linux-kernel - Re: [PATCH 5/6] regulator: Add driver for MediaTek MT6328 PMIC regulators

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Message-ID: <4cf5a3d0-97a2-4a43-a91a-0a35aa2bc7e4@collabora.com>
Date: Mon, 21 Oct 2024 15:24:51 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Yassine Oudjana <yassine.oudjana@...il.com>,
 Dmitry Torokhov <dmitry.torokhov@...il.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Sen Chu <sen.chu@...iatek.com>,
 Sean Wang <sean.wang@...iatek.com>, Macpaul Lin <macpaul.lin@...iatek.com>,
 Lee Jones <lee@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 jason-ch chen <Jason-ch.Chen@...iatek.com>,
 Chen Zhong <chen.zhong@...iatek.com>, Flora Fu <flora.fu@...iatek.com>,
 Alexandre Mergnat <amergnat@...libre.com>
Cc: Yassine Oudjana <y.oudjana@...tonmail.com>, linux-input@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 5/6] regulator: Add driver for MediaTek MT6328 PMIC
 regulators

Il 18/10/24 10:10, Yassine Oudjana ha scritto:
> From: Yassine Oudjana <y.oudjana@...tonmail.com>
> 
> Add a driver for the regulators on the MT6328 PMIC.
> 
> Signed-off-by: Yassine Oudjana <y.oudjana@...tonmail.com>
> ---
>   drivers/regulator/Kconfig                  |   9 +
>   drivers/regulator/Makefile                 |   1 +
>   drivers/regulator/mt6328-regulator.c       | 479 +++++++++++++++++++++
>   include/linux/regulator/mt6328-regulator.h |  49 +++
>   4 files changed, 538 insertions(+)
>   create mode 100644 drivers/regulator/mt6328-regulator.c
>   create mode 100644 include/linux/regulator/mt6328-regulator.h
> 
> diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
> index 249933d6388dd..e9b9faff67f3a 100644
> --- a/drivers/regulator/Kconfig
> +++ b/drivers/regulator/Kconfig
> @@ -862,6 +862,15 @@ config REGULATOR_MT6323
>   	  This driver supports the control of different power rails of device
>   	  through regulator interface.
>   
> +config REGULATOR_MT6328
> +	tristate "MediaTek MT6328 PMIC"
> +	depends on MFD_MT6397
> +	help
> +	  Say y here to select this option to enable the power regulator of
> +	  MediaTek MT6328 PMIC.
> +	  This driver supports the control of different power rails of device
> +	  through regulator interface.
> +
>   config REGULATOR_MT6331
>   	tristate "MediaTek MT6331 PMIC"
>   	depends on MFD_MT6397
> diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
> index 9b69546fb3f65..c1a5a44413198 100644
> --- a/drivers/regulator/Makefile
> +++ b/drivers/regulator/Makefile
> @@ -103,6 +103,7 @@ obj-$(CONFIG_REGULATOR_MPQ7920) += mpq7920.o
>   obj-$(CONFIG_REGULATOR_MT6311) += mt6311-regulator.o
>   obj-$(CONFIG_REGULATOR_MT6315) += mt6315-regulator.o
>   obj-$(CONFIG_REGULATOR_MT6323)	+= mt6323-regulator.o
> +obj-$(CONFIG_REGULATOR_MT6328)	+= mt6328-regulator.o
>   obj-$(CONFIG_REGULATOR_MT6331)	+= mt6331-regulator.o
>   obj-$(CONFIG_REGULATOR_MT6332)	+= mt6332-regulator.o
>   obj-$(CONFIG_REGULATOR_MT6357)	+= mt6357-regulator.o
> diff --git a/drivers/regulator/mt6328-regulator.c b/drivers/regulator/mt6328-regulator.c
> new file mode 100644
> index 0000000000000..e15a64404f494
> --- /dev/null
> +++ b/drivers/regulator/mt6328-regulator.c
> @@ -0,0 +1,479 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * MediaTek MT6328 regulator driver
> + * Based on MT6323 driver.
> + *
> + * Copyright (c) 2016 MediaTek Inc.
> + * Copyright (c) 2022 Yassine Oudjana <y.oudjana@...tonmail.com>
> + */
> +

..snip..

> +/* The array is indexed by id(MT6328_ID_XXX) */
> +static struct mt6328_regulator_info mt6328_regulators[] = {
> +	MT6328_BUCK("buck_vpa", VPA, 500000, 3650000, 50000,
> +		buck_volt_range1, MT6328_VPA_CON9, MT6328_VPA_CON11, 0x3f,
> +		MT6328_VPA_CON12, MT6328_VPA_CON7),

Can you please fix the indentation?

Also, all of those entries do fit in two lines, I checked a couple of those
and always ended up with less than 90 columns anyway.

After which,

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>