1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Maxim MAX77714 Register and data structures definition. 4 * 5 * Copyright (C) 2022 Luca Ceresoli 6 * Author: Luca Ceresoli <luca.ceresoli@bootlin.com> 7 */ 8 9 #ifndef __LINUX_MFD_MAX77714_H_ 10 #define __LINUX_MFD_MAX77714_H_ 11 12 #include <linux/bits.h> 13 14 #define MAX77714_INT_TOP 0x00 15 #define MAX77714_INT_TOPM 0x07 /* Datasheet says "read only", but it is RW */ 16 17 #define MAX77714_INT_TOP_ONOFF BIT(1) 18 #define MAX77714_INT_TOP_RTC BIT(3) 19 #define MAX77714_INT_TOP_GPIO BIT(4) 20 #define MAX77714_INT_TOP_LDO BIT(5) 21 #define MAX77714_INT_TOP_SD BIT(6) 22 #define MAX77714_INT_TOP_GLBL BIT(7) 23 24 #define MAX77714_32K_STATUS 0x30 25 #define MAX77714_32K_STATUS_SIOSCOK BIT(5) 26 #define MAX77714_32K_STATUS_XOSCOK BIT(4) 27 #define MAX77714_32K_STATUS_32KSOURCE BIT(3) 28 #define MAX77714_32K_STATUS_32KLOAD_MSK 0x3 29 #define MAX77714_32K_STATUS_32KLOAD_SHF 1 30 #define MAX77714_32K_STATUS_CRYSTAL_CFG BIT(0) 31 32 #define MAX77714_32K_CONFIG 0x31 33 #define MAX77714_32K_CONFIG_XOSC_RETRY BIT(4) 34 35 #define MAX77714_CNFG_GLBL2 0x91 36 #define MAX77714_WDTEN BIT(2) 37 #define MAX77714_WDTSLPC BIT(3) 38 #define MAX77714_TWD_MASK 0x3 39 #define MAX77714_TWD_2s 0x0 40 #define MAX77714_TWD_16s 0x1 41 #define MAX77714_TWD_64s 0x2 42 #define MAX77714_TWD_128s 0x3 43 44 #define MAX77714_CNFG_GLBL3 0x92 45 #define MAX77714_WDTC BIT(0) 46 47 #define MAX77714_CNFG2_ONOFF 0x94 48 #define MAX77714_WD_RST_WK BIT(5) 49 50 /* Interrupts */ 51 enum { 52 MAX77714_IRQ_TOP_ONOFF, 53 MAX77714_IRQ_TOP_RTC, /* Real-time clock */ 54 MAX77714_IRQ_TOP_GPIO, /* GPIOs */ 55 MAX77714_IRQ_TOP_LDO, /* Low-dropout regulators */ 56 MAX77714_IRQ_TOP_SD, /* Step-down regulators */ 57 MAX77714_IRQ_TOP_GLBL, /* "Global resources": Low-Battery, overtemp... */ 58 }; 59 60 #endif /* __LINUX_MFD_MAX77714_H_ */ 61