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3 Commits

Author SHA1 Message Date
Simon Glass
623b638607 dm: spi: Add soft_spi implementation 
Add a new implementation of soft_spi that uses device tree to specify the
GPIOs. This will replace soft_spi_legacy for boards which use driver model.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
 2014-10-22 10:36:48 -06:00
Simon Glass
22052c6236 spi: Support half-duplex mode in FDT decode 
This parameter should also be supported.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
 2014-08-06 00:18:01 +05:30
Simon Glass
afb6134f30 spi: Add device tree binding for SPI bus 
This was obtained from Linux 3.12 commit 5e01dc7b26.

Signed-off-by: Simon Glass <sjg@chromium.org>
 2013-12-09 12:22:14 -07:00