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From ecf57a64feb737dec1da72aab21dccd30a88ba19 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Mon, 9 Jan 2012 15:03:28 +0100
Subject: [PATCH 3/7] 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>
---
drivers/spi/spi-ath79.c | 6 ------
1 files changed, 0 insertions(+), 6 deletions(-)
--- a/drivers/spi/spi-ath79.c
+++ b/drivers/spi/spi-ath79.c
@@ -128,12 +128,6 @@ static int ath79_spi_setup_cs(struct 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;
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