Re: [PATCH v4 2/4] mfd: sec: Add support for S2MPS15 PMIC

[Alim Akhtar <alim.akhtar@xxxxxxxxxxx>]

Hi

On 10/29/2015 01:36 PM, Lee Jones wrote:
> On Thu, 29 Oct 2015, Alim Akhtar wrote:
>
> > From: Thomas Abraham <thomas.ab@xxxxxxxxxxx>
> >
> > Add support for S2MPS15 PMIC which is similar to S2MPS11 PMIC. The S2MPS15
> > PMIC supports 27 LDO regulators, 10 buck regulators, RTC, three 32.768KHz
> > clock outputs and battery charger. This patch adds initial support for
> > LDO and buck regulators of S2MPS15 device.
> >
> > Signed-off-by: Thomas Abraham <thomas.ab@xxxxxxxxxxx>
> > Signed-off-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
> > [Alim: Added s2mps15_devs like rtc and clk and related changes]
> > Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> > ---
> >   drivers/mfd/sec-core.c              |   31 +++++++
> >   drivers/mfd/sec-irq.c               |    8 ++
> >   include/linux/mfd/samsung/core.h    |    1 +
> >   include/linux/mfd/samsung/s2mps15.h |  158 +++++++++++++++++++++++++++++++++++
> >   4 files changed, 198 insertions(+)
> >   create mode 100644 include/linux/mfd/samsung/s2mps15.h
>
> Looks good now.
>
> Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
Thanks!!

> > diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
> > index 2626fc0b5b8c..fbb8a5715597 100644
> > --- a/drivers/mfd/sec-core.c
> > +++ b/drivers/mfd/sec-core.c
> > @@ -29,6 +29,7 @@
> >   #include <linux/mfd/samsung/s2mps11.h>
> >   #include <linux/mfd/samsung/s2mps13.h>
> >   #include <linux/mfd/samsung/s2mps14.h>
> > +#include <linux/mfd/samsung/s2mps15.h>
> >   #include <linux/mfd/samsung/s2mpu02.h>
> >   #include <linux/mfd/samsung/s5m8763.h>
> >   #include <linux/mfd/samsung/s5m8767.h>
> > @@ -96,6 +97,17 @@ static const struct mfd_cell s2mps14_devs[] = {
> >   	}
> >   };
> >
> > +static const struct mfd_cell s2mps15_devs[] = {
> > +	{
> > +		.name = "s2mps15-regulator",
> > +	}, {
> > +		.name = "s2mps15-rtc",
> > +	}, {
> > +		.name = "s2mps13-clk",
> > +		.of_compatible = "samsung,s2mps13-clk",
> > +	},
> > +};
> > +
> >   static const struct mfd_cell s2mpa01_devs[] = {
> >   	{
> >   		.name = "s2mpa01-pmic",
> > @@ -125,6 +137,9 @@ static const struct of_device_id sec_dt_match[] = {
> >   		.compatible = "samsung,s2mps14-pmic",
> >   		.data = (void *)S2MPS14X,
> >   	}, {
> > +		.compatible = "samsung,s2mps15-pmic",
> > +		.data = (void *)S2MPS15X,
> > +	}, {
> >   		.compatible = "samsung,s2mpa01-pmic",
> >   		.data = (void *)S2MPA01,
> >   	}, {
> > @@ -226,6 +241,15 @@ static const struct regmap_config s2mps14_regmap_config = {
> >   	.cache_type = REGCACHE_FLAT,
> >   };
> >
> > +static const struct regmap_config s2mps15_regmap_config = {
> > +	.reg_bits = 8,
> > +	.val_bits = 8,
> > +
> > +	.max_register = S2MPS15_REG_LDODSCH4,
> > +	.volatile_reg = s2mps11_volatile,
> > +	.cache_type = REGCACHE_FLAT,
> > +};
> > +
> >   static const struct regmap_config s2mpu02_regmap_config = {
> >   	.reg_bits = 8,
> >   	.val_bits = 8,
> > @@ -387,6 +411,9 @@ static int sec_pmic_probe(struct i2c_client *i2c,
> >   	case S2MPS14X:
> >   		regmap = &s2mps14_regmap_config;
