On Thu, Aug 19, 2010 at 6:57 PM, Jonathan Cameron
<kernel@jic23.retrosnub.co.uk> wrote:
quoted text
> On 08/19/10 06:08, Kyungmin Park wrote:
>> Any comments? I hope it's included the 2.6.36 if possible.
> One request for clarification below....
>>
>> Thank you,
>> Kyungmin Park
>>
>> On Mon, Aug 2, 2010 at 12:54 PM, Kyungmin Park <kmpark@infradead.org> wrote:
>>> From: Kyungmin Park <kyungmin.park@samsung.com>
>>>
>>> LP3974 PMIC support. It has same functionality with max8998.
>>>
>>> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
>>> ---
>>> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
>>> index db63d40..50383b1 100644
>>> --- a/drivers/mfd/Kconfig
>>> +++ b/drivers/mfd/Kconfig
>>> @@ -303,6 +303,18 @@ config MFD_MAX8998
>>>          accessing the device, additional drivers must be enabled in order
>>>          to use the functionality of the device.
>>>
>>> +config MFD_LP3974
>>> +       bool "National Semiconductor LP3974 PMIC Support"
>>> +       depends on I2C=y
>>> +       select MFD_CORE
>>> +       select MFD_MAX8998
>>> +       help
>>> +         Say yes here to support for National Semiconductor LP3974. This is
>>> +         a Power Management IC. This driver provies common support for
>>> +         accessing the device, additional drivers must be enabled in order
>>> +         to use the functionality of the device.
>>> +         Note that it has same functionality with max8998.
> What is gained from adding a second kconfig option?
> Numerous drivers throughout the kernel support very differently named parts, so why
> not just change the text for the MFD_MAX8998 to say it supports this part as well?

I also consider that. If I got the LP3974 but can't find a config so
it's some confused.
Well, I will modify the MAX8998 comment. if you want

Thank you,
Kyungmin Park

quoted text
>>> +
>>>  config MFD_WM8400
>>>        tristate "Support Wolfson Microelectronics WM8400"
>>>        select MFD_CORE
>>> diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c
>>> index 0d68de2..cea9f48 100644
>>> --- a/drivers/mfd/max8998.c
>>> +++ b/drivers/mfd/max8998.c
>>> @@ -30,6 +30,11 @@
>>>  #include <linux/mfd/max8998.h>
>>>  #include <linux/mfd/max8998-private.h>
>>>
>>> +enum max8998_type {
>>> +       TYPE_MAX8998,
>>> +       TYPE_LP3974,
>>> +};
>>> +
>>>  static struct mfd_cell max8998_devs[] = {
>>>        {
>>>                .name = "max8998-pmic",
>>> @@ -127,8 +132,8 @@ static int max8998_i2c_remove(struct i2c_client *i2c)
>>>  }
>>>
>>>  static const struct i2c_device_id max8998_i2c_id[] = {
>>> -       { "max8998", 0 },
>>> -       { }
>>> +       { "max8998", TYPE_MAX8998 },
>>> +       { "lp3974", TYPE_LP3974 },
>>>  };
>>>  MODULE_DEVICE_TABLE(i2c, max8998_i2c_id);
>>>
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