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platform: add radxa e25 support

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Signed-off-by: Nascs <nascs@radxa.com>
This commit is contained in:
Nascs
2023-12-21 06:25:15 +00:00
committed by Tom Ingleby
parent 302280363f
commit 60d99f1a59
10 changed files with 271 additions and 0 deletions
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1
src/CMakeLists.txt
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@@ -111,6 +111,7 @@ set (mraa_LIB_ARM_SRCS_NOAUTO
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_3b.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_3c.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_cm3.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_e25.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_5a.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_rock_5b.c
${PROJECT_SOURCE_DIR}/src/arm/radxa_cm5_io.c

6
src/arm/arm.c
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@@ -11,6 +11,7 @@
#include "arm/96boards.h"
#include "arm/radxa_cm3.h"
#include "arm/radxa_e25.h"
#include "arm/radxa_rock_3a.h"
#include "arm/radxa_rock_3b.h"
#include "arm/radxa_rock_3c.h"
@@ -103,6 +104,8 @@ mraa_arm_platform()
mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_CM3_IO_2) ||
mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_CM3_RPI_CM4_IO))
platform_type = MRAA_RADXA_CM3;
else if (mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_E25))
platform_type = MRAA_RADXA_E25;
else if (mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_ROCK_3A))
platform_type = MRAA_RADXA_ROCK_3A;
else if (mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_ROCK_3B))
@@ -149,6 +152,9 @@ mraa_arm_platform()
case MRAA_RADXA_CM3:
plat = mraa_radxa_cm3();
break;
case MRAA_RADXA_E25:
plat = mraa_radxa_e25();
break;
case MRAA_RADXA_ROCK_3A:
plat = mraa_radxa_rock_3a();
break;

141
src/arm/radxa_e25.c Normal file
View File

@@ -0,0 +1,141 @@
/*
* Author: Nascs <nascs@radxa.com>
* Copyright (c) 2023 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_e25.h"
#include "common.h"
const char* radxa_e25_serialdev[MRAA_RADXA_E25_UART_COUNT] = { "/dev/ttyS3", "/dev/ttyS5", "/dev/ttyS7" };
void
mraa_radxa_e25_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_e25()
{
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_E25_PIN_COUNT + 1;
if (mraa_file_contains("/proc/device-tree/model", PLATFORM_NAME_RADXA_E25)) {
b->platform_name = PLATFORM_NAME_RADXA_E25;
} else {
printf("An unknown product detected. Fail early...\n");
exit(-1);
}
b->chardev_capable = 1;
// UART
b->uart_dev_count = MRAA_RADXA_E25_UART_COUNT;
b->def_uart_dev = 0;
b->uart_dev[0].index = 3;
b->uart_dev[1].index = 5;
b->uart_dev[2].index = 7;
b->uart_dev[0].device_path = (char*) radxa_e25_serialdev[0];
b->uart_dev[1].device_path = (char*) radxa_e25_serialdev[1];
b->uart_dev[2].device_path = (char*) radxa_e25_serialdev[2];
// I2C
b->i2c_bus_count = MRAA_RADXA_E25_I2C_COUNT;
b->def_i2c_bus = 0;
b->i2c_bus[0].bus_id = 3;
// SPI
b->spi_bus_count = MRAA_RADXA_E25_SPI_COUNT;
b->def_spi_bus = 0;
b->spi_bus[0].bus_id = 0;
b->spi_bus[1].bus_id = 1;
// PWM
b->pwm_dev_count = MRAA_RADXA_E25_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[7].pwm.parent_id = 12; // pwm12-m0
b->pins[7].pwm.mux_total = 0;
b->pins[11].pwm.parent_id = 14; // pwm14-m0
b->pins[11].pwm.mux_total = 0;
b->pins[13].pwm.parent_id = 1; // pwm15-m0
b->pins[13].pwm.mux_total = 0;
b->pins[18].pwm.parent_id = 7; // pwm7-m0
b->pins[18].pwm.mux_total = 0;
b->pins[24].pwm.parent_id = 13; // pwm13-m1
b->pins[24].pwm.mux_total = 0;
b->pins[26].pwm.parent_id = 4; // pwm13-m0
b->pins[26].pwm.mux_total = 0;
mraa_radxa_e25_pininfo(b, 0, -1, -1, (mraa_pincapabilities_t){0,0,0,0,0,0,0,0}, "INVALID");
mraa_radxa_e25_pininfo(b, 1, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "3.3V");
mraa_radxa_e25_pininfo(b, 2, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5.0V");
mraa_radxa_e25_pininfo(b, 3, 1, 0, (mraa_pincapabilities_t){1,1,0,0,0,1,0,1}, "GPIO1_A0");
mraa_radxa_e25_pininfo(b, 4, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "5.0V");
mraa_radxa_e25_pininfo(b, 5, 1, 1, (mraa_pincapabilities_t){1,1,0,0,0,1,0,1}, "GPIO1_A1");
mraa_radxa_e25_pininfo(b, 6, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_e25_pininfo(b, 7, 3, 15, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO3_B7");
mraa_radxa_e25_pininfo(b, 8, 3, 18, (mraa_pincapabilities_t){1,1,0,0,1,0,0,1}, "GPIO3_C2");
mraa_radxa_e25_pininfo(b, 9, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_e25_pininfo(b, 10, 3, 19, (mraa_pincapabilities_t){1,1,0,0,1,0,0,1}, "GPIO3_C3");
mraa_radxa_e25_pininfo(b, 11, 3, 20, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO3_C4");
mraa_radxa_e25_pininfo(b, 12, 3, 3, (mraa_pincapabilities_t){1,1,0,0,0,0,0,0}, "GPIO3_A3");
mraa_radxa_e25_pininfo(b, 13, 3, 21, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO3_C5");
mraa_radxa_e25_pininfo(b, 14, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_e25_pininfo(b, 15, 3, 17, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "GPIO3_C1");
mraa_radxa_e25_pininfo(b, 16, 2, 26, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "GPIO2_D2");
mraa_radxa_e25_pininfo(b, 17, 3, 1, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "GPIO3_A1");
mraa_radxa_e25_pininfo(b, 18, 0, 22, (mraa_pincapabilities_t){1,1,1,0,1,0,0,0}, "GPIO0_C6");
mraa_radxa_e25_pininfo(b, 19, 2, 25, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "GPIO2_D1");
mraa_radxa_e25_pininfo(b, 20, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_e25_pininfo(b, 21, 2, 24, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "GPIO2_D0");
mraa_radxa_e25_pininfo(b, 22, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,1,0}, "SARADC_VIN5");
mraa_radxa_e25_pininfo(b, 23, 2, 27, (mraa_pincapabilities_t){1,1,0,0,1,0,0,0}, "GPIO2_D3");
mraa_radxa_e25_pininfo(b, 24, 4, 22, (mraa_pincapabilities_t){1,1,1,0,0,0,0,0}, "GPIO4_C6");
mraa_radxa_e25_pininfo(b, 25, -1, -1, (mraa_pincapabilities_t){1,0,0,0,0,0,0,0}, "GND");
mraa_radxa_e25_pininfo(b, 26, 3, 16, (mraa_pincapabilities_t){1,1,1,0,0,0,0,1}, "GPIO3_C0");
return b;
}