Messages in this thread | | | Date | Thu, 27 Nov 2014 14:47:59 +0000 | From | Lee Jones <> | Subject | Re: [PATCH v6 1/4] mfd: rt5033: Add Richtek RT5033 driver core. |
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On Thu, 27 Nov 2014, Beomho Seo wrote:
> Dear all, > > Would like some comment to this patch.
It's on my TODO list. Please bear with me, I'm very busy at the moment.
> On 11/20/2014 10:16 PM, Beomho Seo wrote: > > This patch adds a new driver for Richtek RT5033 driver. > > RT5033 is a Multifunction device which includes battery charger, fuel gauge, > > flash LED current source, LDO and synchronous Buck converter. It is interfaced > > to host controller using I2C interface. > > > > Cc: Samuel Ortiz <sameo@linux.intel.com> > > Cc: Lee Jones <lee.jone@linaro.org> > > Signed-off-by: Beomho Seo <beomho.seo@samsung.com> > > Acked-by: Chanwoo Choi <cw00.choi@samsung.com> > > --- > > Changes in v6 > > - Fix white space issue in mfd cell struct. > > > > Changes in v5 > > - Change possible built as a module. > > - Revise rt5033_dev mfd cell entry. > > - Fix incorrect typo. > > - Add module alias. > > > > Changes in v4 > > - none. > > > > Changes in v3 > > - Correct sentence errors. > > - Add author information the top of each drivers. > > - Remove unnecessary pre-initialise, struct member(rt5033->i2c) and blink. > > - Change some return check. > > - Use bool and of_match_ptr(). > > > > Changes in v2 > > - Remove volatile_reg callback. Because this driver not in use regmap cache. > > - Revmoe unnecessary subnode of_compatible. > > - Add define for set_high impedance mode of charger. > > > > drivers/mfd/Kconfig | 12 ++ > > drivers/mfd/Makefile | 1 + > > drivers/mfd/rt5033.c | 141 +++++++++++++++++++ > > include/linux/mfd/rt5033-private.h | 260 ++++++++++++++++++++++++++++++++++++ > > include/linux/mfd/rt5033.h | 62 +++++++++ > > 5 files changed, 476 insertions(+) > > create mode 100644 drivers/mfd/rt5033.c > > create mode 100644 include/linux/mfd/rt5033-private.h > > create mode 100644 include/linux/mfd/rt5033.h > > > > diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig > > index 72d3808..9c13170 100644 > > --- a/drivers/mfd/Kconfig > > +++ b/drivers/mfd/Kconfig > > @@ -618,6 +618,18 @@ config MFD_RTSX_PCI > > types of memory cards, such as Memory Stick, Memory Stick Pro, > > Secure Digital and MultiMediaCard. > > > > +config MFD_RT5033 > > + tristate "Richtek RT5033 Power Management IC" > > + depends on I2C=y > > + select MFD_CORE > > + select REGMAP_I2C > > + help > > + This driver provides for the Richtek RT5033 Power Management IC, > > + which includes the I2C driver and the Core APIs. This driver provides > > + common support for accessing the device. The device supports multiple > > + sub-devices like charger, fuel gauge, flash LED, current source, > > + LDO and Buck. > > + > > config MFD_RTSX_USB > > tristate "Realtek USB card reader" > > depends on USB > > diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile > > index 53467e2..4059c24 100644 > > --- a/drivers/mfd/Makefile > > +++ b/drivers/mfd/Makefile > > @@ -176,6 +176,7 @@ obj-$(CONFIG_MFD_IPAQ_MICRO) += ipaq-micro.o > > obj-$(CONFIG_MFD_MENF21BMC) += menf21bmc.o > > obj-$(CONFIG_MFD_HI6421_PMIC) += hi6421-pmic-core.o > > obj-$(CONFIG_MFD_DLN2) += dln2.o > > +obj-$(CONFIG_MFD_RT5033) += rt5033.o > > > > intel-soc-pmic-objs := intel_soc_pmic_core.o intel_soc_pmic_crc.o > > obj-$(CONFIG_INTEL_SOC_PMIC) += intel-soc-pmic.o > > diff --git a/drivers/mfd/rt5033.c b/drivers/mfd/rt5033.c > > new file mode 100644 > > index 0000000..e2877c0 > > --- /dev/null > > +++ b/drivers/mfd/rt5033.c > > @@ -0,0 +1,141 @@ > > +/* > > + * MFD core driver for the Richtek RT5033. > > + * > > + * Copyright (C) 2014 Samsung Electronics, Co., Ltd. > > + * Author: Beomho Seo <beomho.seo@samsung.com> > > + * > > + * This program is free software; you can redistribute it and/or modify > > + * it under the terms of the GNU General Public License version 2 as > > + * published bythe Free Software Foundation. > > + */ > > + > > +#include <linux/err.h> > > +#include <linux/module.h> > > +#include <linux/interrupt.h> > > +#include <linux/of_device.h> > > +#include <linux/mfd/core.h> > > +#include <linux/mfd/rt5033.h> > > +#include <linux/mfd/rt5033-private.h> > > + > > +static const struct regmap_irq rt5033_irqs[] = { > > + { .mask = RT5033_PMIC_IRQ_BUCKOCP, }, > > + { .mask = RT5033_PMIC_IRQ_BUCKLV, }, > > + { .mask = RT5033_PMIC_IRQ_SAFELDOLV, }, > > + { .mask = RT5033_PMIC_IRQ_LDOLV, }, > > + { .mask = RT5033_PMIC_IRQ_OT, }, > > + { .mask = RT5033_PMIC_IRQ_VDDA_UV, }, > > +}; > > + > > +static const struct regmap_irq_chip rt5033_irq_chip = { > > + .name = "rt5033", > > + .status_base = RT5033_REG_PMIC_IRQ_STAT, > > + .mask_base = RT5033_REG_PMIC_IRQ_CTRL, > > + .mask_invert = true, > > + .num_regs = 1, > > + .irqs = rt5033_irqs, > > + .num_irqs = ARRAY_SIZE(rt5033_irqs), > > +}; > > + > > +static const struct mfd_cell rt5033_devs[] = { > > + { .name = "rt5033-regulator", }, > > + { > > + .name = "rt5033-charger", > > + .of_compatible = "richtek,rt5033-charger", > > + }, { > > + .name = "rt5033-battery", > > + .of_compatible = "richtek,rt5033-battery", > > + }, > > +}; > > + > > +static const struct of_device_id rt5033_dt_match[] = { > > + { .compatible = "richtek,rt5033", }, > > + { } > > +}; > > + > > +static const struct regmap_config rt5033_regmap_config = { > > + .reg_bits = 8, > > + .val_bits = 8, > > + .max_register = RT5033_REG_END, > > +}; > > + > > +static int rt5033_i2c_probe(struct i2c_client *i2c, > > + const struct i2c_device_id *id) > > +{ > > + struct rt5033_dev *rt5033; > > + unsigned int data; > > + int ret; > > + > > + rt5033 = devm_kzalloc(&i2c->dev, sizeof(*rt5033), GFP_KERNEL); > > + if (!rt5033) > > + return -ENOMEM; > > + > > + i2c_set_clientdata(i2c, rt5033); > > + rt5033->dev = &i2c->dev; > > + rt5033->irq = i2c->irq; > > + rt5033->wakeup = true; > > + > > + rt5033->regmap = devm_regmap_init_i2c(i2c, &rt5033_regmap_config); > > + if (IS_ERR(rt5033->regmap)) { > > + dev_err(&i2c->dev, "Failed to allocate register map.\n"); > > + return PTR_ERR(rt5033->regmap); > > + } > > + > > + ret = regmap_read(rt5033->regmap, RT5033_REG_DEVICE_ID, &data); > > + if (ret) { > > + dev_err(&i2c->dev, "Device not found\n"); > > + return -ENODEV; > > + } > > + dev_info(&i2c->dev, "Device found Device ID: %04x\n", data); > > + > > + ret = regmap_add_irq_chip(rt5033->regmap, rt5033->irq, > > + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, > > + 0, &rt5033_irq_chip, &rt5033->irq_data); > > + if (ret) { > > + dev_err(&i2c->dev, "Failed to request IRQ %d: %d\n", > > + rt5033->irq, ret); > > + return ret; > > + } > > + > > + ret = mfd_add_devices(rt5033->dev, -1, rt5033_devs, > > + ARRAY_SIZE(rt5033_devs), NULL, 0, > > + regmap_irq_get_domain(rt5033->irq_data)); > > + if (ret < 0) { > > + dev_err(&i2c->dev, "Failed to add RT5033 child devices.\n"); > > + return ret; > > + } > > + > > + device_init_wakeup(rt5033->dev, rt5033->wakeup); > > + > > + return 0; > > +} > > + > > +static int rt5033_i2c_remove(struct i2c_client *i2c) > > +{ > > + struct rt5033_dev *rt5033 = i2c_get_clientdata(i2c); > > + > > + mfd_remove_devices(rt5033->dev); > > + > > + return 0; > > +} > > + > > +static const struct i2c_device_id rt5033_i2c_id[] = { > > + { "rt5033", }, > > + { } > > +}; > > +MODULE_DEVICE_TABLE(i2c, rt5033_i2c_id); > > + > > +static struct i2c_driver rt5033_driver = { > > + .driver = { > > + .name = "rt5033", > > + .of_match_table = of_match_ptr(rt5033_dt_match), > > + }, > > + .probe = rt5033_i2c_probe, > > + .remove = rt5033_i2c_remove, > > + .id_table = rt5033_i2c_id, > > +}; > > +module_i2c_driver(rt5033_driver); > > + > > +MODULE_ALIAS("i2c:rt5033"); > > +MODULE_DESCRIPTION("Richtek RT5033 multi-function core driver"); > > +MODULE_AUTHOR("Beomho Seo <beomho.seo@samsung.com>"); > > +MODULE_LICENSE("GPL"); > > diff --git a/include/linux/mfd/rt5033-private.h b/include/linux/mfd/rt5033-private.h > > new file mode 100644 > > index 0000000..1b63fc2 > > --- /dev/null > > +++ b/include/linux/mfd/rt5033-private.h > > @@ -0,0 +1,260 @@ > > +/* > > + * MFD core driver for Richtek RT5033 > > + * > > + * Copyright (C) 2014 Samsung