diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/omap2/dss/dispc.c | 7 | ||||
| -rw-r--r-- | drivers/video/omap2/dss/dispc.h | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index e7ed1f7..ea9a848 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -87,6 +87,9 @@ struct dispc_features { /* no DISPC_IRQ_FRAMEDONETV on this SoC */ bool no_framedone_tv:1; + + /* revert to the OMAP4 mechanism of DISPC Smart Standby operation */ + bool mstandby_workaround:1; }; #define DISPC_MAX_NR_FIFOS 5 @@ -3490,6 +3493,9 @@ static void _omap_dispc_initial_config(void) dispc_configure_burst_sizes(); dispc_ovl_enable_zorder_planes(); + + if (dispc.feat->mstandby_workaround) + REG_FLD_MOD(DISPC_MSTANDBY_CTRL, 1, 0, 0); } static const struct dispc_features omap24xx_dispc_feats __initconst = { @@ -3584,6 +3590,7 @@ static const struct dispc_features omap54xx_dispc_feats __initconst = { .calc_core_clk = calc_core_clk_44xx, .num_fifos = 5, .gfx_fifo_workaround = true, + .mstandby_workaround = true, }; static int __init dispc_init_features(struct platform_device *pdev) diff --git a/drivers/video/omap2/dss/dispc.h b/drivers/video/omap2/dss/dispc.h index 222363c6..de4863d 100644 --- a/drivers/video/omap2/dss/dispc.h +++ b/drivers/video/omap2/dss/dispc.h @@ -39,6 +39,7 @@ #define DISPC_GLOBAL_BUFFER 0x0800 #define DISPC_CONTROL3 0x0848 #define DISPC_CONFIG3 0x084C +#define DISPC_MSTANDBY_CTRL 0x0858 /* DISPC overlay registers */ #define DISPC_OVL_BA0(n) (DISPC_OVL_BASE(n) + \ |
