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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2022-05-16 23:40:32 +0200 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2022-05-17 15:11:22 +0200 |
commit | 20ea6adbf199097c4f5f591ffee088340630dae4 (patch) | |
tree | d6719d95e136611a1c25bbf7789652d6d402779d /target/linux/bcm27xx/patches-5.15/950-0765-drm-tc358762-Set-the-pre_enable_upstream_first-flag-.patch | |
parent | bca05bd072180dc38ef740b37ded9572a6db1981 (diff) | |
download | upstream-20ea6adbf199097c4f5f591ffee088340630dae4.tar.gz upstream-20ea6adbf199097c4f5f591ffee088340630dae4.tar.bz2 upstream-20ea6adbf199097c4f5f591ffee088340630dae4.zip |
bcm27xx: add support for linux v5.15
Build system: x86_64
Build-tested: bcm2708, bcm2709, bcm2710, bcm2711
Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B
Signed-off-by: Marty Jones <mj8263788@gmail.com>
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.15/950-0765-drm-tc358762-Set-the-pre_enable_upstream_first-flag-.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.15/950-0765-drm-tc358762-Set-the-pre_enable_upstream_first-flag-.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.15/950-0765-drm-tc358762-Set-the-pre_enable_upstream_first-flag-.patch b/target/linux/bcm27xx/patches-5.15/950-0765-drm-tc358762-Set-the-pre_enable_upstream_first-flag-.patch new file mode 100644 index 0000000000..10b1832169 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.15/950-0765-drm-tc358762-Set-the-pre_enable_upstream_first-flag-.patch @@ -0,0 +1,25 @@ +From 71e480a4426919d4110cd10fe5154eafee04fa96 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Thu, 16 Dec 2021 15:33:43 +0000 +Subject: [PATCH] drm/tc358762: Set the pre_enable_upstream_first flag + to configure DSI host + +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 | 1 + + 1 file changed, 1 insertion(+) + +--- a/drivers/gpu/drm/bridge/tc358762.c ++++ b/drivers/gpu/drm/bridge/tc358762.c +@@ -237,6 +237,7 @@ static int tc358762_probe(struct mipi_ds + 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); + |