[PATCH v2 03/10] pinctrl: sunxi: add A20 support to A10 driver

Icenowy Zheng icenowy at aosc.io
Thu May 4 07:03:26 PDT 2017



于 2017年5月4日 GMT+08:00 下午10:02:20, Maxime Ripard <maxime.ripard at free-electrons.com> 写到:
>On Thu, May 04, 2017 at 09:49:59PM +0800, Icenowy Zheng wrote:
>>  static const struct of_device_id sun4i_a10_pinctrl_match[] = {
>> -	{ .compatible = "allwinner,sun4i-a10-pinctrl", },
>> +	{
>> +		.compatible = "allwinner,sun4i-a10-pinctrl",
>> +		.data = (void *)PINCTRL_SUN4I_A10
>> +	},
>> +	{
>> +		.compatible = "allwinner,sun7i-a20-pinctrl",
>> +		.data = (void *)PINCTRL_SUN7I_A20
>> +	},
>>  	{}
>>  };
>
>This means you're going to have two drivers probing for the same
>device: this driver, and the old one. This is not ok, and probably
>introduces some corner cases.

The A20 driver is dropped in the next commit.

>
>Maxime



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