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Message-ID: <552e75a9-179a-7720-3d37-59f1846266b1@linaro.org>
Date:   Fri, 13 Jan 2023 16:24:25 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     devi priya <quic_devipriy@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, lgirdwood@...il.com, broonie@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Cc:     quic_srichara@...cinc.com, quic_gokulsri@...cinc.com,
        quic_sjaganat@...cinc.com, quic_kathirav@...cinc.com,
        quic_arajkuma@...cinc.com, quic_anusha@...cinc.com,
        quic_poovendh@...cinc.com
Subject: Re: [PATCH 3/6] regulator: qcom_smd: Add MP5496 regulators



On 13.01.2023 16:03, devi priya wrote:
> Adding support for PMIC MP5496 on IPQ9574 SoC
> 
> Co-developed-by: Praveenkumar I <quic_ipkumar@...cinc.com>
> Signed-off-by: Praveenkumar I <quic_ipkumar@...cinc.com>
> Signed-off-by: devi priya <quic_devipriy@...cinc.com>
> ---
Please simply extend the existing MP5496 support with this
S1 regulator. If you don't explicitly define and set voltages
for the other vregs, they will not be probed.

Konrad
>  drivers/regulator/qcom_smd-regulator.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/drivers/regulator/qcom_smd-regulator.c b/drivers/regulator/qcom_smd-regulator.c
> index 9f2b58458841..1eb17d378897 100644
> --- a/drivers/regulator/qcom_smd-regulator.c
> +++ b/drivers/regulator/qcom_smd-regulator.c
> @@ -767,6 +767,15 @@ static const struct regulator_desc mp5496_ldoa2 = {
>  	.ops = &rpm_mp5496_ops,
>  };
>  
> +static const struct regulator_desc ipq9574_mp5496_smpa1 = {
> +	.linear_ranges = (struct linear_range[]) {
> +		REGULATOR_LINEAR_RANGE(600000, 0, 37, 12500),
> +	},
> +	.n_linear_ranges = 1,
> +	.n_voltages = 38,
> +	.ops = &rpm_mp5496_ops,
> +};
> +
>  static const struct regulator_desc pm2250_lvftsmps = {
>  	.linear_ranges = (struct linear_range[]) {
>  		REGULATOR_LINEAR_RANGE(320000, 0, 269, 4000),
> @@ -799,6 +808,11 @@ static const struct rpm_regulator_data rpm_mp5496_regulators[] = {
>  	{}
>  };
>  
> +static const struct rpm_regulator_data rpm_ipq9574_mp5496_regulators[] = {
> +	{ "s1", QCOM_SMD_RPM_SMPA, 1, &ipq9574_mp5496_smpa1, "s1" },
> +	{}
> +};
> +
>  static const struct rpm_regulator_data rpm_pm2250_regulators[] = {
>  	{ "s1", QCOM_SMD_RPM_SMPA, 1, &pm2250_lvftsmps, "vdd_s1" },
>  	{ "s2", QCOM_SMD_RPM_SMPA, 2, &pm2250_lvftsmps, "vdd_s2" },
> @@ -1320,6 +1334,8 @@ static const struct rpm_regulator_data rpm_pms405_regulators[] = {
>  };
>  
>  static const struct of_device_id rpm_of_match[] = {
> +	{ .compatible = "qcom,rpm-ipq9574-mp5496-regulators",
> +		.data = &rpm_ipq9574_mp5496_regulators },
>  	{ .compatible = "qcom,rpm-mp5496-regulators", .data = &rpm_mp5496_regulators },
>  	{ .compatible = "qcom,rpm-pm2250-regulators", .data = &rpm_pm2250_regulators },
>  	{ .compatible = "qcom,rpm-pm6125-regulators", .data = &rpm_pm6125_regulators },

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