1 /*
2 * This file is part of the MicroPython project, http://micropython.org/
3 *
4 * The MIT License (MIT)
5 *
6 * Copyright (c) 2017-2018 Damien P. George
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 */
26
27 #include <stdbool.h>
28
29 #include "genhdr/pins.h"
30
31 // For simplicity just convert all HAL errors to one errno.
mp_hal_status_to_neg_errno(HAL_StatusTypeDef status)32 static inline int mp_hal_status_to_neg_errno(HAL_StatusTypeDef status) {
33 return status == HAL_OK ? 0 : -1;
34 }
35
36 #define mp_hal_delay_us_fast(us) mp_hal_delay_us(us)
37
38 #define MP_HAL_PIN_MODE_INPUT (0)
39 #define MP_HAL_PIN_MODE_OUTPUT (1)
40 #define MP_HAL_PIN_MODE_ALT (2)
41 #define MP_HAL_PIN_MODE_ANALOG (3)
42 #if defined(GPIO_ASCR_ASC0)
43 #define MP_HAL_PIN_MODE_ADC (11)
44 #else
45 #define MP_HAL_PIN_MODE_ADC (3)
46 #endif
47 #define MP_HAL_PIN_MODE_OPEN_DRAIN (5)
48 #define MP_HAL_PIN_MODE_ALT_OPEN_DRAIN (6)
49 #define MP_HAL_PIN_PULL_NONE (GPIO_NOPULL)
50 #define MP_HAL_PIN_PULL_UP (GPIO_PULLUP)
51 #define MP_HAL_PIN_PULL_DOWN (GPIO_PULLDOWN)
52 #define MP_HAL_PIN_SPEED_LOW (GPIO_SPEED_FREQ_LOW)
53 #define MP_HAL_PIN_SPEED_MEDIUM (GPIO_SPEED_FREQ_MEDIUM)
54 #define MP_HAL_PIN_SPEED_HIGH (GPIO_SPEED_FREQ_HIGH)
55 #define MP_HAL_PIN_SPEED_VERY_HIGH (GPIO_SPEED_FREQ_VERY_HIGH)
56
57 #define mp_hal_pin_obj_t uint32_t
58 #define mp_hal_pin_input(p) mp_hal_pin_config((p), MP_HAL_PIN_MODE_INPUT, MP_HAL_PIN_PULL_NONE, 0)
59 #define mp_hal_pin_output(p) mp_hal_pin_config((p), MP_HAL_PIN_MODE_OUTPUT, MP_HAL_PIN_PULL_NONE, 0)
60 #define mp_hal_pin_open_drain(p) mp_hal_pin_config((p), MP_HAL_PIN_MODE_OPEN_DRAIN, MP_HAL_PIN_PULL_NONE, 0)
61 #define mp_hal_pin_low(p) (((GPIO_TypeDef*)((p) & ~0xf))->BSRR = 0x10000 << ((p) & 0xf))
62 #define mp_hal_pin_high(p) (((GPIO_TypeDef*)((p) & ~0xf))->BSRR = 1 << ((p) & 0xf))
63 #define mp_hal_pin_od_low(p) mp_hal_pin_low(p)
64 #define mp_hal_pin_od_high(p) mp_hal_pin_high(p)
65 #define mp_hal_pin_read(p) ((((GPIO_TypeDef*)((p) & ~0xf))->IDR >> ((p) & 0xf)) & 1)
66 #define mp_hal_pin_write(p, v) ((v) ? mp_hal_pin_high(p) : mp_hal_pin_low(p))
67
68 void mp_hal_pin_config(uint32_t port_pin, uint32_t mode, uint32_t pull, uint32_t alt);
69 void mp_hal_pin_config_speed(uint32_t port_pin, uint32_t speed);
70
71 #define pin_A0 (GPIOA_BASE | 0)
72 #define pin_A1 (GPIOA_BASE | 1)
73 #define pin_A2 (GPIOA_BASE | 2)
74 #define pin_A3 (GPIOA_BASE | 3)
75 #define pin_A4 (GPIOA_BASE | 4)
76 #define pin_A5 (GPIOA_BASE | 5)
77 #define pin_A6 (GPIOA_BASE | 6)
78 #define pin_A7 (GPIOA_BASE | 7)
79 #define pin_A8 (GPIOA_BASE | 8)
80 #define pin_A9 (GPIOA_BASE | 9)
81 #define pin_A10 (GPIOA_BASE | 10)
82 #define pin_A11 (GPIOA_BASE | 11)
83 #define pin_A12 (GPIOA_BASE | 12)
