diff options
| author | Michael5 Chen1 <michael5_chen1@pegatron.corp-partner.google.com> | 2022-12-28 13:52:55 +0800 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2023-01-06 10:47:35 +0000 |
| commit | eb4a8c7a2878964c66bfa0122468bd9c319e2bfb (patch) | |
| tree | 5ffafb617fd3ade10aa3743647df870eceb098b8 | |
| parent | de7513c852bd75f2dadc293f8565f7ce9b52b84d (diff) | |
| download | chrome-ec-eb4a8c7a2878964c66bfa0122468bd9c319e2bfb.tar.gz | |
marasov: Modify I2C frequence for i2c2/i2c6.
Depend on SYV682 datasheet, modify i2c frequecny to 400KHz.
BUG=b:263831228
BRANCH=non
TEST=manual
Run command "ectool i2cspeed 2" and "ectool i2cspeed 8",
and check i2c frequency.
Change-Id: I9918715545794040bcb0ecda3a39eb6c3de868ea
Signed-off-by: Michael5 Chen1 <michael5_chen1@pegatron.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/4127576
Reviewed-by: Kyle Lin <kylelinck@google.com>
Code-Coverage: Zoss <zoss-cl-coverage@prod.google.com>
Commit-Queue: Kyle Lin <kylelinck@google.com>
| -rw-r--r-- | board/marasov/i2c.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/board/marasov/i2c.c b/board/marasov/i2c.c index 792dc1745a..846be8947a 100644 --- a/board/marasov/i2c.c +++ b/board/marasov/i2c.c @@ -31,7 +31,7 @@ const struct i2c_port_t i2c_ports[] = { /* I2C2 */ .name = "ppc0,2", .port = I2C_PORT_USB_C0_PPC, - .kbps = 1000, + .kbps = 400, .scl = GPIO_EC_I2C_USB_C0_PPC_BC_SCL, .sda = GPIO_EC_I2C_USB_C0_PPC_BC_SDA, }, @@ -56,7 +56,7 @@ const struct i2c_port_t i2c_ports[] = { /* I2C6 */ .name = "ppc1", .port = I2C_PORT_USB_C1_PPC, - .kbps = 1000, + .kbps = 400, .scl = GPIO_EC_I2C_USB_C1_MIX_SCL, .sda = GPIO_EC_I2C_USB_C1_MIX_SDA, .flags = I2C_PORT_FLAG_DYNAMIC_SPEED, |