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26 lines
910 B
Diff
26 lines
910 B
Diff
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From 2551dd11f3c6f1633f7aa9ec2c68b1c9831b3559 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Thu, 16 Dec 2021 15:33:43 +0000
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Subject: [PATCH] drm/tc358762: Set the pre_enable_upstream_first flag
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to configure DSI host
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TC358762 wants the DSI host to be prepared before it is powered up, so
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set the flag to request that the upstream bridges have their
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pre_enable called first.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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drivers/gpu/drm/bridge/tc358762.c | 1 +
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1 file changed, 1 insertion(+)
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--- a/drivers/gpu/drm/bridge/tc358762.c
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+++ b/drivers/gpu/drm/bridge/tc358762.c
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@@ -229,6 +229,7 @@ static int tc358762_probe(struct mipi_ds
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ctx->bridge.funcs = &tc358762_bridge_funcs;
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ctx->bridge.type = DRM_MODE_CONNECTOR_DPI;
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ctx->bridge.of_node = dev->of_node;
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+ ctx->bridge.pre_enable_upstream_first = true;
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drm_bridge_add(&ctx->bridge);
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