From 8b65b12a04e5665922697576538e75215d5b7a0f Mon Sep 17 00:00:00 2001 From: Greg Guyotte Date: Fri, 30 Aug 2013 16:28:42 -0400 Subject: drivers/power/pmic: Add tps65217 driver Add a driver for the TPS65217 PMIC that is found in the Beaglebone family of boards. Signed-off-by: Greg Guyotte [trini: Split and rework Greg's changes into new drivers/power framework] Signed-off-by: Tom Rini --- include/power/tps65217.h | 82 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 include/power/tps65217.h (limited to 'include/power/tps65217.h') diff --git a/include/power/tps65217.h b/include/power/tps65217.h new file mode 100644 index 0000000..e8c8475 --- /dev/null +++ b/include/power/tps65217.h @@ -0,0 +1,82 @@ +/* + * (C) Copyright 2011-2013 + * Texas Instruments, + * + * SPDX-License-Identifier: GPL-2.0+ + * + * For more details, please see the TRM at http://www.ti.com/product/tps65217a + */ + +#ifndef __POWER_TPS65217_H__ +#define __POWER_TPS65217_H__ + +/* I2C chip address */ +#define TPS65217_CHIP_PM 0x24 + +/* Registers */ +enum { + TPS65217_CHIPID = 0x00, + TPS65217_POWER_PATH, + TPS65217_INTERRUPT, + TPS65217_CHGCONFIG0, + TPS65217_CHGCONFIG1, + TPS65217_CHGCONFIG2, + TPS65217_CHGCONFIG3, + TPS65217_WLEDCTRL1, + TPS65217_WLEDCTRL2, + TPS65217_MUXCTRL, + TPS65217_STATUS, + TPS65217_PASSWORD, + TPS65217_PGOOD, + TPS65217_DEFPG, + TPS65217_DEFDCDC1, + TPS65217_DEFDCDC2, + TPS65217_DEFDCDC3, + TPS65217_DEFSLEW, + TPS65217_DEFLDO1, + TPS65217_DEFLDO2, + TPS65217_DEFLS1, + TPS65217_DEFLS2, + TPS65217_ENABLE, + TPS65217_DEFUVLO, + TPS65217_SEQ1, + TPS65217_SEQ2, + TPS65217_SEQ3, + TPS65217_SEQ4, + TPS65217_SEQ5, + TPS65217_SEQ6, + TPS65217_PMIC_NUM_OF_REGS, +}; + +#define TPS65217_PROT_LEVEL_NONE 0x00 +#define TPS65217_PROT_LEVEL_1 0x01 +#define TPS65217_PROT_LEVEL_2 0x02 + +#define TPS65217_PASSWORD_LOCK_FOR_WRITE 0x00 +#define TPS65217_PASSWORD_UNLOCK 0x7D + +#define TPS65217_DCDC_GO 0x80 + +#define TPS65217_MASK_ALL_BITS 0xFF + +#define TPS65217_USB_INPUT_CUR_LIMIT_MASK 0x03 +#define TPS65217_USB_INPUT_CUR_LIMIT_100MA 0x00 +#define TPS65217_USB_INPUT_CUR_LIMIT_500MA 0x01 +#define TPS65217_USB_INPUT_CUR_LIMIT_1300MA 0x02 +#define TPS65217_USB_INPUT_CUR_LIMIT_1800MA 0x03 + +#define TPS65217_DCDC_VOLT_SEL_1275MV 0x0F +#define TPS65217_DCDC_VOLT_SEL_1325MV 0x11 + +#define TPS65217_LDO_MASK 0x1F +#define TPS65217_LDO_VOLTAGE_OUT_1_8 0x06 +#define TPS65217_LDO_VOLTAGE_OUT_3_3 0x1F + +#define TPS65217_PWR_SRC_USB_BITMASK 0x4 +#define TPS65217_PWR_SRC_AC_BITMASK 0x8 + +int tps65217_reg_read(uchar src_reg, uchar *src_val); +int tps65217_reg_write(uchar prot_level, uchar dest_reg, uchar dest_val, + uchar mask); +int tps65217_voltage_update(uchar dc_cntrl_reg, uchar volt_sel); +#endif /* __POWER_TPS65217_H__ */ -- cgit v1.1