diff options
Diffstat (limited to 'kernel/include/linux/mfd/88pm80x.h')
| -rw-r--r-- | kernel/include/linux/mfd/88pm80x.h | 372 |
1 files changed, 372 insertions, 0 deletions
diff --git a/kernel/include/linux/mfd/88pm80x.h b/kernel/include/linux/mfd/88pm80x.h new file mode 100644 index 000000000..97cb283cc --- /dev/null +++ b/kernel/include/linux/mfd/88pm80x.h @@ -0,0 +1,372 @@ +/* + * Marvell 88PM80x Interface + * + * Copyright (C) 2012 Marvell International Ltd. + * Qiao Zhou <zhouqiao@marvell.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 by the Free Software Foundation. + */ + +#ifndef __LINUX_MFD_88PM80X_H +#define __LINUX_MFD_88PM80X_H + +#include <linux/platform_device.h> +#include <linux/interrupt.h> +#include <linux/regmap.h> +#include <linux/atomic.h> + +enum { + CHIP_INVALID = 0, + CHIP_PM800, + CHIP_PM805, + CHIP_MAX, +}; + +enum { + PM800_ID_BUCK1 = 0, + PM800_ID_BUCK2, + PM800_ID_BUCK3, + PM800_ID_BUCK4, + PM800_ID_BUCK5, + + PM800_ID_LDO1, + PM800_ID_LDO2, + PM800_ID_LDO3, + PM800_ID_LDO4, + PM800_ID_LDO5, + PM800_ID_LDO6, + PM800_ID_LDO7, + PM800_ID_LDO8, + PM800_ID_LDO9, + PM800_ID_LDO10, + PM800_ID_LDO11, + PM800_ID_LDO12, + PM800_ID_LDO13, + PM800_ID_LDO14, + PM800_ID_LDO15, + PM800_ID_LDO16, + PM800_ID_LDO17, + PM800_ID_LDO18, + PM800_ID_LDO19, + + PM800_ID_RG_MAX, +}; +#define PM800_MAX_REGULATOR PM800_ID_RG_MAX /* 5 Bucks, 19 LDOs */ +#define PM800_NUM_BUCK (5) /*5 Bucks */ +#define PM800_NUM_LDO (19) /*19 Bucks */ + +/* page 0 basic: slave adder 0x60 */ + +#define PM800_STATUS_1 (0x01) +#define PM800_ONKEY_STS1 (1 << 0) +#define PM800_EXTON_STS1 (1 << 1) +#define PM800_CHG_STS1 (1 << 2) +#define PM800_BAT_STS1 (1 << 3) +#define PM800_VBUS_STS1 (1 << 4) +#define PM800_LDO_PGOOD_STS1 (1 << 5) +#define PM800_BUCK_PGOOD_STS1 (1 << 6) + +#define PM800_STATUS_2 (0x02) +#define PM800_RTC_ALARM_STS2 (1 << 0) + +/* Wakeup Registers */ +#define PM800_WAKEUP1 (0x0D) + +#define PM800_WAKEUP2 (0x0E) +#define PM800_WAKEUP2_INV_INT (1 << 0) +#define PM800_WAKEUP2_INT_CLEAR (1 << 1) +#define PM800_WAKEUP2_INT_MASK (1 << 2) + +#define PM800_POWER_UP_LOG (0x10) + +/* Referance and low power registers */ +#define PM800_LOW_POWER1 (0x20) +#define PM800_LOW_POWER2 (0x21) +#define PM800_LOW_POWER_CONFIG3 (0x22) +#define PM800_LOW_POWER_CONFIG4 (0x23) + +/* GPIO register */ +#define PM800_GPIO_0_1_CNTRL (0x30) +#define PM800_GPIO0_VAL (1 << 0) +#define PM800_GPIO0_GPIO_MODE(x) (x << 1) +#define PM800_GPIO1_VAL (1 << 4) +#define PM800_GPIO1_GPIO_MODE(x) (x << 5) + +#define PM800_GPIO_2_3_CNTRL (0x31) +#define PM800_GPIO2_VAL (1 << 0) +#define PM800_GPIO2_GPIO_MODE(x) (x << 1) +#define PM800_GPIO3_VAL (1 << 4) +#define