84 #define pin_A13 (GPIOA_BASE | 13)
85 #define pin_A14 (GPIOA_BASE | 14)
86 #define pin_A15 (GPIOA_BASE | 15)
87
88 #define pin_B0 (GPIOB_BASE | 0)
89 #define pin_B1 (GPIOB_BASE | 1)
90 #define pin_B2 (GPIOB_BASE | 2)
91 #define pin_B3 (GPIOB_BASE | 3)
92 #define pin_B4 (GPIOB_BASE | 4)
93 #define pin_B5 (GPIOB_BASE | 5)
94 #define pin_B6 (GPIOB_BASE | 6)
95 #define pin_B7 (GPIOB_BASE | 7)
96 #define pin_B8 (GPIOB_BASE | 8)
97 #define pin_B9 (GPIOB_BASE | 9)
98 #define pin_B10 (GPIOB_BASE | 10)
99 #define pin_B11 (GPIOB_BASE | 11)
100 #define pin_B12 (GPIOB_BASE | 12)
101 #define pin_B13 (GPIOB_BASE | 13)
102 #define pin_B14 (GPIOB_BASE | 14)
103 #define pin_B15 (GPIOB_BASE | 15)
104
105 #define pin_C0 (GPIOC_BASE | 0)
106 #define pin_C1 (GPIOC_BASE | 1)
107 #define pin_C2 (GPIOC_BASE | 2)
108 #define pin_C3 (GPIOC_BASE | 3)
109 #define pin_C4 (GPIOC_BASE | 4)
110 #define pin_C5 (GPIOC_BASE | 5)
111 #define pin_C6 (GPIOC_BASE | 6)
112 #define pin_C7 (GPIOC_BASE | 7)
113 #define pin_C8 (GPIOC_BASE | 8)
114 #define pin_C9 (GPIOC_BASE | 9)
115 #define pin_C10 (GPIOC_BASE | 10)
116 #define pin_C11 (GPIOC_BASE | 11)
117 #define pin_C12 (GPIOC_BASE | 12)
118 #define pin_C13 (GPIOC_BASE | 13)
119 #define pin_C14 (GPIOC_BASE | 14)
120 #define pin_C15 (GPIOC_BASE | 15)
121
122 #define pin_D0 (GPIOD_BASE | 0)
123 #define pin_D1 (GPIOD_BASE | 1)
124 #define pin_D2 (GPIOD_BASE | 2)
125 #define pin_D3 (GPIOD_BASE | 3)
126 #define pin_D4 (GPIOD_BASE | 4)
127 #define pin_D5 (GPIOD_BASE | 5)
128 #define pin_D6 (GPIOD_BASE | 6)
129 #define pin_D7 (GPIOD_BASE | 7)
130 #define pin_D8 (GPIOD_BASE | 8)
131 #define pin_D9 (GPIOD_BASE | 9)
132 #define pin_D10 (GPIOD_BASE | 10)
133 #define pin_D11 (GPIOD_BASE | 11)
134 #define pin_D12 (GPIOD_BASE | 12)
135 #define pin_D13 (GPIOD_BASE | 13)
136 #define pin_D14 (GPIOD_BASE | 14)
137 #define pin_D15 (GPIOD_BASE | 15)
138
139 #define pin_E0 (GPIOE_BASE | 0)
140 #define pin_E1 (GPIOE_BASE | 1)
141 #define pin_E2 (GPIOE_BASE | 2)
142 #define pin_E3 (GPIOE_BASE | 3)
143 #define pin_E4 (GPIOE_BASE | 4)
144 #define pin_E5 (GPIOE_BASE | 5)
145 #define pin_E6 (GPIOE_BASE | 6)
146 #define pin_E7 (GPIOE_BASE | 7)
147 #define pin_E8 (GPIOE_BASE | 8)
148 #define pin_E9 (GPIOE_BASE | 9)
149 #define pin_E10 (GPIOE_BASE | 10)
150 #define pin_E11 (GPIOE_BASE | 11)
151 #define pin_E12 (GPIOE_BASE | 12)
152 #define pin_E13 (GPIOE_BASE | 13)
153 #define pin_E14 (GPIOE_BASE | 14)
154 #define pin_E15 (GPIOE_BASE | 15)
155
156 #define pin_F0 (GPIOF_BASE | 0)
157 #define pin_F1 (GPIOF_BASE | 1)
158 #define pin_F2 (GPIOF_BASE | 2)
159 #define pin_F3 (GPIOF_BASE | 3)
160 #define pin_F4 (GPIOF_BASE | 4)
161 #define pin_F5 (GPIOF_BASE | 5)
162 #define pin_F6 (GPIOF_BASE | 6)
