spi/ath79: remove superfluous chip select code
authorGabor Juhos <juhosg@openwrt.org>
Thu, 27 Dec 2012 09:42:26 +0000 (10:42 +0100)
committerGrant Likely <grant.likely@secretlab.ca>
Tue, 5 Feb 2013 12:58:18 +0000 (12:58 +0000)
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>
drivers/spi/spi-ath79.c

index d4b8e12..a725e62 100644 (file)
@@ -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;