According to FSL, the value in the TIMING2 register shall be 0x00300030 instead of what's written in the datasheet. This new value correlates with older STMP36xx datasheet. Issues were detected in Linux when this register was misconfigured, so write this correct value.
Signed-off-by: Marek Vasut marex@denx.de Cc: Stefano Babic sbabic@denx.de Cc: Fabio Estevam fabio.estevam@freescale.com --- drivers/i2c/mxs_i2c.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/i2c/mxs_i2c.c b/drivers/i2c/mxs_i2c.c index 3771452..006fb91 100644 --- a/drivers/i2c/mxs_i2c.c +++ b/drivers/i2c/mxs_i2c.c @@ -267,8 +267,8 @@ int i2c_set_bus_speed(unsigned int speed) writel(spd->timing0, &i2c_regs->hw_i2c_timing0); writel(spd->timing1, &i2c_regs->hw_i2c_timing1);
- writel((0x0015 << I2C_TIMING2_BUS_FREE_OFFSET) | - (0x000d << I2C_TIMING2_LEADIN_COUNT_OFFSET), + writel((0x0030 << I2C_TIMING2_BUS_FREE_OFFSET) | + (0x0030 << I2C_TIMING2_LEADIN_COUNT_OFFSET), &i2c_regs->hw_i2c_timing2);
return 0;