[PATCH 0/8] atmtel: fix spi driver + rm9200

Sascha Hauer s.hauer at pengutronix.de
Mon Nov 12 02:36:37 EST 2012


On Tue, Nov 06, 2012 at 08:30:10PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> HI,
> 
> The following changes since commit d74bef2b04a3ccf7339ba916e56830bb2feae957:
> 
>   mount: add compatibility to old mount command (2012-11-02 21:26:29 +0100)
> 
> are available in the git repository at:
> 
>   git://git.jcrosoft.org/barebox.git tags/atmel_spi_fix
> 
> for you to fetch changes up to 7e7b7aa81cdf7e47a8f828818f1e453a27046c38:
> 
>   at91rm9200: fix spi cs support (2012-11-06 04:39:09 +0800)

Applied, thanks

Sascha

> 
> ----------------------------------------------------------------
> atmel spi support fix
> 
> The current drivers for atmel have a lot of issues but we are lucky
> enough if you use it one device + one master instance it will work on
> most of the spi device
> 
> but this will not work on mmc spi or multi-master instance or multi-device
> 
> so now fix all those issues
>  - fix the cs support
>  - fix setup setup support
>  - do not call setup before each transfert
>  - add sanity check
> 
> now the atmel spi work on rm9200, mmc spi and at24, at45, eeprom
> 
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
> 
> ----------------------------------------------------------------
> Jean-Christophe PLAGNIOL-VILLARD (8):
>       atmel_spi: use device id as bus num
>       atmel_spi: split transfert to atmel_spi_do_xfer
>       atmel_spi: after setup the cs need to be disable
>       atmel_spi: add sanity check in setup
>       atmel_spi: fix cs support
>       atmel_spi: drop setup during transfer
>       atmel_spi: add cs change support
>       at91rm9200: fix spi cs support
> 
>  arch/arm/mach-at91/at91rm9200_devices.c |    7 ++++++-
>  drivers/spi/atmel_spi.c                 |  260 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-------------------------------------------------------------
>  2 files changed, 196 insertions(+), 71 deletions(-)
> 
> Best Regards,
> J.
> 
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