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From: Simon Glass <sjg@chromium.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 05/14] tegra: Add tegra_get_chip_type() to detect SKU
Date: Fri, 13 Jan 2012 13:06:22 -0800	[thread overview]
Message-ID: <CAPnjgZ2dAK8e-OCOmT8MgBZx1Pp8VVMJrARoPGOvRuJS73tU6g@mail.gmail.com> (raw)
In-Reply-To: <74CDBE0F657A3D45AFBB94109FB122FF17801D1D94@HQMAIL01.nvidia.com>

Hi Stephen,

On Thu, Jan 12, 2012 at 11:48 AM, Stephen Warren <swarren@nvidia.com> wrote:
> Simon Glass wrote at Thursday, January 12, 2012 12:36 PM:
>> On Mon, Jan 9, 2012 at 3:24 PM, Stephen Warren <swarren@nvidia.com> wrote:
>> > On 12/26/2011 12:32 PM, Simon Glass wrote:
> ...
>> > I think this should read/validate/switch-on the SoC ID field too; I
>> > assume the SKU IDs can only be interpreted relative to some specific SoC ID.
>> >
>> > Chip ID is bits 15:8 of the register APB_MISC + 0x804, and has value
>> > 0x20 for Tegra20, 0x30 for Tegra30.
>>
>> My TRM doesn't mention those values. What version are you referring
>> to? I have v06.
>
> In both v06 and v01p (the public version), the register is in section
> 11.1.6.8. I guess that doesn't actually define the values of the fields,
> sigh. But, I can say that Tegra20 is 0x20 and Tegra30 is 0x30.
>
> For example, see:
>
> http://nv-tegra.nvidia.com/gitweb/?p=linux-2.6.git;a=blob;f=arch/arm/mach-tegra/fuse.c;h=fd703f9c1621a6d93db787e60b0d1b6314f8fb3e;hb=android-tegra-nv-2.6.39
>
> function void tegra_get_tegraid_from_hw, and:
>
> http://nv-tegra.nvidia.com/gitweb/?p=linux-2.6.git;a=blob;f=arch/arm/mach-tegra/include/mach/hardware.h;h=d8f9bfbce42d4255d3e91db166f283a48bb4a8f2;hb=android-tegra-nv-2.6.39
>
> for definitions of TEGRA_CHIPID_*.

OK, I will put this in as you say with a suitable comment.

Regards,
Simon

>
> --
> nvpublic
>

  reply	other threads:[~2012-01-13 21:06 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-26 19:32 [U-Boot] [PATCH 0/14] tegra: warmboot (suspend / resume) support Simon Glass
2011-12-26 19:32 ` [U-Boot] [PATCH 01/14] Add AES crypto library Simon Glass
2012-01-08  5:49   ` Mike Frysinger
2012-01-08  8:57     ` Marek Vasut
2012-01-08  9:09       ` Mike Frysinger
2012-01-08 10:40         ` Marek Vasut
2012-01-08 16:35           ` Simon Glass
2011-12-26 19:32 ` [U-Boot] [PATCH 02/14] tegra: Move ap20.h header into arch location Simon Glass
2011-12-26 19:32 ` [U-Boot] [PATCH 03/14] tegra: Add crypto library for warmboot code Simon Glass
2012-01-08  5:51   ` Mike Frysinger
2012-01-08 16:42     ` Simon Glass
2011-12-26 19:32 ` [U-Boot] [PATCH 04/14] tegra: Add flow, gp_padctl, fuse, sdram headers Simon Glass
2011-12-26 19:32 ` [U-Boot] [PATCH 05/14] tegra: Add tegra_get_chip_type() to detect SKU Simon Glass
2012-01-09 23:24   ` Stephen Warren
2012-01-12 19:35     ` Simon Glass
2012-01-12 19:48       ` Stephen Warren
2012-01-13 21:06         ` Simon Glass [this message]
2011-12-26 19:32 ` [U-Boot] [PATCH 06/14] tegra: Add EMC support for optimal memory timings Simon Glass
2012-01-09 23:38   ` Stephen Warren
2012-01-12 20:43     ` Simon Glass
2012-01-13 17:47       ` Simon Glass
2011-12-26 19:33 ` [U-Boot] [PATCH 07/14] tegra: Add PMU to manage power supplies Simon Glass
2012-01-10 17:56   ` Stephen Warren
2012-01-12 23:17     ` Simon Glass
2012-01-12 23:43       ` Stephen Warren
2012-01-12 23:55         ` Simon Glass
2011-12-26 19:33 ` [U-Boot] [PATCH 08/14] tegra: Set up PMU for Nvidia boards Simon Glass
2012-01-10 18:02   ` Stephen Warren
2012-01-12 23:42     ` Simon Glass
2011-12-26 19:33 ` [U-Boot] [PATCH 09/14] tegra: Add warmboot implementation Simon Glass
2012-01-10 18:30   ` Stephen Warren
2012-01-13 19:34     ` Simon Glass
2012-01-13 22:04       ` Yen Lin
2012-01-13 23:05         ` Simon Glass
2012-01-13 23:08           ` Stephen Warren
2012-01-14  0:04             ` Yen Lin
2011-12-26 19:33 ` [U-Boot] [PATCH 10/14] tegra: Setup PMC scratch info from ap20 setup Simon Glass
2011-12-26 19:33 ` [U-Boot] [PATCH 11/14] tegra: Set up warmboot code on Nvidia boards Simon Glass
2011-12-26 19:33 ` [U-Boot] [PATCH 12/14] tegra: Set vdd_core and vdd_cpu to high Simon Glass
2012-01-10 18:40   ` Stephen Warren
2012-01-13 17:55     ` Simon Glass
2011-12-26 19:33 ` [U-Boot] [PATCH 13/14] tegra: Add EMC settings for Seaboard, Harmony Simon Glass
2012-01-10 18:46   ` Stephen Warren
2012-01-12 23:05     ` Simon Glass
2012-01-12 23:42       ` Stephen Warren
2012-01-12 23:54         ` Simon Glass
2012-01-13  0:01           ` Stephen Warren
2012-01-13  0:05             ` Simon Glass
2012-01-13  0:10               ` Stephen Warren
2012-01-13  0:18                 ` Simon Glass
2011-12-26 19:33 ` [U-Boot] [PATCH 14/14] tegra: Enable LP0 on Seaboard Simon Glass

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