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| 1 | +/* |
| 2 | + Copyright (c) 2020, GigaDevice Semiconductor Inc. |
| 3 | +
|
| 4 | + Redistribution and use in source and binary forms, with or without modification, |
| 5 | +are permitted provided that the following conditions are met: |
| 6 | +
|
| 7 | + 1. Redistributions of source code must retain the above copyright notice, this |
| 8 | + list of conditions and the following disclaimer. |
| 9 | + 2. Redistributions in binary form must reproduce the above copyright notice, |
| 10 | + this list of conditions and the following disclaimer in the documentation |
| 11 | + and/or other materials provided with the distribution. |
| 12 | + 3. Neither the name of the copyright holder nor the names of its contributors |
| 13 | + may be used to endorse or promote products derived from this software without |
| 14 | + specific prior written permission. |
| 15 | +
|
| 16 | + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 17 | +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 18 | +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 19 | +IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| 20 | +INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 21 | +NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 22 | +PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | +WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 24 | +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
| 25 | +OF SUCH DAMAGE. |
| 26 | +*/ |
| 27 | + |
| 28 | +#include "gd32xxyy.h" |
| 29 | +#include "PeripheralPins.h" |
| 30 | + |
| 31 | +/* void pin_function(PinName pin, int function); |
| 32 | + configure the speed, mode,and remap function of pins |
| 33 | + the parameter function contains the configuration information,show as below |
| 34 | + bit 0:2 gpio mode |
| 35 | + bit 3:8 remap |
| 36 | + bit 9:10 gpio speed |
| 37 | + bit 11:15 adc /timer channel |
| 38 | +*/ |
| 39 | + |
| 40 | +/* pin descriptions only reference the index in the array, so |
| 41 | + * to get e.g. AF11 one must give it index = 9. provide |
| 42 | + * convenience macros here. |
| 43 | + * for all other arrays, the value is also equivalent to the index, |
| 44 | + * so there doesn't need to be anything done more. |
| 45 | + */ |
| 46 | + |
| 47 | +/* Generated remapping names */ |
| 48 | + |
| 49 | +const int GD_GPIO_REMAP[] = { |
| 50 | + 0x00000000, |
| 51 | +#if __has_include("gd32f10x_remap.h") |
| 52 | +#define __REMAP_NAME__(remap) GPIO_ ## remap, |
| 53 | +#include "gd32f10x_remap.h" |
| 54 | +#undef __REMAP_NAME__ |
| 55 | +#endif |
| 56 | +}; |
| 57 | + |
| 58 | +enum GD_GPIO_REMAP_NAME { |
| 59 | + REMAP_NONE = 0U, |
