[PATCH] arm: exynos4: Fix write to nonexistent TCMPB4 PWM register on samsung exynos4 platform

Sergei Shtylyov sshtylyov at mvista.com
Wed Jul 27 08:30:27 EDT 2011


Hello.

On 27-07-2011 7:27, Kyungmin Park wrote:

> From: Evgeny Voevodin<e.voevodin at samsung.com>



> There is no TCMPB register for Pulse Width Modulation timer4 on samsung exynos4 board. Remove unsupported register write.



> Signed-off-by: Evgeny Voevodin<e.voevodin at samsung.com>

> Signed-off-by: Kyungmin Park<kyungmin.park at samsung.com>

> ---

>   arch/arm/mach-exynos4/time.c |    1 -

>   1 files changed, 0 insertions(+), 1 deletions(-)



> diff --git a/arch/arm/mach-exynos4/time.c b/arch/arm/mach-exynos4/time.c

> index 86b9fa0..48389bf 100644

> --- a/arch/arm/mach-exynos4/time.c

> +++ b/arch/arm/mach-exynos4/time.c

> @@ -77,7 +77,6 @@ static void exynos4_pwm_init(unsigned int pwm_id, unsigned long tcnt)
>
>   		tcon |= S3C2410_TCON_T4MANUALUPD;
>
>
>
>   		__raw_writel(tcnt, S3C2410_TCNTB(4));
>
> -		__raw_writel(tcnt, S3C2410_TCMPB(4));
>
>   		__raw_writel(tcon, S3C2410_TCON);
>
>
>
>   		break;
>

    Looks like the patch was spolied by something -- the extra new lines were 
added after each line.

WBR, Sergei



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