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

From: Kevin Hilman
Date: Thu Jan 22 2015 - 14:47:16 EST


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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