diff options
author | Greg Meiste <w30289@motorola.com> | 2010-09-30 11:40:22 -0500 |
---|---|---|
committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:36:05 -0800 |
commit | a15f96ec6de6c511fc2183a81a6fba67fc034ddc (patch) | |
tree | e8a740b0e617883f7c3a8408638b1e49799c459e /drivers/spi | |
parent | 9959643c6064aa0004d6de393dd9921bb6cc3cf2 (diff) |
spi: tegra: Increase delay between CS and clock start
Some SPI devices require a delay between the CS and when the clock
starts. Increase SS_SETUP to accommodate these devices.
Change-Id: I301e3583e70c722cadde5a9f91119881805dd3a5
Signed-off-by: Greg Meiste <w30289@motorola.com>
Diffstat (limited to 'drivers/spi')
-rw-r--r-- | drivers/spi/spi-tegra.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/spi/spi-tegra.c b/drivers/spi/spi-tegra.c index aa25ed77f0b5..b268583ddc23 100644 --- a/drivers/spi/spi-tegra.c +++ b/drivers/spi/spi-tegra.c @@ -274,6 +274,7 @@ static void spi_tegra_start_transfer(struct spi_device *spi, val |= SLINK_TXEN; val |= SLINK_SS_EN_CS(spi->chip_select); val |= SLINK_SPIE; + val |= SLINK_SS_SETUP(3); spi_tegra_writel(tspi, val, SLINK_COMMAND2); val = spi_tegra_readl(tspi, SLINK_COMMAND); |