arch/arm/include/asm/arch-exynos/gpio.h
> @@ -303,10 +303,19 @@ static inline unsigned int s5p_gpio_part_max(int nr)
>   			return EXYNOS5_GPIO_PART2_MAX;
>
>   	} else if (cpu_is_exynos4()) {
> -		if (nr < EXYNOS4_GPIO_PART1_MAX)
> -			return 0;
> -		else
> -			return EXYNOS4_GPIO_PART1_MAX;
> +		if (proid_is_exynos4412()) {
> +			if (nr < EXYNOS4X12_GPIO_PART1_MAX)
> +				return 0;
> +			else if (nr < EXYNOS4X12_GPIO_PART2_MAX)
> +				return EXYNOS4X12_GPIO_PART1_MAX;
> +			else
> +				return EXYNOS4X12_GPIO_PART2_MAX;
> +		} else {
> +			if (nr < EXYNOS4_GPIO_PART1_MAX)
> +				return 0;
> +			else
> +				return EXYNOS4_GPIO_PART1_MAX;
> +		}
>   	}
>
>   	return 0;
>