diff options
| author | Johan Mossberg <johan.xx.mossberg@stericsson.com> | 2011-05-05 16:42:46 +0200 |
|---|---|---|
| committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-05-22 11:03:54 +0200 |
| commit | aed4ab72a4528e2fef04841d89f61c2510aba0c7 (patch) | |
| tree | c894ed1ae92e4bf3f592da6bbc5b368ca9139d27 /arch | |
| parent | 36141cc87ae125571daa3f75eba12b0add041f23 (diff) | |
MCDE: Use fifo A for main display
When DDR is clocked down to 25% the main display starts flickering.
When using the larger fifo A for the main display this problem goes
away.
ST-Ericsson ID: 338515
ST-Ericsson FOSS-OUT ID: Trivial
Change-Id: Ie488e4839d94f26818439a13042b202dcdd98833
Signed-off-by: Johan Mossberg <johan.xx.mossberg@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/22462
Reviewed-by: Jimmy RUBIN <jimmy.rubin@stericsson.com>
Reviewed-by: Linus WALLEIJ <linus.walleij@stericsson.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500-mcde.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-mcde.c b/arch/arm/mach-ux500/board-mop500-mcde.c index edf603dd0ce..ce32ae71b4b 100644 --- a/arch/arm/mach-ux500/board-mop500-mcde.c +++ b/arch/arm/mach-ux500/board-mop500-mcde.c @@ -105,7 +105,11 @@ struct mcde_display_device generic_display0 = { .id = PRIMARY_DISPLAY_ID, .port = &port0, .chnl_id = MCDE_CHNL_A, - .fifo = MCDE_FIFO_C0, + /* + * A large fifo is needed when ddr is clocked down to 25% to not get + * latency problems. + */ + .fifo = MCDE_FIFO_A, #ifdef CONFIG_MCDE_DISPLAY_PRIMARY_16BPP .default_pixel_format = MCDE_OVLYPIXFMT_RGB565, #else |