diff options
| author | sw.multimedia <sw.multimedia@starfivetech.com> | 2021-08-31 11:48:57 +0300 |
|---|---|---|
| committer | Emil Renner Berthing <emil.renner.berthing@canonical.com> | 2025-07-05 00:03:29 +0300 |
| commit | 613b6ebbb626cb8e7a04090fdc9cf644f22680d5 (patch) | |
| tree | db10562808caf4f5780be1b63379a410d6e37354 | |
| parent | e97c5e141d87f81122290683e2d528adab7900e3 (diff) | |
| download | linux-613b6ebbb626cb8e7a04090fdc9cf644f22680d5.tar.xz | |
drm/i2c/tda998x: Hardcode register values for Starlight
A proper solution to this hack should be found.
Signed-off-by: jack.zhu <jack.zhu@starfivetech.com>
Signed-off-by: keith.zhao <keith.zhao@starfivetech.com>
| -rw-r--r-- | drivers/gpu/drm/bridge/tda998x_drv.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/bridge/tda998x_drv.c b/drivers/gpu/drm/bridge/tda998x_drv.c index e636459d9185..fa56f550e93a 100644 --- a/drivers/gpu/drm/bridge/tda998x_drv.c +++ b/drivers/gpu/drm/bridge/tda998x_drv.c @@ -1610,7 +1610,9 @@ static void tda998x_bridge_mode_set(struct drm_bridge *bridge, reg |= VIP_CNTRL_3_H_TGL; if (mode->flags & DRM_MODE_FLAG_NVSYNC) reg |= VIP_CNTRL_3_V_TGL; - reg_write(priv, REG_VIP_CNTRL_3, reg); + //reg_write(priv, REG_VIP_CNTRL_3, reg); + reg_write(priv, REG_VIP_CNTRL_3, 0x26); + reg_write(priv, REG_VIDFORMAT, 0x06); reg_write(priv, REG_VIDFORMAT, 0x00); reg_write16(priv, REG_REFPIX_MSB, ref_pix); @@ -1648,7 +1650,8 @@ static void tda998x_bridge_mode_set(struct drm_bridge *bridge, reg |= TBG_CNTRL_1_H_TGL; if (mode->flags & DRM_MODE_FLAG_NVSYNC) reg |= TBG_CNTRL_1_V_TGL; - reg_write(priv, REG_TBG_CNTRL_1, reg); + //reg_write(priv, REG_TBG_CNTRL_1, reg); + reg_write(priv, REG_TBG_CNTRL_1, 0x46); /* must be last register set: */ reg_write(priv, REG_TBG_CNTRL_0, 0); |