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43b169db TA |
1 | /* |
2 | * Exynos specific definitions for Samsung pinctrl and gpiolib driver. | |
3 | * | |
4 | * Copyright (c) 2012 Samsung Electronics Co., Ltd. | |
5 | * http://www.samsung.com | |
6 | * Copyright (c) 2012 Linaro Ltd | |
7 | * http://www.linaro.org | |
8 | * | |
9 | * This file contains the Exynos specific definitions for the Samsung | |
10 | * pinctrl/gpiolib interface drivers. | |
11 | * | |
12 | * Author: Thomas Abraham <thomas.ab@samsung.com> | |
13 | * | |
14 | * This program is free software; you can redistribute it and/or modify | |
15 | * it under the terms of the GNU General Public License as published by | |
16 | * the Free Software Foundation; either version 2 of the License, or | |
17 | * (at your option) any later version. | |
18 | */ | |
19 | ||
43b169db TA |
20 | /* External GPIO and wakeup interrupt related definitions */ |
21 | #define EXYNOS_GPIO_ECON_OFFSET 0x700 | |
22 | #define EXYNOS_GPIO_EMASK_OFFSET 0x900 | |
23 | #define EXYNOS_GPIO_EPEND_OFFSET 0xA00 | |
24 | #define EXYNOS_WKUP_ECON_OFFSET 0xE00 | |
25 | #define EXYNOS_WKUP_EMASK_OFFSET 0xF00 | |
26 | #define EXYNOS_WKUP_EPEND_OFFSET 0xF40 | |
27 | #define EXYNOS_SVC_OFFSET 0xB08 | |
ee2f573c | 28 | #define EXYNOS_EINT_FUNC 0xF |
43b169db TA |
29 | |
30 | /* helpers to access interrupt service register */ | |
31 | #define EXYNOS_SVC_GROUP_SHIFT 3 | |
32 | #define EXYNOS_SVC_GROUP_MASK 0x1f | |
33 | #define EXYNOS_SVC_NUM_MASK 7 | |
34 | #define EXYNOS_SVC_GROUP(x) ((x >> EXYNOS_SVC_GROUP_SHIFT) & \ | |
35 | EXYNOS_SVC_GROUP_MASK) | |
36 | ||
37 | /* Exynos specific external interrupt trigger types */ | |
38 | #define EXYNOS_EINT_LEVEL_LOW 0 | |
39 | #define EXYNOS_EINT_LEVEL_HIGH 1 | |
40 | #define EXYNOS_EINT_EDGE_FALLING 2 | |
41 | #define EXYNOS_EINT_EDGE_RISING 3 | |
42 | #define EXYNOS_EINT_EDGE_BOTH 4 | |
43 | #define EXYNOS_EINT_CON_MASK 0xF | |
44 | #define EXYNOS_EINT_CON_LEN 4 | |
45 | ||
46 | #define EXYNOS_EINT_MAX_PER_BANK 8 | |
47 | #define EXYNOS_EINT_NR_WKUP_EINT | |
48 | ||
40ba6227 | 49 | #define EXYNOS_PIN_BANK_EINTN(pins, reg, id) \ |
43b169db TA |
50 | { \ |
51 | .pctl_offset = reg, \ | |
40ba6227 | 52 | .nr_pins = pins, \ |
43b169db TA |
53 | .func_width = 4, \ |
54 | .pud_width = 2, \ | |
55 | .drv_width = 2, \ | |
56 | .conpdn_width = 2, \ | |
57 | .pudpdn_width = 2, \ | |
58 | .eint_type = EINT_TYPE_NONE, \ | |
59 | .name = id \ | |
60 | } | |
61 | ||
1b6056d6 | 62 | #define EXYNOS_PIN_BANK_EINTG(pins, reg, id, offs) \ |
43b169db TA |
63 | { \ |
64 | .pctl_offset = reg, \ | |
40ba6227 | 65 | .nr_pins = pins, \ |
43b169db TA |
66 | .func_width = 4, \ |
67 | .pud_width = 2, \ | |
68 | .drv_width = 2, \ | |
69 | .conpdn_width = 2, \ | |
70 | .pudpdn_width = 2, \ | |
71 | .eint_type = EINT_TYPE_GPIO, \ | |
1b6056d6 | 72 | .eint_offset = offs, \ |
43b169db TA |
73 | .name = id \ |
74 | } | |
75 | ||
a04b07c0 TF |
76 | #define EXYNOS_PIN_BANK_EINTW(pins, reg, id, offs) \ |
77 | { \ | |
78 | .pctl_offset = reg, \ | |
79 | .nr_pins = pins, \ | |
80 | .func_width = 4, \ | |
81 | .pud_width = 2, \ | |
82 | .drv_width = 2, \ | |
83 | .eint_type = EINT_TYPE_WKUP, \ | |
84 | .eint_offset = offs, \ | |
85 | .name = id \ | |
86 | } | |
87 | ||
43b169db TA |
88 | /** |
89 | * struct exynos_weint_data: irq specific data for all the wakeup interrupts | |
90 | * generated by the external wakeup interrupt controller. | |
43b169db | 91 | * @irq: interrupt number within the domain. |
a04b07c0 | 92 | * @bank: bank responsible for this interrupt |
43b169db TA |
93 | */ |
94 | struct exynos_weint_data { | |
a04b07c0 TF |
95 | unsigned int irq; |
96 | struct samsung_pin_bank *bank; | |
97 | }; | |
98 | ||
99 | /** | |
100 | * struct exynos_muxed_weint_data: irq specific data for muxed wakeup interrupts | |
101 | * generated by the external wakeup interrupt controller. | |
102 | * @nr_banks: count of banks being part of the mux | |
103 | * @banks: array of banks being part of the mux | |
104 | */ | |
105 | struct exynos_muxed_weint_data { | |
106 | unsigned int nr_banks; | |
107 | struct samsung_pin_bank *banks[]; | |
43b169db | 108 | }; |