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review.shift-gmbh.com / SHIFTPHONES / mainline / linux / 754e0b0e35608ed5206d6a67a791563c631cec07 / . / drivers / mfd / da9063-irq.c
blob: e2bbedf58e681830e63c9895609e8da62148c24c [file] [log] [blame]
Wolfram Sang9efbc6f2019-03-18 16:57:24 +0100[diff] [blame]1// SPDX-License-Identifier: GPL-2.0+
2/* Interrupt support for Dialog DA9063
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]3 *
4 * Copyright 2012 Dialog Semiconductor Ltd.
5 * Copyright 2013 Philipp Zabel, Pengutronix
6 *
Steve Twiss37778d82016-08-08 14:16:11 +0100[diff] [blame]7 * Author: Michal Hajduk, Dialog Semiconductor
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]8 */
9
10#include <linux/kernel.h>
11#include <linux/module.h>
12#include <linux/irq.h>
13#include <linux/mfd/core.h>
14#include <linux/interrupt.h>
15#include <linux/regmap.h>
16#include <linux/mfd/da9063/core.h>
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]17
18#define DA9063_REG_EVENT_A_OFFSET 0
19#define DA9063_REG_EVENT_B_OFFSET 1
20#define DA9063_REG_EVENT_C_OFFSET 2
21#define DA9063_REG_EVENT_D_OFFSET 3
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]22
Krzysztof Kozlowski7ce7b262015-04-27 21:54:13 +0900[diff] [blame]23static const struct regmap_irq da9063_irqs[] = {
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]24 /* DA9063 event A register */
Marek Vasut8b557342018-06-11 13:58:41 +0200[diff] [blame]25 REGMAP_IRQ_REG(DA9063_IRQ_ONKEY,
26 DA9063_REG_EVENT_A_OFFSET, DA9063_M_ONKEY),
27 REGMAP_IRQ_REG(DA9063_IRQ_ALARM,
28 DA9063_REG_EVENT_A_OFFSET, DA9063_M_ALARM),
29 REGMAP_IRQ_REG(DA9063_IRQ_TICK,
30 DA9063_REG_EVENT_A_OFFSET, DA9063_M_TICK),
31 REGMAP_IRQ_REG(DA9063_IRQ_ADC_RDY,
32 DA9063_REG_EVENT_A_OFFSET, DA9063_M_ADC_RDY),
33 REGMAP_IRQ_REG(DA9063_IRQ_SEQ_RDY,
34 DA9063_REG_EVENT_A_OFFSET, DA9063_M_SEQ_RDY),
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]35 /* DA9063 event B register */
Marek Vasut8b557342018-06-11 13:58:41 +0200[diff] [blame]36 REGMAP_IRQ_REG(DA9063_IRQ_WAKE,
37 DA9063_REG_EVENT_B_OFFSET, DA9063_M_WAKE),
38 REGMAP_IRQ_REG(DA9063_IRQ_TEMP,
39 DA9063_REG_EVENT_B_OFFSET, DA9063_M_TEMP),
40 REGMAP_IRQ_REG(DA9063_IRQ_COMP_1V2,
41 DA9063_REG_EVENT_B_OFFSET, DA9063_M_COMP_1V2),
42 REGMAP_IRQ_REG(DA9063_IRQ_LDO_LIM,
43 DA9063_REG_EVENT_B_OFFSET, DA9063_M_LDO_LIM),
44 REGMAP_IRQ_REG(DA9063_IRQ_REG_UVOV,
45 DA9063_REG_EVENT_B_OFFSET, DA9063_M_UVOV),
46 REGMAP_IRQ_REG(DA9063_IRQ_DVC_RDY,
47 DA9063_REG_EVENT_B_OFFSET, DA9063_M_DVC_RDY),
48 REGMAP_IRQ_REG(DA9063_IRQ_VDD_MON,
49 DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_MON),
50 REGMAP_IRQ_REG(DA9063_IRQ_WARN,
51 DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_WARN),
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]52 /* DA9063 event C register */
Marek Vasut8b557342018-06-11 13:58:41 +0200[diff] [blame]53 REGMAP_IRQ_REG(DA9063_IRQ_GPI0,
54 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI0),
55 REGMAP_IRQ_REG(DA9063_IRQ_GPI1,
56 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI1),
57 REGMAP_IRQ_REG(DA9063_IRQ_GPI2,
58 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI2),
