Exynos7870's DSIM requires more time to stabilize its PLL. The current
timeout value, 1000, doesn't suffice. Increase the value to 3000, which
is just about enough as observed experimentally.
Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
---
drivers/gpu/drm/bridge/samsung-dsim.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c
index 5787746c63035a94c0b8b7497df61bb1e69656cd..50dcdb9b81f68098936fbb3f121a0010b11cd8dd 100644
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -751,7 +751,7 @@ static unsigned long samsung_dsim_set_pll(struct samsung_dsim *dsi,
samsung_dsim_write(dsi, DSIM_PLLCTRL_REG, reg);
- timeout = 1000;
+ timeout = 3000;
do {
if (timeout-- == 0) {
dev_err(dsi->dev, "PLL failed to stabilize\n");
--
2.49.0