From 86db550b3864bcb3c9567fbdb67b49a244f5263e Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Thu, 5 Jun 2014 11:15:29 -0400 Subject: power: Add support for the TPS65218 PMIC Add a driver for the TPS65218 PMIC which is used by TI AM43xx SoCs and may be used by TI AM335x SoCs. Signed-off-by: Tom Rini --- include/power/tps65218.h | 63 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 include/power/tps65218.h (limited to 'include/power') diff --git a/include/power/tps65218.h b/include/power/tps65218.h new file mode 100644 index 0000000..67aa2f8 --- /dev/null +++ b/include/power/tps65218.h @@ -0,0 +1,63 @@ +/* + * (C) Copyright 2014 + * Texas Instruments, + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __POWER_TPS65218_H__ +#define __POWER_TPS65218_H__ + +/* I2C chip address */ +#define TPS65218_CHIP_PM 0x24 + +/* Registers */ +enum { + TPS65218_CHIPID = 0x00, + TPS65218_INT1, + TPS65218_INT2, + TPS65218_INT_MASK1, + TPS65218_INT_MASK2, + TPS65218_STATUS, + TPS65218_CONTROL, + TPS65218_FLAG, + TPS65218_PASSWORD = 0x10, + TPS65218_ENABLE1, + TPS65218_ENABLE2, + TPS65218_CONFIG1, + TPS65218_CONFIG2, + TPS65218_CONFIG3, + TPS65218_DCDC1, + TPS65218_DCDC2, + TPS65218_DCDC3, + TPS65218_DCDC4, + TPS65218_SLEW, + TPS65218_LDO1, + TPS65218_SEQ1 = 0x20, + TPS65218_SEQ2, + TPS65218_SEQ3, + TPS65218_SEQ4, + TPS65218_SEQ5, + TPS65218_SEQ6, + TPS65218_SEQ7, + TPS65218_PMIC_NUM_OF_REGS, +}; + +#define TPS65218_PROT_LEVEL_NONE 0x00 +#define TPS65218_PROT_LEVEL_1 0x01 +#define TPS65218_PROT_LEVEL_2 0x02 + +#define TPS65218_PASSWORD_LOCK_FOR_WRITE 0x00 +#define TPS65218_PASSWORD_UNLOCK 0x7D + +#define TPS65218_DCDC_GO 0x80 + +#define TPS65218_MASK_ALL_BITS 0xFF + +#define TPS65218_DCDC_VOLT_SEL_1100MV 0x19 +#define TPS65218_DCDC_VOLT_SEL_1330MV 0x30 + +int tps65218_reg_write(uchar prot_level, uchar dest_reg, uchar dest_val, + uchar mask); +int tps65218_voltage_update(uchar dc_cntrl_reg, uchar volt_sel); +#endif /* __POWER_TPS65218_H__ */ -- cgit v1.1