diff mbox

[v2,1/2] arm: dts: am4372: let boards enable RTC and Watchdog

Message ID 1403106200-777-2-git-send-email-balbi@ti.com
State New
Headers show

Commit Message

Felipe Balbi June 18, 2014, 3:43 p.m. UTC
by providing phandles to rtc and wdt nodes, we can
let boards enable rtc and wdt as necessary.

Signed-off-by: Felipe Balbi <balbi@ti.com>
---
 arch/arm/boot/dts/am4372.dtsi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Nishanth Menon June 18, 2014, 3:55 p.m. UTC | #1
$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@ti.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@44e3e000 {
> +		rtc: rtc@44e3e000 {
>  			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@44e35000 {
> +		wdt: wdt@44e35000 {
>  			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
dispc@4832a400

Might also be nice to have Fixes: to point out which commit was being
fixed, no?
Felipe Balbi June 18, 2014, 7:25 p.m. UTC | #2
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@ti.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@44e3e000 {
> > +		rtc: rtc@44e3e000 {
> >  			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@44e35000 {
> > +		wdt: wdt@44e35000 {
> >  			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 ?

> dispc@4832a400

perhaps

> Might also be nice to have Fixes: to point out which commit was being
> fixed, no?

no other board enables those, so I wouldn't consider it a fix.
Nishanth Menon June 18, 2014, 9:43 p.m. UTC | #3
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@ti.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@44e3e000 {
>>> +		rtc: rtc@44e3e000 {
>>>   			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@44e35000 {
>>> +		wdt: wdt@44e35000 {
>>>   			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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Felipe Balbi June 18, 2014, 9:51 p.m. UTC | #4
Hi,

On Wed, Jun 18, 2014 at 04:43:28PM -0500, Nishanth Menon wrote:
> 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@ti.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@44e3e000 {
> >>>+		rtc: rtc@44e3e000 {
> >>>  			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@44e35000 {
> >>>+		wdt: wdt@44e35000 {
> >>>  			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.

good point, but does thqt even work with AM437x devices in mainline?
Nishanth Menon June 18, 2014, 9:55 p.m. UTC | #5
On 06/18/2014 04:51 PM, Felipe Balbi wrote:
> Hi,
>
> On Wed, Jun 18, 2014 at 04:43:28PM -0500, Nishanth Menon wrote:
>> 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@ti.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@44e3e000 {
>>>>> +		rtc: rtc@44e3e000 {
>>>>>   			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@44e35000 {
>>>>> +		wdt: wdt@44e35000 {
>>>>>   			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.
>
> good point, but does thqt even work with AM437x devices in mainline?

it will once we are done adding a node. context here being - if you are 
fixing phandles, please fix them all up.. that is a little nice to do.

I wont argue more on this. I will leave it to maintainers.

--
Regards,
Nishanth Menon

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diff mbox

Patch

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@44e3e000 {
+		rtc: rtc@44e3e000 {
 			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@44e35000 {
+		wdt: wdt@44e35000 {
 			compatible = "ti,am4372-wdt","ti,omap3-wdt";
 			reg = <0x44e35000 0x1000>;
 			interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;