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generalize lpc54 family

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This commit is contained in:
hathach
2021-04-28 21:34:26 +07:00
parent 9a6552c4b3
commit 71a1f57ccd
4 changed files with 95 additions and 26 deletions
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52
hw/bsp/lpc54/family.c
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@@ -24,22 +24,18 @@
* This file is part of the TinyUSB stack.
*/
#include "../board.h"
#include "fsl_device_registers.h"
#include "fsl_gpio.h"
#include "fsl_power.h"
#include "fsl_iocon.h"
#include "fsl_usart.h"
#include "bsp/board.h"
#include "board.h"
//--------------------------------------------------------------------+
// MACRO TYPEDEF CONSTANT ENUM
//--------------------------------------------------------------------+
#define LED_PORT 0
#define LED_PIN 29
#define LED_STATE_ON 0
// WAKE button
#define BUTTON_PORT 0
#define BUTTON_PIN 24
// IOCON pin mux
#define IOCON_PIO_DIGITAL_EN 0x80u // Enables digital function
@@ -53,6 +49,12 @@
#define IOCON_PIO_OPENDRAIN_DI 0x00u // Open drain is disabled
#define IOCON_PIO_SLEW_STANDARD 0x00u // Standard mode, output slew rate control is enabled
// Digital pin function n enabled
#define IOCON_PIO_DIG_FUNC0_EN (IOCON_PIO_DIGITAL_EN | IOCON_PIO_INPFILT_OFF | IOCON_PIO_FUNC0)
#define IOCON_PIO_DIG_FUNC1_EN (IOCON_PIO_DIGITAL_EN | IOCON_PIO_INPFILT_OFF | IOCON_PIO_FUNC1)
#define IOCON_PIO_DIG_FUNC4_EN (IOCON_PIO_DIGITAL_EN | IOCON_PIO_INPFILT_OFF | IOCON_PIO_FUNC4)
#define IOCON_PIO_DIG_FUNC7_EN (IOCON_PIO_DIGITAL_EN | IOCON_PIO_INPFILT_OFF | IOCON_PIO_FUNC7)
//--------------------------------------------------------------------+
// Forward USB interrupt events to TinyUSB IRQ Handler
//--------------------------------------------------------------------+
@@ -112,8 +114,9 @@ void board_init(void)
NVIC_SetPriority(USB0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
#endif
GPIO_PortInit(GPIO, LED_PORT);
GPIO_PortInit(GPIO, BUTTON_PORT);
// Init all GPIO ports
GPIO_PortInit(GPIO, 0);
GPIO_PortInit(GPIO, 1);
// LED
gpio_pin_config_t const led_config = { kGPIO_DigitalOutput, 0};
@@ -124,16 +127,23 @@ void board_init(void)
gpio_pin_config_t const button_config = { kGPIO_DigitalInput, 0};
GPIO_PinInit(GPIO, BUTTON_PORT, BUTTON_PIN, &button_config);
#ifdef UART_DEV
// UART
IOCON_PinMuxSet(IOCON, UART_RX_PINMUX);
IOCON_PinMuxSet(IOCON, UART_TX_PINMUX);
// Enable UART when debug log is on
CLOCK_AttachClk(kFRO12M_to_FLEXCOMM0);
usart_config_t uart_config;
USART_GetDefaultConfig(&uart_config);
uart_config.baudRate_Bps = CFG_BOARD_UART_BAUDRATE;
uart_config.enableTx = true;
uart_config.enableRx = true;
USART_Init(UART_DEV, &uart_config, 12000000);
#endif
// USB
const uint32_t port1_pin6_config = (
IOCON_PIO_FUNC7 | /* Pin is configured as USB0_VBUS */
IOCON_PIO_MODE_INACT | /* No addition pin function */
IOCON_PIO_INV_DI | /* Input function is not inverted */
IOCON_PIO_DIGITAL_EN | /* Enables digital function */
IOCON_PIO_INPFILT_OFF | /* Input filter disabled */
IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
);
IOCON_PinMuxSet(IOCON, 1, 6, port1_pin6_config); /* PORT1 PIN6 (coords: 26) is configured as USB0_VBUS */
IOCON_PinMuxSet(IOCON, USB0_VBUS_PINMUX);
POWER_DisablePD(kPDRUNCFG_PD_USB0_PHY); /*Turn on USB Phy */
CLOCK_EnableUsbfs0Clock(kCLOCK_UsbSrcFro, CLOCK_GetFreq(kCLOCK_FroHf)); /* enable USB IP clock */
@@ -151,7 +161,7 @@ void board_led_write(bool state)
uint32_t board_button_read(void)
{
// active low
return 1-GPIO_PinRead(GPIO, BUTTON_PORT, BUTTON_PIN);
return BUTTON_STATE_ACTIVE == GPIO_PinRead(GPIO, BUTTON_PORT, BUTTON_PIN);
}
int board_uart_read(uint8_t* buf, int len)
@@ -162,7 +172,7 @@ int board_uart_read(uint8_t* buf, int len)
int board_uart_write(void const * buf, int len)
{
(void) buf; (void) len;
USART_WriteBlocking(UART_DEV, (uint8_t *)buf, len);
return 0;
}