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authorÁlvaro Fernández Rojas <noltari@gmail.com>2019-08-09 19:50:30 +0200
committerÁlvaro Fernández Rojas <noltari@gmail.com>2019-08-27 11:10:01 +0200
commit2340c646e6a5da658e114be2f721ff90853588d4 (patch)
treedf9744d2344e71e8c5d1b75c3e1528bc474313fe /target/linux/brcm2708/patches-4.19/950-0652-drm-vc4-Remove-340MHz-clock-limit-from-FKMS-now-scra.patch
parent81d0da118694feb874f992093063a2852285d194 (diff)
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brcm2708: update to latest patches from RPi foundation
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0652-drm-vc4-Remove-340MHz-clock-limit-from-FKMS-now-scra.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0652-drm-vc4-Remove-340MHz-clock-limit-from-FKMS-now-scra.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0652-drm-vc4-Remove-340MHz-clock-limit-from-FKMS-now-scra.patch b/target/linux/brcm2708/patches-4.19/950-0652-drm-vc4-Remove-340MHz-clock-limit-from-FKMS-now-scra.patch
new file mode 100644
index 0000000000..f8e0c0dc2b
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0652-drm-vc4-Remove-340MHz-clock-limit-from-FKMS-now-scra.patch
@@ -0,0 +1,29 @@
+From 3f57e5c46db3cf27a36b61534238fbd8903390fe Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.org>
+Date: Mon, 10 Jun 2019 16:32:51 +0100
+Subject: [PATCH 652/773] drm/vc4: Remove 340MHz clock limit from FKMS now
+ scrambling issues resolved
+
+Firmware TMDS scrambling is now being correctly configured, so
+we can use it.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
+---
+ drivers/gpu/drm/vc4/vc4_firmware_kms.c | 6 ------
+ 1 file changed, 6 deletions(-)
+
+--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c
++++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c
+@@ -830,12 +830,6 @@ vc4_crtc_mode_valid(struct drm_crtc *crt
+ break;
+ }
+
+- /* Limit the pixel clock until we can get dynamic HDMI 2.0 scrambling
+- * working.
+- */
+- if (mode->clock > 340000)
+- return MODE_CLOCK_HIGH;
+-
+ return MODE_OK;
+ }
+