openwrt/target/linux/layerscape/patches-5.4/805-display-0024-drm-bridge-cadence-hdmi-remove-video-mode-limition.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

28 lines
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Diff

From e3ebc237397387251828e52f4c21509d977e7797 Mon Sep 17 00:00:00 2001
From: Sandor Yu <Sandor.yu@nxp.com>
Date: Wed, 13 Nov 2019 16:47:47 +0800
Subject: [PATCH] drm: bridge: cadence: hdmi: remove video mode limition
combine mode is supported by imx8qm DPU.
imx8qm HDMI could support full feature.
Remove the 1080p60 limition.
Signed-off-by: Sandor Yu <Sandor.yu@nxp.com>
---
drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c
@@ -305,8 +305,8 @@ cdns_hdmi_bridge_mode_valid(struct drm_b
mode->flags & DRM_MODE_FLAG_INTERLACE)
return MODE_BAD;
- /* MAX support pixel clock rate 148.5MHz */
- if (mode->clock > 148500)
+ /* MAX support pixel clock rate 594MHz */
+ if (mode->clock > 594000)
return MODE_CLOCK_HIGH;
/* 4096x2160 is not supported */