From: Pawel Moll <pawel.moll@arm.com>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v7 1/2] video: ARM CLCD: Add DT support
Date: Mon, 23 Jun 2014 14:23:45 +0000 [thread overview]
Message-ID: <1403533425.3804.35.camel@hornet> (raw)
In-Reply-To: <20140623141022.GJ32514@n2100.arm.linux.org.uk>
On Mon, 2014-06-23 at 15:10 +0100, Russell King - ARM Linux wrote:
> As far as the CLD outputs are concerned, they are standard. The PLD on
> their outputs routes the CLD bits to the 8-bit red, green and blue
> channels according to the configuration of SYS_CLCD to achieve the
> various colour formats which the CLCD does not natively provide for.
>
> So, it /is/ a PL110 with an independent external muxer.
Cool, this means that one can still use this property do define which
CLDs are wired to R/G/B-0s and make an informed decision in the driver
based on this (although with a separate compatible value it won't be
really necessary).
Pawel
WARNING: multiple messages have this Message-ID (diff)
From: pawel.moll@arm.com (Pawel Moll)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v7 1/2] video: ARM CLCD: Add DT support
Date: Mon, 23 Jun 2014 15:23:45 +0100 [thread overview]
Message-ID: <1403533425.3804.35.camel@hornet> (raw)
In-Reply-To: <20140623141022.GJ32514@n2100.arm.linux.org.uk>
On Mon, 2014-06-23 at 15:10 +0100, Russell King - ARM Linux wrote:
> As far as the CLD outputs are concerned, they are standard. The PLD on
> their outputs routes the CLD bits to the 8-bit red, green and blue
> channels according to the configuration of SYS_CLCD to achieve the
> various colour formats which the CLCD does not natively provide for.
>
> So, it /is/ a PL110 with an independent external muxer.
Cool, this means that one can still use this property do define which
CLDs are wired to R/G/B-0s and make an informed decision in the driver
based on this (although with a separate compatible value it won't be
really necessary).
Pawel
WARNING: multiple messages have this Message-ID (diff)
From: Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>
To: Russell King - ARM Linux <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>
Cc: Mark Rutland <Mark.Rutland-5wv7dgnIgG8@public.gmane.org>,
Peter Maydell
<peter.maydell-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
"linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Ian Campbell
<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
Tomi Valkeinen <tomi.valkeinen-l0cyMroinI0@public.gmane.org>,
lkml - Kernel Mailing List
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
Jean-Christophe Plagniol-Villard
<plagnioj-sclMFOaUSTBWk0Htik3J/w@public.gmane.org>,
arm-mail-list
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: [PATCH v7 1/2] video: ARM CLCD: Add DT support
Date: Mon, 23 Jun 2014 15:23:45 +0100 [thread overview]
Message-ID: <1403533425.3804.35.camel@hornet> (raw)
In-Reply-To: <20140623141022.GJ32514-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
On Mon, 2014-06-23 at 15:10 +0100, Russell King - ARM Linux wrote:
> As far as the CLD outputs are concerned, they are standard. The PLD on
> their outputs routes the CLD bits to the 8-bit red, green and blue
> channels according to the configuration of SYS_CLCD to achieve the
> various colour formats which the CLCD does not natively provide for.
>
> So, it /is/ a PL110 with an independent external muxer.
Cool, this means that one can still use this property do define which
CLDs are wired to R/G/B-0s and make an informed decision in the driver
based on this (although with a separate compatible value it won't be
really necessary).
Pawel
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WARNING: multiple messages have this Message-ID (diff)
From: Pawel Moll <pawel.moll@arm.com>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: Mark Rutland <Mark.Rutland@arm.com>,
Peter Maydell <peter.maydell@linaro.org>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Tomi Valkeinen <tomi.valkeinen@ti.com>,
lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Kumar Gala <galak@codeaurora.org>,
Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
arm-mail-list <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v7 1/2] video: ARM CLCD: Add DT support
Date: Mon, 23 Jun 2014 15:23:45 +0100 [thread overview]
Message-ID: <1403533425.3804.35.camel@hornet> (raw)
In-Reply-To: <20140623141022.GJ32514@n2100.arm.linux.org.uk>
On Mon, 2014-06-23 at 15:10 +0100, Russell King - ARM Linux wrote:
> As far as the CLD outputs are concerned, they are standard. The PLD on
> their outputs routes the CLD bits to the 8-bit red, green and blue
> channels according to the configuration of SYS_CLCD to achieve the
> various colour formats which the CLCD does not natively provide for.
