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drm/tc358762: Set the pre_enable_upstream_first flag to configure DSI host
author
Dave Stevenson
<dave.stevenson@raspberrypi.com>
Thu, 16 Dec 2021 15:33:43 +0000
(15:33 +0000)
committer
Dom Cobley
<popcornmix@gmail.com>
Mon, 21 Mar 2022 16:04:47 +0000
(16:04 +0000)
TC358762 wants the DSI host to be prepared before it is powered up, so
set the flag to request that the upstream bridges have their
pre_enable called first.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
drivers/gpu/drm/bridge/tc358762.c
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diff --git
a/drivers/gpu/drm/bridge/tc358762.c
b/drivers/gpu/drm/bridge/tc358762.c
index
7cda18a
..
82d1318
100644
(file)
--- a/
drivers/gpu/drm/bridge/tc358762.c
+++ b/
drivers/gpu/drm/bridge/tc358762.c
@@
-237,6
+237,7
@@
static int tc358762_probe(struct mipi_dsi_device *dsi)
ctx->bridge.funcs = &tc358762_bridge_funcs;
ctx->bridge.type = DRM_MODE_CONNECTOR_DPI;
ctx->bridge.of_node = dev->of_node;
+ ctx->bridge.pre_enable_upstream_first = true;
drm_bridge_add(&ctx->bridge);