[PATCH 4/5] mmc: sdhci-omap: Add OMAP SDHCI driver
Kishon Vijay Abraham I
kishon at ti.com
Tue Sep 5 01:57:05 PDT 2017
Hi,
On Thursday 31 August 2017 06:32 PM, Adrian Hunter wrote:
> On 30/08/17 16:53, Kishon Vijay Abraham I wrote:
>> On Monday 28 August 2017 02:36 PM, Adrian Hunter wrote:
>>> On 21/08/17 10:41, Kishon Vijay Abraham I wrote:
>>>> +
>>>> +static void sdhci_omap_set_clock(struct sdhci_host *host, unsigned int clock)
>>>> +{
>>>> + struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
>>>> + struct sdhci_omap_host *omap_host = sdhci_pltfm_priv(pltfm_host);
>>>> + unsigned long clkdiv;
>>>> +
>>>> + if (!clock)
>>>> + return;
>>>
>>> Are you sure you don't want to stop the clock.
>>
>> There is never a case where the MMC core sends a request to stop the clock.
>> Maybe this check is not required at all.
>
> It does when voltage switching e.g. mmc_set_uhs_voltage(), but host drivers
> should support the possibility anyway.
Indeed! Will fix it and send a new revision once everyone agrees on the dt binding.
Thanks
Kishon
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