Electronics, Co., Ltd. > > + * Author: Beomho Seo <beomho.seo@samsung.com> > > + * > > + * This program is free software; you can redistribute it and/or modify > > + * it under the terms of the GNU General Public License version 2 as > > + * published bythe Free Software Foundation. > > + */ > > + > > +#ifndef __RT5033_PRIVATE_H__ > > +#define __RT5033_PRIVATE_H__ > > + > > +enum rt5033_reg { > > + RT5033_REG_CHG_STAT = 0x00, > > + RT5033_REG_CHG_CTRL1 = 0x01, > > + RT5033_REG_CHG_CTRL2 = 0x02, > > + RT5033_REG_DEVICE_ID = 0x03, > > + RT5033_REG_CHG_CTRL3 = 0x04, > > + RT5033_REG_CHG_CTRL4 = 0x05, > > + RT5033_REG_CHG_CTRL5 = 0x06, > > + RT5033_REG_RT_CTRL0 = 0x07, > > + RT5033_REG_CHG_RESET = 0x08, > > + /* Reserved 0x09~0x18 */ > > + RT5033_REG_RT_CTRL1 = 0x19, > > + /* Reserved 0x1A~0x20 */ > > + RT5033_REG_FLED_FUNCTION1 = 0x21, > > + RT5033_REG_FLED_FUNCTION2 = 0x22, > > + RT5033_REG_FLED_STROBE_CTRL1 = 0x23, > > + RT5033_REG_FLED_STROBE_CTRL2 = 0x24, > > + RT5033_REG_FLED_CTRL1 = 0x25, > > + RT5033_REG_FLED_CTRL2 = 0x26, > > + RT5033_REG_FLED_CTRL3 = 0x27, > > + RT5033_REG_FLED_CTRL4 = 0x28, > > + RT5033_REG_FLED_CTRL5 = 0x29, > > + /* Reserved 0x2A~0x40 */ > > + RT5033_REG_CTRL = 0x41, > > + RT5033_REG_BUCK_CTRL = 0x42, > > + RT5033_REG_LDO_CTRL = 0x43, > > + /* Reserved 0x44~0x46 */ > > + RT5033_REG_MANUAL_RESET_CTRL = 0x47, > > + /* Reserved 0x48~0x5F */ > > + RT5033_REG_CHG_IRQ1 = 0x60, > > + RT5033_REG_CHG_IRQ2 = 0x61, > > + RT5033_REG_CHG_IRQ3 = 0x62, > > + RT5033_REG_CHG_IRQ1_CTRL = 0x63, > > + RT5033_REG_CHG_IRQ2_CTRL = 0x64, > > + RT5033_REG_CHG_IRQ3_CTRL = 0x65, > > + RT5033_REG_LED_IRQ_STAT = 0x66, > > + RT5033_REG_LED_IRQ_CTRL = 0x67, > > + RT5033_REG_PMIC_IRQ_STAT = 0x68, > > + RT5033_REG_PMIC_IRQ_CTRL = 0x69, > > + RT5033_REG_SHDN_CTRL = 0x6A, > > + RT5033_REG_OFF_EVENT = 0x6B, > > + > > + RT5033_REG_END, > > +}; > > + > > +/* RT5033 Charger state register */ > > +#define RT5033_CHG_STAT_MASK 0x20 > > +#define RT5033_CHG_STAT_DISCHARGING 0x00 > > +#define RT5033_CHG_STAT_FULL 0x10 > > +#define RT5033_CHG_STAT_CHARGING 0x20 > > +#define RT5033_CHG_STAT_NOT_CHARGING 0x30 > > +#define RT5033_CHG_STAT_TYPE_MASK 0x60 > > +#define RT5033_CHG_STAT_TYPE_PRE 0x20 > > +#define RT5033_CHG_STAT_TYPE_FAST 0x60 > > + > > +/* RT5033 CHGCTRL1 register */ > > +#define RT5033_CHGCTRL1_IAICR_MASK 0xe0 > > +#define RT5033_CHGCTRL1_MODE_MASK 0x01 > > + > > +/* RT5033 CHGCTRL2 register */ > > +#define RT5033_CHGCTRL2_CV_MASK 0xfc > > + > > +/* RT5033 CHGCTRL3 register */ > > +#define RT5033_CHGCTRL3_CFO_EN_MASK 0x40 > > +#define RT5033_CHGCTRL3_TIMER_MASK 0x38 > > +#define RT5033_CHGCTRL3_TIMER_EN_MASK 0x01 > > + > > +/* RT5033 CHGCTRL4 register */ > > +#define RT5033_CHGCTRL4_EOC_MASK 0x07 > > +#define RT5033_CHGCTRL4_IPREC_MASK 0x18 > > + > > +/* RT5033 CHGCTRL5 register */ > > +#define RT5033_CHGCTRL5_VPREC_MASK 0x0f > > +#define RT5033_CHGCTRL5_ICHG_MASK 0xf0 > > +#define RT5033_CHGCTRL5_ICHG_SHIFT 0x04 > > +#define RT5033_CHG_MAX_CURRENT 0x0d > > + > > +/* RT5033 RT CTRL1 register */ > > +#define RT5033_RT_CTRL1_UUG_MASK 0x02 > > +#define RT5033_RT_HZ_MASK 0x01 > > + > > +/* RT5033 control register */ > > +#define RT5033_CTRL_FCCM_BUCK_MASK 0x00 > > +#define RT5033_CTRL_BUCKOMS_MASK 0x01 > > +#define RT5033_CTRL_LDOOMS_MASK 0x02 > > +#define RT5033_CTRL_SLDOOMS_MASK 0x03 > > +#define RT5033_CTRL_EN_BUCK_MASK 0x04 > > +#define RT5033_CTRL_EN_LDO_MASK 0x05 > > +#define RT5033_CTRL_EN_SAFE_LDO_MASK 0x06 > > +#define RT5033_CTRL_LDO_SLEEP_MASK 0x07 > > + > > +/* RT5033 BUCK control register */ > > +#define RT5033_BUCK_CTRL_MASK 0x1f > > + > > +/* RT5033 LDO control register */ > > +#define RT5033_LDO_CTRL_MASK 0x1f > > + > > +/* RT5033 charger property - model, manufacturer */ > > + > > +#define RT5033_CHARGER_MODEL "RT5033WSC Charger" > > +#define RT5033_MANUFACTURER "Richtek Technology Corporation" > > + > > +/* > > + * RT5033 charger fast-charge current lmits (as in CHGCTRL1 register), > > + * AICR mode limits the input current for example, > > + * the AIRC 100 mode limits the input current to 100 mA. > > + */ > > +#define RT5033_AICR_100_MODE 0x20 > > +#define RT5033_AICR_500_MODE 0x40 > > +#define RT5033_AICR_700_MODE 0x60 > > +#define RT5033_AICR_900_MODE 0x80 > > +#define RT5033_AICR_1500_MODE 0xc0 > > +#define RT5033_AICR_2000_MODE 0xe0 > > +#define RT5033_AICR_MODE_MASK 0xe0 > > + > > +/* RT5033 use internal timer need to set time */ > > +#define RT5033_FAST_CHARGE_TIMER4 0x00 > > +#define RT5033_FAST_CHARGE_TIMER6 0x01 > > +#define RT5033_FAST_CHARGE_TIMER8 0x02 > > +#define RT5033_FAST_CHARGE_TIMER9 0x03 > > +#define RT5033_FAST_CHARGE_TIMER12 0x04 > > +#define RT5033_FAST_CHARGE_TIMER14 0x05 > > +#define RT5033_FAST_CHARGE_TIMER16 0x06 > > + > > +#define RT5033_INT_TIMER_ENABLE 0x01 > > + > > +/* RT5033 charger termination enable mask */ > > +#define RT5033_TE_ENABLE_MASK 0x08 > > + > > +/* > > + * RT5033 charger opa mode. RT50300 have two opa mode charger mode > > + * and boost mode for OTG > > + */ > > + > > +#define RT5033_CHARGER_MODE 0x00 > > +#define RT5033_BOOST_MODE 0x01 > > + > > +/* RT5033 charger termination enable */ > > +#define RT5033_TE_ENABLE 0x08 > > + > > +/* RT5033 charger CFO enable */ > > +#define RT5033_CFO_ENABLE 0x40 > > + > > +/* RT5033 charger constant charge voltage (as in CHGCTRL2 register), uV */ > > +#define RT5033_CHARGER_CONST_VOLTAGE_LIMIT_MIN 3650000U > > +#define RT5033_CHARGER_CONST_VOLTAGE_STEP_NUM 25000U > > +#define