[PATCH v3 05/12] phy: add the Berlin USB PHY driver

Varka Bhadram varkabhadram at gmail.com
Wed Jul 16 02:50:00 PDT 2014


On 07/16/2014 03:17 PM, Antoine Ténart wrote:
> On Wed, Jul 16, 2014 at 03:03:14PM +0530, Varka Bhadram wrote:
>> On 07/16/2014 02:55 PM, Antoine Ténart wrote:
>>> Hi Varka,
>>>
>>> On Wed, Jul 16, 2014 at 02:49:05PM +0530, Varka Bhadram wrote:
>>>> On 07/16/2014 01:55 PM, Antoine Ténart wrote:
>>>>> +static const struct of_device_id phy_berlin_sata_of_match[] = {
>>>>> +	{
>>>>> +		.compatible = "marvell,berlin2-usb-phy",
>>>>> +		.data = &phy_berlin_pll_dividers[0],
>>>>> +	},
>>>>> +	{
>>>>> +		.compatible = "marvell,berlin2cd-usb-phy",
>>>>> +		.data = &phy_berlin_pll_dividers[1],
>>>>> +	},
>>>>> +	{ },
>>>>> +};
>>>>> +MODULE_DEVICE_TABLE(of, phy_berlin_sata_of_match);
>>>>> +
>>>> It looks good if we move this after probe().. So that we can see of_match_table directly...
>>> We use the of match table in the probe, when calling of_match_device().
>>>
>>>>> +static int phy_berlin_usb_probe(struct platform_device *pdev)
>>>>> +{
>>>>> +	const struct of_device_id *match =
>>>>> +		of_match_device(phy_berlin_sata_of_match, &pdev->dev);
>> We are updating of_match_table in platform_driver struct.
> Yes. This is not the same thing. of_match_device() allows to get a
> pointer to the of_device_id that matched, to retrieve its data.
>
>> Every driver follows the concept of giving the of_device_ids
>> above the platform_driver declaration...
> Lots of drivers using of_match_device() declare their of_device_id
> structure before the probe.
>
Yes . I also checked that. Thanks  :-)

-- 
Regards,
Varka Bhadram.




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