Raspberries/mraa
Private
Public Access
2
0
Fork 0
Code Activity

platform: add Radxa ROCK 3B platform support

Browse Source 
Signed-off-by: Nascs <nascs@radxa.com>
This commit is contained in:
nascs
2023-10-07 09:21:09 +00:00
committed by Tom Ingleby
parent f727c01d2e
commit 81ece69655
8 changed files with 319 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
src/CMakeLists.txt
View File

@@ -107,6 +107,7 @@ set (mraa_LIB_ARM_SRCS_NOAUTO
${PROJECT_SOURCE_DIR}/src/arm/phyboard.c
${PROJECT_SOURCE_DIR}/src/arm/banana.c
${PROJECT_SOURCE_DIR}/src/arm/de_nano_soc.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_3b.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_3c.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_5a.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_5b.c

6
src/arm/arm.c
View File

@@ -10,6 +10,7 @@
#include <string.h>
#include "arm/96boards.h"
#include "arm/radxa_rock_3b.h"
#include "arm/radxa_rock_3c.h"
#include "arm/radxa_rock_5a.h"
#include "arm/radxa_rock_5b.h"
@@ -95,6 +96,8 @@ mraa_arm_platform()
platform_type = MRAA_96BOARDS;
else if (mraa_file_contains("/proc/device-tree/model", "Avnet Ultra96 Rev1"))
platform_type = MRAA_96BOARDS;
else if (mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_ROCK_3B))
platform_type = MRAA_RADXA_ROCK_3B;
else if (mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_ROCK_3C))
platform_type = MRAA_RADXA_ROCK_3C;
else if (mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_ROCK_5A))
@@ -132,6 +135,9 @@ mraa_arm_platform()
case MRAA_96BOARDS:
plat = mraa_96boards();
break;
case MRAA_RADXA_ROCK_3B:
plat = mraa_radxa_rock_3b();
break;
case MRAA_RADXA_ROCK_3C:
plat = mraa_radxa_rock_3c();
break;

