On 03/03/2017 08:38 PM, Sergio Prado wrote:
> On Fri, Mar 03, 2017 at 11:14:29AM +0900, Jaehoon Chung wrote:
>> On 03/02/2017 10:18 AM, Sergio Prado wrote:
>>> Allows configuring Samsung S3C24XX MMC/SD/SDIO controller using a device
>>> tree.
>>>
>>> Signed-off-by: Sergio Prado <sergio.prado@xxxxxxxxxxxxxx>
>>> ---
>>> drivers/mmc/host/s3cmci.c | 298 ++++++++++++++++++++++++----------------------
>>> drivers/mmc/host/s3cmci.h | 3 +-
>>> 2 files changed, 158 insertions(+), 143 deletions(-)
>>>
>>> diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
>>> index 7a173f8c455b..d066dbdb957c 100644
>>> --- a/drivers/mmc/host/s3cmci.c
>>> +++ b/drivers/mmc/host/s3cmci.c
>>> @@ -24,6 +24,10 @@
>>> #include <linux/interrupt.h>
>>> #include <linux/irq.h>
>>> #include <linux/io.h>
>>> +#include <linux/of.h>
>>> +#include <linux/of_device.h>
>>> +#include <linux/of_gpio.h>
>>> +#include <linux/mmc/slot-gpio.h>
>>>
>>> #include <plat/gpio-cfg.h>
>>> #include <mach/dma.h>
>>> @@ -128,6 +132,22 @@ enum dbg_channels {
>>> dbg_conf = (1 << 8),
>>> };
>>>
>>> +struct s3cmci_variant_data {
>>> + int s3c2440_compatible;
>>> +};
>>
>> I didn't understand why this structure needs.
>>
>> Before this patch,
>> host->is2440;
>>
>> After this patch,
>> host->variant->s3c2440_compatible;
>>
>> Just add the one pointer for checking s3c2400 compatible..
>> Is it really meaningful?
>> (I didn't read the previous comments fully.)
>
> Although just a pointer would be enought, having a structure makes it
> more flexible to extend it in the future.
If you will add the other members in this structure, it's ok.
But if it's only for compatible, i don't agree this.
Best Regards,
Jaehoon Chung
>
> Best regards,
>
> Sergio Prado
>
>
>
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