163 #define pin_F7 (GPIOF_BASE | 7)
164 #define pin_F8 (GPIOF_BASE | 8)
165 #define pin_F9 (GPIOF_BASE | 9)
166 #define pin_F10 (GPIOF_BASE | 10)
167 #define pin_F11 (GPIOF_BASE | 11)
168 #define pin_F12 (GPIOF_BASE | 12)
169 #define pin_F13 (GPIOF_BASE | 13)
170 #define pin_F14 (GPIOF_BASE | 14)
171 #define pin_F15 (GPIOF_BASE | 15)
172
173 #define pin_G0 (GPIOG_BASE | 0)
174 #define pin_G1 (GPIOG_BASE | 1)
175 #define pin_G2 (GPIOG_BASE | 2)
176 #define pin_G3 (GPIOG_BASE | 3)
177 #define pin_G4 (GPIOG_BASE | 4)
178 #define pin_G5 (GPIOG_BASE | 5)
179 #define pin_G6 (GPIOG_BASE | 6)
180 #define pin_G7 (GPIOG_BASE | 7)
181 #define pin_G8 (GPIOG_BASE | 8)
182 #define pin_G9 (GPIOG_BASE | 9)
183 #define pin_G10 (GPIOG_BASE | 10)
184 #define pin_G11 (GPIOG_BASE | 11)
185 #define pin_G12 (GPIOG_BASE | 12)
186 #define pin_G13 (GPIOG_BASE | 13)
187 #define pin_G14 (GPIOG_BASE | 14)
188 #define pin_G15 (GPIOG_BASE | 15)
189
190 #define pin_H0 (GPIOH_BASE | 0)
191 #define pin_H1 (GPIOH_BASE | 1)
192 #define pin_H2 (GPIOH_BASE | 2)
193 #define pin_H3 (GPIOH_BASE | 3)
194 #define pin_H4 (GPIOH_BASE | 4)
195 #define pin_H5 (GPIOH_BASE | 5)
196 #define pin_H6 (GPIOH_BASE | 6)
197 #define pin_H7 (GPIOH_BASE | 7)
198 #define pin_H8 (GPIOH_BASE | 8)
199 #define pin_H9 (GPIOH_BASE | 9)
200 #define pin_H10 (GPIOH_BASE | 10)
201 #define pin_H11 (GPIOH_BASE | 11)
202 #define pin_H12 (GPIOH_BASE | 12)
203 #define pin_H13 (GPIOH_BASE | 13)
204 #define pin_H14 (GPIOH_BASE | 14)
205 #define pin_H15 (GPIOH_BASE | 15)
206
207 #define pin_I0 (GPIOI_BASE | 0)
208 #define pin_I1 (GPIOI_BASE | 1)
209 #define pin_I2 (GPIOI_BASE | 2)
210 #define pin_I3 (GPIOI_BASE | 3)
211 #define pin_I4 (GPIOI_BASE | 4)
212 #define pin_I5 (GPIOI_BASE | 5)
213 #define pin_I6 (GPIOI_BASE | 6)
214 #define pin_I7 (GPIOI_BASE | 7)
215 #define pin_I8 (GPIOI_BASE | 8)
216 #define pin_I9 (GPIOI_BASE | 9)
217 #define pin_I10 (GPIOI_BASE | 10)
218 #define pin_I11 (GPIOI_BASE | 11)
219 #define pin_I12 (GPIOI_BASE | 12)
220 #define pin_I13 (GPIOI_BASE | 13)
221 #define pin_I14 (GPIOI_BASE | 14)
222 #define pin_I15 (GPIOI_BASE | 15)
223
224 #define pin_J0 (GPIOJ_BASE | 0)
225 #define pin_J1 (GPIOJ_BASE | 1)
226 #define pin_J2 (GPIOJ_BASE | 2)
227 #define pin_J3 (GPIOJ_BASE | 3)
228 #define pin_J4 (GPIOJ_BASE | 4)
229 #define pin_J5 (GPIOJ_BASE | 5)
230 #define pin_J6 (GPIOJ_BASE | 6)
231 #define pin_J7 (GPIOJ_BASE | 7)
232 #define pin_J8 (GPIOJ_BASE | 8)
233 #define pin_J9 (GPIOJ_BASE | 9)
234 #define pin_J10 (GPIOJ_BASE | 10)
235 #define pin_J11 (GPIOJ_BASE | 11)
236 #define pin_J12 (GPIOJ_BASE | 12)
237 #define pin_J13 (GPIOJ_BASE | 13)
238 #define pin_J14 (GPIOJ_BASE | 14)
239 #define pin_J15 (GPIOJ_BASE | 15)
240