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| author | Devin Lu <devin.lu@quantatw.com> | 2020-03-24 10:05:50 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-03-26 06:57:03 +0000 |
| commit | a36482e9c650c5d73837a9dbe3c60056f77de3c0 (patch) | |
| tree | 0334cb0c4474bd31453e4ce9bde9fa74176efdf1 /baseboard/hatch/baseboard.c | |
| parent | f21d9520fb51508d24c2128c1bc4065b30fc7a0f (diff) | |
| download | chrome-ec-a36482e9c650c5d73837a9dbe3c60056f77de3c0.tar.gz | |
hatch/baseboard: Increase TCPC i2c speed to 400Khz
Currently TCPC tSenderResponse time is not meet PD specification.
This patch increase TCPC i2c speed to 400Khz to improve response time.
BUG=b:152008672, b:152306339
BRANCH=firmware-hatch-12672.B
TEST=make sure tSenderResponse time is under 24ms while sysjump.
Change-Id: I70c1b2a530006923dd1e6a51f1ba8e924e90400f
Signed-off-by: Devin Lu <Devin.Lu@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2115895
Reviewed-by: Scott Collyer <scollyer@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
Diffstat (limited to 'baseboard/hatch/baseboard.c')
| -rw-r--r-- | baseboard/hatch/baseboard.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/baseboard/hatch/baseboard.c b/baseboard/hatch/baseboard.c index aa5463390e..0866ef091a 100644 --- a/baseboard/hatch/baseboard.c +++ b/baseboard/hatch/baseboard.c @@ -77,9 +77,9 @@ const struct i2c_port_t i2c_ports[] = { #endif {"ppc0", I2C_PORT_PPC0, 100, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, #if CONFIG_USB_PD_PORT_MAX_COUNT > 1 - {"tcpc1", I2C_PORT_TCPC1, 100, GPIO_I2C2_SCL, GPIO_I2C2_SDA}, + {"tcpc1", I2C_PORT_TCPC1, 400, GPIO_I2C2_SCL, GPIO_I2C2_SDA}, #endif - {"tcpc0", I2C_PORT_TCPC0, 100, GPIO_I2C3_SCL, GPIO_I2C3_SDA}, + {"tcpc0", I2C_PORT_TCPC0, 400, GPIO_I2C3_SCL, GPIO_I2C3_SDA}, #ifdef BOARD_AKEMI {"thermal", I2C_PORT_THERMAL, 400, GPIO_I2C4_SCL, GPIO_I2C4_SDA}, #endif |