PM800_GPIO3_GPIO_MODE(x) (x << 5) +#define PM800_GPIO3_MODE_MASK 0x1F +#define PM800_GPIO3_HEADSET_MODE PM800_GPIO3_GPIO_MODE(6) + +#define PM800_GPIO_4_CNTRL (0x32) +#define PM800_GPIO4_VAL (1 << 0) +#define PM800_GPIO4_GPIO_MODE(x) (x << 1) + +#define PM800_HEADSET_CNTRL (0x38) +#define PM800_HEADSET_DET_EN (1 << 7) +#define PM800_HSDET_SLP (1 << 1) +/* PWM register */ +#define PM800_PWM1 (0x40) +#define PM800_PWM2 (0x41) +#define PM800_PWM3 (0x42) +#define PM800_PWM4 (0x43) + +/* RTC Registers */ +#define PM800_RTC_CONTROL (0xD0) +#define PM800_RTC_MISC1 (0xE1) +#define PM800_RTC_MISC2 (0xE2) +#define PM800_RTC_MISC3 (0xE3) +#define PM800_RTC_MISC4 (0xE4) +#define PM800_RTC_MISC5 (0xE7) +/* bit definitions of RTC Register 1 (0xD0) */ +#define PM800_ALARM1_EN (1 << 0) +#define PM800_ALARM_WAKEUP (1 << 4) +#define PM800_ALARM (1 << 5) +#define PM800_RTC1_USE_XO (1 << 7) + +/* Regulator Control Registers: BUCK1,BUCK5,LDO1 have DVC */ + +/* buck registers */ +#define PM800_SLEEP_BUCK1 (0x30) + +/* BUCK Sleep Mode Register 1: BUCK[1..4] */ +#define PM800_BUCK_SLP1 (0x5A) +#define PM800_BUCK1_SLP1_SHIFT 0 +#define PM800_BUCK1_SLP1_MASK (0x3 << PM800_BUCK1_SLP1_SHIFT) + +/* page 2 GPADC: slave adder 0x02 */ +#define PM800_GPADC_MEAS_EN1 (0x01) +#define PM800_MEAS_EN1_VBAT (1 << 2) +#define PM800_GPADC_MEAS_EN2 (0x02) +#define PM800_MEAS_EN2_RFTMP (1 << 0) +#define PM800_MEAS_GP0_EN (1 << 2) +#define PM800_MEAS_GP1_EN (1 << 3) +#define PM800_MEAS_GP2_EN (1 << 4) +#define PM800_MEAS_GP3_EN (1 << 5) +#define PM800_MEAS_GP4_EN (1 << 6) + +#define PM800_GPADC_MISC_CONFIG1 (0x05) +#define PM800_GPADC_MISC_CONFIG2 (0x06) +#define PM800_GPADC_MISC_GPFSM_EN (1 << 0) +#define PM800_GPADC_SLOW_MODE(x) (x << 3) + +#define PM800_GPADC_MISC_CONFIG3 (0x09) +#define PM800_GPADC_MISC_CONFIG4 (0x0A) + +#define PM800_GPADC_PREBIAS1 (0x0F) +#define PM800_GPADC0_GP_PREBIAS_TIME(x) (x << 0) +#define PM800_GPADC_PREBIAS2 (0x10) + +#define PM800_GP_BIAS_ENA1 (0x14) +#define PM800_GPADC_GP_BIAS_EN0 (1 << 0) +#define PM800_GPADC_GP_BIAS_EN1 (1 << 1) +#define PM800_GPADC_GP_BIAS_EN2 (1 << 2) +#define PM800_GPADC_GP_BIAS_EN3 (1 << 3) + +#define PM800_GP_BIAS_OUT1 (0x15) +#define PM800_BIAS_OUT_GP0 (1 << 0) +#define PM800_BIAS_OUT_GP1 (1 << 1) +#define PM800_BIAS_OUT_GP2 (1 << 2) +#define PM800_BIAS_OUT_GP3 (1 << 3) + +#define PM800_GPADC0_LOW_TH 0x20 +#define PM800_GPADC1_LOW_TH 0x21 +#define PM800_GPADC2_LOW_TH 0x22 +#define PM800_GPADC3_LOW_TH 0x23 +#define PM800_GPADC4_LOW_TH 0x24 + +#define PM800_GPADC0_UPP_TH 0x30 +#define PM800_GPADC1_UPP_TH 0x31 +#define PM800_GPADC2_UPP_TH 0x32 +#define PM800_GPADC3_UPP_TH 0x33 +#define PM800_GPADC4_UPP_TH 