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https://github.com/AsahiLinux/u-boot
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
/*
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* Copyright (C) 2011-2012 Samsung Electronics
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* Lukasz Majewski <l.majewski@samsung.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CORE_PMIC_H_
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#define __CORE_PMIC_H_
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#include <common.h>
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#include <linux/list.h>
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#include <i2c.h>
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#include <power/power_chrg.h>
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enum { PMIC_I2C, PMIC_SPI, PMIC_NONE};
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enum { I2C_PMIC, I2C_NUM, };
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enum { PMIC_READ, PMIC_WRITE, };
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enum { PMIC_SENSOR_BYTE_ORDER_LITTLE, PMIC_SENSOR_BYTE_ORDER_BIG, };
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struct p_i2c {
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unsigned char addr;
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unsigned char *buf;
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unsigned char tx_num;
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};
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struct p_spi {
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unsigned int cs;
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unsigned int mode;
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unsigned int bitlen;
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unsigned int clk;
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unsigned int flags;
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u32 (*prepare_tx)(u32 reg, u32 *val, u32 write);
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};
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struct pmic;
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struct power_fg {
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int (*fg_battery_check) (struct pmic *p, struct pmic *bat);
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int (*fg_battery_update) (struct pmic *p, struct pmic *bat);
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};
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struct power_chrg {
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int (*chrg_type) (struct pmic *p);
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int (*chrg_bat_present) (struct pmic *p);
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int (*chrg_state) (struct pmic *p, int state, int current);
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};
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struct power_battery {
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struct battery *bat;
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int (*battery_init) (struct pmic *bat, struct pmic *p1,
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struct pmic *p2, struct pmic *p3);
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int (*battery_charge) (struct pmic *bat);
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/* Keep info about power devices involved with battery operation */
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struct pmic *chrg, *fg, *muic;
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};
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struct pmic {
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const char *name;
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unsigned char bus;
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unsigned char interface;
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unsigned char sensor_byte_order;
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unsigned int number_of_regs;
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union hw {
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struct p_i2c i2c;
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struct p_spi spi;
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} hw;
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void (*low_power_mode) (void);
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struct power_battery *pbat;
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struct power_chrg *chrg;
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struct power_fg *fg;
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struct pmic *parent;
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struct list_head list;
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};
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int pmic_init(unsigned char bus);
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int pmic_dialog_init(unsigned char bus);
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int check_reg(struct pmic *p, u32 reg);
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struct pmic *pmic_alloc(void);
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struct pmic *pmic_get(const char *s);
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int pmic_probe(struct pmic *p);
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int pmic_reg_read(struct pmic *p, u32 reg, u32 *val);
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int pmic_reg_write(struct pmic *p, u32 reg, u32 val);
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int pmic_set_output(struct pmic *p, u32 reg, int ldo, int on);
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#define pmic_i2c_addr (p->hw.i2c.addr)
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#define pmic_i2c_tx_num (p->hw.i2c.tx_num)
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#define pmic_spi_bitlen (p->hw.spi.bitlen)
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#define pmic_spi_flags (p->hw.spi.flags)
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#endif /* __CORE_PMIC_H_ */
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