[PATCH 2/3] drm/bridge: tc358767: increase CLRSIPO count
Lucas Stach
l.stach at pengutronix.de
Wed Jul 6 13:28:11 UTC 2022
The current CLRSIPO count is marginal and does not work with high
DSI clock rates. Increase it a bit to allow the DSI link to work at
up to 1Gbps lane speed.
Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
---
drivers/gpu/drm/bridge/tc358767.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
index 3b31f63ad36c..fd4936215b55 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -1257,10 +1257,10 @@ static int tc_dsi_rx_enable(struct tc_data *tc)
u32 value;
int ret;
- regmap_write(tc->regmap, PPI_D0S_CLRSIPOCOUNT, 3);
- regmap_write(tc->regmap, PPI_D1S_CLRSIPOCOUNT, 3);
- regmap_write(tc->regmap, PPI_D2S_CLRSIPOCOUNT, 3);
- regmap_write(tc->regmap, PPI_D3S_CLRSIPOCOUNT, 3);
+ regmap_write(tc->regmap, PPI_D0S_CLRSIPOCOUNT, 5);
+ regmap_write(tc->regmap, PPI_D1S_CLRSIPOCOUNT, 5);
+ regmap_write(tc->regmap, PPI_D2S_CLRSIPOCOUNT, 5);
+ regmap_write(tc->regmap, PPI_D3S_CLRSIPOCOUNT, 5);
regmap_write(tc->regmap, PPI_D0S_ATMR, 0);
regmap_write(tc->regmap, PPI_D1S_ATMR, 0);
regmap_write(tc->regmap, PPI_TX_RX_TA, TTA_GET | TTA_SURE);
--
2.30.2
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