| 60 | +#if __has_include("gd32f10x_remap.h") |
| 61 | +#define __REMAP_NAME__(remap) remap, |
| 62 | +#include "gd32f10x_remap.h" |
| 63 | +#undef __REMAP_NAME__ |
| 64 | +#define __REMAP_NAME__(remap) DISABLE_ ## remap = GPIO_ ## remap | (1U << 6), |
| 65 | +#include "gd32f10x_remap.h" |
| 66 | +#undef __REMAP_NAME__ |
| 67 | +#endif |
| 68 | +}; |
| 69 | + |
| 70 | +/* GPIO MODE */ |
| 71 | +const int GD_GPIO_MODE[] = { |
| 72 | + GPIO_MODE_AIN, /* 0 INPUT_ANALOG */ |
| 73 | + GPIO_MODE_IN_FLOATING, /* 1 INPUT */ |
| 74 | + GPIO_MODE_IPD, /* 2 INPUT_PULLDOWN */ |
| 75 | + GPIO_MODE_IPU, /* 3 INPUT_PULLUP */ |
| 76 | + GPIO_MODE_OUT_OD, /* 4 OUTPUT_OPEN_DRAIN */ |
| 77 | + GPIO_MODE_OUT_PP, /* 5 OUTPUT */ |
| 78 | + GPIO_MODE_AF_OD, /* 6 ALT FUNC OPEN DRAIN */ |
| 79 | + GPIO_MODE_AF_PP, /* 7 ALT FUNC PUSH PULL */ |
| 80 | +}; |
| 81 | + |
| 82 | +/* GPIO SPEED */ |
| 83 | +const int GD_GPIO_SPEED[] = { |
| 84 | + GPIO_OSPEED_2MHZ, /* 0 */ |
| 85 | + GPIO_OSPEED_10MHZ, /* 1 */ |
| 86 | + 0, /* 2 (unused) */ |
| 87 | + GPIO_OSPEED_50MHZ, /* 3 */ |
| 88 | +}; |
| 89 | + |
| 90 | +/* ADC PinMap */ |
| 91 | +const PinMap PinMap_ADC[] = { |
| 92 | + {PORTA_0, ADC0, GD_PIN_FUNC_ANALOG_CH(0)}, /* ADC0_IN0 */ |
| 93 | + {PORTA_0_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(0)}, /* ADC1_IN0 */ |
| 94 | + {PORTA_0_ALT2, ADC2, GD_PIN_FUNC_ANALOG_CH(0)}, /* ADC2_IN0 */ |
| 95 | + {PORTA_1, ADC0, GD_PIN_FUNC_ANALOG_CH(1)}, /* ADC0_IN1 */ |
| 96 | + {PORTA_1_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(1)}, /* ADC1_IN1 */ |
| 97 | + {PORTA_1_ALT2, ADC2, GD_PIN_FUNC_ANALOG_CH(1)}, /* ADC2_IN1 */ |
| 98 | + {PORTA_2, ADC0, GD_PIN_FUNC_ANALOG_CH(2)}, /* ADC0_IN2 */ |
| 99 | + {PORTA_2_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(2)}, /* ADC1_IN2 */ |
| 100 | + {PORTA_2_ALT2, ADC2, GD_PIN_FUNC_ANALOG_CH(2)}, /* ADC2_IN2 */ |
| 101 | + {PORTA_3, ADC0, GD_PIN_FUNC_ANALOG_CH(3)}, /* ADC0_IN3 */ |
| 102 | + {PORTA_3_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(3)}, /* ADC1_IN3 */ |
| 103 | + {PORTA_3_ALT2, ADC2, GD_PIN_FUNC_ANALOG_CH(3)}, /* ADC2_IN3 */ |
| 104 | + {PORTA_4, ADC0, GD_PIN_FUNC_ANALOG_CH(4)}, /* ADC0_IN4 */ |
| 105 | + {PORTA_4_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(4)}, /* ADC1_IN4 */ |
| 106 | + {PORTA_5, ADC0, GD_PIN_FUNC_ANALOG_CH(5)}, /* ADC0_IN5 */ |
| 107 | + {PORTA_5_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(5)}, /* ADC1_IN5 */ |
| 108 | + {PORTA_6, ADC0, GD_PIN_FUNC_ANALOG_CH(6)}, /* ADC0_IN6 */ |
| 109 | + {PORTA_6_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(6)}, /* ADC1_IN6 */ |
| 110 | + {PORTA_7, ADC0, GD_PIN_FUNC_ANALOG_CH(7)}, /* ADC0_IN7 */ |
