Re: [PATCH v2] ARM: dts: exynos5422-odroidxu3: add on-board INA231 sensors

[Kevin Hilman]

Joonyoung Shim <jy0922.shim@xxxxxxxxxxx> writes:

> Hi Kevin,
>
> On 01/15/2015 10:08 AM, Kevin Hilman wrote:
>> From: Kevin Hilman <khilman@xxxxxxxxxx>
>> 
>> The odroid-xu3 has 4 INA231 current sensors on board which can be
>> accessed from the Linux via the hwmon interface.
>> 
>> There is one sensor for each of these power rails:
>> 
>> - A15 cluster: VDD_ARM
>> - A7 cluster: VDD_KFC
>> - GPU: VDD_G3D
>> - memory: VDD_MEM
>> 
>> In addition to adding the sensors, LDO26 from the PMIC needs to be
>> enabled because it's powering these sensor.
>> 
>> Cc: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx>
>> Cc: Sjoerd Simons <sjoerd.simons@xxxxxxxxxxxxxxx>
>> Signed-off-by: Kevin Hilman <khilman@xxxxxxxxxx>
>> ---
>> v2: use "ti,ina231" as compatible string.
>> 
>> Applies on top of "ARM: dts: Add dts file for odroid XU3 board" from Sjoerd Simons.
>> 
>>  arch/arm/boot/dts/exynos5422-odroidxu3.dts | 39 ++++++++++++++++++++++++++++++
>>  1 file changed, 39 insertions(+)
>> 
>> diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
>> index c29123c0734d..50353d023225 100644
>> --- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts
>> +++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
>> @@ -174,6 +174,13 @@
>>  					regulator-always-on;
>>  				};
>>  
>> +				ldo26_reg: LDO26 {
>> +					regulator-name = "vdd_ldo26";
>> +					regulator-min-microvolt = <3000000>;
>> +					regulator-max-microvolt = <3000000>;
>> +					regulator-always-on;
>> +				};
>> +
>>  				buck1_reg: BUCK1 {
>>  					regulator-name = "vdd_mif";
>>  					regulator-min-microvolt = <800000>;
>> @@ -257,6 +264,38 @@
>>  		};
>>  	};
>>  
>> +	i2c_0: i2c@12C60000 {
>
> It's ok but IMHO it can split using label reference, e.g. 
>
> &i2c_0 {
> 	...
> };

Yes, you're right.  I'll spin a v3.

Kevin
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