diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/fbdev/omap2/dss/dispc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c index be716c9ffb88..ced6050666cc 100644 --- a/drivers/video/fbdev/omap2/dss/dispc.c +++ b/drivers/video/fbdev/omap2/dss/dispc.c @@ -99,6 +99,9 @@ struct dispc_features { /* PIXEL_INC is not added to the last pixel of a line */ bool last_pixel_inc_missing:1; + + /* POL_FREQ has ALIGN bit */ + bool supports_sync_align:1; }; #define DISPC_MAX_NR_FIFOS 5 @@ -3163,6 +3166,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw, FLD_VAL(hs, 13, 13) | FLD_VAL(vs, 12, 12); + /* always set ALIGN bit when available */ + if (dispc.feat->supports_sync_align) + l |= (1 << 18); + dispc_write_reg(DISPC_POL_FREQ(channel), l); if (dispc.syscon_pol) { @@ -3854,6 +3861,7 @@ static const struct dispc_features omap44xx_dispc_feats = { .num_fifos = 5, .gfx_fifo_workaround = true, .set_max_preload = true, + .supports_sync_align = true, }; static const struct dispc_features omap54xx_dispc_feats = { @@ -3875,6 +3883,7 @@ static const struct dispc_features omap54xx_dispc_feats = { .gfx_fifo_workaround = true, .mstandby_workaround = true, .set_max_preload = true, + .supports_sync_align = true, }; static int dispc_init_features(struct platform_device *pdev) |