From: Eric Anholt <eric@anholt.net>
To: Hans Verkuil <hverkuil@xs4all.nl>, linux-media@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org, Hans Verkuil <hans.verkuil@cisco.com>
Subject: Re: [PATCH 3/4] drm/vc4: Add register defines for CEC.
Date: Wed, 12 Jul 2017 11:33:12 -0700 [thread overview]
Message-ID: <87inixh5ef.fsf@eliezer.anholt.net> (raw)
In-Reply-To: <20170711112021.38525-4-hverkuil@xs4all.nl>
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Hans Verkuil <hverkuil@xs4all.nl> writes:
> From: Eric Anholt <eric@anholt.net>
>
> Basic usage:
>
> poweron: HSM clock should be running. Set the bit clock divider,
> set all the other _US timeouts based on bit clock rate. Bring RX/TX
> reset up and then down.
>
> powerdown: Set RX/TX reset.
>
> interrupt: read CPU_STATUS, write bits that have been handled to
> CPU_CLEAR.
>
> Bits are added to /debug/dri/0/hdmi_regs so you can check out the
> power-on values.
Let's drop my hints to you from the commit message here :)
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next prev parent reply other threads:[~2017-07-12 18:33 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-11 11:20 [PATCH 0/4] drm/vc4: add HDMI CEC support Hans Verkuil
2017-07-11 11:20 ` [PATCH 1/4] cec: be smarter about detecting the number of attempts made Hans Verkuil
2017-07-11 11:20 ` [PATCH 2/4] drm/vc4: prepare for CEC support Hans Verkuil
2017-07-12 18:42 ` Eric Anholt
2017-07-12 19:30 ` Hans Verkuil
2017-07-11 11:20 ` [PATCH 3/4] drm/vc4: Add register defines for CEC Hans Verkuil
2017-07-12 18:33 ` Eric Anholt [this message]
2017-07-11 11:20 ` [PATCH 4/4] drm/vc4: add HDMI CEC support Hans Verkuil
2017-07-12 19:02 ` Eric Anholt
2017-07-12 19:43 ` Hans Verkuil
2017-07-16 10:46 ` Hans Verkuil
2017-07-18 22:03 ` Eric Anholt
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