#ifndef __LINUX_MFD_MAX8925_H
#define __LINUX_MFD_MAX8925_H
+#include <linux/mutex.h>
#include <linux/interrupt.h>
/* Unified sub device IDs for MAX8925 */
MAX8925_ID_LDO18,
MAX8925_ID_LDO19,
MAX8925_ID_LDO20,
+ MAX8925_ID_MAX,
+};
+
+enum {
+ /*
+ * Charging current threshold trigger going from fast charge
+ * to TOPOFF charge. From 5% to 20% of fasting charging current.
+ */
+ MAX8925_TOPOFF_THR_5PER,
+ MAX8925_TOPOFF_THR_10PER,
+ MAX8925_TOPOFF_THR_15PER,
+ MAX8925_TOPOFF_THR_20PER,
+};
+
+enum {
+ /* Fast charging current */
+ MAX8925_FCHG_85MA,
+ MAX8925_FCHG_300MA,
+ MAX8925_FCHG_460MA,
+ MAX8925_FCHG_600MA,
+ MAX8925_FCHG_700MA,
+ MAX8925_FCHG_800MA,
+ MAX8925_FCHG_900MA,
+ MAX8925_FCHG_1000MA,
};
/* Charger registers */
#define MAX8925_CHG_IRQ2 (0x7f)
#define MAX8925_CHG_IRQ1_MASK (0x80)
#define MAX8925_CHG_IRQ2_MASK (0x81)
+#define MAX8925_CHG_STATUS (0x82)
/* GPM registers */
#define MAX8925_SYSENSEL (0x00)
#define MAX8925_ON_OFF_IRQ1 (0x01)
#define MAX8925_ON_OFF_IRQ1_MASK (0x02)
-#define MAX8925_ON_OFF_STAT (0x03)
+#define MAX8925_ON_OFF_STATUS (0x03)
#define MAX8925_ON_OFF_IRQ2 (0x0d)
#define MAX8925_ON_OFF_IRQ2_MASK (0x0e)
#define MAX8925_RESET_CNFG (0x0f)
/* Touch registers */
#define MAX8925_TSC_IRQ (0x00)
#define MAX8925_TSC_IRQ_MASK (0x01)
+#define MAX8925_TSC_CNFG1 (0x02)
+#define MAX8925_ADC_SCHED (0x10)
#define MAX8925_ADC_RES_END (0x6f)
+#define MAX8925_NREF_OK (1 << 4)
+
/* RTC registers */
-#define MAX8925_RTC_STATUS (0x1a)
+#define MAX8925_ALARM0_CNTL (0x18)
+#define MAX8925_ALARM1_CNTL (0x19)
#define MAX8925_RTC_IRQ (0x1c)
#define MAX8925_RTC_IRQ_MASK (0x1d)
+#define MAX8925_MPL_CNTL (0x1e)
/* WLED registers */
#define MAX8925_WLED_MODE_CNTL (0x84)
#define TSC_IRQ_MASK (0x03)
#define RTC_IRQ_MASK (0x0c)
-#define MAX8925_NUM_IRQ (32)
+#define MAX8925_MAX_REGULATOR (23)
#define MAX8925_NAME_SIZE (32)
+/* IRQ definitions */
enum {
- MAX8925_INVALID = 0,
- MAX8925_RTC,
- MAX8925_ADC,
- MAX8925_GPM, /* general power management */
- MAX8925_MAX,
-};
-
-#define MAX8925_IRQ_VCHG_OVP (0)
-#define MAX8925_IRQ_VCHG_F (1)
-#define MAX8925_IRQ_VCHG_R (2)
-#define MAX8925_IRQ_VCHG_THM_OK_R (8)
-#define MAX8925_IRQ_VCHG_THM_OK_F (9)
-#define MAX8925_IRQ_VCHG_BATTLOW_F (10)
-#define MAX8925_IRQ_VCHG_BATTLOW_R (11)
-#define MAX8925_IRQ_VCHG_RST (12)
-#define MAX8925_IRQ_VCHG_DONE (13)
-#define MAX8925_IRQ_VCHG_TOPOFF (14)