| 111 | + {PORTA_7_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(7)}, /* ADC1_IN7 */ |
| 112 | + {PORTB_0, ADC0, GD_PIN_FUNC_ANALOG_CH(8)}, /* ADC0_IN8 */ |
| 113 | + {PORTB_0_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(8)}, /* ADC1_IN8 */ |
| 114 | + {PORTB_1, ADC0, GD_PIN_FUNC_ANALOG_CH(9)}, /* ADC0_IN9 */ |
| 115 | + {PORTB_1_ALT1, ADC1, GD_PIN_FUNC_ANALOG_CH(9)}, /* ADC1_IN9 */ |
| 116 | + {ADC_TEMP, ADC0, GD_PIN_FUNC_ANALOG_CH(16)}, /* ADC0_IN16 */ |
| 117 | + {ADC_VREF, ADC0, GD_PIN_FUNC_ANALOG_CH(17)}, /* ADC0_IN17 */ |
| 118 | + {NC, NC, 0} |
| 119 | +}; |
| 120 | + |
| 121 | +/* DAC PinMap */ |
| 122 | +const PinMap PinMap_DAC[] = { |
| 123 | + {NC, NC, 0} |
| 124 | +}; |
| 125 | + |
| 126 | +/* I2C_SDA PinMap */ |
| 127 | +const PinMap PinMap_I2C_SDA[] = { |
| 128 | + {PORTB_7, I2C0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_I2C0_REMAP)}, /* I2C0_SDA */ |
| 129 | + {PORTB_9, I2C0, GPIO_MODE_AF_OD}, /* I2C0_SDA */ |
| 130 | + {NC, NC, 0} |
| 131 | +}; |
| 132 | + |
| 133 | +/* I2C_SCL PinMap */ |
| 134 | +const PinMap PinMap_I2C_SCL[] = { |
| 135 | + {PORTB_6, I2C0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_I2C0_REMAP)}, /* I2C0_SCL */ |
| 136 | + {PORTB_8, I2C0, GPIO_MODE_AF_OD}, /* I2C0_SCL */ |
| 137 | + {NC, NC, 0} |
| 138 | +}; |
| 139 | + |
| 140 | +/* PWM PinMap */ |
| 141 | +const PinMap PinMap_PWM[] = { |
| 142 | + {PORTA_0, TIMER1, GD_PIN_FUNC_PWM(0, DISABLE_TIMER1_FULL_REMAP)}, /* TIMER1_CH0 */ |
| 143 | + {PORTA_0_ALT1, TIMER1, GD_PIN_FUNC_PWM(0, TIMER1_PARTIAL_REMAP1)}, /* TIMER1_CH0 */ |
| 144 | + {PORTA_0_ALT2, TIMER4, GD_PIN_FUNC_PWM(0, 0)}, /* TIMER4_CH0 */ |
| 145 | + {PORTA_1, TIMER1, GD_PIN_FUNC_PWM(1, DISABLE_TIMER1_FULL_REMAP)}, /* TIMER1_CH1 */ |
| 146 | + {PORTA_1_ALT1, TIMER1, GD_PIN_FUNC_PWM(1, TIMER1_PARTIAL_REMAP1)}, /* TIMER1_CH1 */ |
| 147 | + {PORTA_2, TIMER1, GD_PIN_FUNC_PWM(2, DISABLE_TIMER1_FULL_REMAP)}, /* TIMER1_CH2 */ |
| 148 | + {PORTA_2_ALT1, TIMER1, GD_PIN_FUNC_PWM(2, TIMER1_PARTIAL_REMAP0)}, /* TIMER1_CH2 */ |
| 149 | + {PORTA_3, TIMER1, GD_PIN_FUNC_PWM(3, DISABLE_TIMER1_FULL_REMAP)}, /* TIMER1_CH3 */ |
| 150 | + {PORTA_3_ALT1, TIMER1, GD_PIN_FUNC_PWM(3, TIMER1_PARTIAL_REMAP0)}, /* TIMER1_CH3 */ |
| 151 | + {PORTA_6, TIMER2, GD_PIN_FUNC_PWM(0, DISABLE_TIMER2_FULL_REMAP)}, /* TIMER2_CH0 */ |
| 152 | + {PORTA_7, TIMER0, GD_PIN_FUNC_PWM(0, TIMER0_PARTIAL_REMAP)}, /* TIMER0_CH0_ON */ |
| 153 | + {PORTA_7_ALT1, TIMER2, GD_PIN_FUNC_PWM(1, DISABLE_TIMER2_FULL_REMAP)}, /* TIMER2_CH1 */ |
| 154 | + {PORTA_8, TIMER0, GD_PIN_FUNC_PWM(0, DISABLE_TIMER0_FULL_REMAP)}, /* TIMER0_CH0 */ |
| 155 | + {PORTA_8_ALT1, TIMER0, GD_PIN_FUNC_PWM(0, TIMER0_PARTIAL_REMAP)}, /* TIMER0_CH0 */ |
