On Fri, May 29, 2020 at 12:21:34AM +0200, Marek Vasut wrote:
> The ks8851_rdreg32() is used only in one place, to read two registers
> using a single read. To make it easier to support 16-bit accesses via
> parallel bus later on, replace this single read with two 16-bit reads
> from each of the registers and drop the ks8851_rdreg32() altogether.
>
> If this has noticeable performance impact on the SPI variant of KS8851,
> then we should consider using regmap to abstract the SPI and parallel
> bus options and in case of SPI, permit regmap to merge register reads
> of neighboring registers into single, longer, read.
>
> Signed-off-by: Marek Vasut <ma...@denx.de>
Reviewed-by: Andrew Lunn <and...@lunn.ch>
Andrew
