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authorGabor Juhos <juhosg@openwrt.org>2012-12-27 13:42:26 +0400
committerGrant Likely <grant.likely@secretlab.ca>2013-02-05 16:58:18 +0400
commitf1e8fc9898fd8ca78b7438d3c2e60028d3ae2a34 (patch)
treebf9f2cb714c5b6d78d9e9706be6c18c7b4ef2d97 /drivers/spi
parent72611db0eef21f4456d79ba302af4b34ea384f30 (diff)
downloadlinux-f1e8fc9898fd8ca78b7438d3c2e60028d3ae2a34.tar.xz
spi/ath79: remove superfluous chip select code
The spi_bitbang driver calls the chipselect function of the driver from spi_bitbang_setup in order to deselect the given SPI chip, so we don't have to initialize the CS line here. Signed-off-by: Gabor Juhos <juhosg@openwrt.org> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-ath79.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c
index d4b8e1236612..a725e62dfa90 100644
--- a/drivers/spi/spi-ath79.c
+++ b/drivers/spi/spi-ath79.c
@@ -128,12 +128,6 @@ static int ath79_spi_setup_cs(struct spi_device *spi)
gpio_free(cdata->gpio);
return status;
}
- } else {
- if (spi->mode & SPI_CS_HIGH)
- sp->ioc_base |= AR71XX_SPI_IOC_CS0;
- else
- sp->ioc_base &= ~AR71XX_SPI_IOC_CS0;
- ath79_spi_wr(sp, AR71XX_SPI_REG_IOC, sp->ioc_base);
}
return 0;