[PATCH 3/3] spi: spi-rockchip: Fix unused chip select line when using gpio cs

[Luis de Arquer]

On Fri, 2024-01-26 at 20:47 +0100, Luis de Arquer wrote:
> This change allows the DT to use native c1 for a device while leaving
> native cs0 reserved for allowing gpio cs operation
> 
Actually, I think this comment is the other way around -reserve cs1 and use cs0 for device.
Before, it was using cs0 for gpio operation always.

> 
> -			ROCKCHIP_SPI_SET_BITS(rs->regs + ROCKCHIP_SPI_SER, 1);
> +			ROCKCHIP_SPI_SET_BITS(rs->regs + ROCKCHIP_SPI_SER, ctlr->unused_native_cs);

s/ctlr->unused_native_cs/BIT(ctlr->unused_native_cs)/

I mixed up cs numbers and bitmask, sorry.
I'll fix for v2

Luis