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Diffstat (limited to 'include/palmas.h')
| -rw-r--r-- | include/palmas.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/include/palmas.h b/include/palmas.h new file mode 100644 index 0000000..f74f08e --- /dev/null +++ b/include/palmas.h @@ -0,0 +1,118 @@ +/* + * (C) Copyright 2012-2013 + * Texas Instruments, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef PALMAS_H +#define PALMAS_H + +#include <common.h> +#include <i2c.h> + +/* I2C chip addresses, TW6035/37 */ +#define TWL603X_CHIP_P1 0x48 /* Page 1 */ +#define TWL603X_CHIP_P2 0x49 /* Page 2 */ +#define TWL603X_CHIP_P3 0x4a /* Page 3 */ + +/* TPS659038/39 */ +#define TPS65903X_CHIP_P1 0x58 /* Page 1 */ + +/* Page 1 registers (0x1XY translates to page 1, reg addr 0xXY): */ + +/* LDO1 control/voltage */ +#define LDO1_CTRL 0x50 +#define LDO1_VOLTAGE 0x51 + +/* LDO9 control/voltage */ +#define LDO9_CTRL 0x60 +#define LDO9_VOLTAGE 0x61 + +/* LDOUSB control/voltage */ +#define LDOUSB_CTRL 0x64 +#define LDOUSB_VOLTAGE 0x65 + +/* Control of 32 kHz audio clock */ +#define CLK32KGAUDIO_CTRL 0xd5 + +/* SYSEN2_CTRL for VCC_3v3_AUX supply on the sEVM */ +#define SYSEN2_CTRL 0xd9 + +/* + * Bit field definitions for LDOx_CTRL, SYSENx_CTRL + * and some other xxx_CTRL resources: + */ +#define LDO9_BYP_EN (1 << 6) /* LDO9 only! */ +#define RSC_STAT_ON (1 << 4) /* RO status bit! */ +#define RSC_MODE_SLEEP (1 << 2) +#define RSC_MODE_ACTIVE (1 << 0) + +/* Some LDO voltage values */ +#define LDO_VOLT_OFF 0 +#define LDO_VOLT_1V8 0x13 +#define LDO_VOLT_3V0 0x2b +#define LDO_VOLT_3V3 0x31 +/* Request bypass, LDO9 only */ +#define LDO9_BYPASS 0x3f + +/* SMPS7_CTRL */ +#define SMPS7_CTRL 0x30 + +/* SMPS9_CTRL */ +#define SMPS9_CTRL 0x38 +#define SMPS9_VOLTAGE 0x3b + +/* Bit field definitions for SMPSx_CTRL */ +#define SMPS_MODE_ACT_AUTO 1 +#define SMPS_MODE_ACT_ECO 2 +#define SMPS_MODE_ACT_FPWM 3 +#define SMPS_MODE_SLP_AUTO (1 << 2) +#define SMPS_MODE_SLP_ECO (2 << 2) +#define SMPS_MODE_SLP_FPWM (3 << 2) + +/* + * Some popular SMPS voltages, all with RANGE=1; note + * that RANGE cannot be changed on the fly + */ +#define SMPS_VOLT_OFF 0 +#define SMPS_VOLT_1V2 0x90 +#define SMPS_VOLT_1V8 0xae +#define SMPS_VOLT_2V1 0xbd +#define SMPS_VOLT_3V0 0xea +#define SMPS_VOLT_3V3 0xf9 + +/* Backup Battery & VRTC Control */ +#define BB_VRTC_CTRL 0xa8 +/* Bit definitions for BB_VRTC_CTRL */ +#define VRTC_EN_SLP (1 << 6) +#define VRTC_EN_OFF (1 << 5) +#define VRTC_PWEN (1 << 4) +#define BB_LOW_ICHRG (1 << 3) +#define BB_HIGH_ICHRG (0 << 3) +#define BB_VSEL_3V0 (0 << 1) +#define BB_VSEL_2V5 (1 << 1) +#define BB_VSEL_3V15 (2 << 1) +#define BB_VSEL_VBAT (3 << 1) +#define BB_CHRG_EN (1 << 0) + +/* + * Functions to read and write from TPS659038/TWL6035/TWL6037 + * or other Palmas family of TI PMICs + */ +static inline int palmas_i2c_write_u8(u8 chip_no, u8 reg, u8 val) +{ + return i2c_write(chip_no, reg, 1, &val, 1); +} + +static inline int palmas_i2c_read_u8(u8 chip_no, u8 reg, u8 *val) +{ + return i2c_read(chip_no, reg, 1, val, 1); +} + +void palmas_init_settings(void); +int palmas_mmc1_poweron_ldo(void); +int twl603x_mmc1_set_ldo9(u8 vsel); +int twl603x_audio_power(u8 on); +int twl603x_enable_bb_charge(u8 bb_fields); + +#endif /* PALMAS_H */ |