59 REGMAP_IRQ_REG(DA9063_IRQ_GPI3,
60 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI3),
61 REGMAP_IRQ_REG(DA9063_IRQ_GPI4,
62 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI4),
63 REGMAP_IRQ_REG(DA9063_IRQ_GPI5,
64 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI5),
65 REGMAP_IRQ_REG(DA9063_IRQ_GPI6,
66 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI6),
67 REGMAP_IRQ_REG(DA9063_IRQ_GPI7,
68 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI7),
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]69 /* DA9063 event D register */
Marek Vasut8b557342018-06-11 13:58:41 +0200[diff] [blame]70 REGMAP_IRQ_REG(DA9063_IRQ_GPI8,
71 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI8),
72 REGMAP_IRQ_REG(DA9063_IRQ_GPI9,
73 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI9),
74 REGMAP_IRQ_REG(DA9063_IRQ_GPI10,
75 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI10),
76 REGMAP_IRQ_REG(DA9063_IRQ_GPI11,
77 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI11),
78 REGMAP_IRQ_REG(DA9063_IRQ_GPI12,
79 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI12),
80 REGMAP_IRQ_REG(DA9063_IRQ_GPI13,
81 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI13),
82 REGMAP_IRQ_REG(DA9063_IRQ_GPI14,
83 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI14),
84 REGMAP_IRQ_REG(DA9063_IRQ_GPI15,
85 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI15),
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]86};
87
Krzysztof Kozlowski7ce7b262015-04-27 21:54:13 +0900[diff] [blame]88static const struct regmap_irq_chip da9063_irq_chip = {
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]89 .name = "da9063-irq",
90 .irqs = da9063_irqs,
Marek Vasutc727eea2018-06-11 13:58:43 +0200[diff] [blame]91 .num_irqs = ARRAY_SIZE(da9063_irqs),
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]92 .num_regs = 4,
93 .status_base = DA9063_REG_EVENT_A,
94 .mask_base = DA9063_REG_IRQ_MASK_A,
95 .ack_base = DA9063_REG_EVENT_A,
96 .init_ack_masked = true,
97};
98
Marek Vasut4ad5a992018-06-11 13:58:48 +0200[diff] [blame]99static const struct regmap_irq da9063l_irqs[] = {
100 /* DA9063 event A register */
101 REGMAP_IRQ_REG(DA9063_IRQ_ONKEY,
102 DA9063_REG_EVENT_A_OFFSET, DA9063_M_ONKEY),
103 REGMAP_IRQ_REG(DA9063_IRQ_ADC_RDY,
104 DA9063_REG_EVENT_A_OFFSET, DA9063_M_ADC_RDY),
105 REGMAP_IRQ_REG(DA9063_IRQ_SEQ_RDY,
106 DA9063_REG_EVENT_A_OFFSET, DA9063_M_SEQ_RDY),
107 /* DA9063 event B register */
108 REGMAP_IRQ_REG(DA9063_IRQ_WAKE,
109 DA9063_REG_EVENT_B_OFFSET, DA9063_M_WAKE),
110 REGMAP_IRQ_REG(DA9063_IRQ_TEMP,
111 DA9063_REG_EVENT_B_OFFSET, DA9063_M_TEMP),
112 REGMAP_IRQ_REG(DA9063_IRQ_COMP_1V2,
113 DA9063_REG_EVENT_B_OFFSET, DA9063_M_COMP_1V2),
114 REGMAP_IRQ_REG(DA9063_IRQ_LDO_LIM,
115 DA9063_REG_EVENT_B_OFFSET, DA9063_M_LDO_LIM),
116 REGMAP_IRQ_REG(DA9063_IRQ_REG_UVOV,
117 DA9063_REG_EVENT_B_OFFSET, DA9063_M_UVOV),
118 REGMAP_IRQ_REG(DA9063_IRQ_DVC_RDY,
119 DA9063_REG_EVENT_B_OFFSET, DA9063_M_DVC_RDY),
120 REGMAP_IRQ_REG(DA9063_IRQ_VDD_MON,
121 DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_MON),
122 REGMAP_IRQ_REG(DA9063_IRQ_WARN,
123 DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_WARN),
