[PATCH 05/17] pwm: samsung: remove s5p64x0 related pwm codes

Kukjin Kim kgene.kim at samsung.com
Mon Jul 7 15:23:25 PDT 2014


On 07/04/14 17:10, Tomasz Figa wrote:
> Hi Kukjin,
>
Tomasz,

> On 30.06.2014 23:32, Kukjin Kim wrote:
>> This patch removes supporting s5p64x0 related pwm codes because of
>> no more support for S5P6440 and S5P6450 SoCs. And this patch changes
>> the name of s5p6440-pwm to exynos-pwm instead.
>>
>> Signed-off-by: Kukjin Kim<kgene.kim at samsung.com>
>> Cc: Thierry Reding<thierry.reding at gmail.com>
>> ---
>>   Documentation/devicetree/bindings/pwm/pwm-samsung.txt |    1 -
>>   arch/arm/boot/dts/exynos4210-universal_c210.dts       |    2 +-
>>   drivers/clocksource/samsung_pwm_timer.c               |   13 -------------
>>   drivers/pwm/pwm-samsung.c                             |    5 ++---
>>   4 files changed, 3 insertions(+), 18 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/pwm/pwm-samsung.txt b/Documentation/devicetree/bindings/pwm/pwm-samsung.txt
>> index 5538de9..43925d3 100644
>> --- a/Documentation/devicetree/bindings/pwm/pwm-samsung.txt
>> +++ b/Documentation/devicetree/bindings/pwm/pwm-samsung.txt
>> @@ -11,7 +11,6 @@ Required properties:
>>   - compatible : should be one of following:
>>       samsung,s3c2410-pwm - for 16-bit timers present on S3C24xx SoCs
>>       samsung,s3c6400-pwm - for 32-bit timers present on S3C64xx SoCs
>> -    samsung,s5p6440-pwm - for 32-bit timers present on S5P64x0 SoCs
>>       samsung,s5pc100-pwm - for 32-bit timers present on S5PC100, S5PV210,
>>   			  Exynos4210 rev0 SoCs
>>       samsung,exynos4210-pwm - for 32-bit timers present on Exynos4210,
>> diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts
>> index d50eb3a..0ca26e0 100644
>> --- a/arch/arm/boot/dts/exynos4210-universal_c210.dts
>> +++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts
>> @@ -461,7 +461,7 @@
>>   	};
>>
>>   	pwm at 139D0000 {
>> -		compatible = "samsung,s5p6440-pwm";
>> +		compatible = "samsung,exynos4210-pwm";
>
> There is a reason to use a different compatible string for Exynos4210
> rev0. The PWM block is used as a timer there, while on newer revs MCT is
> used. Sorry, but I have to NAK this patch.
>
I remember why exynos4210-universal_c210 uses PWM...OK.

> As I explained in my reply to patch 11/17, I'd suggest keeping the PWM
> drivers as is, because there is no need to remove support for DT
> compatible strings.
>
OK, let me remove pwm related patches in this series but I think need to 
update the compatible strings, at least remove non-support SoC in doc?...

Thanks,
Kukjin



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