From mboxrd@z Thu Jan  1 00:00:00 1970
From: Minkyu Kang <mk7.kang@samsung.com>
Date: Tue, 04 Jun 2013 17:02:07 +0900
Subject: [U-Boot] [PATCH] exynos: uart: Use generic api to the uart clk
	freq
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References: <1364202173-13719-1-git-send-email-akshay.s@samsung.com>
	<1364202173-13719-2-git-send-email-akshay.s@samsung.com>
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On 25/03/13 18:02, Akshay Saraswat wrote:
> From: Padmavathi Venna <padma.v@samsung.com>
> 
> Use generic api to get the uart clock frequency
> 
> This patch depends on:
> http://permalink.gmane.org/gmane.comp.boot-loaders.u-boot/154930
> 
> Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
> Signed-off-by: Akshay Saraswat <akshay.s@samsung.com>
> ---
>  drivers/serial/serial_s5p.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/serial/serial_s5p.c b/drivers/serial/serial_s5p.c
> index 3c41242..7058d55 100644
> --- a/drivers/serial/serial_s5p.c
> +++ b/drivers/serial/serial_s5p.c
> @@ -65,7 +65,7 @@ static const int udivslot[] = {
>  void serial_setbrg_dev(const int dev_index)
>  {
>  	struct s5p_uart *const uart = s5p_get_base_uart(dev_index);
> -	u32 uclk = get_uart_clk(dev_index);
> +	u32 uclk = clock_get_periph_rate(PERIPH_ID_UART0 + dev_index);
>  	u32 baudrate = gd->baudrate;
>  	u32 val;
>  
> 

Since clock_get_periph_rate did not implemented on exynos4, exynos4 will get zero.
So, I'll not accept this patch.

Thanks,
Minkyu Kang.