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| author | David Huang <david.huang@quanta.corp-partner.google.com> | 2020-03-24 15:15:46 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-03-26 08:06:33 +0000 |
| commit | c266c3c4429bddc7ce54c5a389c51b941ed1e1c4 (patch) | |
| tree | e2c504673190899481cf9d7e2e59255a392b375e /board/ezkinil/board.c | |
| parent | e7d7019dc5ecd064c42b5e081083c5a6e0d973b2 (diff) | |
| download | chrome-ec-c266c3c4429bddc7ce54c5a389c51b941ed1e1c4.tar.gz | |
Ezkinil: Add control USB_A1_RETIMER_EN during power on/off
Add enable USB_A1_RETIMER_EN when power on , and disable when
power off.
BUG=none
BRANCH=ezkinil
TEST=Insert USBA device and check device show up..
Signed-off-by: David Huang <david.huang@quanta.corp-partner.google.com>
Change-Id: Iba017263aa6ff72ff7d61fdcce93e304090191bd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2115905
Reviewed-by: Vincent Wang <vwang@chromium.org>
Reviewed-by: Denis Brockus <dbrockus@chromium.org>
Diffstat (limited to 'board/ezkinil/board.c')
| -rw-r--r-- | board/ezkinil/board.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/board/ezkinil/board.c b/board/ezkinil/board.c index f881272da7..9dbf2fbb34 100644 --- a/board/ezkinil/board.c +++ b/board/ezkinil/board.c @@ -215,3 +215,15 @@ struct usb_mux usb_muxes[] = { }, }; BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT); + +static void usba_retimer_on(void) +{ + ioex_set_level(IOEX_USB_A1_RETIMER_EN, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_STARTUP, usba_retimer_on, HOOK_PRIO_DEFAULT); +static void usba_retimer_off(void) +{ + ioex_set_level(IOEX_USB_A1_RETIMER_EN, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, usba_retimer_off, HOOK_PRIO_DEFAULT); + |