Re: [PATCH v1] spi: imx: mx51-ecspi: fix clk polarity and phase configuration for CS > 4

[Mark Brown]

On Mon, May 23, 2022 at 09:31:43AM +0200, Oleksij Rempel wrote:

> -	/* set chip select to use */
> -	ctrl |= MX51_ECSPI_CTRL_CS(spi->chip_select);
> +	if (spi->cs_gpiod) {
> +		chip_select = 0;

What if someone mixed GPIO and regular chip selects and 0 is one of the
in use chip selects?  Ideally we should check for an unused chip select
here, though the current change is still an improvement since we'll at
least only write in the chip select field.

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