diff options
| author | Lin Huang <hl@rock-chips.com> | 2016-10-23 14:17:25 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-11-14 18:08:11 +0100 |
| commit | a09b338362c09aebf5f35a63b2412f358621db0f (patch) | |
| tree | 5d87706ae5209bd0507ed27e9b8fbf8405e01bca /src/soc/rockchip/rk3288/display.c | |
| parent | 1d6957e9a99e1cdfc50a2b60a8d67b4809604216 (diff) | |
soc/rockchip: split edp_enable() function
To avoid garbage display in firmware on warm reset, we need
to enable eDP display in depthcharge instead when the framebuffer is
cleared.
Therefore limit edp_enable() in coreboot to just configure eDP,
and leave enabling the display to depthcharge.
CQ-DEPEND=CL:402071
BUG=chrome-os-partner:58675
BRANCH=none
TEST=Boot from kevin, and display work
Change-Id: I9d937ead33ebba58e33e02fd73b80d6e11bb69aa
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 38b0d18c3fae37dfccb18fe809f763b98703167c
Original-Change-Id: Ibbc283a5892b98f4922f02fd67465fe2e1d01b71
Original-Signed-off-by: Lin Huang <hl@rock-chips.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/402095
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/17207
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/soc/rockchip/rk3288/display.c')
| -rw-r--r-- | src/soc/rockchip/rk3288/display.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/soc/rockchip/rk3288/display.c b/src/soc/rockchip/rk3288/display.c index 30c8ca1d06..2298d8b6e3 100644 --- a/src/soc/rockchip/rk3288/display.c +++ b/src/soc/rockchip/rk3288/display.c @@ -128,6 +128,10 @@ void rk_display_init(device_t dev, u32 lcdbase, case VOP_MODE_EDP: default: + if (rk_edp_prepare()) { + printk(BIOS_WARNING, "edp prepare err\n"); + return; + } if (rk_edp_enable()) { printk(BIOS_WARNING, "edp enable err\n"); return; |