1 /* 2 * Copyright (C) 2014-2016, Toradex AG 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 /* 8 * Helpers for Freescale PMIC PF0100 9 */ 10 11 #ifndef PF0100_H_ 12 #define PF0100_H_ 13 14 /* 7-bit I2C bus slave address */ 15 #define PFUZE100_I2C_ADDR (0x08) 16 /* Register Addresses */ 17 #define PFUZE100_DEVICEID (0x0) 18 #define PFUZE100_REVID (0x3) 19 #define PFUZE100_SW1AMODE (0x23) 20 #define PFUZE100_SW1ACON 36 21 #define PFUZE100_SW1ACON_SPEED_VAL (0x1<<6) /*default */ 22 #define PFUZE100_SW1ACON_SPEED_M (0x3<<6) 23 #define PFUZE100_SW1CCON 49 24 #define PFUZE100_SW1CCON_SPEED_VAL (0x1<<6) /*default */ 25 #define PFUZE100_SW1CCON_SPEED_M (0x3<<6) 26 #define PFUZE100_SW1AVOL 32 27 #define PFUZE100_SW1AVOL_VSEL_M (0x3f<<0) 28 #define PFUZE100_SW1CVOL 46 29 #define PFUZE100_SW1CVOL_VSEL_M (0x3f<<0) 30 #define PFUZE100_VGEN1CTL (0x6c) 31 #define PFUZE100_VGEN1_VAL (0x30 + 0x08) /* Always ON, 1.2V */ 32 #define PFUZE100_SWBSTCTL (0x66) 33 /* Always ON, Auto Switching Mode, 5.0V */ 34 #define PFUZE100_SWBST_VAL (0x40 + 0x08 + 0x00) 35 36 /* chooses the extended page (registers 0x80..0xff) */ 37 #define PFUZE100_PAGE_REGISTER 0x7f 38 #define PFUZE100_PAGE_REGISTER_PAGE_M (0x1f << 0) 39 #define PFUZE100_PAGE_REGISTER_PAGE1 (0x01 & PFUZE100_PAGE_REGISTER_PAGE_M) 40 #define PFUZE100_PAGE_REGISTER_PAGE2 (0x02 & PFUZE100_PAGE_REGISTER_PAGE_M) 41 42 /* extended page 1 */ 43 #define PFUZE100_FUSE_POR1 0xe4 44 #define PFUZE100_FUSE_POR2 0xe5 45 #define PFUZE100_FUSE_POR3 0xe6 46 #define PFUZE100_FUSE_POR_M (0x1 << 1) 47 48 49 /* output some informational messages, return the number FUSE_POR=1 */ 50 /* i.e. 0: unprogrammed, 3: programmed, other: undefined prog. state */ 51 unsigned pmic_init(void); 52 53 /* programmes OTP fuses to values required on a Toradex Apalis iMX6 */ 54 int pf0100_prog(void); 55 56 #endif /* PF0100_H_ */ 57