From: Axel Lin <axel.lin@ingics.com>
Date: Thu, 15 Aug 2013 06:11:21 +0000 (+0800)
Subject: spi: nuc900: Fix mode_bits setting
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=044d0bb620be2ecb02c7f8c2d4b547f7b7101811;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

spi: nuc900: Fix mode_bits setting

The code in nuc900_slave_select() supports handling SPI_CS_HIGH.
Thus set SPI_CS_HIGH bit in master->mode_bits to make it work.
Otherwise, spi_setup() will return unsupported mode bits error message if
SPI_CS_HIGH is set in the mode field of struct spi_device.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
---

diff --git a/drivers/spi/spi-nuc900.c b/drivers/spi/spi-nuc900.c
index 150d85453c27..ee0136631c00 100644
--- a/drivers/spi/spi-nuc900.c
+++ b/drivers/spi/spi-nuc900.c
@@ -373,7 +373,7 @@ static int nuc900_spi_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, hw);
 	init_completion(&hw->done);
 
-	master->mode_bits          = SPI_MODE_0;
+	master->mode_bits          = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
 	master->num_chipselect     = hw->pdata->num_cs;
 	master->bus_num            = hw->pdata->bus_num;
 	hw->bitbang.master         = hw->master;