RT5033_CHARGER_CONST_VOLTAGE_LIMIT_MAX 4400000U > > + > > +/* RT5033 charger pre-charge current limits (as in CHGCTRL4 register), uA */ > > +#define RT5033_CHARGER_PRE_CURRENT_LIMIT_MIN 350000U > > +#define RT5033_CHARGER_PRE_CURRENT_STEP_NUM 100000U > > +#define RT5033_CHARGER_PRE_CURRENT_LIMIT_MAX 650000U > > + > > +/* RT5033 charger fast-charge current (as in CHGCTRL5 register), uA */ > > +#define RT5033_CHARGER_FAST_CURRENT_MIN 700000U > > +#define RT5033_CHARGER_FAST_CURRENT_STEP_NUM 100000U > > +#define RT5033_CHARGER_FAST_CURRENT_MAX 2000000U > > + > > +/* > > + * RT5033 charger const-charge end of charger current ( > > + * as in CHGCTRL4 register), uA > > + */ > > +#define RT5033_CHARGER_EOC_MIN 150000U > > +#define RT5033_CHARGER_EOC_REF 300000U > > +#define RT5033_CHARGER_EOC_STEP_NUM1 50000U > > +#define RT5033_CHARGER_EOC_STEP_NUM2 100000U > > +#define RT5033_CHARGER_EOC_MAX 600000U > > + > > +/* > > + * RT5033 charger pre-charge threshold volt limits > > + * (as in CHGCTRL5 register), uV > > + */ > > + > > +#define RT5033_CHARGER_PRE_THRESHOLD_LIMIT_MIN 2300000U > > +#define RT5033_CHARGER_PRE_THRESHOLD_STEP_NUM 100000U > > +#define RT5033_CHARGER_PRE_THRESHOLD_LIMIT_MAX 3800000U > > + > > +/* > > + * RT5033 charger enable UUG, If UUG enable MOS auto control by H/W charger > > + * circuit. > > + */ > > +#define RT5033_CHARGER_UUG_ENABLE 0x02 > > + > > +/* RT5033 charger High impedance mode */ > > +#define RT5033_CHARGER_HZ_DISABLE 0x00 > > +#define RT5033_CHARGER_HZ_ENABLE 0x01 > > + > > +/* RT5033 regulator BUCK output voltage uV */ > > +#define RT5033_REGULATOR_BUCK_VOLTAGE_MIN 1000000U > > +#define RT5033_REGULATOR_BUCK_VOLTAGE_MAX 3000000U > > +#define RT5033_REGULATOR_BUCK_VOLTAGE_STEP 100000U > > +#define RT5033_REGULATOR_BUCK_VOLTAGE_STEP_NUM 32 > > + > > +/* RT5033 regulator LDO output voltage uV */ > > +#define RT5033_REGULATOR_LDO_VOLTAGE_MIN 1200000U > > +#define RT5033_REGULATOR_LDO_VOLTAGE_MAX 3000000U > > +#define RT5033_REGULATOR_LDO_VOLTAGE_STEP 100000U > > +#define RT5033_REGULATOR_LDO_VOLTAGE_STEP_NUM 32 > > + > > +/* RT5033 regulator SAFE LDO output voltage uV */ > > +#define RT5033_REGULATOR_SAFE_LDO_VOLTAGE 4900000U > > + > > +enum rt5033_fuel_reg { > > + RT5033_FUEL_REG_OCV_H = 0x00, > > + RT5033_FUEL_REG_OCV_L = 0x01, > > + RT5033_FUEL_REG_VBAT_H = 0x02, > > + RT5033_FUEL_REG_VBAT_L = 0x03, > > + RT5033_FUEL_REG_SOC_H = 0x04, > > + RT5033_FUEL_REG_SOC_L = 0x05, > > + RT5033_FUEL_REG_CTRL_H = 0x06, > > + RT5033_FUEL_REG_CTRL_L = 0x07, > > + RT5033_FUEL_REG_CRATE = 0x08, > > + RT5033_FUEL_REG_DEVICE_ID = 0x09, > > + RT5033_FUEL_REG_AVG_VOLT_H = 0x0A, > > + RT5033_FUEL_REG_AVG_VOLT_L = 0x0B, > > + RT5033_FUEL_REG_CONFIG_H = 0x0C, > > + RT5033_FUEL_REG_CONFIG_L = 0x0D, > > + /* Reserved 