/* * Core driver interface to access RICOH_RC5T583 power management chip. * * Copyright (c) 2011-2012, NVIDIA CORPORATION. All rights reserved. * Author: Laxman dewangan <ldewangan@nvidia.com> * * Based on code * Copyright (C) 2011 RICOH COMPANY,LTD * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope 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. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * */ #ifndef __LINUX_MFD_RC5T583_H #define __LINUX_MFD_RC5T583_H #include <linux/mutex.h> #include <linux/types.h> #include <linux/regmap.h> /* Maximum number of main interrupts */ #define MAX_MAIN_INTERRUPT 5 #define RC5T583_MAX_GPEDGE_REG 2 #define RC5T583_MAX_INTERRUPT_EN_REGS 8 #define RC5T583_MAX_INTERRUPT_MASK_REGS 9 /* Interrupt enable register */ #define RC5T583_INT_EN_SYS1 0x19 #define RC5T583_INT_EN_SYS2 0x1D #define RC5T583_INT_EN_DCDC 0x41 #define RC5T583_INT_EN_RTC 0xED #define RC5T583_INT_EN_ADC1 0x90 #define RC5T583_INT_EN_ADC2 0x91 #define RC5T583_INT_EN_ADC3 0x92 /* Interrupt status registers (monitor regs in Ricoh)*/ #define RC5T583_INTC_INTPOL 0xAD #define RC5T583_INTC_INTEN 0xAE #define RC5T583_INTC_INTMON 0xAF #define RC5T583_INT_MON_GRP 0xAF #define RC5T583_INT_MON_SYS1 0x1B #define RC5T583_INT_MON_SYS2 0x1F #define RC5T583_INT_MON_DCDC 0x43 #define RC5T583_INT_MON_RTC 0xEE /* Interrupt clearing registers */ #define RC5T583_INT_IR_SYS1 0x1A #define RC5T583_INT_IR_SYS2 0x1E #define RC5T583_INT_IR_DCDC 0x42 #define RC5T583_INT_IR_RTC 0xEE #define RC5T583_INT_IR_ADCL 0x94 #define RC5T583_INT_IR_ADCH 0x95 #define RC5T583_INT_IR_ADCEND 0x96 #define RC5T583_INT_IR_GPIOR 0xA9 #define RC5T583_INT_IR_GPIOF 0xAA /* Sleep sequence registers */ #define RC5T583_SLPSEQ1 0x21 #define RC5T583_SLPSEQ2 0x22 #define RC5T583_SLPSEQ3 0x23 #define RC5T583_SLPSEQ4 0x24 #define RC5T583_SLPSEQ5 0x25 #define RC5T583_SLPSEQ6 0x26 #define RC5T583_SLPSEQ7 0x27 #define RC5T583_SLPSEQ8 0x28 #define RC5T583_SLPSEQ9 0x29 #define RC5T583_SLPSEQ10 0x2A #define RC5T583_SLPSEQ11 0x2B /* Regulator registers */ #define RC5T583_REG_DC0CTL 0x30 #define RC5T583_REG_DC0DAC 0x31 #define RC5T583_REG_DC0LATCTL 0x32 #define RC5T583_REG_SR0CTL 0x33 #define RC5T583_REG_DC1CTL 0x34 #define RC5T583_REG_DC1DAC 0x35 #define RC5T583_REG_DC1LATCTL 0x36 #define RC5T583_REG_SR1CTL 0x37 #define RC5T583_REG_DC2CTL 0x38 #define RC5T583_REG_DC2DAC 0x39 #define RC5T583_REG_DC2LATCTL 0x3A #define RC5T583_REG_SR2CTL 0x3B #define RC5T583_REG_DC3CTL 0x3C #define RC5T583_REG_DC3DAC 0x3D #define RC5T583_REG_DC3LATCTL 0x3E #define RC5T583_REG_SR3CTL 0x3F #define RC5T583_REG_LDOEN1 0x50 #define RC5T583_REG_LDOEN2 0x51 #define RC5T583_REG_LDODIS1 0x52 #define RC5T583_REG_LDODIS2 0x53 #define RC5T583_REG_LDO0DAC 0x54 #define RC5T583_REG_LDO1DAC 0x55 #define RC5T583_REG_LDO2DAC 0x56 #define RC5T583_REG_LDO3DAC 0x57 #define RC5T583_REG_LDO4DAC 0x58 #define RC5T583_REG_LDO5DAC 0x59 #define RC5T583_REG_LDO6DAC 0x5A #define RC5T583_REG_LDO7DAC 0x5B #define RC5T583_REG_LDO8DAC 0x5C #define RC5T583_REG_LDO9DAC 0x5D #define RC5T583_REG_DC0DAC_DS 0x60 #define RC5T583_REG_DC1DAC_DS 0x61 #define RC5T583_REG_DC2DAC_DS 0x62 #define RC5T583_REG_DC3DAC_DS 0x63 #define RC5T583_REG_LDO0DAC_DS 0x64 #define RC5T583_REG_LDO1DAC_DS 0x65 #define RC5T583_REG_LDO2DAC_DS 0x66 #define RC5T583_REG_LDO3DAC_DS 0x67 #define RC5T583_REG_LDO4DAC_DS 0x68 #define RC5T583_REG_LDO5DAC_DS 0x69 #define RC5T583_REG_LDO6DAC_DS 0x6A #define RC5T583_REG_LDO7DAC_DS 0x6B #define RC5T583_REG_LDO8DAC_DS 0x6C #define RC5T583_REG_LDO9DAC_DS 0x6D /* GPIO register base address */ #define RC5T583_GPIO_IOSEL 0xA0 #define RC5T583_GPIO_PDEN 0xA1 #define RC5T583_GPIO_IOOUT 0xA2 #define RC5T583_GPIO_PGSEL 0xA3 #define RC5T583_GPIO_GPINV 0xA4 #define RC5T583_GPIO_GPDEB 0xA5 #define RC5T583_GPIO_GPEDGE1 0xA6 #define RC5T583_GPIO_GPEDGE2 0xA7 #define RC5T583_GPIO_EN_INT 0xA8 #define RC5T583_GPIO_MON_IOIN 0xAB #define RC5T583_GPIO_GPOFUNC 0xAC /* RTC registers */ #define RC5T583_RTC_SEC 0xE0 #define RC5T583_RTC_MIN 0xE1 #define RC5T583_RTC_HOUR 0xE2 #define RC5T583_RTC_WDAY 0xE3 #define RC5T583_RTC_DAY 0xE4 #define RC5T583_RTC_MONTH 0xE5 #define RC5T583_RTC_YEAR 0xE6 #define RC5T583_RTC_ADJ 0xE7 #define RC5T583_RTC_AW_MIN 0xE8 #define RC5T583_RTC_AW_HOUR 0xE9 #define RC5T583_RTC_AW_WEEK 0xEA #define RC5T583_RTC_AD_MIN 0xEB #define RC5T583_RTC_AD_HOUR 0xEC #define RC5T583_RTC_CTL1 0xED #define RC5T583_RTC_CTL2 0xEE #define RC5T583_RTC_AY_MIN 0xF0 #define RC5T583_RTC_AY_HOUR 0xF1 #define RC5T583_RTC_AY_DAY 0xF2 #define RC5T583_RTC_AY_MONTH 0xF3 #define RC5T583_RTC_AY_YEAR 0xF4 #define RC5T583_MAX_REG 0xF7 #define RC5T583_NUM_REGS (RC5T583_MAX_REG + 1) /* RICOH_RC5T583 IRQ definitions */ enum { RC5T583_IRQ_ONKEY, RC5T583_IRQ_ACOK, RC5T583_IRQ_LIDOPEN, RC5T583_IRQ_PREOT, RC5T583_IRQ_CLKSTP, RC5T583_IRQ_ONKEY_OFF, RC5T583_IRQ_WD, RC5T583_IRQ_EN_PWRREQ1, RC5T583_IRQ_EN_PWRREQ2, RC5T583_IRQ_PRE_VINDET, RC5T583_IRQ_DC0LIM, RC5T583_IRQ_DC1LIM, RC5T583_IRQ_DC2LIM, RC5T583_IRQ_DC3LIM, RC5T583_IRQ_CTC, RC5T583_IRQ_YALE, RC5T583_IRQ_DALE, RC5T583_IRQ_WALE, RC5T583_IRQ_AIN1L, RC5T583_IRQ_AIN2L, RC5T583_IRQ_AIN3L, RC5T583_IRQ_VBATL, RC5T583_IRQ_VIN3L, RC5T583_IRQ_VIN8L, RC5T583_IRQ_AIN1H, RC5T583_IRQ_AIN2H, RC5T583_IRQ_AIN3H, RC5T583_IRQ_VBATH, RC5T583_IRQ_VIN3H, RC5T583_IRQ_VIN8H, RC5T583_IRQ_ADCEND, RC5T583_IRQ_GPIO0, RC5T583_IRQ_GPIO1, RC5T583_IRQ_GPIO2, RC5T583_IRQ_GPIO3, RC5T583_IRQ_GPIO4, RC5T583_IRQ_GPIO5, RC5T583_IRQ_GPIO6, RC5T583_IRQ_GPIO7, /* Should be last entry */ RC5T583_MAX_IRQS, }; /* Ricoh583 gpio definitions */ enum { RC5T583_GPIO0, RC5T583_GPIO1, RC5T583_GPIO2, RC5T583_GPIO3, RC5T583_GPIO4, RC5T583_GPIO5, RC5T583_GPIO6, RC5T583_GPIO7, /* Should be last entry */ RC5T583_MAX_GPIO, }; enum { RC5T583_DS_NONE, RC5T583_DS_DC0, RC5T583_DS_DC1, RC5T583_DS_DC2, RC5T583_DS_DC3, RC5T583_DS_LDO0, RC5T583_DS_LDO1, RC5T583_DS_LDO2, RC5T583_DS_LDO3, RC5T583_DS_LDO4, RC5T583_DS_LDO5, RC5T583_DS_LDO6, RC5T583_DS_LDO7, RC5T583_DS_LDO8, RC5T583_DS_LDO9, RC5T583_DS_PSO0, RC5T583_DS_PSO1, RC5T583_DS_PSO2, RC5T583_DS_PSO3, RC5T583_DS_PSO4, RC5T583_DS_PSO5, RC5T583_DS_PSO6, RC5T583_DS_PSO7, /* Should be last entry */ RC5T583_DS_MAX, }; /* * Ricoh pmic RC5T583 supports sleep through two external controls. * The output of gpios and regulator can be enable/disable