periph_conf.h
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1 /*
2  * Copyright (C) 2021 Otto-von-Guericke-Universität Magdeburg
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
9 #pragma once
10 
21 #include <stdint.h>
22 
23 #include "kernel_defines.h"
24 #include "cpu.h"
25 #include "periph_cpu.h"
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif
30 
36 static inline unsigned _periph_numof_is_unsigned_0(void)
37 {
38  return 0;
39 }
40 
41 static const uart_conf_t uart_config[] = {
42  {
43  .dev = UART0,
44  .rx_pin = GPIO_PIN(0, 1),
45  .tx_pin = GPIO_PIN(0, 0),
46  .irqn = UART0_IRQ_IRQn
47  },
48  {
49  .dev = UART1,
50  .rx_pin = GPIO_PIN(0, 9),
51  .tx_pin = GPIO_PIN(0, 8),
52  .irqn = UART1_IRQ_IRQn
53  }
54 };
55 
56 #define UART_0_ISR (isr_uart0)
57 #define UART_1_ISR (isr_uart1)
58 
59 #define UART_NUMOF ARRAY_SIZE(uart_config)
60 
61 static const spi_conf_t spi_config[] = {
62  {
63  .dev = SPI0,
64  .miso_pin = GPIO_PIN(0, 4),
65  .mosi_pin = GPIO_PIN(0, 3),
66  .clk_pin = GPIO_PIN(0, 2)
67  },
68  {
69  .dev = SPI1,
70  .miso_pin = GPIO_PIN(0, 12),
71  .mosi_pin = GPIO_PIN(0, 11),
72  .clk_pin = GPIO_PIN(0, 10)
73  }
74 };
75 
76 #define SPI_NUMOF ARRAY_SIZE(spi_config)
77 
78 static const timer_channel_conf_t timer0_channel_config[] = {
79  {
80  .irqn = TIMER_IRQ_0_IRQn
81  },
82  {
83  .irqn = TIMER_IRQ_1_IRQn
84  },
85  {
86  .irqn = TIMER_IRQ_2_IRQn
87  },
88  {
89  .irqn = TIMER_IRQ_3_IRQn
90  }
91 };
92 
93 static const timer_conf_t timer_config[] = {
94  {
95  .dev = TIMER,
96  .ch = timer0_channel_config,
97  .ch_numof = ARRAY_SIZE(timer0_channel_config)
98  }
99 };
100 
101 #define TIMER_0_ISRA isr_timer0
102 #define TIMER_0_ISRB isr_timer1
103 #define TIMER_0_ISRC isr_timer2
104 #define TIMER_0_ISRD isr_timer3
105 
106 #define TIMER_NUMOF ARRAY_SIZE(timer_config)
107 
114 static const adc_conf_t adc_config[] = {
115  { .pin = GPIO_PIN(0, 26), .chan = 0},
116  { .pin = GPIO_PIN(0, 27), .chan = 1},
117  { .pin = GPIO_PIN(0, 28), .chan = 2},
118  };
119 
120 #define ADC_NUMOF ARRAY_SIZE(adc_config)
130 #define I2C_NUMOF _periph_numof_is_unsigned_0()
140 static const pio_conf_t pio_config[] = {
141  {
142  .dev = PIO0,
143  .irqn0 = PIO0_IRQ_0_IRQn,
144  .irqn1 = PIO0_IRQ_1_IRQn
145  },
146  {
147  .dev = PIO1,
148  .irqn0 = PIO1_IRQ_0_IRQn,
149  .irqn1 = PIO1_IRQ_1_IRQn
150  }
151 };
152 
153 #define PIO_0_ISR0 isr_pio00
154 #define PIO_0_ISR1 isr_pio01
155 #define PIO_1_ISR0 isr_pio10
156 #define PIO_1_ISR1 isr_pio11
158 #define PIO_NUMOF ARRAY_SIZE(pio_config)
160 #if defined(PIO_I2C_CONFIG) || defined(DOXYGEN)
167 static const pio_i2c_conf_t pio_i2c_config[] = {
168  PIO_I2C_CONFIG
169 };
173 #define PIO_I2C_NUMOF ARRAY_SIZE(pio_i2c_config)
174 #else
175 #define pio_i2c_config ((pio_i2c_conf_t *)NULL)
176 #endif
183 static const pwm_conf_t pwm_config[] = {
184  {
185  .pwm_slice = 4,
186  .chan = {
187  { .pin = GPIO_PIN(0, 25), .cc_chan = 1 }, /* rpi-pico onboard LED */
188  { .pin = GPIO_UNDEF, .cc_chan = 0 },
189  },
190  },
191 };
192 
193 #define PWM_NUMOF ARRAY_SIZE(pwm_config)
196 #ifdef __cplusplus
197 }
198 #endif
199 
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:45
#define GPIO_UNDEF
Definition of a fitting UNDEF value.
static const uart_conf_t uart_config[]
UART configuration.
Definition: periph_conf.h:38
static const spi_conf_t spi_config[]
SPI configuration.
Definition: periph_conf.h:96
static const timer_conf_t timer_config[]
All timers on board.
Definition: periph_conf.h:39
static const adc_conf_t adc_config[]
ADC configuration.
Definition: periph_conf.h:250
static const pwm_conf_t pwm_config[]
Actual PWM configuration.
Definition: periph_conf.h:221
static unsigned _periph_numof_is_unsigned_0(void)
Silences the warning when an unsigned value is compared to 0.
Definition: periph_conf.h:36
static const pio_conf_t pio_config[]
Array of PIO configurations.
Definition: periph_conf.h:140
static const pio_i2c_conf_t pio_i2c_config[]
PIO I2C configuration.
Definition: periph_conf.h:167
#define ARRAY_SIZE(a)
Calculate the number of elements in a static array.
Definition: container.h:82
#define UART0
UART0 register bank.
#define UART1
UART1 register bank.
Common macros and compiler attributes/pragmas configuration.
ADC device configuration.
Definition: periph_cpu.h:377
gpio_t pin
pin connected to the channel
Definition: periph_cpu.h:287
PIO configuration type.
Definition: periph_cpu.h:465
PIO0_Type * dev
PIO device.
Definition: periph_cpu.h:466
PIO I2C configuration type.
Definition: periph_cpu.h:474
PWM device configuration.
uint8_t pwm_slice
PWM slice instance, must be < to PWM_SLICE_NUMOF.
Definition: periph_cpu.h:423
SPI device configuration.
Definition: periph_cpu.h:336
SPI_t * dev
pointer to the used SPI device
Definition: periph_cpu.h:337
Configuration type of a timer channel.
Definition: periph_cpu.h:447
IRQn_Type irqn
timer channel interrupt number
Definition: periph_cpu.h:448
Timer device configuration.
Definition: periph_cpu.h:263
TC0_t * dev
Pointer to the used as Timer device.
Definition: periph_cpu.h:264
UART device configuration.
Definition: periph_cpu.h:217
USART_t * dev
pointer to the used UART device
Definition: periph_cpu.h:218