diff options
| author | Maxime Jourdan | 2019-06-04 22:26:19 +0200 |
|---|---|---|
| committer | Anatolij Gustschin | 2019-06-05 10:51:46 +0200 |
| commit | f944b15966d410fd81f6051a836f86d5263f617e (patch) | |
| tree | 5eb859c64f84e082e71d68199815713e9cb7fc66 | |
| parent | ffe8a92b4bd98d83a1828e19cc27e85eb1e06216 (diff) | |
video: meson: hdmi-supply regulator should be optional
Some boards don't have such a regulator, and don't need one to enable
HDMI display. Make it optional, fixing hdmi display for those boards.
Also surround the regulator code with a config check on DM_REGULATOR.
Reported-by: Mohammad Rasim <mohammad.rasim96@gmail.com>
Signed-off-by: Maxime Jourdan <mjourdan@baylibre.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Mohammad Rasim <mohammad.rasim96@gmail.com>
| -rw-r--r-- | drivers/video/meson/meson_dw_hdmi.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/video/meson/meson_dw_hdmi.c b/drivers/video/meson/meson_dw_hdmi.c index 7a1c060856a..483c93f6b6c 100644 --- a/drivers/video/meson/meson_dw_hdmi.c +++ b/drivers/video/meson/meson_dw_hdmi.c @@ -361,13 +361,19 @@ static int meson_dw_hdmi_probe(struct udevice *dev) priv->hdmi.i2c_clk_high = 0x67; priv->hdmi.i2c_clk_low = 0x78; +#if CONFIG_IS_ENABLED(DM_REGULATOR) ret = device_get_supply_regulator(dev, "hdmi-supply", &supply); - if (ret) + if (ret && ret != -ENOENT) { + pr_err("Failed to get HDMI regulator\n"); return ret; + } - ret = regulator_set_enable(supply, true); - if (ret) - return ret; + if (!ret) { + ret = regulator_set_enable(supply, true); + if (ret) + return ret; + } +#endif ret = reset_get_bulk(dev, &resets); if (ret) |