| 156 | + {PORTA_9, TIMER0, GD_PIN_FUNC_PWM(1, DISABLE_TIMER0_FULL_REMAP)}, /* TIMER0_CH1 */ |
| 157 | + {PORTA_9_ALT1, TIMER0, GD_PIN_FUNC_PWM(1, TIMER0_PARTIAL_REMAP)}, /* TIMER0_CH1 */ |
| 158 | + {PORTA_10, TIMER0, GD_PIN_FUNC_PWM(2, DISABLE_TIMER0_FULL_REMAP)}, /* TIMER0_CH2 */ |
| 159 | + {PORTA_10_ALT1, TIMER0, GD_PIN_FUNC_PWM(2, TIMER0_PARTIAL_REMAP)}, /* TIMER0_CH2 */ |
| 160 | + {PORTA_11, TIMER0, GD_PIN_FUNC_PWM(3, DISABLE_TIMER0_FULL_REMAP)}, /* TIMER0_CH3 */ |
| 161 | + {PORTA_11_ALT1, TIMER0, GD_PIN_FUNC_PWM(3, TIMER0_PARTIAL_REMAP)}, /* TIMER0_CH3 */ |
| 162 | + {PORTA_15, TIMER1, GD_PIN_FUNC_PWM(0, TIMER1_PARTIAL_REMAP0)}, /* TIMER1_CH0 */ |
| 163 | + {PORTA_15_ALT1, TIMER1, GD_PIN_FUNC_PWM(0, TIMER1_FULL_REMAP)}, /* TIMER1_CH0 */ |
| 164 | + {PORTB_0, TIMER0, GD_PIN_FUNC_PWM(1, TIMER0_PARTIAL_REMAP)}, /* TIMER0_CH1_ON */ |
| 165 | + {PORTB_0_ALT1, TIMER2, GD_PIN_FUNC_PWM(2, DISABLE_TIMER2_FULL_REMAP)}, /* TIMER2_CH2 */ |
| 166 | + {PORTB_0_ALT2, TIMER2, GD_PIN_FUNC_PWM(2, TIMER2_PARTIAL_REMAP)}, /* TIMER2_CH2 */ |
| 167 | + {PORTB_1, TIMER0, GD_PIN_FUNC_PWM(2, TIMER0_PARTIAL_REMAP)}, /* TIMER0_CH2_ON */ |
| 168 | + {PORTB_1_ALT1, TIMER2, GD_PIN_FUNC_PWM(3, DISABLE_TIMER2_FULL_REMAP)}, /* TIMER2_CH3 */ |
| 169 | + {PORTB_1_ALT2, TIMER2, GD_PIN_FUNC_PWM(3, TIMER2_PARTIAL_REMAP)}, /* TIMER2_CH3 */ |
| 170 | + {PORTB_4, TIMER2, GD_PIN_FUNC_PWM(0, TIMER2_PARTIAL_REMAP)}, /* TIMER2_CH0 */ |
| 171 | + {PORTB_5, TIMER2, GD_PIN_FUNC_PWM(1, TIMER2_PARTIAL_REMAP)}, /* TIMER2_CH1 */ |
| 172 | + {PORTB_10, TIMER1, GD_PIN_FUNC_PWM(2, TIMER1_PARTIAL_REMAP1)}, /* TIMER1_CH2 */ |
| 173 | + {PORTB_10_ALT1, TIMER1, GD_PIN_FUNC_PWM(2, TIMER1_FULL_REMAP)}, /* TIMER1_CH2 */ |
| 174 | + {PORTB_11, TIMER1, GD_PIN_FUNC_PWM(3, TIMER1_PARTIAL_REMAP1)}, /* TIMER1_CH3 */ |
| 175 | + {PORTB_11_ALT1, TIMER1, GD_PIN_FUNC_PWM(3, TIMER1_FULL_REMAP)}, /* TIMER1_CH3 */ |
| 176 | + {PORTB_13, TIMER0, GD_PIN_FUNC_PWM(0, DISABLE_TIMER0_FULL_REMAP)}, /* TIMER0_CH0_ON */ |
| 177 | + {PORTB_14, TIMER0, GD_PIN_FUNC_PWM(1, 0)}, /* TIMER0_CH1_ON */ |
| 178 | + {PORTB_15, TIMER0, GD_PIN_FUNC_PWM(2, 0)}, /* TIMER0_CH2_ON */ |
| 179 | + {NC, NC, 0} |
| 180 | +}; |
| 181 | + |
| 182 | +/* UART_TX PinMap */ |
| 183 | +const PinMap PinMap_UART_TX[] = { |
| 184 | + {PORTA_2, USART1, PIN_MODE_AF_PP}, /* USART1_TX */ |
| 185 | + {PORTA_9, USART0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_USART0_REMAP)}, /* USART0_TX */ |
| 186 | + {PORTB_6, USART0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, USART0_REMAP)}, /* USART0_TX */ |
| 187 | + {NC, NC, 0} |
| 188 | +}; |
| 189 | + |
| 190 | +/* UART_RX PinMap */ |
| 191 | +const PinMap PinMap_UART_RX[] = { |
