From: Mikko Perttunen <mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
To: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
Cc: Andrew Bresticker
<abrestic-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
Peter De Schrijver
<pdeschrijver-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Prashant Gaikwad
<pgaikwad-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
Mike Turquette
<mturquette-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Thierry Reding
<thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
"linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH 5/8] of: Add Tegra124 EMC bindings
Date: Thu, 31 Jul 2014 13:48:16 +0300 [thread overview]
Message-ID: <53DA1EF0.7060207@nvidia.com> (raw)
In-Reply-To: <53D7C276.2080204-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
On 29/07/14 18:49, Stephen Warren wrote:
> On 07/29/2014 02:30 AM, Mikko Perttunen wrote:
>> Looks like the TRM doesn't document this either. I'll add an option
>> ("nvidia,short-ram-code" ?) for the next version.
>
> Using the 2-bit RAM code field as the RAM code is normal operation, so I
> wouldn't call this "short".
>
> Using the 2-bit boot device code field as extra RAM code bits is
> non-standard.
>
> I would suggest nvidia,use-4-bit-ram-code or
> nvidia,use-boot-device-code-as-ram-code-msbs(!) as the property.
Sure.
>
> I see that the TRM implies the whole 4-bit field is RAM code, rather
> than there being 2 separate 2-bit fields for RAM code and boot device
> code. Can you please file a bug against the TRM to document this
> correctly? (The details of which bits are which are visible on the
> Jetson TK1 schematics for example).
Yes, I'll file a bug.
- Mikko
WARNING: multiple messages have this Message-ID (diff)
From: mperttunen@nvidia.com (Mikko Perttunen)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 5/8] of: Add Tegra124 EMC bindings
Date: Thu, 31 Jul 2014 13:48:16 +0300 [thread overview]
Message-ID: <53DA1EF0.7060207@nvidia.com> (raw)
In-Reply-To: <53D7C276.2080204@wwwdotorg.org>
On 29/07/14 18:49, Stephen Warren wrote:
> On 07/29/2014 02:30 AM, Mikko Perttunen wrote:
>> Looks like the TRM doesn't document this either. I'll add an option
>> ("nvidia,short-ram-code" ?) for the next version.
>
> Using the 2-bit RAM code field as the RAM code is normal operation, so I
> wouldn't call this "short".
>
> Using the 2-bit boot device code field as extra RAM code bits is
> non-standard.
>
> I would suggest nvidia,use-4-bit-ram-code or
> nvidia,use-boot-device-code-as-ram-code-msbs(!) as the property.
Sure.
>
> I see that the TRM implies the whole 4-bit field is RAM code, rather
> than there being 2 separate 2-bit fields for RAM code and boot device
> code. Can you please file a bug against the TRM to document this
> correctly? (The details of which bits are which are visible on the
> Jetson TK1 schematics for example).
Yes, I'll file a bug.
- Mikko
WARNING: multiple messages have this Message-ID (diff)
From: Mikko Perttunen <mperttunen@nvidia.com>
To: Stephen Warren <swarren@wwwdotorg.org>
Cc: Andrew Bresticker <abrestic@chromium.org>,
Peter De Schrijver <pdeschrijver@nvidia.com>,
Prashant Gaikwad <pgaikwad@nvidia.com>,
Mike Turquette <mturquette@linaro.org>,
Thierry Reding <thierry.reding@gmail.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>
Subject: Re: [PATCH 5/8] of: Add Tegra124 EMC bindings
Date: Thu, 31 Jul 2014 13:48:16 +0300 [thread overview]
Message-ID: <53DA1EF0.7060207@nvidia.com> (raw)
In-Reply-To: <53D7C276.2080204@wwwdotorg.org>
On 29/07/14 18:49, Stephen Warren wrote:
> On 07/29/2014 02:30 AM, Mikko Perttunen wrote:
>> Looks like the TRM doesn't document this either. I'll add an option
>> ("nvidia,short-ram-code" ?) for the next version.
>
> Using the 2-bit RAM code field as the RAM code is normal operation, so I
> wouldn't call this "short".
>
> Using the 2-bit boot device code field as extra RAM code bits is
> non-standard.
>
> I would suggest nvidia,use-4-bit-ram-code or
> nvidia,use-boot-device-code-as-ram-code-msbs(!) as the property.
Sure.
>
> I see that the TRM implies the whole 4-bit field is RAM code, rather
> than there being 2 separate 2-bit fields for RAM code and boot device
> code. Can you please file a bug against the TRM to document this
> correctly? (The details of which bits are which are visible on the
> Jetson TK1 schematics for example).
Yes, I'll file a bug.
