diff options
Diffstat (limited to 'drivers/video/omap2/dss')
| -rw-r--r-- | drivers/video/omap2/dss/Kconfig | 12 | ||||
| -rw-r--r-- | drivers/video/omap2/dss/dss.c | 13 |
2 files changed, 0 insertions, 25 deletions
diff --git a/drivers/video/omap2/dss/Kconfig b/drivers/video/omap2/dss/Kconfig index 6b3e2da11419..0d12524db14b 100644 --- a/drivers/video/omap2/dss/Kconfig +++ b/drivers/video/omap2/dss/Kconfig @@ -117,18 +117,6 @@ config OMAP2_DSS_MIN_FCK_PER_PCK Max FCK is 173MHz, so this doesn't work if your PCK is very high. -config OMAP2_DSS_SLEEP_BEFORE_RESET - bool "Sleep 50ms before DSS reset" - default y - help - For some unknown reason we may get SYNC_LOST errors from the display - subsystem at initialization time if we don't sleep before resetting - the DSS. See the source (dss.c) for more comments. - - However, 50ms is quite long time to sleep, and with some - configurations the SYNC_LOST may never happen, so the sleep can - be disabled here. - config OMAP2_DSS_SLEEP_AFTER_VENC_RESET bool "Sleep 20ms after VENC reset" default y diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c index ff5664e0856c..810ea8cbc1e6 100644 --- a/drivers/video/omap2/dss/dss.c +++ b/drivers/video/omap2/dss/dss.c @@ -1037,19 +1037,6 @@ static int omap_dsshw_probe(struct platform_device *pdev) * the kernel resets it */ omap_writel(omap_readl(0x48050440) & ~0x3, 0x48050440); -#ifdef CONFIG_OMAP2_DSS_SLEEP_BEFORE_RESET - /* We need to wait here a bit, otherwise we sometimes start to - * get synclost errors, and after that only power cycle will - * restore DSS functionality. I have no idea why this happens. - * And we have to wait _before_ resetting the DSS, but after - * enabling clocks. - * - * This bug was at least present on OMAP3430. It's unknown - * if it happens on OMAP2 or OMAP3630. - */ - msleep(50); -#endif - _omap_dss_reset(); /* autoidle */ |