> >   		break;
> > +	case S2MPS15X:
> > +		regmap = &s2mps15_regmap_config;
> > +		break;
> >   	case S5M8763X:
> >   		regmap = &s5m8763_regmap_config;
> >   		break;
> > @@ -445,6 +472,10 @@ static int sec_pmic_probe(struct i2c_client *i2c,
> >   		sec_devs = s2mps14_devs;
> >   		num_sec_devs = ARRAY_SIZE(s2mps14_devs);
> >   		break;
> > +	case S2MPS15X:
> > +		sec_devs = s2mps15_devs;
> > +		num_sec_devs = ARRAY_SIZE(s2mps15_devs);
> > +		break;
> >   	case S2MPU02:
> >   		sec_devs = s2mpu02_devs;
> >   		num_sec_devs = ARRAY_SIZE(s2mpu02_devs);
> > diff --git a/drivers/mfd/sec-irq.c b/drivers/mfd/sec-irq.c
> > index 806fa8dbb22d..d77de431cc50 100644
> > --- a/drivers/mfd/sec-irq.c
> > +++ b/drivers/mfd/sec-irq.c
> > @@ -407,6 +407,11 @@ static const struct regmap_irq_chip s2mps14_irq_chip = {
> >   	S2MPS1X_IRQ_CHIP_COMMON_DATA,
> >   };
> >
> > +static const struct regmap_irq_chip s2mps15_irq_chip = {
> > +	.name = "s2mps15",
> > +	S2MPS1X_IRQ_CHIP_COMMON_DATA,
> > +};
> > +
> >   static const struct regmap_irq_chip s2mpu02_irq_chip = {
> >   	.name = "s2mpu02",
> >   	.irqs = s2mpu02_irqs,
> > @@ -466,6 +471,9 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic)
> >   	case S2MPS14X:
> >   		sec_irq_chip = &s2mps14_irq_chip;
> >   		break;
> > +	case S2MPS15X:
> > +		sec_irq_chip = &s2mps15_irq_chip;
> > +		break;
> >   	case S2MPU02:
> >   		sec_irq_chip = &s2mpu02_irq_chip;
> >   		break;
> > diff --git a/include/linux/mfd/samsung/core.h b/include/linux/mfd/samsung/core.h
> > index a06098639399..6bc4bcd488ac 100644
> > --- a/include/linux/mfd/samsung/core.h
> > +++ b/include/linux/mfd/samsung/core.h
> > @@ -44,6 +44,7 @@ enum sec_device_type {
> >   	S2MPS11X,
> >   	S2MPS13X,
> >   	S2MPS14X,
> > +	S2MPS15X,
> >   	S2MPU02,
> >   };
> >
> > diff --git a/include/linux/mfd/samsung/s2mps15.h b/include/linux/mfd/samsung/s2mps15.h
> > new file mode 100644
> > index 000000000000..36d35287c3c0
> > --- /dev/null
> > +++ b/include/linux/mfd/samsung/s2mps15.h
> > @@ -0,0 +1,158 @@
> > +/*
> > + * Copyright (c) 2015 Samsung Electronics Co., Ltd
> > + *              http://www.samsung.com
> > + *
> > + * This program is free software; you can redistribute  it and/or modify it
> > + * under  the terms of  the GNU General  Public License as published by the
> > + * Free Software Foundation;  either version 2 of the  License, or (at your
> > + * option) any later version.
> > + *
> > + * This program is distributed in the hope that it will be useful,
> > + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> > + * GNU General Public License for more details.
> > + */
> > +
> > +#ifndef __LINUX_MFD_S2MPS15_H
> > +#define __LINUX_MFD_S2MPS15_H
> > +
> > +/* S2MPS15 registers */
> > +enum s2mps15_reg {
> > +	S2MPS15_REG_ID,
> > +	S2MPS15_REG_INT1,
> > +	S2MPS15_REG_INT2,
> > +	S2MPS15_REG_INT3,
> > +	S2MPS15_REG_INT1M,
> > +	S2MPS15_REG_INT2M,
> > +	S2MPS15_REG_INT3M,
> > +	S2MPS15_REG_ST1,
> > +	S2MPS15_REG_ST2,
> > +	S2MPS15_REG_PWRONSRC,
> > +	S2MPS15_REG_OFFSRC,
> > +	S2MPS15_REG_BU_CHG,
> > +	S2MPS15_REG_RTC_BUF,
> > +	S2MPS15_REG_CTRL1,
> > +	S2MPS15_REG_CTRL2,
> > +	S2MPS15_REG_RSVD1,
