[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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