166
src/arm/radxa_rock_3b.c Normal file
View File

@@ -0,0 +1,166 @@
/*
* Author: Nascs <nascs@radxa.com>
* Copyright (c) Radxa Limited.
*
* SPDX-License-Identifier: MIT
*/
#include <mraa/common.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include "arm/radxa_rock_3b.h"
#include "common.h"
const char* radxa_rock_3b_serialdev[MRAA_RADXA_ROCK_3B_UART_COUNT] = { "/dev/ttyS0", "/dev/ttyS2", "/dev/ttyS3", "/dev/ttyS5", "/dev/ttyS7", "/dev/ttyS9" };
void
mraa_radxa_rock_3b_pininfo(mraa_board_t* board, int index, int gpio_chip, int gpio_line, mraa_pincapabilities_t pincapabilities_t, char* pin_name)
{
if (index > board->phy_pin_count)
return;
mraa_pininfo_t* pininfo = &board->pins[index];
strncpy(pininfo->name, pin_name, MRAA_PIN_NAME_SIZE);
if(pincapabilities_t.gpio == 1) {
pininfo->gpio.gpio_chip = gpio_chip;
pininfo->gpio.gpio_line = gpio_line;
}
pininfo->capabilities = pincapabilities_t;
pininfo->gpio.mux_total = 0;
}
mraa_board_t*
mraa_radxa_rock_3b()
{
mraa_board_t* b = (mraa_board_t*) calloc(1, sizeof(mraa_board_t));
if (b == NULL) {
return NULL;
}
b->adv_func = (mraa_adv_func_t*) calloc(1, sizeof(mraa_adv_func_t));
if (b->adv_func == NULL) {
free(b);
return NULL;
}
// pin mux for buses are setup by default by kernel so tell mraa to ignore them
b->no_bus_mux = 1;
b->phy_pin_count = MRAA_RADXA_ROCK_3B_PIN_COUNT + 1;
b->platform_name = PLATFORM_NAME_RADXA_ROCK_3B;
b->chardev_capable = 1;
// UART
b->uart_dev_count = MRAA_RADXA_ROCK_3B_UART_COUNT;
b->def_uart_dev = 0;
b->uart_dev[0].index = 0;
b->uart_dev[1].index = 2;
b->uart_dev[2].index = 3;
b->uart_dev[3].index = 5;
b->uart_dev[4].index = 7;
b->uart_dev[5].index = 9;
b->uart_dev[0].device_path = (char*) radxa_rock_3b_serialdev[0];
b->uart_dev[1].device_path = (char*) radxa_rock_3b_serialdev[1];
b->uart_dev[2].device_path = (char*) radxa_rock_3b_serialdev[2];
b->uart_dev[3].device_path = (char*) radxa_rock_3b_serialdev[3];
b->uart_dev[4].device_path = (char*) radxa_rock_3b_serialdev[4];
b->uart_dev[5].device_path = (char*) radxa_rock_3b_serialdev[5];
// I2C
b->i2c_bus_count = MRAA_RADXA_ROCK_3B_I2C_COUNT;
b->def_i2c_bus = 0;
b->i2c_bus[0].bus_id = 1;
b->i2c_bus[1].bus_id = 2;
b->i2c_bus[2].bus_id = 3;
// SPI
b->spi_bus_count = MRAA_RADXA_ROCK_3B_SPI_COUNT;
b->def_spi_bus = 0;
b->spi_bus[0].bus_id = 3;
// PWM
b->pwm_dev_count = MRAA_RADXA_ROCK_3B_PWM_COUNT;
b->pwm_default_period = 500;
b->pwm_max_period = 2147483;
b->pwm_min_period = 1;
b->pins = (mraa_pininfo_t*) malloc(sizeof(mraa_pininfo_t) * b->phy_pin_count);
if (b->pins == NULL) {
free(b->adv_func);
free(b);
return NULL;
}
b->pins[15].pwm.parent_id = 1; // pwm1-m0
b->pins[15].pwm.mux_total = 0;
b->pins[7].pwm.parent_id = 1; // pwm1-m1
b->pins[7].pwm.mux_total = 0;
b->pins[22].pwm.parent_id = 2; // pwm2-m0
b->pins[22].pwm.mux_total = 0;
b->pins[16].pwm.parent_id = 2; // pwm2-m1
b->pins[16].pwm.mux_total = 0;
b->pins[18].pwm.parent_id = 9; // pwm9-m0
b->pins[18].pwm.mux_total = 0;
b->pins[21].pwm.parent_id = 12; // pwm12-m1
b->pins[21].pwm.mux_total = 0;
b->pins[24].pwm.parent_id = 13; // pwm13-m1
b->pins[24].pwm.mux_total = 0;
b->pins[11].pwm.parent_id = 14; // pwm14-m0
b->pins[11].pwm.mux_total = 0;
b->pins[23].pwm.parent_id = 14; // pwm14-m1
b->pins[23].pwm.mux_total = 0;
b->pins[13].pwm.parent_id = 15; // pwm15-m0
b->pins[13].pwm.mux_total = 0;
b->pins[19].pwm.parent_id = 15; // pwm15-m1
b->pins[19].pwm.mux_total = 0;
mraa_radxa_rock_3b_pininfo(b, 0, -1, -1, (mraa_pincapabilities_t){0,0,0,0,0,0,0,0}, "INVALID");
mraa_radxa_rock_3b_pininfo(b, 1, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "3V3");
mraa_radxa_rock_3b_pininfo(b, 2, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5V");
mraa_radxa_rock_3b_pininfo(b, 3, 1, 0, (mraa_pincapabilities_t){1,0,0,0, 0,1,0,1}, "GPIO1_A0"); // GPIO1_A0 was used by audiopwm, function GPIO cannot be enabled
