1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) ST-Ericsson SA 2010
4 */
5
6#ifndef __LINUX_MFD_TC3589x_H
7#define __LINUX_MFD_TC3589x_H
8
9struct device;
10
11enum tx3589x_block {
12 TC3589x_BLOCK_GPIO = 1 << 0,
13 TC3589x_BLOCK_KEYPAD = 1 << 1,
14};
15
16#define TC3589x_RSTCTRL_IRQRST (1 << 4)
17#define TC3589x_RSTCTRL_TIMRST (1 << 3)
18#define TC3589x_RSTCTRL_ROTRST (1 << 2)
19#define TC3589x_RSTCTRL_KBDRST (1 << 1)
20#define TC3589x_RSTCTRL_GPIRST (1 << 0)
21
22#define TC3589x_DKBDMSK_ELINT (1 << 1)
23#define TC3589x_DKBDMSK_EINT (1 << 0)
24
25/* Keyboard Configuration Registers */
26#define TC3589x_KBDSETTLE_REG 0x01
27#define TC3589x_KBDBOUNCE 0x02
28#define TC3589x_KBDSIZE 0x03
29#define TC3589x_KBCFG_LSB 0x04
30#define TC3589x_KBCFG_MSB 0x05
31#define TC3589x_KBDIC 0x08
32#define TC3589x_KBDMSK 0x09
33#define TC3589x_EVTCODE_FIFO 0x10
34#define TC3589x_KBDMFS 0x8F
35
36#define TC3589x_IRQST 0x91
37
38#define TC3589x_MANFCODE_MAGIC 0x03
39#define TC3589x_MANFCODE 0x80
40#define TC3589x_VERSION 0x81
41#define TC3589x_IOCFG 0xA7
42
43#define TC3589x_CLKMODE 0x88
44#define TC3589x_CLKCFG 0x89
45#define TC3589x_CLKEN 0x8A
46
47#define TC3589x_RSTCTRL 0x82
48#define TC3589x_EXTRSTN 0x83
49#define TC3589x_RSTINTCLR 0x84
50
51/* Pull up/down configuration registers */
52#define TC3589x_IOCFG 0xA7
53#define TC3589x_IOPULLCFG0_LSB 0xAA
54#define TC3589x_IOPULLCFG0_MSB 0xAB
55#define TC3589x_IOPULLCFG1_LSB 0xAC
56#define TC3589x_IOPULLCFG1_MSB 0xAD
57#define TC3589x_IOPULLCFG2_LSB 0xAE
58
59#define TC3589x_GPIOIS0 0xC9
60#define TC3589x_GPIOIS1 0xCA
61#define TC3589x_GPIOIS2 0xCB
62#define TC3589x_GPIOIBE0 0xCC
63#define TC3589x_GPIOIBE1 0xCD
64#define TC3589x_GPIOIBE2 0xCE
65#define TC3589x_GPIOIEV0 0xCF
66#define TC3589x_GPIOIEV1 0xD0
67#define TC3589x_GPIOIEV2 0xD1
68#define TC3589x_GPIOIE0 0xD2
69#define TC3589x_GPIOIE1 0xD3
70#define TC3589x_GPIOIE2 0xD4
71#define TC3589x_GPIORIS0 0xD6
72#define TC3589x_GPIORIS1 0xD7
73#define TC3589x_GPIORIS2 0xD8
74#define TC3589x_GPIOMIS0 0xD9
75#define TC3589x_GPIOMIS1 0xDA
76#define TC3589x_GPIOMIS2 0xDB
77#define TC3589x_GPIOIC0 0xDC
78#define TC3589x_GPIOIC1 0xDD
79#define TC3589x_GPIOIC2 0xDE
80
81#define TC3589x_GPIODATA0 0xC0
82#define TC3589x_GPIOMASK0 0xc1
83#define TC3589x_GPIODATA1 0xC2
84#define TC3589x_GPIOMASK1 0xc3
85#define TC3589x_GPIODATA2 0xC4
86#define TC3589x_GPIOMASK2 0xC5
87
88#define TC3589x_GPIODIR0 0xC6
89#define TC3589x_GPIODIR1 0xC7
90#define TC3589x_GPIODIR2 0xC8
91
92#define TC3589x_GPIOSYNC0 0xE6
93#define TC3589x_GPIOSYNC1 0xE7
94#define TC3589x_GPIOSYNC2 0xE8
95
96#define TC3589x_GPIOWAKE0 0xE9
97#define TC3589x_GPIOWAKE1 0xEA
98#define TC3589x_GPIOWAKE2 0xEB
99
100#define TC3589x_GPIOODM0 0xE0
101#define TC3589x_GPIOODE0 0xE1
102#define TC3589x_GPIOODM1 0xE2
103#define TC3589x_GPIOODE1 0xE3
104#define TC3589x_GPIOODM2 0xE4
105#define TC3589x_GPIOODE2 0xE5
106
107#define TC3589x_DIRECT0 0xEC
108#define TC3589x_DKBDMSK 0xF3
109
110#define TC3589x_INT_GPIIRQ 0
111#define TC3589x_INT_TI0IRQ 1
112#define TC3589x_INT_TI1IRQ 2
113#define TC3589x_INT_TI2IRQ 3
114#define TC3589x_INT_ROTIRQ 5
115#define TC3589x_INT_KBDIRQ 6
116#define TC3589x_INT_PORIRQ 7
117
118#define TC3589x_NR_INTERNAL_IRQS 8
119
120struct tc3589x {
121 struct mutex lock;
122 struct device *dev;
123 struct i2c_client *i2c;
124 struct irq_domain *domain;
125
126 int irq_base;
127 int num_gpio;
128 struct tc3589x_platform_data *pdata;
129};
130
131extern int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data);
132extern int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg);
133extern int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length,
134 u8 *values);
135extern int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length,
136 const u8 *values);
137extern int tc3589x_set_bits(struct tc3589x *tc3589x, u8 reg, u8 mask, u8 val);
138
139/*
140 * Keypad related platform specific constants
141 * These values may be modified for fine tuning
142 */
143#define TC_KPD_ROWS 0x8
144#define TC_KPD_COLUMNS 0x8
145#define TC_KPD_DEBOUNCE_PERIOD 0xA3
146#define TC_KPD_SETTLE_TIME 0xA3
147
148
149/**
150 * struct tc3589x_platform_data - TC3589x platform data
151 * @block: bitmask of blocks to enable (use TC3589x_BLOCK_*)
152 */
153struct tc3589x_platform_data {
154 unsigned int block;
155};
156
157#endif
158

source code of linux/include/linux/mfd/tc3589x.h