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| author | Edward Hill <ecgh@chromium.org> | 2018-08-28 17:04:27 -0600 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-08-31 15:08:51 -0700 |
| commit | 20622804ce85eed0f3ff6562e9d3324c1788f156 (patch) | |
| tree | 19ec1561e81c88ddc419eb4545e0b24d284a94c0 /baseboard/grunt | |
| parent | d219d5cef0f429ff01753159b11355d02fe194f9 (diff) | |
| download | chrome-ec-20622804ce85eed0f3ff6562e9d3324c1788f156.tar.gz | |
grunt: Configure ANX3429 interrupt as open-drain
As a push-pull, the ANX3429 will push 3.3V into a 1.8V pin,
which will draw power needlessly, so change to configure as
open-drain.
BRANCH=none
BUG=b:113073625
TEST=PD still works on Grunt USB-C0
Change-Id: I4596d6b5b84b3d65ea1b00ef72d6f1358a429cc7
Signed-off-by: Edward Hill <ecgh@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1194989
Commit-Ready: Jonathan Brandmeyer <jbrandmeyer@chromium.org>
Reviewed-by: Jonathan Brandmeyer <jbrandmeyer@chromium.org>
Diffstat (limited to 'baseboard/grunt')
| -rw-r--r-- | baseboard/grunt/baseboard.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/baseboard/grunt/baseboard.c b/baseboard/grunt/baseboard.c index ded1c6ac19..84ba9f1786 100644 --- a/baseboard/grunt/baseboard.c +++ b/baseboard/grunt/baseboard.c @@ -90,6 +90,7 @@ const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = { .i2c_slave_addr = ANX74XX_I2C_ADDR1, .drv = &anx74xx_tcpm_drv, .pol = TCPC_ALERT_ACTIVE_LOW, + .od = TCPC_ALERT_OPEN_DRAIN, }, [USB_PD_PORT_PS8751] = { .i2c_host_port = I2C_PORT_TCPC1, |