New patch to review for coreboot: lpss_i2c: Increase default timeout to 4ms

[Duncan Laurie]

Duncan Laurie ([e-mail]) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16392

-gerrit

commit 04acd7e77efd0facee30ff335e1e981265ebd577
Author: Duncan Laurie 
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 
---
 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 {