Duncan Laurie (dlaurie@chromium.org) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16392
-gerrit
commit 04acd7e77efd0facee30ff335e1e981265ebd577 Author: Duncan Laurie dlaurie@chromium.org Date: Thu Sep 1 14:22:34 2016 -0700
lpss_i2c: Increase default timeout to 4ms
Increase the default timeout in the LPSS I2C driver to 4ms from 2ms. During testing with some slower devices I found that the existing timeout could be too short leading to transaction failures.
Change-Id: Ied86c7a0aa26d55b31f447c5938803c194d0045e Signed-off-by: Duncan Laurie dlaurie@chromium.org --- src/soc/intel/common/lpss_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/soc/intel/common/lpss_i2c.c b/src/soc/intel/common/lpss_i2c.c index a9bbbb3..b2e531a 100644 --- a/src/soc/intel/common/lpss_i2c.c +++ b/src/soc/intel/common/lpss_i2c.c @@ -61,7 +61,7 @@ struct lpss_i2c_regs { } __attribute__((packed));
/* Use a ~2ms timeout for various operations */ -#define LPSS_I2C_TIMEOUT_US 2000 +#define LPSS_I2C_TIMEOUT_US 4000
/* High and low times in different speed modes (in ns) */ enum {