Re: [PATCH] Device Tree Bindings for Freescale TDM controller

2 messages, 2 authors, 2012-03-19 · open the first message on its own page

Re: [PATCH] Device Tree Bindings for Freescale TDM controller

From: Tabi Timur-B04825 <hidden>
Date: 2012-03-17 16:07:29

On Sat, Mar 17, 2012 at 2:33 AM, Aggrwal Poonam-B10812
[off-list ref] wrote:
quoted
quoted
+ =A0 =A0 =A0 =A0 =A0 compatible =3D "fsl,p1010-tdm", "fsl,mpc8315-tdm=
";
quoted
quoted
+ =A0 =A0 =A0 =A0 =A0 reg =3D <0x16000 0x200 0x2c000 0x2000>;
+ =A0 =A0 =A0 =A0 =A0 clock-frequency =3D <0>;
Show a real clock-frequency, perhaps with a comment saying it's typicall=
y
quoted
filled in by boot software.
Okay.
Scott, are you suggesting that Poonam put a non-zero number in the DTS
for clock-frequency?  If so, then I don't think that's a good idea, if
U-Boot will always override it.

--=20
Timur Tabi
Linux kernel developer at Freescale=

Re: [PATCH] Device Tree Bindings for Freescale TDM controller

From: Scott Wood <hidden>
Date: 2012-03-19 17:27:57

On 03/17/2012 11:07 AM, Tabi Timur-B04825 wrote:
On Sat, Mar 17, 2012 at 2:33 AM, Aggrwal Poonam-B10812
[off-list ref] wrote:
quoted
quoted
quoted
+           compatible = "fsl,p1010-tdm", "fsl,mpc8315-tdm";
+           reg = <0x16000 0x200 0x2c000 0x2000>;
+           clock-frequency = <0>;
Show a real clock-frequency, perhaps with a comment saying it's typically
filled in by boot software.
quoted
Okay.
Scott, are you suggesting that Poonam put a non-zero number in the DTS
for clock-frequency?  If so, then I don't think that's a good idea, if
U-Boot will always override it.
This is a device tree binding document, not U-Boot specific.  It
describes what Linux (or another OS) can expect to see, not how it gets
there.

-Scott
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