> > +	S2MPS15_REG_RSVD2,
> > +	S2MPS15_REG_RSVD3,
> > +	S2MPS15_REG_RSVD4,
> > +	S2MPS15_REG_RSVD5,
> > +	S2MPS15_REG_RSVD6,
> > +	S2MPS15_REG_CTRL3,
> > +	S2MPS15_REG_RSVD7,
> > +	S2MPS15_REG_RSVD8,
> > +	S2MPS15_REG_RSVD9,
> > +	S2MPS15_REG_B1CTRL1,
> > +	S2MPS15_REG_B1CTRL2,
> > +	S2MPS15_REG_B2CTRL1,
> > +	S2MPS15_REG_B2CTRL2,
> > +	S2MPS15_REG_B3CTRL1,
> > +	S2MPS15_REG_B3CTRL2,
> > +	S2MPS15_REG_B4CTRL1,
> > +	S2MPS15_REG_B4CTRL2,
> > +	S2MPS15_REG_B5CTRL1,
> > +	S2MPS15_REG_B5CTRL2,
> > +	S2MPS15_REG_B6CTRL1,
> > +	S2MPS15_REG_B6CTRL2,
> > +	S2MPS15_REG_B7CTRL1,
> > +	S2MPS15_REG_B7CTRL2,
> > +	S2MPS15_REG_B8CTRL1,
> > +	S2MPS15_REG_B8CTRL2,
> > +	S2MPS15_REG_B9CTRL1,
> > +	S2MPS15_REG_B9CTRL2,
> > +	S2MPS15_REG_B10CTRL1,
> > +	S2MPS15_REG_B10CTRL2,
> > +	S2MPS15_REG_BBCTRL1,
> > +	S2MPS15_REG_BBCTRL2,
> > +	S2MPS15_REG_BRAMP,
> > +	S2MPS15_REG_LDODVS1,
> > +	S2MPS15_REG_LDODVS2,
> > +	S2MPS15_REG_LDODVS3,
> > +	S2MPS15_REG_LDODVS4,
> > +	S2MPS15_REG_L1CTRL,
> > +	S2MPS15_REG_L2CTRL,
> > +	S2MPS15_REG_L3CTRL,
> > +	S2MPS15_REG_L4CTRL,
> > +	S2MPS15_REG_L5CTRL,
> > +	S2MPS15_REG_L6CTRL,
> > +	S2MPS15_REG_L7CTRL,
> > +	S2MPS15_REG_L8CTRL,
> > +	S2MPS15_REG_L9CTRL,
> > +	S2MPS15_REG_L10CTRL,
> > +	S2MPS15_REG_L11CTRL,
> > +	S2MPS15_REG_L12CTRL,
> > +	S2MPS15_REG_L13CTRL,
> > +	S2MPS15_REG_L14CTRL,
> > +	S2MPS15_REG_L15CTRL,
> > +	S2MPS15_REG_L16CTRL,
> > +	S2MPS15_REG_L17CTRL,
> > +	S2MPS15_REG_L18CTRL,
> > +	S2MPS15_REG_L19CTRL,
> > +	S2MPS15_REG_L20CTRL,
> > +	S2MPS15_REG_L21CTRL,
> > +	S2MPS15_REG_L22CTRL,
> > +	S2MPS15_REG_L23CTRL,
> > +	S2MPS15_REG_L24CTRL,
> > +	S2MPS15_REG_L25CTRL,
> > +	S2MPS15_REG_L26CTRL,
> > +	S2MPS15_REG_L27CTRL,
> > +	S2MPS15_REG_LDODSCH1,
> > +	S2MPS15_REG_LDODSCH2,
> > +	S2MPS15_REG_LDODSCH3,
> > +	S2MPS15_REG_LDODSCH4,
> > +};
> > +
> > +/* S2MPS15 regulator ids */
> > +enum s2mps15_regulators {
> > +	S2MPS15_LDO1,
> > +	S2MPS15_LDO2,
> > +	S2MPS15_LDO3,
> > +	S2MPS15_LDO4,
> > +	S2MPS15_LDO5,
> > +	S2MPS15_LDO6,
> > +	S2MPS15_LDO7,
> > +	S2MPS15_LDO8,
> > +	S2MPS15_LDO9,
> > +	S2MPS15_LDO10,
> > +	S2MPS15_LDO11,
> > +	S2MPS15_LDO12,
> > +	S2MPS15_LDO13,
> > +	S2MPS15_LDO14,
> > +	S2MPS15_LDO15,
> > +	S2MPS15_LDO16,
> > +	S2MPS15_LDO17,
> > +	S2MPS15_LDO18,
> > +	S2MPS15_LDO19,
> > +	S2MPS15_LDO20,
> > +	S2MPS15_LDO21,
> > +	S2MPS15_LDO22,
> > +	S2MPS15_LDO23,
> > +	S2MPS15_LDO24,
> > +	S2MPS15_LDO25,
> > +	S2MPS15_LDO26,
> > +	S2MPS15_LDO27,
> > +	S2MPS15_BUCK1,
> > +	S2MPS15_BUCK2,
> > +	S2MPS15_BUCK3,
> > +	S2MPS15_BUCK4,
> > +	S2MPS15_BUCK5,
> > +	S2MPS15_BUCK6,
> > +	S2MPS15_BUCK7,
> > +	S2MPS15_BUCK8,
> > +	S2MPS15_BUCK9,
> > +	S2MPS15_BUCK10,
> > +	S2MPS15_BUCK11,
> > +	S2MPS15_REGULATOR_MAX,
> > +};
> > +
> > +#define S2MPS15_LDO_VSEL_MASK		(0x3F)
> > +#define S2MPS15_BUCK_VSEL_MASK		(0xFF)
> > +
> > +#define S2MPS15_ENABLE_SHIFT		(0x06)
> > +#define S2MPS15_ENABLE_MASK		(0x03 << S2MPS15_ENABLE_SHIFT)
> > +
> > +#define S2MPS15_LDO_N_VOLTAGES		(S2MPS15_LDO_VSEL_MASK + 1)
> > +#define S2MPS15_BUCK_N_VOLTAGES	(S2MPS15_BUCK_VSEL_MASK + 1)
> > +
> > +#endif /* __LINUX_MFD_S2MPS15_H */
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