diff options
| author | Will Tsai <will_tsai@wistron.corp-partner.google.com> | 2021-12-21 20:35:37 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2022-01-05 02:53:51 +0000 |
| commit | 9040b4033c7f52dfa8e1aa9b64bd61fa9913d1b3 (patch) | |
| tree | 67a8d779839cb83c983b65c129fdee7b77efb15e | |
| parent | 9cae34f1ccc1eb9796a0fb3acfd3c81d934c8a52 (diff) | |
| download | chrome-ec-9040b4033c7f52dfa8e1aa9b64bd61fa9913d1b3.tar.gz | |
gimble: modify TCPC I2C speed to 1000 kbps
BUG=b:194264003
BRANCH=none
TEST=make -j BOARD=gimble
Signed-off-by: Will Tsai <will_tsai@wistron.corp-partner.google.com>
Change-Id: I0ba9f675017675315cb44e98c4aebc53c0a01098
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3351430
Reviewed-by: caveh jalali <caveh@chromium.org>
| -rw-r--r-- | board/gimble/board.h | 6 | ||||
| -rw-r--r-- | board/gimble/i2c.c | 13 |
2 files changed, 9 insertions, 10 deletions
diff --git a/board/gimble/board.h b/board/gimble/board.h index 03c0782bea..29f2440ad3 100644 --- a/board/gimble/board.h +++ b/board/gimble/board.h @@ -77,6 +77,12 @@ #define PD_POWER_SUPPLY_TURN_OFF_DELAY 30000 /* us */ #define PD_VCONN_SWAP_DELAY 5000 /* us */ +/* I2C speed console command */ +#define CONFIG_CMD_I2C_SPEED + +/* I2C control host command */ +#define CONFIG_HOSTCMD_I2C_CONTROL + /* * Passive USB-C cables only support up to 60W. */ diff --git a/board/gimble/i2c.c b/board/gimble/i2c.c index ed763fffca..7bedcc05db 100644 --- a/board/gimble/i2c.c +++ b/board/gimble/i2c.c @@ -18,14 +18,10 @@ const struct i2c_port_t i2c_ports[] = { .sda = GPIO_EC_I2C_SENSOR_SDA, }, { - /* I2C1 - * TODO(b/194264003) Need to check the signals with a scope - * before raising to 1MHz. - */ /* I2C1 */ .name = "tcpc0", .port = I2C_PORT_USB_C0_TCPC, - .kbps = 400, + .kbps = 1000, .scl = GPIO_EC_I2C_USB_C0_C2_TCPC_SCL, .sda = GPIO_EC_I2C_USB_C0_C2_TCPC_SDA, }, @@ -38,16 +34,13 @@ const struct i2c_port_t i2c_ports[] = { .sda = GPIO_EC_I2C_USB_C0_C2_PPC_BC_SDA, }, { - /* I2C4 - * TODO(b/194264003) Need to check the signals with a scope - * before raising to 1MHz. - */ /* I2C4 C1 TCPC */ .name = "tcpc1", .port = I2C_PORT_USB_C1_TCPC, - .kbps = 400, + .kbps = 1000, .scl = GPIO_EC_I2C_USB_C1_TCPC_SCL, .sda = GPIO_EC_I2C_USB_C1_TCPC_SDA, + .flags = I2C_PORT_FLAG_DYNAMIC_SPEED, }, { /* I2C5 */ |