tree 41e9261dec0d4d02b4c5fc65fbec8eb190b6b097
parent 92bc4e04b0557f03c1d261bd9f6211764c09005a
author Markus Niebel <Markus.Niebel@tqs.de> 1392654797 +0100
committer Jagannadha Sutradharudu Teki <jaganna@xilinx.com> 1392742766 +0530

spi: spi-mxc: implement clk control for ECSPI to fix SPI_MODE_3

SPI_MODE_3 requires clk high when inactive. The SCLK_CTL
field of the config reg was not configured in case of CPOL.
Fix configuration so that SPI_MODE_3 which uses CPOL configures
the clk line to be high in inactive state.

Signed-off-by: Markus Niebel <Markus.Niebel@tqs.de>
Reviewed-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>