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| author | Shawn Nematbakhsh <shawnn@chromium.org> | 2017-09-20 16:44:48 -0700 |
|---|---|---|
| committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2017-09-25 19:09:33 +0000 |
| commit | b42eebb9531f4ad58af6bc71abfe16601dc3a661 (patch) | |
| tree | f53e0e41c53a85a45583cde1752d2a5996452517 | |
| parent | 193e4ff4e3a358fbe29762ea1bcc733b97cfc9f9 (diff) | |
| download | chrome-ec-b42eebb9531f4ad58af6bc71abfe16601dc3a661.tar.gz | |
pd: Apply consistent Rp at boot
CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT Rp is applied when neither port
is a source, so apply it at boot to be consistent.
BUG=chromium:766814
BRANCH=gru
TEST=On kevin, verify 3A Rp is applied to both ports at boot.
Change-Id: Ib62a96063783e8ef9ac9240800f445fa9e5a59af
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/677087
| -rw-r--r-- | common/usb_pd_protocol.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/common/usb_pd_protocol.c b/common/usb_pd_protocol.c index a522e66147..0653b79613 100644 --- a/common/usb_pd_protocol.c +++ b/common/usb_pd_protocol.c @@ -1540,7 +1540,12 @@ void pd_task(void) pd[port].power_role = PD_ROLE_DEFAULT; pd[port].vdm_state = VDM_STATE_DONE; set_state(port, this_state); +#ifdef CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT + ASSERT(PD_ROLE_DEFAULT == PD_ROLE_SINK); + tcpm_select_rp_value(port, CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT); +#else tcpm_select_rp_value(port, CONFIG_USB_PD_PULLUP); +#endif tcpm_set_cc(port, PD_ROLE_DEFAULT == PD_ROLE_SOURCE ? TYPEC_CC_RP : TYPEC_CC_RD); |