diff options
Diffstat (limited to 'drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c')
| -rw-r--r-- | drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c index 274558b3b32b..e50467a0deb0 100644 --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c @@ -217,6 +217,22 @@ static const u32 fsl_dcu_drm_plane_formats[] = { DRM_FORMAT_YUV422, }; +void fsl_dcu_drm_init_planes(struct drm_device *dev) +{ + struct fsl_dcu_drm_device *fsl_dev = dev->dev_private; + int i, j; + + for (i = 0; i < fsl_dev->soc->total_layer; i++) { + for (j = 1; j <= fsl_dev->soc->layer_regs; j++) + regmap_write(fsl_dev->regmap, DCU_CTRLDESCLN(i, j), 0); + } + regmap_update_bits(fsl_dev->regmap, DCU_DCU_MODE, + DCU_MODE_DCU_MODE_MASK, + DCU_MODE_DCU_MODE(DCU_MODE_OFF)); + regmap_write(fsl_dev->regmap, DCU_UPDATE_MODE, + DCU_UPDATE_MODE_READREG); +} + struct drm_plane *fsl_dcu_drm_primary_create_plane(struct drm_device *dev) { struct drm_plane *primary; |