[U-Boot] [PATCH v3] mx6: Read silicon revision from register

Eric Nelson
2012-03-14T15:05:01Z

On 03/14/2012 05:10 AM, Wolfgang Grandegger wrote:
> Hi Fabio,
>
> On 03/14/2012 11:24 AM, Fabio Estevam wrote:
>> On Wed, Mar 14, 2012 at 3:09 AM, Liu Hui-R64343<r64343@freescale.com> wrote:
>>
>>> I'm afraid whether this is correct to add it here since some registers of anatop was included into the ccm_reg.
>>>
>>> ANATOP is a collection of analog and anadig. So, ANATOP register mostly is consist of 4 parts:
>>>
>>> ANADIG in CCM: for example: PLL/PFD,
>>> ANAREG in power: internal analog regulator, power tree.
>>> ANAUSB in usb: for usb vbus dection, charge, etc.
>>> ANAMISC: misc feature, only one register now for the Chip Silicon Version
>>>
>>> So the siliconid is in the last register.
>>
>> In the mx6 reference manual version I have I cannot find all the
>> fields you mentioned.
>>
>> Can you send me offline the anatop register layout so that I can
>> complete this structure?
>
> I think "arch/arm/mach-mx6/regs-anadig.h" from Freescale's 2.6.38 kernel
> tree does define the register layout. Do you have that file?
>

If not, you can grab it from here:

http://opensource.freescale.com/git?p=imx/uboot-imx.git;a=blob;f=include/asm-arm/arch-mx6/regs-anadig.h;h=581064b876244c65b3a0c82bf14a2f3639864b9f;hb=imx_v2009.08_11.11.01