Initial file dump from open source releaseHEADmaster

1 files changed, 179 insertions, 0 deletions

diff --git a/include/linux/mfd/rt5033.h b/include/linux/mfd/rt5033.h
new file mode 100644
index 00000000..0037670c
--- /dev/null
+++ b/include/linux/mfd/rt5033.h
@@ -0,0 +1,179 @@
+/*
+ * include/linux/mfd/rt5033.h
+ *
+ * Driver to Richtek RT5033
+ * Multi function device -- Charger / Battery Gauge / DCDC Converter / LED Flashlight
+ *
+ * Copyright (C) 2013 Richtek Technology Corp.
+ * Author: Patrick Chang <patrick_chang@richtek.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; either version 2
+ * of the License, or (at your option) any later version.
+ */
+
+#ifndef RT5033_H
+#define RT5033_H
+/* delete below header caused it is only for this module*/
+/*#include <linux/rtdefs.h> */
+
+#include <linux/mutex.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/kernel.h>
+
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/device.h>
+#include <linux/wakelock.h>
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/i2c.h>
+#include <linux/workqueue.h>
+#include <linux/slab.h>
+
+#include <linux/battery/sec_charging_common.h>
+
+#define RT5033_DRV_VER "1.2.1_S"
+
+#ifdef CONFIG_RT5033_SADDR
+#define RT5033FG_SLAVE_ADDR_MSB (0x40)
+#else
+#define RT5033FG_SLAVE_ADDR_MSB (0x00)
+#endif
+
+#define RT5033FG_SLAVE_ADDR (0x35|RT5033FG_SLAVE_ADDR_MSB)
+#define RT5033_SLAVE_ADDR   (0x34|RT5033FG_SLAVE_ADDR_MSB)
+
+#define RT5033_CHG_IRQ_REGS_NR 3
+#define RT5033_LED_IRQ_REGS_NR 1
+#define RT5033_PMIC_IRQ_REGS_NR 1
+
+#define RT5033_IRQ_REGS_NR \
+	(RT5033_CHG_IRQ_REGS_NR + \
+	 RT5033_LED_IRQ_REGS_NR + \
+	 RT5033_PMIC_IRQ_REGS_NR)
+
+enum {
+	RT5033_ID_LDO_SAFE = 0,
+	RT5033_ID_LDO1,
+	RT5033_ID_DCDC1,
+	RT5033_MAX_REGULATOR,
+};
+
+typedef union rt5033_irq_status {
+	struct {
+		uint8_t chg_irq_status[RT5033_CHG_IRQ_REGS_NR];
+		uint8_t fled_irq_status[RT5033_LED_IRQ_REGS_NR];
+		uint8_t pmic_irq_status[RT5033_PMIC_IRQ_REGS_NR];
+	};
+	struct {
+		uint8_t regs[RT5033_IRQ_REGS_NR];
+	};
+} rt5033_irq_status_t;
+
+typedef union rt5033_pmic_shdn_ctrl {
+	struct {
+		uint8_t reserved : 2;
+		uint8_t buck_ocp_enshdn : 1;
+		uint8_t buck_lv_enshdn : 1;
+		uint8_t sldo_lv_enshdn : 1;
+		uint8_t ldo_lv_enshdn : 1;
+		uint8_t ot_enshdn : 1;
+		uint8_t vdda_uv_enshdn : 1;
+	} shdn_ctrl1;
+	uint8_t shdn_ctrl[1];
+
+} rt5033_pmic_shdn_ctrl_t;
+
+
+typedef struct rt5033_regulator_platform_data {
+	struct regulator_init_data *regulator[RT5033_MAX_REGULATOR];
+} rt5033_regulator_platform_data_t;
+
+
+struct rt5033_fled_platform_data;
+
+typedef struct rt5033_charger_platform_data {
+	sec_charging_current_t *charging_current_table;
+	int chg_float_voltage;
+	char *charger_name;
+	uint32_t is_750kHz_switching : 1;
+	uint32_t is_fixed_switching : 1;
+} rt5033_charger_platform_data_t;
+
+struct rt5033_mfd_platform_data {
+	rt5033_regulator_platform_data_t *regulator_platform_data;
+	struct rt5033_fled_platform_data *fled_platform_data;
+	int irq_gpio;
+	int irq_base;
+#ifdef CONFIG_MFD_RT5033_EN_MRSTB
+	/* MRSTB function to reset charger */
+	int mrstb_gpio;
+#endif /* CONFIG_MFD_RT5033_EN_MRSTB */
+#ifdef CONFIG_CHARGER_RT5033
+	rt5033_charger_platform_data_t *charger_platform_data;
+#endif
+};
+
+#define rt5033_mfd_platform_data_t \
+	struct rt5033_mfd_platform_data
+
+struct rt5033_charger_data;
+
+struct rt5033_mfd_chip {
+	struct i2c_client *i2c_client;
+	struct device *dev;
+	rt5033_mfd_platform_data_t *pdata;
+	int irq_base;
+	struct mutex io_lock;
+	struct mutex irq_lock;
+	struct mutex suspend_flag_lock;
+	struct wake_lock irq_wake_lock;
+	/* prev IRQ status and now IRQ_status*/
+	rt5033_irq_status_t irq_status[2];
+	/* irq_status_index ^= 0x01; after access irq*/
+	int irq_status_index;
+	int irq;
+	uint8_t irq_masks_cache[RT5033_IRQ_REGS_NR];
+	bool suspend_flag;
+	bool pending_irq;
+	struct rt5033_charger_data *charger;
+
+#ifdef CONFIG_FLED_RT5033
+	struct rt5033_fled_info *fled_info;
+#endif
+#ifdef CONFIG_REGULATOR_RT5033
+	struct rt5033_regulator_info *regulator_info[RT5033_MAX_REGULATOR];
+#endif
+};
+
+#define rt5033_mfd_chip_t \
+	struct rt5033_mfd_chip
+
+extern int rt5033_block_read_device(struct i2c_client *i2c,
+		int reg, int bytes, void *dest);
+
+extern int rt5033_block_write_device(struct i2c_client *i2c,
+		int reg, int bytes, const void *src);
+
+extern int rt5033_reg_read(struct i2c_client *i2c, int reg_addr);
+extern int rt5033_reg_write(struct i2c_client *i2c, int reg_addr, unsigned char data);
+extern int rt5033_assign_bits(struct i2c_client *i2c, int reg_addr, unsigned char mask,
+		unsigned char data);
+extern int rt5033_set_bits(struct i2c_client *i2c, int reg_addr, unsigned char mask);
+extern int rt5033_clr_bits(struct i2c_client *i2c, int reg_addr, unsigned char mask);
+
+typedef enum {
+	RT5033_PREV_STATUS = 0,
+	RT5033_NOW_STATUS } rt5033_irq_status_sel_t;
+
+extern rt5033_irq_status_t *rt5033_get_irq_status(rt5033_mfd_chip_t *mfd_chip,
+		rt5033_irq_status_sel_t sel);
+
+#endif // RT5033_H