linux-kernel - Re: [PATCH v2 1/2] arm: dts: am4372: let boards enable RTC and Watchdog

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Date:	Wed, 18 Jun 2014 16:43:28 -0500
From:	Nishanth Menon <nm@...com>
To:	balbi@...com
CC:	devicetree@...r.kernel.org, linux@....linux.org.uk,
	Tony Lindgren <tony@...mide.com>,
	Rajendra Nayak <rnayak@...com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	r.sricharan@...com, robh+dt@...nel.org,
	Benoit Cousson <bcousson@...libre.com>, galak@...eaurora.org,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 1/2] arm: dts: am4372: let boards enable RTC and Watchdog

On 06/18/2014 02:25 PM, Felipe Balbi wrote:
> Hi,
>
> On Wed, Jun 18, 2014 at 10:55:35AM -0500, Nishanth Menon wrote:
>> $subject - ARM: dts:
>>
>> On 06/18/2014 10:43 AM, Felipe Balbi wrote:
>>> by providing phandles to rtc and wdt nodes, we can
>>> let boards enable rtc and wdt as necessary.
>>>
>>> Signed-off-by: Felipe Balbi <balbi@...com>
>>> ---
>>>   arch/arm/boot/dts/am4372.dtsi | 4 ++--
>>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
>>> index 49fa596..e3830d4 100644
>>> --- a/arch/arm/boot/dts/am4372.dtsi
>>> +++ b/arch/arm/boot/dts/am4372.dtsi
>>> @@ -270,7 +270,7 @@
>>>   			ti,hwmods = "counter_32k";
>>>   		};
>>>
>>> -		rtc@...3e000 {
>>> +		rtc: rtc@...3e000 {
>>>   			compatible = "ti,am4372-rtc","ti,da830-rtc";
>>>   			reg = <0x44e3e000 0x1000>;
>>>   			interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH
>>> @@ -279,7 +279,7 @@
>>>   			status = "disabled";
>>>   		};
>>>
>>> -		wdt@...35000 {
>>> +		wdt: wdt@...35000 {
>>>   			compatible = "ti,am4372-wdt","ti,omap3-wdt";
>>>   			reg = <0x44e35000 0x1000>;
>>>   			interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
>>>
>> we might want to fix up any other similar nodes in dtsi as well, no?
>>
>> examples:
>> cpu@0
>
> and why would you want boards to mess with the cpu node ?
>
cpu-supply = <&regulator>;

for cpufreq.

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