This corrects i2c core to interpret the value returned by
i2c_set_bus_speed as a success indicator rather than the
actual speed that was set. When i2c_set_bus_speed returns
a failure code, the speed is unknown so the adapter speed
is set to zero.
Signed-off-by: Darwin Rambo <dra...@broadcom.com>
Reviewed-by: Tim Kryger <tim.kry...@linaro.org>
Reviewed-by: Steve Rae <s...@broadcom.com>
---
drivers/i2c/i2c_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/i2c_core.c b/drivers/i2c/i2c_core.c
index e1767f4..18d6736 100644
--- a/drivers/i2c/i2c_core.c
+++ b/drivers/i2c/i2c_core.c
@@ -349,7 +349,7 @@ unsigned int i2c_set_bus_speed(unsigned int speed)
return 0;
ret = I2C_ADAP->set_bus_speed(I2C_ADAP, speed);
if (gd->flags & GD_FLG_RELOC)
- I2C_ADAP->speed = ret;
+ I2C_ADAP->speed = (ret == 0) ? speed : 0;
return ret;
}
--
1.7.9.5
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