124 /* DA9063 event C register */
125 REGMAP_IRQ_REG(DA9063_IRQ_GPI0,
126 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI0),
127 REGMAP_IRQ_REG(DA9063_IRQ_GPI1,
128 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI1),
129 REGMAP_IRQ_REG(DA9063_IRQ_GPI2,
130 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI2),
131 REGMAP_IRQ_REG(DA9063_IRQ_GPI3,
132 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI3),
133 REGMAP_IRQ_REG(DA9063_IRQ_GPI4,
134 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI4),
135 REGMAP_IRQ_REG(DA9063_IRQ_GPI5,
136 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI5),
137 REGMAP_IRQ_REG(DA9063_IRQ_GPI6,
138 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI6),
139 REGMAP_IRQ_REG(DA9063_IRQ_GPI7,
140 DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI7),
141 /* DA9063 event D register */
142 REGMAP_IRQ_REG(DA9063_IRQ_GPI8,
143 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI8),
144 REGMAP_IRQ_REG(DA9063_IRQ_GPI9,
145 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI9),
146 REGMAP_IRQ_REG(DA9063_IRQ_GPI10,
147 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI10),
148 REGMAP_IRQ_REG(DA9063_IRQ_GPI11,
149 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI11),
150 REGMAP_IRQ_REG(DA9063_IRQ_GPI12,
151 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI12),
152 REGMAP_IRQ_REG(DA9063_IRQ_GPI13,
153 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI13),
154 REGMAP_IRQ_REG(DA9063_IRQ_GPI14,
155 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI14),
156 REGMAP_IRQ_REG(DA9063_IRQ_GPI15,
157 DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI15),
158};
159
160static const struct regmap_irq_chip da9063l_irq_chip = {
161 .name = "da9063l-irq",
162 .irqs = da9063l_irqs,
163 .num_irqs = ARRAY_SIZE(da9063l_irqs),
164 .num_regs = 4,
165 .status_base = DA9063_REG_EVENT_A,
166 .mask_base = DA9063_REG_IRQ_MASK_A,
167 .ack_base = DA9063_REG_EVENT_A,
168 .init_ack_masked = true,
169};
170
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]171int da9063_irq_init(struct da9063 *da9063)
172{
Marek Vasut4ad5a992018-06-11 13:58:48 +0200[diff] [blame]173 const struct regmap_irq_chip *irq_chip;
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]174 int ret;
175
176 if (!da9063->chip_irq) {
177 dev_err(da9063->dev, "No IRQ configured\n");
178 return -EINVAL;
179 }
180
Marek Vasut4ad5a992018-06-11 13:58:48 +0200[diff] [blame]181 if (da9063->type == PMIC_TYPE_DA9063)
182 irq_chip = &da9063_irq_chip;
183 else
184 irq_chip = &da9063l_irq_chip;
185
Marek Vasut7494de02018-06-11 13:58:38 +0200[diff] [blame]186 ret = devm_regmap_add_irq_chip(da9063->dev, da9063->regmap,
187 da9063->chip_irq,
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]188 IRQF_TRIGGER_LOW | IRQF_ONESHOT | IRQF_SHARED,
Marek Vasut4ad5a992018-06-11 13:58:48 +0200[diff] [blame]189 da9063->irq_base, irq_chip, &da9063->regmap_irq);
Krystian Garbaciaka0e08b82013-07-29 19:00:44 +0200[diff] [blame]190 if (ret) {
191 dev_err(da9063->dev, "Failed to reguest IRQ %d: %d\n",
192 da9063->chip_irq, ret);
193 return ret;
194 }
195
196 return 0;
197}