Subject: [PATCH] mmc: host: arasan: sdhci-of-arasan: Remove no-hispd and no-cmd23 quirks for sdhci-arasan4.9a

From: [email-masked] (Jaehoon Chung)
Date: Thu, 07 Jan 2016 10:33:28 +0900

Hi,

On 01/05/2016 07:25 PM, Rameshwar Sahu wrote:
> Hi Ulf,
> 
> On Wed, Dec 23, 2015 at 6:59 PM, Rameshswar Prasad Sahu <[email-masked]> wrote:
>> From: Rameshwar Prasad Sahu <[email-masked]>
>>
>> The Arason SD host controller supports set block count command (cmd23)
>> and high speed mode. This patch re-enable both of these features that
>> was disabled. For device that doesn't support high speed, it should
>> configure its capability register accordingly instead disables it
>> explicitly.
>>
>> Signed-off-by: Rameshwar Prasad Sahu <[email-masked]>
>> ---
>>  drivers/mmc/host/sdhci-of-arasan.c |    5 -----
>>  1 files changed, 0 insertions(+), 5 deletions(-)
>>
>> diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
>> index 75379cb..5d9fdb3 100644
>> --- a/drivers/mmc/host/sdhci-of-arasan.c
>> +++ b/drivers/mmc/host/sdhci-of-arasan.c
>> @@ -172,11 +172,6 @@ static int sdhci_arasan_probe(struct platform_device *pdev)
>>                 goto clk_disable_all;
>>         }
>>
>> -       if (of_device_is_compatible(pdev->dev.of_node, "arasan,sdhci-4.9a")) {
>> -               host->quirks |= SDHCI_QUIRK_NO_HISPD_BIT;
>> -               host->quirks2 |= SDHCI_QUIRK2_HOST_NO_CMD23;

I'm not sure what's correct since i didn't have any information for arasan.
But in case of exynos, SDHCI_QUIRK_NO_HISPD_BIT is used because that bit is used as other purpose.
If your SoC is not used anymore, i think this patch looks good.

Best Regards,
Jaehoon Chung

>> -       }
>> -
>>         sdhci_get_of_property(pdev);
>>         pltfm_host = sdhci_priv(host);
>>         pltfm_host->priv = sdhci_arasan;
>> --
>> 1.7.1
>>
> 
> Any comment on this patch ??
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