From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH RFC 06/15] drm/armada: move variant initialisation to CRTC init
Date: Wed, 9 Jul 2014 10:38:46 +0100 [thread overview]
Message-ID: <20140709093845.GN21766@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <53B91B10.8060009@gmail.com>
On Sun, Jul 06, 2014 at 11:46:56AM +0200, Sebastian Hesselbarth wrote:
> On 07/05/2014 02:21 PM, Russell King - ARM Linux wrote:
> > There's also the issue whether the output can cope with fractional
> > clock-skipping dividers - entirely synchronous display systems can
> > (such as synchronously clocked LCD panels), but asynchronous display
> > systems (such as HDMI, TV out, etc) can't. That said, the other
> > parameter that needs to be taken account of here is that even with the
> > fractional divider, the minimum output clock period isn't the average
> > frequency, but the maximum frequency, which may violate a panel's minimum
> > clock period specification.
>
> Yeah, the fractional divider isn't made for external HDMI transmitters
> for sure. I have seen from your branch that there is some Armada 610
> stub for OLPC, do they have a dumb panel directly connected?
I believe they do have a dumb panel connected directly. I've asked
Jon what the status of OLPC is with mainline kernels, and how difficult
it would be to get to the stage where the 610 stuff could be finished
off.
--
FTTC broadband for 0.8mile line: now at 9.7Mbps down 460kbps up... slowly
improving, and getting towards what was expected from it.
next prev parent reply other threads:[~2014-07-09 9:38 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-05 10:37 [PATCH RFC 00/15] Armada DRM updates Russell King - ARM Linux
2014-07-05 10:37 ` [PATCH RFC 01/15] component: fix missed cleanup in case of devres failure Russell King
2014-07-05 10:38 ` [PATCH RFC 02/15] component: ignore multiple additions of the same component Russell King
2014-07-05 10:38 ` [PATCH RFC 03/15] component: add support for component match array Russell King
2014-07-05 10:38 ` [PATCH RFC 04/15] drm/armada: move IRQ handling into CRTC Russell King
2014-07-05 10:38 ` [PATCH RFC 05/15] drm/armada: use number of CRTCs registered Russell King
2014-07-05 10:38 ` [PATCH RFC 06/15] drm/armada: move variant initialisation to CRTC init Russell King
2014-07-05 11:58 ` Sebastian Hesselbarth
2014-07-05 12:21 ` Russell King - ARM Linux
2014-07-06 9:46 ` Sebastian Hesselbarth
2014-07-09 9:38 ` Russell King - ARM Linux [this message]
2014-07-11 14:37 ` Russell King - ARM Linux
2014-07-11 15:18 ` Sebastian Hesselbarth
2014-07-11 15:24 ` Russell King - ARM Linux
2014-07-05 10:38 ` [PATCH RFC 07/15] drm/armada: make variant a CRTC thing Russell King
2014-07-05 10:38 ` [PATCH RFC 08/15] drm: add of_graph endpoint helper to find possible CRTCs Russell King
2014-07-05 10:38 ` [PATCH RFC 09/15] component: fix bug with legacy API Russell King
2014-07-05 10:38 ` [PATCH RFC 10/15] drm/armada: convert to componentized support Russell King
2014-07-05 10:38 ` [PATCH RFC 11/15] drm/armada: update Armada 510 (Dove) to use "ext_ref_clk1" as the clock Russell King
2014-07-05 10:38 ` [PATCH RFC 12/15] dt-bindings: add Marvell Dove LCD controller documentation Russell King
2014-07-05 10:38 ` [PATCH RFC 13/15] drm/armada: permit CRTCs to be registered as separate devices Russell King
2014-07-05 10:39 ` [PATCH RFC 14/15] drm/armada: register crtc with port Russell King
2014-07-05 10:39 ` [PATCH RFC 15/15] ARM: dts: dove: add DT LCD controllers Russell King
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