0x0E~0x0F */ > > + RT5033_FUEL_REG_IRQ_CTRL = 0x10, > > + RT5033_FUEL_REG_IRQ_FLAG = 0x11, > > + RT5033_FUEL_VMIN = 0x12, > > + RT5033_FUEL_SMIN = 0x13, > > + /* Reserved 0x14~0x1F */ > > + RT5033_FUEL_VGCOMP1 = 0x20, > > + RT5033_FUEL_VGCOMP2 = 0x21, > > + RT5033_FUEL_VGCOMP3 = 0x22, > > + RT5033_FUEL_VGCOMP4 = 0x23, > > + /* Reserved 0x24~0xFD */ > > + RT5033_FUEL_MFA_H = 0xFE, > > + RT5033_FUEL_MFA_L = 0xFF, > > + > > + RT5033_FUEL_REG_END, > > +}; > > + > > +/* RT5033 fuel gauge battery present property */ > > +#define RT5033_FUEL_BAT_PRESENT 0x02 > > + > > +/* RT5033 PMIC interrupts */ > > +#define RT5033_PMIC_IRQ_BUCKOCP 2 > > +#define RT5033_PMIC_IRQ_BUCKLV 3 > > +#define RT5033_PMIC_IRQ_SAFELDOLV 4 > > +#define RT5033_PMIC_IRQ_LDOLV 5 > > +#define RT5033_PMIC_IRQ_OT 6 > > +#define RT5033_PMIC_IRQ_VDDA_UV 7 > > + > > +#endif /* __RT5033_PRIVATE_H__ */ > > diff --git a/include/linux/mfd/rt5033.h b/include/linux/mfd/rt5033.h > > new file mode 100644 > > index 0000000..bd06415 > > --- /dev/null > > +++ b/include/linux/mfd/rt5033.h > > @@ -0,0 +1,62 @@ > > +/* > > + * MFD core driver for the RT5033 > > + * > > + * Copyright (C) 2014 Samsung Electronics > > + * Author: Beomho Seo <beomho.seo@samsung.com> > > + * > > + * This program is free software; you can redistribute it and/or modify > > + * it under the terms of the GNU General Public License version 2 as > > + * published bythe Free Software Foundation. > > + */ > > + > > +#ifndef __RT5033_H__ > > +#define __RT5033_H__ > > + > > +#include <linux/regulator/consumer.h> > > +#include <linux/i2c.h> > > +#include <linux/regmap.h> > > +#include <linux/power_supply.h> > > + > > +/* RT5033 regulator IDs */ > > +enum rt5033_regulators { > > + RT5033_BUCK = 0, > > + RT5033_LDO, > > + RT5033_SAFE_LDO, > > + > > + RT5033_REGULATOR_NUM, > > +}; > > + > > +struct rt5033_dev { > > + struct device *dev; > > + > > + struct regmap *regmap; > > + struct regmap_irq_chip_data *irq_data; > > + int irq; > > + bool wakeup; > > +}; > > + > > +struct rt5033_battery { > > + struct i2c_client *client; > > + struct rt5033_dev *rt5033; > > + struct regmap *regmap; > > + struct power_supply psy; > > +}; > > + > > +/* RT5033 charger platform data */ > > +struct rt5033_charger_data { > > + unsigned int pre_uamp; > > + unsigned int pre_uvolt; > > + unsigned int const_uvolt; > > + unsigned int eoc_uamp; > > + unsigned int fast_uamp; > > +}; > > + > > +struct rt5033_charger { > > + struct device *dev; > > + struct rt5033_dev *rt5033; > > + struct power_supply psy; > > + > > + struct rt5033_charger_data *data; > > +}; > > + > > +#endif /* __RT5033_H__ */ > > >
-- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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