- Mikko
next prev parent reply other threads:[~2014-07-31 10:48 UTC|newest]
Thread overview: 148+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-11 14:18 [PATCH 0/8] Tegra124 EMC (external memory controller) support Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` [PATCH 1/8] clk: tegra124: Remove old emc_mux and emc clocks Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` [PATCH 2/8] ARM: tegra: Remove TEGRA124_CLK_EMC from tegra124-car.h Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
[not found] ` <1405088313-20048-3-git-send-email-mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-21 22:37 ` Stephen Warren
2014-07-21 22:37 ` Stephen Warren
2014-07-21 22:37 ` Stephen Warren
2014-07-29 8:28 ` Mikko Perttunen
2014-07-29 8:28 ` Mikko Perttunen
[not found] ` <1405088313-20048-1-git-send-email-mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-11 14:18 ` [PATCH 3/8] ARM: tegra: Add PLL_M_UD and PLL_C_UD to tegra124-car binding header Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
[not found] ` <1405088313-20048-4-git-send-email-mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-08-25 17:41 ` Stephen Warren
2014-08-25 17:41 ` Stephen Warren
2014-08-25 17:41 ` Stephen Warren
[not found] ` <53FB7564.7020304-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-09-17 13:41 ` Peter De Schrijver
2014-09-17 13:41 ` Peter De Schrijver
2014-09-17 13:41 ` Peter De Schrijver
2014-07-11 14:18 ` [PATCH 4/8] clk: tegra124: Add PLL_M_UD and PLL_C_UD clocks Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` [PATCH 5/8] of: Add Tegra124 EMC bindings Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
[not found] ` <1405088313-20048-6-git-send-email-mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-11 14:51 ` Thierry Reding
2014-07-11 14:51 ` Thierry Reding
2014-07-11 14:51 ` Thierry Reding
2014-07-11 16:01 ` Mikko Perttunen
2014-07-11 16:01 ` Mikko Perttunen
[not found] ` <53C00A57.5070102-/1wQRMveznE@public.gmane.org>
2014-07-14 7:55 ` Mikko Perttunen
2014-07-14 7:55 ` Mikko Perttunen
2014-07-14 7:55 ` Mikko Perttunen
[not found] ` <53C38D07.4030402-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-14 8:15 ` Thierry Reding
2014-07-14 8:15 ` Thierry Reding
2014-07-14 8:15 ` Thierry Reding
2014-07-14 9:06 ` Mikko Perttunen
2014-07-14 9:06 ` Mikko Perttunen
2014-07-14 9:06 ` Mikko Perttunen
[not found] ` <53C39D98.9040802-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-14 9:31 ` Thierry Reding
2014-07-14 9:31 ` Thierry Reding
2014-07-14 9:31 ` Thierry Reding
2014-07-14 9:57 ` Mikko Perttunen
2014-07-14 9:57 ` Mikko Perttunen
2014-07-14 9:57 ` Mikko Perttunen
[not found] ` <53C3A986.9050602-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-14 10:29 ` Thierry Reding
2014-07-14 10:29 ` Thierry Reding
2014-07-14 10:29 ` Thierry Reding
2014-07-14 10:54 ` Mikko Perttunen
2014-07-14 10:54 ` Mikko Perttunen
2014-07-14 10:54 ` Mikko Perttunen
[not found] ` <53C3B6EC.9090904-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-14 11:10 ` Thierry Reding
2014-07-14 11:10 ` Thierry Reding
2014-07-14 11:10 ` Thierry Reding
2014-07-14 12:28 ` Mikko Perttunen
2014-07-14 12:28 ` Mikko Perttunen
2014-07-14 12:28 ` Mikko Perttunen
2014-07-11 16:43 ` Andrew Bresticker
2014-07-11 16:43 ` Andrew Bresticker
2014-07-11 16:48 ` Mikko Perttunen
2014-07-11 16:48 ` Mikko Perttunen
[not found] ` <CAL1qeaGHfjQhLHvgzt85hmbuY4FOG5-k=f80=CNvzPDEgi9_6w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-07-21 21:28 ` Stephen Warren
2014-07-21 21:28 ` Stephen Warren
2014-07-21 21:28 ` Stephen Warren
2014-07-21 22:52 ` Andrew Bresticker
2014-07-21 22:52 ` Andrew Bresticker
[not found] ` <CAL1qeaHtGQxCO3cGdeCRUYuk6mxei6z1B63-iZdBECEbFqGhHw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-07-22 16:45 ` Stephen Warren
2014-07-22 16:45 ` Stephen Warren
2014-07-22 16:45 ` Stephen Warren