through * this external signals. */ enum { RC5T583_EXT_PWRREQ1_CONTROL = 0x1, RC5T583_EXT_PWRREQ2_CONTROL = 0x2, }; enum { RC5T583_REGULATOR_DC0, RC5T583_REGULATOR_DC1, RC5T583_REGULATOR_DC2, RC5T583_REGULATOR_DC3, RC5T583_REGULATOR_LDO0, RC5T583_REGULATOR_LDO1, RC5T583_REGULATOR_LDO2, RC5T583_REGULATOR_LDO3, RC5T583_REGULATOR_LDO4, RC5T583_REGULATOR_LDO5, RC5T583_REGULATOR_LDO6, RC5T583_REGULATOR_LDO7, RC5T583_REGULATOR_LDO8, RC5T583_REGULATOR_LDO9, /* Should be last entry */ RC5T583_REGULATOR_MAX, }; struct rc5t583 { struct device *dev; struct regmap *regmap; int chip_irq; int irq_base; struct mutex irq_lock; unsigned long group_irq_en[MAX_MAIN_INTERRUPT]; /* For main interrupt bits in INTC */ uint8_t intc_inten_reg; /* For group interrupt bits and address */ uint8_t irq_en_reg[RC5T583_MAX_INTERRUPT_EN_REGS]; /* For gpio edge */ uint8_t gpedge_reg[RC5T583_MAX_GPEDGE_REG]; }; /* * rc5t583_platform_data: Platform data for ricoh rc5t583 pmu. * The board specific data is provided through this structure. * @irq_base: Irq base number on which this device registers their interrupts. * @gpio_base: GPIO base from which gpio of this device will start. * @enable_shutdown: Enable shutdown through the input pin "shutdown". * @regulator_deepsleep_slot: The slot number on which device goes to sleep * in device sleep mode. * @regulator_ext_pwr_control: External power request regulator control. The * regulator output enable/disable is controlled by the external * power request input state. * @reg_init_data: Regulator init data. */ struct rc5t583_platform_data { int irq_base; int gpio_base; bool enable_shutdown; int regulator_deepsleep_slot[RC5T583_REGULATOR_MAX]; unsigned long regulator_ext_pwr_control[RC5T583_REGULATOR_MAX]; struct regulator_init_data *reg_init_data[RC5T583_REGULATOR_MAX]; }; static inline int rc5t583_write(struct device *dev, uint8_t reg, uint8_t val) { struct rc5t583 *rc5t583 = dev_get_drvdata(dev); return regmap_write(rc5t583->regmap, reg, val); } static inline int rc5t583_read(struct device *dev, uint8_t reg, uint8_t *val) { struct rc5t583 *rc5t583 = dev_get_drvdata(dev); unsigned int ival; int ret; ret = regmap_read(rc5t583->regmap, reg, &ival); if (!ret) *val = (uint8_t)ival; return ret; } static inline int rc5t583_set_bits(struct device *dev, unsigned int reg, unsigned int bit_mask) { struct rc5t583 *rc5t583 = dev_get_drvdata(dev); return regmap_update_bits(rc5t583->regmap, reg, bit_mask, bit_mask); } static inline int rc5t583_clear_bits(struct device *dev, unsigned int reg, unsigned int bit_mask) { struct rc5t583 *rc5t583 = dev_get_drvdata(dev); return regmap_update_bits(rc5t583->regmap, reg, bit_mask, 0); } static inline int rc5t583_update(struct device *dev, unsigned int reg, unsigned int val, unsigned int mask) { struct rc5t583 *rc5t583 = dev_get_drvdata(dev); return regmap_update_bits(rc5t583->regmap, reg, mask, val); } int rc5t583_ext_power_req_config(struct device *dev, int deepsleep_id, int ext_pwr_req, int deepsleep_slot_nr); int rc5t583_irq_init(struct rc5t583 *rc5t583, int irq, int irq_base); int rc5t583_irq_exit(struct rc5t583 *rc5t583); #endif