| 192 | + {PORTA_3, USART1, GPIO_MODE_IN_FLOATING}, /* USART1_RX */ |
| 193 | + {PORTA_10, USART0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_USART0_REMAP)}, /* USART0_RX */ |
| 194 | + {PORTB_7, USART0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, USART0_REMAP)}, /* USART0_RX */ |
| 195 | + {NC, NC, 0} |
| 196 | +}; |
| 197 | + |
| 198 | +/* UART_RTS PinMap */ |
| 199 | +const PinMap PinMap_UART_RTS[] = { |
| 200 | + {PORTA_1, USART1, GPIO_MODE_AF_PP}, /* USART1_RTS */ |
| 201 | + {PORTA_12, USART0, GPIO_MODE_AF_PP}, /* USART0_RTS */ |
| 202 | + {NC, NC, 0} |
| 203 | +}; |
| 204 | + |
| 205 | +/* UART_CTS PinMap */ |
| 206 | +const PinMap PinMap_UART_CTS[] = { |
| 207 | + {PORTA_0, USART1, GPIO_MODE_AF_PP}, /* USART1_CTS */ |
| 208 | + {PORTA_11, USART0, GPIO_MODE_AF_PP}, /* USART0_CTS */ |
| 209 | + {NC, NC, 0} |
| 210 | +}; |
| 211 | + |
| 212 | +/* SPI_MOSI PinMap */ |
| 213 | +const PinMap PinMap_SPI_MOSI[] = { |
| 214 | + {PORTA_7, SPI0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_SPI0_REMAP)}, /* SPI0_MOSI */ |
| 215 | + {PORTB_5, SPI0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, SPI0_REMAP)}, /* SPI0_MOSI */ |
| 216 | + {NC, NC, 0} |
| 217 | +}; |
| 218 | + |
| 219 | +/* SPI_MISO PinMap */ |
| 220 | +const PinMap PinMap_SPI_MISO[] = { |
| 221 | + {PORTA_6, SPI0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_SPI0_REMAP)}, /* SPI0_MISO */ |
| 222 | + {PORTB_4, SPI0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, SPI0_REMAP)}, /* SPI0_MISO */ |
| 223 | + {NC, NC, 0} |
| 224 | +}; |
| 225 | + |
| 226 | +/* SPI_SCLK PinMap */ |
| 227 | +const PinMap PinMap_SPI_SCLK[] = { |
| 228 | + {PORTA_5, SPI0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_SPI0_REMAP)}, /* SPI0_SCK */ |
| 229 | + {NC, NC, 0} |
| 230 | +}; |
| 231 | + |
| 232 | +/* SPI_SSEL PinMap */ |
| 233 | +const PinMap PinMap_SPI_SSEL[] = { |
| 234 | + {PORTA_4, SPI0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, DISABLE_SPI0_REMAP)}, /* SPI0_NSS */ |
| 235 | + {PORTA_15, SPI0, GD_PIN_FUNCTION5(PIN_MODE_AF, PIN_OTYPE_PP, PIN_PUPD_PULLUP, SPI0_REMAP)}, /* SPI0_NSS */ |
| 236 | + {NC, NC, 0} |
| 237 | +}; |
| 238 | + |
| 239 | +/* CAN_RD PinMap */ |
| 240 | +const PinMap PinMap_CAN_RD[] = { |
| 241 | + {PORTA_11, CAN0, GPIO_MODE_AF_PP}, /* CAN0_RX */ |
| 242 | + {PORTB_8, CAN0, GPIO_MODE_AF_PP}, /* CAN0_RX */ |
| 243 | + {NC, NC, 0} |
| 244 | +}; |
| 245 | + |
| 246 | +/* CAN_TD PinMap */ |
| 247 | +const PinMap PinMap_CAN_TD[] = { |
| 248 | + {PORTA_12, CAN0, GPIO_MODE_AF_PP}, /* CAN0_TX */ |
| 249 | + {PORTB_9, CAN0, GPIO_MODE_AF_PP}, /* CAN0_TX */ |
| 250 | + {NC, NC, 0} |
| 251 | +}; |
| 252 | + |
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