linux-kernel - Re: [PATCH 4/5] mfd: qcom-rpm: Add support for pm8018 RPM Regulator

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Message-ID: <20160622052340.GI1256@tuxbot>
Date:	Tue, 21 Jun 2016 22:23:40 -0700
From:	Bjorn Andersson <bjorn.andersson@...aro.org>
To:	Neil Armstrong <narmstrong@...libre.com>
Cc:	linus.walleij@...aro.org, dmitry.torokhov@...il.com,
	andy.gross@...aro.org, david.brown@...aro.org,
	lee.jones@...aro.org, lgirdwood@...il.com, broonie@...nel.org,
	a.zummo@...ertech.it, alexandre.belloni@...e-electrons.com,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
	rtc-linux@...glegroups.com
Subject: Re: [PATCH 4/5] mfd: qcom-rpm: Add support for pm8018 RPM Regulator

On Fri 17 Jun 03:22 PDT 2016, Neil Armstrong wrote:

[..]
> diff --git a/drivers/mfd/qcom_rpm.c b/drivers/mfd/qcom_rpm.c
[..]
> +
> +static const struct qcom_rpm_data mdm9615_template = {
> +	.version = 3,
> +	.resource_table = mdm9615_rpm_resource_table,
> +	.n_resources = ARRAY_SIZE(mdm9615_rpm_resource_table),
> +};

Please see:
https://patchwork.kernel.org/patch/9177159/

You should set the new .sel_size to 4 here, please either rebase ontop
of Linus patch or send an update after both are merged.

> +
>  static const struct of_device_id qcom_rpm_of_match[] = {
>  	{ .compatible = "qcom,rpm-apq8064", .data = &apq8064_template },
>  	{ .compatible = "qcom,rpm-msm8660", .data = &msm8660_template },
>  	{ .compatible = "qcom,rpm-msm8960", .data = &msm8960_template },
>  	{ .compatible = "qcom,rpm-ipq8064", .data = &ipq806x_template },
> +	{ .compatible = "qcom,rpm-mdm9615", .data = &mdm9615_template },
>  	{ }
>  };
>  MODULE_DEVICE_TABLE(of, qcom_rpm_of_match);
> diff --git a/include/dt-bindings/mfd/qcom-rpm.h b/include/dt-bindings/mfd/qcom-rpm.h
> index 13a9d4b..db85912 100644
> --- a/include/dt-bindings/mfd/qcom-rpm.h
> +++ b/include/dt-bindings/mfd/qcom-rpm.h
> @@ -148,6 +148,29 @@
>  #define QCOM_RPM_SMB208_S2a			138
>  #define QCOM_RPM_SMB208_S2b			139
>  
> +#define QCOM_RPM_PM8018_SMPS1			200

These numbers are a logical identifier and as such you shouldn't skip
140-199.

> +#define QCOM_RPM_PM8018_SMPS2			201
> +#define QCOM_RPM_PM8018_SMPS3			202
> +#define QCOM_RPM_PM8018_SMPS4			203
> +#define QCOM_RPM_PM8018_SMPS5			204
> +#define QCOM_RPM_PM8018_LDO1			205
> +#define QCOM_RPM_PM8018_LDO2			206
> +#define QCOM_RPM_PM8018_LDO3			207
> +#define QCOM_RPM_PM8018_LDO4			208
> +#define QCOM_RPM_PM8018_LDO5			209
> +#define QCOM_RPM_PM8018_LDO6			210
> +#define QCOM_RPM_PM8018_LDO7			211
> +#define QCOM_RPM_PM8018_LDO8			212
> +#define QCOM_RPM_PM8018_LDO9			213
> +#define QCOM_RPM_PM8018_LDO10			214
> +#define QCOM_RPM_PM8018_LDO11			215
> +#define QCOM_RPM_PM8018_LDO12			216
> +#define QCOM_RPM_PM8018_LDO13			217
> +#define QCOM_RPM_PM8018_LDO14			218
> +#define QCOM_RPM_PM8018_LVS1			219
> +#define QCOM_RPM_NCP				220

We already have PM8921_NCP and PM8058_NCP, so better make this
QCOM_RPM_PM8018_NCP for consistency.

> +#define QCOM_RPM_VOLTAGE_CORNER			221
> +

Other then these details
Acked-by: Bjorn Andersson <bjorn.andersson@...aro.org>

Regards,
Bjorn