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authorVladimir Barinov <vladimir.barinov@cogentembedded.com>2017-07-14 20:43:54 +0300
committerVladimir Barinov <vladimir.barinov@cogentembedded.com>2017-07-14 20:43:54 +0300
commit967b75f020f84012f0977fd530942e3d46848af7 (patch)
treeee0b583a591c2347103ddb5ba28d86b9f6184157 /meta-rcar-gen3-adas
parenta11d208db915cfa0dc34f26b3ed98760b3ae2b74 (diff)
KF: fix high rate renedering on adv7511
LVDS DU does not support high freq
Diffstat (limited to 'meta-rcar-gen3-adas')
-rw-r--r--meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0064-ADV7511-limit-maximum-pixelclock.patch26
-rw-r--r--meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend1
2 files changed, 27 insertions, 0 deletions
diff --git a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0064-ADV7511-limit-maximum-pixelclock.patch b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0064-ADV7511-limit-maximum-pixelclock.patch
new file mode 100644
index 0000000..3656164
--- /dev/null
+++ b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas/0064-ADV7511-limit-maximum-pixelclock.patch
@@ -0,0 +1,26 @@
+From 1df040dabaec1697f81b71f15739b499f3e4266e Mon Sep 17 00:00:00 2001
+From: Andrey Gusakov <andrey.gusakov@cogentembedded.com>
+Date: Fri, 9 Jun 2017 20:12:26 +0300
+Subject: [PATCH] ADV7511: limit maximum pixelclock
+
+Signed-off-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com>
+---
+ drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+index 9698c21813dc..8914d64b7589 100644
+--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
++++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+@@ -647,7 +647,7 @@ adv7511_detect(struct adv7511 *adv7511, struct drm_connector *connector)
+ static int adv7511_mode_valid(struct adv7511 *adv7511,
+ struct drm_display_mode *mode)
+ {
+- if (mode->clock > 165000)
++ if (mode->clock > 133000)
+ return MODE_CLOCK_HIGH;
+
+ return MODE_OK;
+--
+2.13.0
+
diff --git a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend
index 8f7359d..80f1156 100644
--- a/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend
+++ b/meta-rcar-gen3-adas/recipes-kernel/linux/linux-renesas_4.9.bbappend
@@ -41,6 +41,7 @@ SRC_URI_append = " \
${@base_conditional("SOUND_MULTICHANNEL", "1", " file://0061-ASoC-R-Car-add-tdm16-support-enable-tdm-for-ssi78.patch", "", d)} \
file://0062-IIO-lsm9ds0-add-IMU-driver.patch \
file://0063-ASoC-PCM3168A-add-TDM-modes-merge-ADC-and-DAC.patch \
+ file://0064-ADV7511-limit-maximum-pixelclock.patch \
"
SRC_URI_append_h3ulcb = " file://ulcb.cfg"