diff options
author | Greg Meiste <w30289@motorola.com> | 2010-09-30 11:40:22 -0500 |
---|---|---|
committer | Rebecca Schultz Zavin <rebecca@android.com> | 2010-10-08 19:04:36 -0700 |
commit | 9cd8acf1b9971bf049abab2fb8513fb6a2cd1a3b (patch) | |
tree | 65619ab6ec1ba7b5f0b69c278e415e769e0704c5 /drivers/spi | |
parent | 493f938e0dfc070e13bd66bc683c31fa08233609 (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 6023da9a103a..3709d5dccd76 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); |