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Add HDMI support to iwg20d

Ben Hutchings cip-dev 1 version New

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  1. v1 Latest2 of 7 patches 0 repliesNew

2 of 7 patches are in this archive. The cover letter announces 7.

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
4/7ARM: dts: iwg20d-q7-dbcm-ca: Add HDMI video output+0 -01 reply
4/7ARM: dts: iwg20d-q7-dbcm-ca: Add HDMI video output+0 -00 replies

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Cover letter [cip-dev] [PATCH 0/7] Add HDMI support to iwg20d
Quoted 11 lines · Fabrizio Castro

Dear Ben,

this series adds HDMI video output to iWave's iwg20d board.

I had to take out interrupt (hotplug) support from the hdmi DT node as it looks like commit 9183e45db7774716d056319c237a4185baba19c7 introduced "connector" data field with struct adv7511, but drm_connector_init was left behind, and as such connector.dev is NULL, and that causes issues to function adv7511_hpd_work, preventing HDMI hotplug from working properly.

Quoted 7 lines

While investigating HDMI hotplugging, I have found out that when using a GPIO purely as an interrupt source the corresponding GPIO module clock is not enabled, therefore this series backports the fix for this. I yet have to check if this fix is any good to 4.4 LTS, I'll send it to stable at vger.kernel.org in case it works for 4.4 LTS too.

This series applies on top of tag v4.4.126-cip22.

[...]

Sorry, I didn't have time to look at this yet. I will review it when I get back from holiday on the 29th.

Ben.

Signature · 2 lines
Ben Hutchings
Software Developer, Codethink Ltd.