diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/805-display-0024-drm-bridge-cadence-hdmi-remove-video-mode-limition.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/805-display-0024-drm-bridge-cadence-hdmi-remove-video-mode-limition.patch | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/805-display-0024-drm-bridge-cadence-hdmi-remove-video-mode-limition.patch b/target/linux/layerscape/patches-5.4/805-display-0024-drm-bridge-cadence-hdmi-remove-video-mode-limition.patch new file mode 100644 index 0000000000..1e06680187 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/805-display-0024-drm-bridge-cadence-hdmi-remove-video-mode-limition.patch @@ -0,0 +1,27 @@ +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 */ |