[not found] ` <53CE9514.1050903-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-07-22 17:22 ` Andrew Bresticker
2014-07-22 17:22 ` Andrew Bresticker
2014-07-22 17:22 ` Andrew Bresticker
[not found] ` <CAL1qeaEkL+mxb0S4JhQbXBjyNyKJndffTSjMaAFQD6ooDJPd+Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-07-22 17:34 ` Stephen Warren
2014-07-22 17:34 ` Stephen Warren
2014-07-22 17:34 ` Stephen Warren
[not found] ` <53CEA093.6060106-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-07-29 8:30 ` Mikko Perttunen
2014-07-29 8:30 ` Mikko Perttunen
2014-07-29 8:30 ` Mikko Perttunen
[not found] ` <53D75B90.7050501-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-29 15:49 ` Stephen Warren
2014-07-29 15:49 ` Stephen Warren
2014-07-29 15:49 ` Stephen Warren
[not found] ` <53D7C276.2080204-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-07-31 10:48 ` Mikko Perttunen [this message]
2014-07-31 10:48 ` Mikko Perttunen
2014-07-31 10:48 ` Mikko Perttunen
[not found] ` <53DA1EF0.7060207-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-31 11:05 ` Mikko Perttunen
2014-07-31 11:05 ` Mikko Perttunen
2014-07-31 11:05 ` Mikko Perttunen
[not found] ` <53DA230E.7060903-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-31 15:32 ` Stephen Warren
2014-07-31 15:32 ` Stephen Warren
2014-07-31 15:32 ` Stephen Warren
2014-07-21 22:36 ` Stephen Warren
2014-07-21 22:36 ` Stephen Warren
2014-07-11 14:18 ` [PATCH 6/8] ARM: tegra: Add EMC to Tegra124 device tree Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` [PATCH 7/8] ARM: tegra: Add EMC timings to Jetson TK1 " Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` [PATCH 8/8] clk: tegra: Add EMC clock driver Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
2014-07-11 14:18 ` Mikko Perttunen
[not found] ` <1405088313-20048-9-git-send-email-mperttunen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-22 16:57 ` Stephen Warren
2014-07-22 16:57 ` Stephen Warren
2014-07-22 16:57 ` Stephen Warren
[not found] ` <53CE97F2.80300-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-07-29 8:47 ` Mikko Perttunen
2014-07-29 8:47 ` Mikko Perttunen
2014-07-29 8:47 ` Mikko Perttunen
[not found] ` <53D75FA7.1030300-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-07-29 20:19 ` Mike Turquette
2014-07-29 20:19 ` Mike Turquette
2014-07-29 20:19 ` Mike Turquette
2014-07-29 22:14 ` Stephen Warren
2014-07-29 22:14 ` Stephen Warren
2014-07-29 22:14 ` Stephen Warren
[not found] ` <53D81CD4.5010307-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-07-30 9:34 ` Thierry Reding
2014-07-30 9:34 ` Thierry Reding
2014-07-30 9:34 ` Thierry Reding
2014-07-31 19:06 ` Mike Turquette
2014-07-31 19:06 ` Mike Turquette
2014-07-31 19:06 ` Mike Turquette
2014-07-31 19:53 ` Stephen Warren
2014-07-31 19:53 ` Stephen Warren
2014-07-31 19:53 ` Stephen Warren
[not found] ` <53DA9ED2.5000003-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-07-31 23:08 ` Mike Turquette
2014-07-31 23:08 ` Mike Turquette
2014-07-31 23:08 ` Mike Turquette
2014-08-01 6:31 ` Mikko Perttunen
2014-08-01 6:31 ` Mikko Perttunen
2014-08-01 8:40 ` Thierry Reding
2014-08-01 8:40 ` Thierry Reding
2014-08-25 17:40 ` [PATCH 0/8] Tegra124 EMC (external memory controller) support Stephen Warren
2014-08-25 17:40 ` Stephen Warren
[not found] ` <53FB7511.9090205-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2014-08-26 7:42 ` Mikko Perttunen
2014-08-26 7:42 ` Mikko Perttunen
2014-08-26 7:42 ` Mikko Perttunen
2014-08-26 7:47 ` Thierry Reding
2014-08-26 7:47 ` Thierry Reding
2014-08-26 8:02 ` Mikko Perttunen
2014-08-26 8:02 ` Mikko Perttunen
2014-08-26 8:02 ` Mikko Perttunen
[not found] ` <53FC3A5D.8030708-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2014-09-05 10:22 ` Tomeu Vizoso
2014-09-05 10:22 ` Tomeu Vizoso
2014-09-05 10:22 ` Tomeu Vizoso
2014-09-05 10:55 ` Mikko Perttunen
2014-09-05 10:55 ` Mikko Perttunen
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