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[bsp][stm32f429-disco] Add guiengine support

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This commit is contained in:
xuzhuoyi 2018-09-13 21:35:52 +08:00
parent fd7af6a150
commit 68c5cc39c3
3 changed files with 102 additions and 20 deletions
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5
bsp/stm32f429-disco/applications/application.c
View File

@ -34,6 +34,8 @@
void rt_init_thread_entry(void* parameter)
{
rt_device_t lcd;
/* GDB STUB */
#ifdef RT_USING_GDB
gdb_set_device("uart6");
@ -59,6 +61,9 @@ void rt_init_thread_entry(void* parameter)
#ifdef RT_USING_FINSH
finsh_system_init();
#endif
lcd = rt_device_find("lcd");
rtgui_graphic_set_device(lcd);
rt_gui_demo_init();
}
int rt_application_init()

98
bsp/stm32f429-disco/drivers/drv_lcd.c
View File

@ -64,6 +64,7 @@ static RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
static uint32_t ActiveLayer = 0;
//LCD_DrvTypeDef *LcdDrv;
SPI_HandleTypeDef hspi5;
static SPI_HandleTypeDef SpiHandle;
void delay_us(rt_uint32_t nus)
{
@ -86,6 +87,28 @@ void delay_ms(rt_uint32_t nms)
}
}
/**
* @brief SPI MSP Init.
* @param hspi: SPI handle
*/
static void SPIx_MspInit(SPI_HandleTypeDef *hspi)
{
GPIO_InitTypeDef GPIO_InitStructure;
/* Enable SPIx clock */
DISCOVERY_SPIx_CLK_ENABLE();
/* Enable DISCOVERY_SPI GPIO clock */
DISCOVERY_SPIx_GPIO_CLK_ENABLE();
/* configure SPI SCK, MOSI and MISO */
GPIO_InitStructure.Pin = (DISCOVERY_SPIx_SCK_PIN | DISCOVERY_SPIx_MOSI_PIN | DISCOVERY_SPIx_MISO_PIN);
GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
GPIO_InitStructure.Pull = GPIO_PULLDOWN;
GPIO_InitStructure.Speed = GPIO_SPEED_MEDIUM;
GPIO_InitStructure.Alternate = DISCOVERY_SPIx_AF;
HAL_GPIO_Init(DISCOVERY_SPIx_GPIO_PORT, &GPIO_InitStructure);
}
/**
* @brief Selects the LCD Layer.
@ -244,29 +267,66 @@ static uint32_t SPIx_Read(uint8_t ReadSize)
/**
* @brief Configures the LCD_SPI interface.
*/
__weak void LCD_IO_Init(void)
void LCD_IO_Init(void)
{
/* Set or Reset the control line */
GPIO_InitTypeDef GPIO_InitStructure;
/* Configure NCS in Output Push-Pull mode */
LCD_WRX_GPIO_CLK_ENABLE();
GPIO_InitStructure.Pin = LCD_WRX_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
HAL_GPIO_Init(LCD_WRX_GPIO_PORT, &GPIO_InitStructure);
LCD_RDX_GPIO_CLK_ENABLE();
GPIO_InitStructure.Pin = LCD_RDX_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
HAL_GPIO_Init(LCD_RDX_GPIO_PORT, &GPIO_InitStructure);
/* Configure the LCD Control pins ----------------------------------------*/
LCD_NCS_GPIO_CLK_ENABLE();
/* Configure NCS in Output Push-Pull mode */
GPIO_InitStructure.Pin = LCD_NCS_PIN;
GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStructure.Pull = GPIO_NOPULL;
GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
HAL_GPIO_Init(LCD_NCS_GPIO_PORT, &GPIO_InitStructure);
/* Set or Reset the control line */
LCD_CS_LOW();
LCD_CS_HIGH();
/* SPI5 parameter configuration*/
hspi5.Instance = SPI5;
hspi5.Init.Mode = SPI_MODE_MASTER;
hspi5.Init.Direction = SPI_DIRECTION_2LINES;
hspi5.Init.DataSize = SPI_DATASIZE_8BIT;
hspi5.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi5.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi5.Init.NSS = SPI_NSS_SOFT;
hspi5.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
hspi5.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi5.Init.TIMode = SPI_TIMODE_DISABLE;
hspi5.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi5.Init.CRCPolynomial = 10;
if (HAL_SPI_Init(&hspi5) != HAL_OK)
{
//_Error_Handler(__FILE__, __LINE__);
}
/* SPI configuration -----------------------------------------------------*/
SpiHandle.Instance = DISCOVERY_SPIx;
/* SPI baudrate is set to 5.6 MHz (PCLK2/SPI_BaudRatePrescaler = 90/16 = 5.625 MHz)
to verify these constraints:
- ILI9341 LCD SPI interface max baudrate is 10MHz for write and 6.66MHz for read
- l3gd20 SPI interface max baudrate is 10MHz for write/read
- PCLK2 frequency is set to 90 MHz
*/
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
/* On STM32F429I-Discovery, LCD ID cannot be read then keep a common configuration */
/* for LCD and GYRO (SPI_DIRECTION_2LINES) */
/* Note: To read a register a LCD, SPI_DIRECTION_1LINE should be set */
SpiHandle.Init.Direction = SPI_DIRECTION_2LINES;
SpiHandle.Init.CLKPhase = SPI_PHASE_1EDGE;
SpiHandle.Init.CLKPolarity = SPI_POLARITY_LOW;
SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLED;
SpiHandle.Init.CRCPolynomial = 7;
SpiHandle.Init.DataSize = SPI_DATASIZE_8BIT;
SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
SpiHandle.Init.NSS = SPI_NSS_SOFT;
SpiHandle.Init.TIMode = SPI_TIMODE_DISABLED;
SpiHandle.Init.Mode = SPI_MODE_MASTER;
SPIx_MspInit(&SpiHandle);
HAL_SPI_Init(&SpiHandle);
}

17
bsp/stm32f429-disco/drivers/drv_lcd.h
View File

@ -151,6 +151,23 @@
#define LCD_RDX_GPIO_CLK_ENABLE() __HAL_RCC_GPIOD_CLK_ENABLE()
#define LCD_RDX_GPIO_CLK_DISABLE() __HAL_RCC_GPIOD_CLK_DISABLE()
/*############################### SPIx #######################################*/
#define DISCOVERY_SPIx SPI5
#define DISCOVERY_SPIx_CLK_ENABLE() __HAL_RCC_SPI5_CLK_ENABLE()
#define DISCOVERY_SPIx_GPIO_PORT GPIOF /* GPIOF */
#define DISCOVERY_SPIx_AF GPIO_AF5_SPI5
#define DISCOVERY_SPIx_GPIO_CLK_ENABLE() __HAL_RCC_GPIOF_CLK_ENABLE()
#define DISCOVERY_SPIx_GPIO_CLK_DISABLE() __HAL_RCC_GPIOF_CLK_DISABLE()
#define DISCOVERY_SPIx_SCK_PIN GPIO_PIN_7 /* PF.07 */
#define DISCOVERY_SPIx_MISO_PIN GPIO_PIN_8 /* PF.08 */
#define DISCOVERY_SPIx_MOSI_PIN GPIO_PIN_9 /* PF.09 */
/* Maximum Timeout values for flags waiting loops. These timeouts are not based
on accurate values, they just guarantee that the application will not remain
stuck if the SPI communication is corrupted.
You may modify these timeout values depending on CPU frequency and application
conditions (interrupts routines ...). */
#define SPIx_TIMEOUT_MAX ((uint32_t)0x1000)
int rt_lcd_init(void);
#endif