mraa_radxa_rock_3b_pininfo(b, 4, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5V");
mraa_radxa_rock_3b_pininfo(b, 5, 1, 1, (mraa_pincapabilities_t){1,0,0,0, 0,1,0,1}, "GPIO1_A1"); // GPIO1_A1 was used by audiopwm, function GPIO cannot be enabled
mraa_radxa_rock_3b_pininfo(b, 6, -1, -1, (mraa_pincapabilities_t){1,0,0,0, 0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 7, 0, 13, (mraa_pincapabilities_t){1,0,1,0,0,1,0,0}, "GPIO0_B5"); // hardware pull up, function GPIO cannot be enabled
mraa_radxa_rock_3b_pininfo(b, 8, 0, 25, (mraa_pincapabilities_t){1,0,0,0,0,0,0,1}, "GPIO0_D1"); // GPIO0_D1 was used by fiq_debugger, function GPIO cannot be enabled
mraa_radxa_rock_3b_pininfo(b, 9, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 10, 0, 24, (mraa_pincapabilities_t){1,0,0,0,0,0,0,1}, "GPIO0_D0"); // GPIO0_D0 was used by fiq_debugger, function GPIO cannot be enabled
mraa_radxa_rock_3b_pininfo(b, 11, 3, 20, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO3_C4");
mraa_radxa_rock_3b_pininfo(b, 12, 3, 3, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_A3");
mraa_radxa_rock_3b_pininfo(b, 13, 3, 21, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO3_C5");
mraa_radxa_rock_3b_pininfo(b, 14, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 15, 0, 16, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO0_C0");
mraa_radxa_rock_3b_pininfo(b, 16, 0, 14, (mraa_pincapabilities_t){1,0,1,0,0,1,0,0}, "GPIO0_B6"); // Hardware pull up, function GPIO cannot be enabled
mraa_radxa_rock_3b_pininfo(b, 17, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "3V3");
mraa_radxa_rock_3b_pininfo(b, 18, 3, 10, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO3_B2");
mraa_radxa_rock_3b_pininfo(b, 19, 4, 19, (mraa_pincapabilities_t){1,1,1,0,1,0,0,0}, "GPIO4_C3");
mraa_radxa_rock_3b_pininfo(b, 20, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 21, 4, 21, (mraa_pincapabilities_t){1,1,1,0,1,0,0,1}, "GPIO4_C5");
mraa_radxa_rock_3b_pininfo(b, 22, 0, 17, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO0_C1");
mraa_radxa_rock_3b_pininfo(b, 23, 4, 18, (mraa_pincapabilities_t){1,1,1,0,1,0,0,0}, "GPIO4_C2");
mraa_radxa_rock_3b_pininfo(b, 24, 4, 22, (mraa_pincapabilities_t){1,1,1,0,1,0,0,1}, "GPIO4_C6");
mraa_radxa_rock_3b_pininfo(b, 25, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 26, 4, 25, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "GPIO4_D1");
mraa_radxa_rock_3b_pininfo(b, 27, 0, 12, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "GPIO0_B4");
mraa_radxa_rock_3b_pininfo(b, 28, 0, 11, (mraa_pincapabilities_t){1,1,0,0,0,1,0,0}, "GPIO0_B3");
mraa_radxa_rock_3b_pininfo(b, 29, 2, 31, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO2_D7");
mraa_radxa_rock_3b_pininfo(b, 30, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 31, 3, 0, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_A0");
mraa_radxa_rock_3b_pininfo(b, 32, 3, 18, (mraa_pincapabilities_t){1,1,0,0,0,0,0,1}, "GPIO3_C2");
mraa_radxa_rock_3b_pininfo(b, 33, 3, 19, (mraa_pincapabilities_t){1,1,0,0,1,0,0,1}, "GPIO3_C3");
mraa_radxa_rock_3b_pininfo(b, 34, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 35, 3, 4, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_A4");
mraa_radxa_rock_3b_pininfo(b, 36, 3, 2, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_A2");
mraa_radxa_rock_3b_pininfo(b, 37, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,1,0}, "SARADC_VIN5");
mraa_radxa_rock_3b_pininfo(b, 38, 3, 6, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_A6");
mraa_radxa_rock_3b_pininfo(b, 39, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_rock_3b_pininfo(b, 40, 3, 5, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_A5");
return b;
}