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 */
51enum {
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