[Letux-kernel] [PATCH] DTS: ARM: gta04: SPI panel chip select is active low

Tony Lindgren tony at atomide.com
Wed Dec 30 09:48:30 CET 2020


* H. Nikolaus Schaller <hns at goldelico.com> [201223 12:33]:
> With the arrival of
> 
> commit 2fee9583198eb9 ("spi: dt-bindings: clarify CS behavior for spi-cs-high and gpio descriptors")
> 
> it was clarified what the proper state for cs-gpios should be, even if the
> flag is ignored. The driver code is doing the right thing since
> 
> 766c6b63aa04 ("spi: fix client driver breakages when using GPIO descriptors")
> 
> The chip-select of the td028ttec1 panel is active-low, so we must omit spi-cs-high;
> attribute (already removed by separate patch) and should now use GPIO_ACTIVE_LOW for
> the client device description to be fully consistent.

Applying into fixes thanks.

Tony


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