[U-Boot] [PATCH] Exynos: Clock: Fix exynos5_get_periph_rate for I2C.

Simon Glass sjg at chromium.org
Thu Mar 26 00:43:54 CET 2015


Hi Minkyu,

On 24 March 2015 at 01:45, Minkyu Kang <promsoft at gmail.com> wrote:
> hi,
>
> On 20 March 2015 at 02:06, Guillaume Gardet <guillaume.gardet at free.fr
> <javascript:_e(%7B%7D,'cvml','guillaume.gardet at free.fr');>> wrote:
>
>> Ping.
>>
>> Guillaume
>>
>>
>> Le 11/03/2015 10:34, Guillaume GARDET a écrit :
>>
>>  Commit 2e82e9252695a612ab0cbf40fa0c7368515f6506 'Exynos: Clock: Cleanup
>>> soc_get_periph_rate' introduced a bug in I2C config. This patch makes
>>> cros_ec
>>> keyboard working again on Samsung Chromebook (snow).
>>>
>>> Changes in V2: reorder lines as requested by Joonyoung Shim.
>>>
>>> Signed-off-by: Guillaume GARDET <guillaume.gardet at free.fr
>>> <javascript:_e(%7B%7D,'cvml','guillaume.gardet at free.fr');>>
>>> Cc: Akshay Saraswat <akshay.s at samsung.com
>>> <javascript:_e(%7B%7D,'cvml','akshay.s at samsung.com');>>
>>> Cc: Minkyu Kang <mk7.kang at samsung.com
>>> <javascript:_e(%7B%7D,'cvml','mk7.kang at samsung.com');>>
>>> Cc: Joonyoung Shim <jy0922.shim at samsung.com
>>> <javascript:_e(%7B%7D,'cvml','jy0922.shim at samsung.com');>>
>>>
>>> ---
>>>   arch/arm/cpu/armv7/exynos/clock.c | 4 ++--
>>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/arch/arm/cpu/armv7/exynos/clock.c
>>> b/arch/arm/cpu/armv7/exynos/clock.c
>>> index c6455c2..2984867 100644
>>> --- a/arch/arm/cpu/armv7/exynos/clock.c
>>> +++ b/arch/arm/cpu/armv7/exynos/clock.c
>>> @@ -423,8 +423,8 @@ static unsigned long exynos5_get_periph_rate(int
>>> peripheral)
>>>         case PERIPH_ID_I2C6:
>>>         case PERIPH_ID_I2C7:
>>>                 src = EXYNOS_SRC_MPLL;
>>> -               div = readl(&clk->div_top0);
>>> -               sub_div = readl(&clk->div_top1);
>>> +               div = readl(&clk->div_top1);
>>> +               sub_div = readl(&clk->div_top0);
>>>                 break;
>>>         default:
>>>                 debug("%s: invalid peripheral %d", __func__, peripheral);
>>>
>>
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>>
>
> This patch will be merged at next week!

Great! Also where are we with the peach Pi display series? Can that go in also?

Regards,
Simon


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