Re: [PATCH 7/7] gpiolib: of: add quirk for phy reset polarity for Freescale Ethernet

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On October 11, 2022 11:14:46 PM PDT, Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx> wrote:
>Am Mittwoch, 12. Oktober 2022, 00:19:35 CEST schrieb Dmitry Torokhov:
>> Bindings for Freescale Fast Ethernet Controller use a separate
>> property "phy-reset-active-high" to specify polarity of its phy
>> gpio line. To allow converting the driver to gpiod API we need
>> to add this quirk to gpiolib.
>> 
>> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
>> ---
>>  drivers/gpio/gpiolib-of.c | 27 +++++++++++++++++++++++++++
>>  1 file changed, 27 insertions(+)
>> 
>> diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
>> index 3200d705fbe3..c3d3fe4d927c 100644
>> --- a/drivers/gpio/gpiolib-of.c
>> +++ b/drivers/gpio/gpiolib-of.c
>> @@ -231,6 +231,33 @@ static void of_gpio_flags_quirks(const struct
>> device_node *np, !strcmp(propname, "snps,reset-gpio") &&
>>  	    of_property_read_bool(np, "snps,reset-active-low"))
>>  		*flags |= OF_GPIO_ACTIVE_LOW;
>> +
>> +	/*
>> +	 * Freescale Fast Ethernet Controller uses a separate property to
>> +	 * describe polarity of the phy reset line.
>> +	 */
>> +	if (IS_ENABLED(CONFIG_FEC)) {
>> +		static const char * const fec_devices[] = {
>> +			"fsl,imx25-fec",
>> +			"fsl,imx27-fec",
>> +			"fsl,imx28-fec",
>> +			"fsl,imx6q-fec",
>> +			"fsl,mvf600-fec",
>> +			"fsl,imx6sx-fec",
>> +			"fsl,imx6ul-fec",
>
>> +			"fsl,imx6mq-fec",
>> +			"fsl,imx6qm-fec",
>
>These two should be 'fsl,imx8mq-fec' & 'fsl,imx8qm-fec' (imx8 instead of 
>imx6).

Thank you for noticing this. I'll fix it up in the next version.

Thanks.

-- 
Dmitry




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