-#define MAX8925_IRQ_VCHG_TMR_FAULT (15)
-#define MAX8925_IRQ_GPM_RSTIN (16)
-#define MAX8925_IRQ_GPM_MPL (17)
-#define MAX8925_IRQ_GPM_SW_3SEC (18)
-#define MAX8925_IRQ_GPM_EXTON_F (19)
-#define MAX8925_IRQ_GPM_EXTON_R (20)
-#define MAX8925_IRQ_GPM_SW_1SEC (21)
-#define MAX8925_IRQ_GPM_SW_F (22)
-#define MAX8925_IRQ_GPM_SW_R (23)
-#define MAX8925_IRQ_GPM_SYSCKEN_F (24)
-#define MAX8925_IRQ_GPM_SYSCKEN_R (25)
-
-#define MAX8925_IRQ_TSC_STICK (0)
-#define MAX8925_IRQ_TSC_NSTICK (1)
-
-#define MAX8925_MAX_REGULATOR (23)
-
-struct max8925_irq {
- irq_handler_t handler;
- void *data;
+ MAX8925_IRQ_VCHG_DC_OVP,
+ MAX8925_IRQ_VCHG_DC_F,
+ MAX8925_IRQ_VCHG_DC_R,
+ MAX8925_IRQ_VCHG_USB_OVP,
+ MAX8925_IRQ_VCHG_USB_F,
+ MAX8925_IRQ_VCHG_USB_R,
+ MAX8925_IRQ_VCHG_THM_OK_R,
+ MAX8925_IRQ_VCHG_THM_OK_F,
+ MAX8925_IRQ_VCHG_SYSLOW_F,
+ MAX8925_IRQ_VCHG_SYSLOW_R,
+ MAX8925_IRQ_VCHG_RST,
+ MAX8925_IRQ_VCHG_DONE,
+ MAX8925_IRQ_VCHG_TOPOFF,
+ MAX8925_IRQ_VCHG_TMR_FAULT,
+ MAX8925_IRQ_GPM_RSTIN,
+ MAX8925_IRQ_GPM_MPL,
+ MAX8925_IRQ_GPM_SW_3SEC,
+ MAX8925_IRQ_GPM_EXTON_F,
+ MAX8925_IRQ_GPM_EXTON_R,
+ MAX8925_IRQ_GPM_SW_1SEC,
+ MAX8925_IRQ_GPM_SW_F,
+ MAX8925_IRQ_GPM_SW_R,
+ MAX8925_IRQ_GPM_SYSCKEN_F,
+ MAX8925_IRQ_GPM_SYSCKEN_R,
+ MAX8925_IRQ_RTC_ALARM1,
+ MAX8925_IRQ_RTC_ALARM0,
+ MAX8925_IRQ_TSC_STICK,
+ MAX8925_IRQ_TSC_NSTICK,
+ MAX8925_NR_IRQS,
};
struct max8925_chip {
struct device *dev;
+ struct i2c_client *i2c;
+ struct i2c_client *adc;
+ struct i2c_client *rtc;
struct mutex io_lock;
struct mutex irq_lock;
- struct i2c_client *i2c;
- struct max8925_irq irq[MAX8925_NUM_IRQ];
- const char *name;
- int chip_id;
- int chip_irq;
+ int irq_base;
+ int core_irq;
+ int tsc_irq;
};
struct max8925_backlight_pdata {
unsigned int flags;
};
+struct max8925_power_pdata {
+ int (*set_charger)(int);
+ unsigned batt_detect:1;
+ unsigned topoff_threshold:2;
+ unsigned fast_charge:3; /* charge current */
+};
+
+/*
+ * irq_base: stores IRQ base number of MAX8925 in platform
+ * tsc_irq: stores IRQ number of MAX8925 TSC
+ */
struct max8925_platform_data {
struct max8925_backlight_pdata *backlight;
struct max8925_touch_pdata *touch;
+ struct max8925_power_pdata *power;
struct regulator_init_data *regulator[MAX8925_MAX_REGULATOR];
- int chip_id;
- int chip_irq;
+ int irq_base;
+ int tsc_irq;
};
extern int max8925_reg_read(struct i2c_client *, int);
projects / firefly-linux-kernel-4.4.55.git / blobdiff