On Tuesday, April 10, 2012 9:24 AM, Dmitry Torokhov wrote:
> On Tue, Apr 03, 2012 at 10:52:26AM +0530, Sourav Poddar wrote:
>> From: G, Manjunath Kondaiah <manjugk@xxxxxx>
>>
>> Keypad controller register offsets are different for omap4
>> and omap5. Handle these offsets through static mapping and
>> assign these mappings during run time.
>>
>
> In addition to Felipe's comments.
>
>> @@ -76,11 +81,66 @@ struct omap4_keypad {
>>
>> unsigned int rows;
>> unsigned int cols;
>> + unsigned int revision;
>> + u32 irqstatus;
>> + u32 irqenable;
>
> u32 reg_offset;
>
> and you probably won't need revision field.
>
>> unsigned int row_shift;
>> unsigned char key_state[8];
>> unsigned short keymap[];
>> };
>>
>> +static int kbd_readl(struct omap4_keypad *keypad_data, u32 offset)
>> +{
>> + if (keypad_data->revision == KBD_REVISION_OMAP4)
>> + return __raw_readl(keypad_data->base + offset);
keypad_data->base is an ioremap'ed address. Shouldn't all the __raw_{read,write}l be
{read,write}l instead?
Regards,
Hartley
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