0x34 + +#define PM800_VBBAT_MEAS1 0x40 +#define PM800_VBBAT_MEAS2 0x41 +#define PM800_VBAT_MEAS1 0x42 +#define PM800_VBAT_MEAS2 0x43 +#define PM800_VSYS_MEAS1 0x44 +#define PM800_VSYS_MEAS2 0x45 +#define PM800_VCHG_MEAS1 0x46 +#define PM800_VCHG_MEAS2 0x47 +#define PM800_TINT_MEAS1 0x50 +#define PM800_TINT_MEAS2 0x51 +#define PM800_PMOD_MEAS1 0x52 +#define PM800_PMOD_MEAS2 0x53 + +#define PM800_GPADC0_MEAS1 0x54 +#define PM800_GPADC0_MEAS2 0x55 +#define PM800_GPADC1_MEAS1 0x56 +#define PM800_GPADC1_MEAS2 0x57 +#define PM800_GPADC2_MEAS1 0x58 +#define PM800_GPADC2_MEAS2 0x59 +#define PM800_GPADC3_MEAS1 0x5A +#define PM800_GPADC3_MEAS2 0x5B +#define PM800_GPADC4_MEAS1 0x5C +#define PM800_GPADC4_MEAS2 0x5D + +#define PM800_GPADC4_AVG1 0xA8 +#define PM800_GPADC4_AVG2 0xA9 + +/* 88PM805 Registers */ +#define PM805_MAIN_POWERUP (0x01) +#define PM805_INT_STATUS0 (0x02) /* for ena/dis all interrupts */ + +#define PM805_STATUS0_INT_CLEAR (1 << 0) +#define PM805_STATUS0_INV_INT (1 << 1) +#define PM800_STATUS0_INT_MASK (1 << 2) + +#define PM805_INT_STATUS1 (0x03) + +#define PM805_INT1_HP1_SHRT (1 << 0) +#define PM805_INT1_HP2_SHRT (1 << 1) +#define PM805_INT1_MIC_CONFLICT (1 << 2) +#define PM805_INT1_CLIP_FAULT (1 << 3) +#define PM805_INT1_LDO_OFF (1 << 4) +#define PM805_INT1_SRC_DPLL_LOCK (1 << 5) + +#define PM805_INT_STATUS2 (0x04) + +#define PM805_INT2_MIC_DET (1 << 0) +#define PM805_INT2_SHRT_BTN_DET (1 << 1) +#define PM805_INT2_VOLM_BTN_DET (1 << 2) +#define PM805_INT2_VOLP_BTN_DET (1 << 3) +#define PM805_INT2_RAW_PLL_FAULT (1 << 4) +#define PM805_INT2_FINE_PLL_FAULT (1 << 5) + +#define PM805_INT_MASK1 (0x05) +#define PM805_INT_MASK2 (0x06) +#define PM805_SHRT_BTN_DET (1 << 1) + +/* number of status and int reg in a row */ +#define PM805_INT_REG_NUM (2) + +#define PM805_MIC_DET1 (0x07) +#define PM805_MIC_DET_EN_MIC_DET (1 << 0) +#define PM805_MIC_DET2 (0x08) +#define PM805_MIC_DET_STATUS1 (0x09) + +#define PM805_MIC_DET_STATUS3 (0x0A) +#define PM805_AUTO_SEQ_STATUS1 (0x0B) +#define PM805_AUTO_SEQ_STATUS2 (0x0C) + +#define PM805_ADC_SETTING1 (0x10) +#define PM805_ADC_SETTING2 (0x11) +#define PM805_ADC_SETTING3 (0x11) +#define PM805_ADC_GAIN1 (0x12) +#define PM805_ADC_GAIN2 (0x13) +#define PM805_DMIC_SETTING (0x15) +#define PM805_DWS_SETTING (0x16) +#define PM805_MIC_CONFLICT_STS (0x17) + +#define PM805_PDM_SETTING1 (0x20) +#define PM805_PDM_SETTING2 (0x21) +#define PM805_PDM_SETTING3 (0x22) +#define PM805_PDM_CONTROL1 (0x23) +#define PM805_PDM_CONTROL2 (0x24) +#define PM805_PDM_CONTROL3 (0x25) + +#define PM805_HEADPHONE_SETTING (0x26) +#define PM805_HEADPHONE_GAIN_A2A (0x27) +#define PM805_HEADPHONE_SHORT_STATE (0x28) +#define