Fwd: [PATCH] spi: zynq_spi: add chip select decoder support

Michal Simek monstr at monstr.eu
Fri Mar 18 15:13:05 CET 2022



On 3/18/22 15:06, Nikita Vasilev wrote:
> Since zynq_spi device is compatible with Linux Cadence SPI driver, which
> supports chip select (CS) decoder, this patch adds the same logic for
> u-boot Zynq SPI driver. As a reference, I have used Xilinx Linux kernel
> 93dc4dbd16d (xilinx-v2020.2).
> 
> The SPI decoder feature has been tested on ZynqMP ARM processor and
> result has been compared with Linux Cadence SPI driver.
> 
> Signed-off-by: Nikita Vasilev <vasilevnikitad at gmail.com>
> Cc: Jagan Teki <jteki at openedev.com>
> ---
>   drivers/spi/zynq_spi.c | 33 ++++++++++++++++++++++++---------
>   1 file changed, 24 insertions(+), 9 deletions(-)
> 
> 
> 

Please send it as regular patch not as attachment.

M

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs



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