lkml.org 
[lkml]   [2013]   [Feb]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 3/5] arm: dts: omap4-panda: Add I2c pinctrl data
* Jon Hunter <jon-hunter@ti.com> [130213 08:10]:
> On 02/13/2013 09:57 AM, Jon Hunter wrote:
> > On 02/13/2013 03:28 AM, Sourav Poddar wrote:
> >
> > A quick look at the data manual shows that omap4430 and omap4460 has the
> > same pin mux options for i2c. Furthermore, the data manual shows only
> > one mux option for i2c1-4. Therefore, should these mux options be placed
> > in omap4.dtsi? Boards not using specific i2c controllers can disabled
> > them in there board dts file (same way we do for mmc).
>
> I guess for i2c, a given omap4 board may use external pull-ups and not
> use the internal ones and so putting this in the omap4.dtsi may not be
> desirable. However, it seems that a common omap4-panda.dtsi could be
> used here.

Yes the mux options need to be board specific. If something is complex
and common, it's best to put it into omap4-i2c1.dts file that can be
included from the board specific .dts files as needed.

Regards,

Tony


\
 
 \ /
  Last update: 2013-02-13 18:21    [W:0.740 / U:0.112 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site