Add LDOA2 regulator from MP5496 to support SDCC voltage scaling.

Suggested-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
---
 arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi b/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
index fe2152df69f4..0a57e1afe218 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
@@ -31,5 +31,14 @@ ipq6018_s2: s2 {
 			regulator-max-microvolt = <1062500>;
 			regulator-always-on;
 		};
+
+		ipq6018_l2: l2 {
+			regulator-min-microvolt = <1800000>;
+			regulator-max-microvolt = <3300000>;
+		};
 	};
 };
+
+&sdhc {
+	vqmmc-supply = <&ipq6018_l2>;
+};
-- 
2.25.1

On 10.11.2024 3:00 PM, Chukun Pan wrote:
> Add LDOA2 regulator from MP5496 to support SDCC voltage scaling.
> 
> Suggested-by: Robert Marko <robimarko@gmail.com>
> Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
> ---
>  arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi b/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
> index fe2152df69f4..0a57e1afe218 100644
> --- a/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq6018-mp5496.dtsi
> @@ -31,5 +31,14 @@ ipq6018_s2: s2 {
>  			regulator-max-microvolt = <1062500>;
>  			regulator-always-on;
>  		};
> +
> +		ipq6018_l2: l2 {

s/ipq6018/mp5496

Konrad

Hi,
>> @@ -31,5 +31,14 @@ ipq6018_s2: s2 {
>>  			regulator-max-microvolt = <1062500>;
>>  			regulator-always-on;
>>  		};
>> +
>> +		ipq6018_l2: l2 {
>
> s/ipq6018/mp5496

Does ipq6018_s2 also need to be changed?

-- 
2.25.1

Hi,
>> @@ -31,5 +31,14 @@ ipq6018_s2: s2 {
>>  			regulator-max-microvolt = <1062500>;
>>  			regulator-always-on;
>>  		};
>> +
>> +		ipq6018_l2: l2 {
>
> s/ipq6018/mp5496

Does ipq6018_s2 also need to be changed?

-- 
2.25.1

On Sun, Dec 22, 2024 at 12:40:01PM +0800, Chukun Pan wrote:
> Hi,
> >> @@ -31,5 +31,14 @@ ipq6018_s2: s2 {
> >>  			regulator-max-microvolt = <1062500>;
> >>  			regulator-always-on;
> >>  		};
> >> +
> >> +		ipq6018_l2: l2 {
> >
> > s/ipq6018/mp5496
> 
> Does ipq6018_s2 also need to be changed?

Yes, in a separate commit, please.

-- 
With best wishes
Dmitry