On 15-05-2013 12:57, Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 12:36 Wed 15 May , Eduardo Valentin wrote:
>> On 15-05-2013 11:23, Benoit Cousson wrote:
>>> Hi Eduardo,
>>>
>>> On 05/15/2013 04:58 PM, Eduardo Valentin wrote:
>>>> Include bandgap devices for OMAP4460 devices.
>>>>
>>>> Cc: "Benoît Cousson" <b-cousson@xxxxxx>
>>>> Cc: Tony Lindgren <tony@xxxxxxxxxxx>
>>>> Cc: Russell King <linux@xxxxxxxxxxxxxxxx>
>>>> Cc: linux-omap@xxxxxxxxxxxxxxx
>>>> Cc: devicetree-discuss@xxxxxxxxxxxxxxxx
>>>> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
>>>> Cc: linux-kernel@xxxxxxxxxxxxxxx
>>>> Signed-off-by: Eduardo Valentin <eduardo.valentin@xxxxxx>
>>>> ---
>>>> arch/arm/boot/dts/omap4460.dtsi | 9 +++++++++
>>>> 1 file changed, 9 insertions(+)
>>>>
>>>> diff --git a/arch/arm/boot/dts/omap4460.dtsi b/arch/arm/boot/dts/omap4460.dtsi
>>>> index 2cf227c..e5bfbfe 100644
>>>> --- a/arch/arm/boot/dts/omap4460.dtsi
>>>> +++ b/arch/arm/boot/dts/omap4460.dtsi
>>>> @@ -29,4 +29,13 @@
>>>> <0 55 0x4>;
>>>> ti,hwmods = "debugss";
>>>> };
>>>> +
>>>> + bandgap {
>>>> + reg = <0x4a002260 0x4
>>>> + 0x4a00232C 0x4
>>>> + 0x4a002378 0x18>;
>>>> + compatible = "ti,omap4460-bandgap";
>>>> + interrupts = <0 126 4>; /* talert */
>>>> + ti,tshut-gpio = <86>;
>>
>>
>>
>>>
>>> Why do you need a custom attribute for GPIO? Cannot you use the standard
>>> one?
>>
>> I believe it was by your suggestion :-), during the first attempts to
>> send this driver. But could not find the thread link :-( sorry.
>>
>>
>> I guess the reasoning to mark it as a ti specific is because it will be
>> used as IRQ line to treat thermal shutdown (in SW).
> so use interrup-parent
Jean-Christophe,
That will change the controller and break the configuration for the
other IRQ line, coming from GIC.
>>
>>>
>>> Where is the gpio controller phandle?
>>>
>>> Usually it looks like this:
>>>
>>> gpios = <&gpio1 8 0>;
>>>
>>>
>>> Regards,
>>> Benoit
>>>
>>>
>>>
>>
>>
>
>
>
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>
>
>
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