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| author | Vinod Polimera <vpolimer@codeaurora.org> | 2021-03-17 16:11:12 +0530 |
|---|---|---|
| committer | Julius Werner <jwerner@chromium.org> | 2021-05-08 00:13:13 +0000 |
| commit | 6ea8033705a611518948e1f61cef2afed1b5341d (patch) | |
| tree | d074cdceeb4681815c914a8cef6b5b1243e1b43e /src/mainboard | |
| parent | e0dbeee40f9cfa0e43465db1a3f1c6c510b212ab (diff) | |
| download | coreboot-6ea8033705a611518948e1f61cef2afed1b5341d.tar.xz | |
trogdor: Add backlight support for sn65dsi86bridge for Homestar
Add backlight support in sn65dsi86bridge through the AUX channel using
eDP DPCD registers, which is needed on the GOOGLE_HOMESTAR board.
Change-Id: Ie700080f1feabe2d3397c38088a64cff27bfbe55
Signed-off-by: Vinod Polimera <vpolimer@codeaurora.org>
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52663
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/trogdor/Kconfig | 5 | ||||
| -rw-r--r-- | src/mainboard/google/trogdor/mainboard.c | 3 |
2 files changed, 8 insertions, 0 deletions
diff --git a/src/mainboard/google/trogdor/Kconfig b/src/mainboard/google/trogdor/Kconfig index 5538205476..4a2630d599 100644 --- a/src/mainboard/google/trogdor/Kconfig +++ b/src/mainboard/google/trogdor/Kconfig @@ -7,6 +7,11 @@ if BOARD_GOOGLE_TROGDOR_COMMON config TROGDOR_REV0 def_bool n +config TROGDOR_HAS_BRIDGE_BACKLIGHT + bool + default y if BOARD_GOOGLE_HOMESTAR + default n + config TROGDOR_HAS_FINGERPRINT bool default y if BOARD_GOOGLE_COACHZ diff --git a/src/mainboard/google/trogdor/mainboard.c b/src/mainboard/google/trogdor/mainboard.c index 61a64f842e..864bd6daa6 100644 --- a/src/mainboard/google/trogdor/mainboard.c +++ b/src/mainboard/google/trogdor/mainboard.c @@ -83,6 +83,9 @@ static void display_init(struct edid *edid) return; sn65dsi86_bridge_configure(BRIDGE_BUS, BRIDGE_CHIP, edid, lanes, dsi_bpp); + if (CONFIG(TROGDOR_HAS_BRIDGE_BACKLIGHT)) + sn65dsi86_backlight_enable(BRIDGE_BUS, BRIDGE_CHIP); + mdp_dsi_video_config(edid); mdss_dsi_video_mode_config(edid, dsi_bpp); mdp_dsi_video_on(); |