PM805_EARPHONE_SETTING (0x29) +#define PM805_AUTO_SEQ_SETTING (0x2A) + +struct pm80x_rtc_pdata { + int vrtc; + int rtc_wakeup; +}; + +struct pm80x_subchip { + struct i2c_client *power_page; /* chip client for power page */ + struct i2c_client *gpadc_page; /* chip client for gpadc page */ + struct regmap *regmap_power; + struct regmap *regmap_gpadc; + unsigned short power_page_addr; /* power page I2C address */ + unsigned short gpadc_page_addr; /* gpadc page I2C address */ +}; + +struct pm80x_chip { + struct pm80x_subchip *subchip; + struct device *dev; + struct i2c_client *client; + struct i2c_client *companion; + struct regmap *regmap; + struct regmap_irq_chip *regmap_irq_chip; + struct regmap_irq_chip_data *irq_data; + int type; + int irq; + int irq_mode; + unsigned long wu_flag; + spinlock_t lock; +}; + +struct pm80x_platform_data { + struct pm80x_rtc_pdata *rtc; + /* + * For the regulator not defined, set regulators[not_defined] to be + * NULL. num_regulators are the number of regulators supposed to be + * initialized. If all regulators are not defined, set num_regulators + * to be 0. + */ + struct regulator_init_data *regulators[PM800_ID_RG_MAX]; + unsigned int num_regulators; + int irq_mode; /* Clear interrupt by read/write(0/1) */ + int batt_det; /* enable/disable */ + int (*plat_config)(struct pm80x_chip *chip, + struct pm80x_platform_data *pdata); +}; + +extern const struct dev_pm_ops pm80x_pm_ops; +extern const struct regmap_config pm80x_regmap_config; + +static inline int pm80x_request_irq(struct pm80x_chip *pm80x, int irq, + irq_handler_t handler, unsigned long flags, + const char *name, void *data) +{ + if (!pm80x->irq_data) + return -EINVAL; + return request_threaded_irq(regmap_irq_get_virq(pm80x->irq_data, irq), + NULL, handler, flags, name, data); +} + +static inline void pm80x_free_irq(struct pm80x_chip *pm80x, int irq, void *data) +{ + if (!pm80x->irq_data) + return; + free_irq(regmap_irq_get_virq(pm80x->irq_data, irq), data); +} + +#ifdef CONFIG_PM +static inline int pm80x_dev_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct pm80x_chip *chip = dev_get_drvdata(pdev->dev.parent); + int irq = platform_get_irq(pdev, 0); + + if (device_may_wakeup(dev)) + set_bit((1 << irq), &chip->wu_flag); + + return 0; +} + +static inline int pm80x_dev_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct pm80x_chip *chip = dev_get_drvdata(pdev->dev.parent); + int irq = platform_get_irq(pdev, 0); + + if (device_may_wakeup(dev)) + clear_bit((1 << irq), &chip->wu_flag); + + return 0; +} +#endif + +extern int pm80x_init(struct i2c_client *client); +extern int pm80x_deinit(void); +#endif /* __LINUX_MFD_88PM80X_H */ |