Currently the fifo depth is set to zero for OMAP4 which disables the FIFO usage. This patch enables the FIFO usage for I2C transactions on OMAP4 also. Reported-By:Nishanth Menon <nm@xxxxxx> Signed-off-by: Shubhrajyoti D <shubhrajyoti@xxxxxx> --- drivers/i2c/busses/i2c-omap.c | 9 ++++----- 1 files changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index 58a58c7..934b52c 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -1059,13 +1059,12 @@ omap_i2c_probe(struct platform_device *pdev) * size. This is to ensure that we can handle the status on int * call back latencies. */ - if (dev->rev >= OMAP_I2C_REV_ON_4430) { - dev->fifo_size = 0; + dev->fifo_size = (dev->fifo_size / 2); + if (dev->rev >= OMAP_I2C_REV_ON_4430) dev->b_hw = 0; /* Disable hardware fixes */ - } else { - dev->fifo_size = (dev->fifo_size / 2); + else dev->b_hw = 1; /* Enable hardware fixes */ - } + /* calculate wakeup latency constraint for MPU */ if (dev->set_mpu_wkup_lat != NULL) dev->latency = (1000000 * dev->fifo_size) / -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html