lkml.org 
[lkml]   [2016]   [Apr]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v2 05/13] ARM: dts: db600c: add pmic regulator supplies
From
Date


On 19/04/16 20:10, Stephen Boyd wrote:
> On 04/12/2016 02:33 AM, Srinivas Kandagatla wrote:
>> This patch adds pmic regulator supplies connected on the board.
>> Rest of the invidual regulators would be added as and when required by
>> the devices.
>>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
>> Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
>> ---
>> arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts | 62 +++++++++++++++++++++++++
>> 1 file changed, 62 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts b/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts
>> index 57d4500..6695b00 100644
>> --- a/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts
>> +++ b/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts
>> @@ -9,7 +9,69 @@
>> serial1 = &gsbi1_serial;
>> };
>>
>> + regulators {
>> + compatible = "simple-bus";
>> + vph: regulator-fixed@1 {
>> + compatible = "regulator-fixed";
>> + regulator-min-microvolt = <4500000>;
>> + regulator-max-microvolt = <4500000>;
>> + regulator-name = "VPH";
>> + regulator-type = "voltage";
>> + regulator-boot-on;
>> + };
>> + };
>
> Just curious why we added the vph supply? Is that for some framework
> requirement? We haven't done this on other boards, although we probably
> should if there's a good reason for it.

This is an on board 12V TO 4.5V @5.5A DC/DC convertor for PMIC VPH
power. Yep we should do something similar on the other boards too.
Without this probably you would notice some error messages from
rpm_regulators about missing supply nodes.


thanks,
srini



>

\
 
 \ /
  Last update: 2016-04-22 11:21    [W:0.112 / U:0.636 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site