summaryrefslogtreecommitdiffstats
path: root/qemu/roms/u-boot/include/power/pmic.h
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/roms/u-boot/include/power/pmic.h')
-rw-r--r--qemu/roms/u-boot/include/power/pmic.h92
1 files changed, 92 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/include/power/pmic.h b/qemu/roms/u-boot/include/power/pmic.h
new file mode 100644
index 000000000..8f282dd2f
--- /dev/null
+++ b/qemu/roms/u-boot/include/power/pmic.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2011-2012 Samsung Electronics
+ * Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CORE_PMIC_H_
+#define __CORE_PMIC_H_
+
+#include <linux/list.h>
+#include <i2c.h>
+#include <power/power_chrg.h>
+
+enum { PMIC_I2C, PMIC_SPI, PMIC_NONE};
+enum { I2C_PMIC, I2C_NUM, };
+enum { PMIC_READ, PMIC_WRITE, };
+enum { PMIC_SENSOR_BYTE_ORDER_LITTLE, PMIC_SENSOR_BYTE_ORDER_BIG, };
+
+struct p_i2c {
+ unsigned char addr;
+ unsigned char *buf;
+ unsigned char tx_num;
+};
+
+struct p_spi {
+ unsigned int cs;
+ unsigned int mode;
+ unsigned int bitlen;
+ unsigned int clk;
+ unsigned int flags;
+ u32 (*prepare_tx)(u32 reg, u32 *val, u32 write);
+};
+
+struct pmic;
+struct power_fg {
+ int (*fg_battery_check) (struct pmic *p, struct pmic *bat);
+ int (*fg_battery_update) (struct pmic *p, struct pmic *bat);
+};
+
+struct power_chrg {
+ int (*chrg_type) (struct pmic *p);
+ int (*chrg_bat_present) (struct pmic *p);
+ int (*chrg_state) (struct pmic *p, int state, int current);
+};
+
+struct power_battery {
+ struct battery *bat;
+ int (*battery_init) (struct pmic *bat, struct pmic *p1,
+ struct pmic *p2, struct pmic *p3);
+ int (*battery_charge) (struct pmic *bat);
+ /* Keep info about power devices involved with battery operation */
+ struct pmic *chrg, *fg, *muic;
+};
+
+struct pmic {
+ const char *name;
+ unsigned char bus;
+ unsigned char interface;
+ unsigned char sensor_byte_order;
+ unsigned int number_of_regs;
+ union hw {
+ struct p_i2c i2c;
+ struct p_spi spi;
+ } hw;
+
+ void (*low_power_mode) (void);
+ struct power_battery *pbat;
+ struct power_chrg *chrg;
+ struct power_fg *fg;
+
+ struct pmic *parent;
+ struct list_head list;
+};
+
+int pmic_init(unsigned char bus);
+int pmic_dialog_init(unsigned char bus);
+int check_reg(struct pmic *p, u32 reg);
+struct pmic *pmic_alloc(void);
+struct pmic *pmic_get(const char *s);
+int pmic_probe(struct pmic *p);
+int pmic_reg_read(struct pmic *p, u32 reg, u32 *val);
+int pmic_reg_write(struct pmic *p, u32 reg, u32 val);
+int pmic_set_output(struct pmic *p, u32 reg, int ldo, int on);
+
+#define pmic_i2c_addr (p->hw.i2c.addr)
+#define pmic_i2c_tx_num (p->hw.i2c.tx_num)
+
+#define pmic_spi_bitlen (p->hw.spi.bitlen)
+#define pmic_spi_flags (p->hw.spi.flags)
+
+#endif /* __CORE_PMIC_H_ */