Re: [PATCH v6 0/6] Driver for at91 usart in spi mode

Andy Shevchenko
2018-06-07T13:18:09Z

On Thu, Jun 7, 2018 at 2:00 PM, Radu Pirea <radu.pirea@microchip.com> wrote:
> Hello,
>
> This is the second version of driver. I added a mfd driver which by
> default probes atmel_serial driver and if in dt is specified to probe
> the spi driver, then the spi-at91-usart driver will be probed. The
> compatible for atmel_serial is now the compatible for at91-usart mfd
> driver and compatilbe for atmel_serial driver was changed in order to
> keep the bindings for serial as they are.
>

FWIW,
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>

for patches 3, 5, 6 only.

> Changes in v1:
> - added spi-at91-usart driver
>
> Changes in v2:
> - added at91-usart mfd driver
> - modified spi-at91-usart driver to work as mfd driver child
> - modified atmel_serial driver to work as mfd driver child
>
> Changes in v3:
> - fixed spi slaves probing
>
> Changes in v4:
> - modified the spi driver to use cs gpio support form spi subsystem
> - fixed dma transfers for serial driver
> - squashed binding for spi and serial and moved them to mfd/atmel-usart.txt
>
> Changes in v5:
> - fixed usage of stdout-path property with atmel_serial driver
>
> Changes in v6:
> - removed unused compatible strings from serial and spi drivers
>
> Radu Pirea (6):
> MAINTAINERS: add at91 usart mfd driver
> dt-bindings: add binding for atmel-usart in SPI mode
> mfd: at91-usart: added mfd driver for usart
> MAINTAINERS: add at91 usart spi driver
> spi: at91-usart: add driver for at91-usart as spi
> tty/serial: atmel: change the driver to work under at91-usart mfd
>
> .../bindings/{serial => mfd}/atmel-usart.txt | 25 +-
> MAINTAINERS | 16 +
> drivers/mfd/Kconfig | 9 +
> drivers/mfd/Makefile | 1 +
> drivers/mfd/at91-usart.c | 68 +++
> drivers/spi/Kconfig | 9 +
> drivers/spi/Makefile | 1 +
> drivers/spi/spi-at91-usart.c | 434 ++++++++++++++++++
> drivers/tty/serial/Kconfig | 1 +
> drivers/tty/serial/atmel_serial.c | 42 +-
> include/dt-bindings/mfd/at91-usart.h | 17 +
> 11 files changed, 606 insertions(+), 17 deletions(-)
> rename Documentation/devicetree/bindings/{serial => mfd}/atmel-usart.txt (76%)
> create mode 100644 drivers/mfd/at91-usart.c
> create mode 100644 drivers/spi/spi-at91-usart.c
> create mode 100644 include/dt-bindings/mfd/at91-usart.h
>
> --
> 2.17.1
>
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--
With Best Regards,
Andy Shevchenko