>
> So, it /is/ a PL110 with an independent external muxer.
Cool, this means that one can still use this property do define which
CLDs are wired to R/G/B-0s and make an informed decision in the driver
based on this (although with a separate compatible value it won't be
really necessary).
Pawel
next prev parent reply other threads:[~2014-06-23 14:23 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-17 15:21 [PATCH v7 1/2] video: ARM CLCD: Add DT support Pawel Moll
2014-06-17 15:21 ` Pawel Moll
2014-06-17 15:21 ` Pawel Moll
2014-06-17 15:21 ` Pawel Moll
2014-06-17 15:21 ` [PATCH v7 2/2] ARM: vexpress: Add CLCD Device Tree properties Pawel Moll
2014-06-17 15:21 ` Pawel Moll
2014-06-17 15:21 ` Pawel Moll
2014-06-20 17:09 ` [PATCH v7 1/2] video: ARM CLCD: Add DT support Mark Rutland
2014-06-20 17:09 ` Mark Rutland
2014-06-20 17:09 ` Mark Rutland
2014-06-20 17:09 ` Mark Rutland
2014-06-23 14:13 ` Pawel Moll
2014-06-23 14:13 ` Pawel Moll
2014-06-23 14:13 ` Pawel Moll
2014-06-23 14:13 ` Pawel Moll
2014-06-23 14:55 ` [PATCH v8 " Pawel Moll
2014-06-23 14:55 ` Pawel Moll
2014-06-23 14:55 ` Pawel Moll
2014-06-23 14:55 ` [PATCH v2 2/2] ARM: vexpress: Add CLCD Device Tree properties Pawel Moll
2014-06-23 14:55 ` Pawel Moll
2014-06-23 14:55 ` Pawel Moll
2014-06-23 14:55 ` Pawel Moll
2014-06-23 15:43 ` [PATCH v7 1/2] video: ARM CLCD: Add DT support Rob Herring
2014-06-23 15:43 ` Rob Herring
2014-06-23 15:43 ` Rob Herring
2014-06-23 15:59 ` Pawel Moll
2014-06-23 15:59 ` Pawel Moll
2014-06-23 15:59 ` Pawel Moll
2014-06-23 15:59 ` Pawel Moll
2014-06-23 17:56 ` Rob Herring
2014-06-23 17:56 ` Rob Herring
2014-06-23 17:56 ` Rob Herring
2014-06-23 17:56 ` Rob Herring
2014-06-24 11:54 ` Pawel Moll
2014-06-24 11:54 ` Pawel Moll
2014-06-24 11:54 ` Pawel Moll
2014-06-24 11:54 ` Pawel Moll
2014-06-20 22:27 ` Peter Maydell
2014-06-20 22:27 ` Peter Maydell
2014-06-20 22:27 ` Peter Maydell
2014-06-20 22:27 ` Peter Maydell
2014-06-23 13:52 ` Pawel Moll
2014-06-23 13:52 ` Pawel Moll
2014-06-23 13:52 ` Pawel Moll
2014-06-23 14:10 ` Russell King - ARM Linux
2014-06-23 14:10 ` Russell King - ARM Linux
2014-06-23 14:10 ` Russell King - ARM Linux
2014-06-23 14:10 ` Russell King - ARM Linux
2014-06-23 14:23 ` Pawel Moll [this message]
2014-06-23 14:23 ` Pawel Moll
2014-06-23 14:23 ` Pawel Moll
2014-06-23 14:23 ` Pawel Moll
2014-06-23 11:04 ` Tomi Valkeinen
2014-06-23 11:04 ` Tomi Valkeinen
2014-06-23 11:04 ` Tomi Valkeinen
2014-06-23 11:04 ` Tomi Valkeinen
2014-06-23 13:47 ` Pawel Moll
2014-06-23 13:47 ` Pawel Moll
2014-06-23 13:47 ` Pawel Moll
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