diff options
| author | Caveh Jalali <caveh@google.com> | 2017-08-15 15:23:21 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2017-08-16 20:46:36 -0700 |
| commit | ee3fb6c6aa1b1ba3a7d92e1fdd8a32a5924246d6 (patch) | |
| tree | 40686bba3abaae99d1581ffd8c406bf37862259f /board/coral | |
| parent | 63158e2ee67a906d0868fad4c65d04207b4e0427 (diff) | |
| download | chrome-ec-ee3fb6c6aa1b1ba3a7d92e1fdd8a32a5924246d6.tar.gz | |
ps8xxx: use custom tcpm_drv
the ps8xxx family of TCPCs (ps8751, ps8805) have historically used the
generic tcpci_tcpm_drv functions, but we need to override some of
these entry points because the parade parts need to be woken up before
accessing registers.
in most cases, this doesn't matter because we access the chip in quick
succession where we can "safely" assume the chip is awake -- and the
code is structured to implicitly keep the chip awake. the new case we
need to address here is where we need to suspend the pd_task and TCPC
at an arbitrary point in time. the driver's .release method is called
to shut down the chip, and that involves first waking up the chip to
be able to access its regs to mask off interrupts, etc.
BUG=b:35586896
BRANCH=none
TEST=tested from depthcharge - we no longer get errors in the EC
console logs about TCPC "release" failed.
Change-Id: Ic2a90b71050b3f68c697b1cef48d736ed88b3f41
Signed-off-by: Caveh Jalali <caveh@google.com>
Reviewed-on: https://chromium-review.googlesource.com/616460
Reviewed-by: Shawn N <shawnn@chromium.org>
Diffstat (limited to 'board/coral')
| -rw-r--r-- | board/coral/board.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/board/coral/board.c b/board/coral/board.c index f32b81dc73..4bb5144465 100644 --- a/board/coral/board.c +++ b/board/coral/board.c @@ -252,7 +252,7 @@ const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = { [USB_PD_PORT_PS8751] = { .i2c_host_port = NPCX_I2C_PORT0_1, .i2c_slave_addr = 0x16, - .drv = &tcpci_tcpm_drv, + .drv = &ps8xxx_tcpm_drv, .pol = TCPC_ALERT_ACTIVE_LOW, }, }; |