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Add UART_DEV support

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jferreir 2023-07-20 10:52:16 +02:00
parent 6c7c9f2ef5
commit b1e345b6bc
1 changed files with 20 additions and 4 deletions
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24
hw/bsp/xmc4000/family.c
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@ -26,6 +26,7 @@
#include "xmc_gpio.h" #include "xmc_gpio.h"
#include "xmc_scu.h" #include "xmc_scu.h"
#include "xmc_uart.h"
#include "bsp/board.h" #include "bsp/board.h"
#include "board.h" #include "board.h"
@ -45,17 +46,31 @@ void board_init(void)
SystemCoreClockUpdate(); SystemCoreClockUpdate();
// LED // LED
XMC_GPIO_CONFIG_t led_cfg; XMC_GPIO_CONFIG_t led_cfg = {0};
led_cfg.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL; led_cfg.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL;
led_cfg.output_level = XMC_GPIO_OUTPUT_LEVEL_HIGH; led_cfg.output_level = XMC_GPIO_OUTPUT_LEVEL_HIGH;
led_cfg.output_strength = XMC_GPIO_OUTPUT_STRENGTH_MEDIUM; led_cfg.output_strength = XMC_GPIO_OUTPUT_STRENGTH_MEDIUM;
XMC_GPIO_Init(LED_PIN, &led_cfg); XMC_GPIO_Init(LED_PIN, &led_cfg);
// Button // Button
XMC_GPIO_CONFIG_t button_cfg; XMC_GPIO_CONFIG_t button_cfg = {0};
button_cfg.mode = XMC_GPIO_MODE_INPUT_TRISTATE; button_cfg.mode = XMC_GPIO_MODE_INPUT_TRISTATE;
XMC_GPIO_Init(BUTTON_PIN, &button_cfg); XMC_GPIO_Init(BUTTON_PIN, &button_cfg);
#ifdef UART_DEV
XMC_UART_CH_CONFIG_t uart_cfg = {0};
uart_cfg.baudrate = CFG_BOARD_UART_BAUDRATE;
uart_cfg.data_bits = 8;
uart_cfg.stop_bits = 1;
XMC_UART_CH_Init(UART_DEV, &uart_cfg);
XMC_GPIO_SetMode(UART_RX_PIN, XMC_GPIO_MODE_INPUT_PULL_UP);
XMC_UART_CH_SetInputSource(UART_DEV, XMC_UART_CH_INPUT_RXD, UART_RX_INPUT);
XMC_UART_CH_Start(UART_DEV);
XMC_GPIO_SetMode(UART_TX_PIN, (XMC_GPIO_MODE_t)(XMC_GPIO_MODE_OUTPUT_PUSH_PULL | UART_TX_PIN_AF));
#endif
#if CFG_TUSB_OS == OPT_OS_NONE #if CFG_TUSB_OS == OPT_OS_NONE
// 1ms tick timer // 1ms tick timer
SysTick_Config(SystemCoreClock / 1000); SysTick_Config(SystemCoreClock / 1000);
@ -69,6 +84,7 @@ void board_init(void)
#endif #endif
// USB Power Enable // USB Power Enable
XMC_SCU_CLOCK_UngatePeripheralClock(XMC_SCU_PERIPHERAL_CLOCK_USB0);
XMC_SCU_RESET_DeassertPeripheralReset(XMC_SCU_PERIPHERAL_RESET_USB0); XMC_SCU_RESET_DeassertPeripheralReset(XMC_SCU_PERIPHERAL_RESET_USB0);
XMC_SCU_POWER_EnableUsb(); XMC_SCU_POWER_EnableUsb();
} }
@ -93,7 +109,7 @@ int board_uart_read(uint8_t* buf, int len)
{ {
#ifdef UART_DEV #ifdef UART_DEV
for(int i=0;i<len;i++) { for(int i=0;i<len;i++) {
buf[i] = uart_getc(uart_inst); buf[i] = XMC_UART_CH_GetReceivedData(UART_DEV);
} }
return len; return len;
#else #else
@ -107,7 +123,7 @@ int board_uart_write(void const * buf, int len)
#ifdef UART_DEV #ifdef UART_DEV
char const* bufch = (char const*) buf; char const* bufch = (char const*) buf;
for(int i=0;i<len;i++) { for(int i=0;i<len;i++) {
uart_putc(uart_inst, bufch[i]); XMC_UART_CH_Transmit(UART_DEV, bufch[i]);
} }
return len; return len;
#else #else