diff options
| author | Icenowy Zheng <icenowy@aosc.io> | 2017-11-01 14:18:06 (GMT) |
|---|---|---|
| committer | Jagan Teki <jagan@amarulasolutions.com> | 2017-11-06 08:13:28 (GMT) |
| commit | 460b15adc9baab3dd403191b14c34647a24c1fcc (patch) | |
| tree | 183c3438a555bb1cc649eea0484a9264af36577c /drivers | |
| parent | 43ede0bca7fc1590b623832b743213b818257a27 (diff) | |
| download | u-boot-460b15adc9baab3dd403191b14c34647a24c1fcc.tar.xz | |
video: sunxi: de2: fix SimpleFB node creation when HDMI not initialized
When HDMI is not initialized (e.g. no monitor is plugged), the current
SimpleFB code will still create a broken SimpleFB node.
Detect whether HDMI is initialized when creating SimpleFB node.
Fixes: be5b96f0e411 ("sunxi: setup simplefb for Allwinner DE2")
Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Reviewed-by: Jagan Teki <jagan@openedev.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/sunxi/sunxi_de2.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/video/sunxi/sunxi_de2.c b/drivers/video/sunxi/sunxi_de2.c index e890340..6d6bb2e 100644 --- a/drivers/video/sunxi/sunxi_de2.c +++ b/drivers/video/sunxi/sunxi_de2.c @@ -346,13 +346,19 @@ int sunxi_simplefb_setup(void *blob) "sunxi_dw_hdmi", &hdmi); if (ret) { debug("HDMI not present\n"); - return 0; + } else if (device_active(hdmi)) { + if (mux == 0) + pipeline = "mixer0-lcd0-hdmi"; + else + pipeline = "mixer1-lcd1-hdmi"; + } else { + debug("HDMI present but not probed\n"); } - if (mux == 0) - pipeline = "mixer0-lcd0-hdmi"; - else - pipeline = "mixer1-lcd1-hdmi"; + if (!pipeline) { + debug("No active display present\n"); + return 0; + } de2_priv = dev_get_uclass_priv(de2); de2_plat = dev_get_uclass_platdata(de2); |