From: Dirk Behme <dirk.behme@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 3/3] mx6sl: Add initial support for mx6slevk board
Date: Sat, 06 Apr 2013 15:52:17 +0200 [thread overview]
Message-ID: <51602891.9060406@gmail.com> (raw)
In-Reply-To: <CAOMZO5BGt-ZdfU-494zz3q3ihfLi1zq7FVMaJQCMBk2QXkuaUg@mail.gmail.com>
Am 06.04.2013 14:47, schrieb Fabio Estevam:
> Hi Dirk,
>
> On Sat, Apr 6, 2013 at 4:27 AM, Dirk Behme <dirk.behme@gmail.com> wrote:
>
>>> +DATA 4 0x020c4068 0xffffffff
>>> +DATA 4 0x020c406c 0xffffffff
>>> +DATA 4 0x020c4070 0xffffffff
>>> +DATA 4 0x020c4074 0xffffffff
>>> +DATA 4 0x020c4078 0xffffffff
>>> +DATA 4 0x020c407c 0xffffffff
>>> +DATA 4 0x020c4080 0xffffffff
>>
>>
>> Again this default stuff? ;)
>
> I should have replied to your previous comment.
>
> I tried removing this block as you suggest and the board does not boot.
>
> Then I read the following from the FSL U-boot:
> "/* Enable all clocks (they are disabled by ROM code)*/
>
> That's why I am keeping them.
Most probably it would be sufficient to enable only the clocks needed
for booting ;) And not all clocks. On the other boards we do
/* set the default clock gate to save power */
DATA 4 0x020c4068 0x00C03F3F
DATA 4 0x020c406c 0x0030FC03
DATA 4 0x020c4070 0x0FFFC000
DATA 4 0x020c4074 0x3FF00000
DATA 4 0x020c4078 0x00FFF300
DATA 4 0x020c407c 0x0F0000C3
DATA 4 0x020c4080 0x000003FF
http://git.denx.de/cgi-bin/gitweb.cgi?p=u-boot.git;a=blob;f=board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg;h=f4cae5eeb9899ab4ba937ae286e004d6861f1d43;hb=refs/heads/master#l161
Do you like to try anything similar here, too?
Best regards
Dirk
next prev parent reply other threads:[~2013-04-06 13:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-06 0:55 [U-Boot] [PATCH 1/3] iomux-v3: Place pad control definitions into common file Fabio Estevam
2013-04-06 0:55 ` [U-Boot] [PATCH 2/3] mx6: Add solo-lite variant support Fabio Estevam
2013-04-06 0:55 ` [U-Boot] [PATCH 3/3] mx6sl: Add initial support for mx6slevk board Fabio Estevam
2013-04-06 7:27 ` Dirk Behme
2013-04-06 12:47 ` Fabio Estevam
2013-04-06 13:52 ` Dirk Behme [this message]
2013-04-06 14:15 ` Fabio Estevam
2013-04-06 16:30 ` Dirk Behme
2013-04-06 16:40 ` Fabio Estevam
2013-04-06 16:48 ` Dirk Behme
2013-04-10 6:01 ` Stefano Babic
2013-04-17 8:48 ` Stefano Babic
2013-04-21 17:00 ` Fabio Estevam
2013-04-22 7:51 ` Stefano Babic
2013-04-09 18:20 ` [U-Boot] [PATCH 1/3] iomux-v3: Place pad control definitions into common file Otavio Salvador
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