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| author | Derek Huang <derek.huang@intel.corp-partner.google.com> | 2021-08-25 17:19:39 +0800 |
|---|---|---|
| committer | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2021-10-06 22:19:00 +0000 |
| commit | c0bd123408680d3d7b0bb2c64acd103e2f13ec17 (patch) | |
| tree | 54eb07cf005a10de6b8e2bf8cbe8575fe5e039d7 /Documentation | |
| parent | c0f005a5d6e26c29bd1379163b890331ba8b38d0 (diff) | |
ec/google/chromeec: Add APIs for USB-C DP ALT mode
Add API to allow AP to send the command to EC to enter DP ALT mode
and API to wait for DP HPD event.
BUG=b:192947843
TEST=select ENABLE_TCSS_DISPLAY_DETECTION in Kconfig.name. Build
coreboot and update your system. Boot the system you will find below
message in the coreboot log with or without USB-C display connected:
'HPD ready after %lu ms' or 'HPD not ready after %ldms. Abort.'.
Signed-off-by: Derek Huang <derek.huang@intel.corp-partner.google.com>
Change-Id: Id11510c1ff58579ae2cddfe5a4d69646fd84f5c3
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57138
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'Documentation')
0 files changed, 0 insertions, 0 deletions