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SubjectRe: [PATCH v2] ARM64: dts: meson-axg: add saradc support
Date
Jerome Brunet <jbrunet@baylibre.com> writes:

> On Mon, 2018-07-02 at 22:25 +0000, Yixun Lan wrote:
>> From: Xingyu Chen <xingyu.chen@amlogic.com>
>>
>> Add the DT info for SAR ADC of the Amlogic's Meson-AXG SoC.
>>
>> Signed-off-by: Xingyu Chen <xingyu.chen@amlogic.com>
>> Signed-off-by: Yixun Lan <yixun.lan@amlogic.com>
>> ---
>> Hi kevin
>> I just re-send this patch which rebased to your khilman/v4.18/integ branch
>> Thanks
>> Yixun
>>
>> nothing changed since patch v1 [1]:
>> -
>>
>> [1] https://lkml.kernel.org/r/20180326092117.208416-1-yixun.lan@amlogic.com
>>
>> ---
>> .../arm64/boot/dts/amlogic/meson-axg-s400.dts | 5 +++++
>> arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 21 +++++++++++++++++++
>> 2 files changed, 26 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
>> index 4b3331fbfe39..6041f68b32ae 100644
>> --- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
>> +++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
>> @@ -153,3 +153,8 @@
>> compatible = "brcm,bcm4329-fmac";
>> };
>> };
>> +
>> +&saradc {
>> + status = "okay";
>> + vref-supply = <&vddio_ao18>;
>> +};
>> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
>> index 67d7115e4eff..52678a69dbf8 100644
>> --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
>> +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
>> @@ -91,6 +91,13 @@
>> method = "smc";
>> };
>>
>> + vddio_ao18: regulator-vddio_ao18 {
>> + compatible = "regulator-fixed";
>> + regulator-name = "VDDIO_AO18";
>> + regulator-min-microvolt = <1800000>;
>> + regulator-max-microvolt = <1800000>;
>> + };
>
> Kevin, Yixun,
>
> I find odd that we are adding a regulator to SoC device tree file.
> Those regulator are usually part of board file
>
> Unless the regulator is actually inside the SoC, this is not the place for it.
>
> Sorry for not catching this earlier.

You're right, I should've noticed this earlier also.

Yixun, can you resend this with the regulators in the board file please?

In the mean time, I've dropped this from v4.19/dt64 branch,

Kevin

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