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register_driver lcd device on riscv64 on nuttx

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This commit is contained in:
wgzAIIT
2022-11-02 09:18:04 +08:00
parent 15ae618a3b
commit 0bb057c642
6 changed files with 164 additions and 35 deletions
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Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_lcd.c
+106 -18
View File
@@ -22,7 +22,7 @@
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include "k210_fpioa.h"
#include "k210_gpiohs.h"
#include "nuttx/arch.h"
@@ -31,10 +31,15 @@
#include "nuttx/lcd/if_port.h"
#include <nuttx/board.h>
#include <arch/board/board.h>
#include <nuttx/fs/fs.h>
#include <nuttx/fs/ioctl.h>
#ifdef CONFIG_LCD_LCDDRV_SPIIF
#include "nuttx/lcd/lcddrv_spiif.h"
#endif
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
#define NCS_H() k210_gpiohs_set_value(FPIOA_LCD_NCS, GPIO_PV_HIGH); up_udelay(20)
#define NCS_L() k210_gpiohs_set_value(FPIOA_LCD_NCS, GPIO_PV_LOW); up_udelay(20)
#define CLK_H() k210_gpiohs_set_value(FPIOA_LCD_SCLK, GPIO_PV_HIGH); up_udelay(20)
@@ -42,6 +47,25 @@
#define MOSI_H() k210_gpiohs_set_value(FPIOA_LCD_MOSI, GPIO_PV_HIGH)
#define MOSI_L() k210_gpiohs_set_value(FPIOA_LCD_MOSI, GPIO_PV_LOW)
static int lcd_open(FAR struct file *filep);
static int lcd_close(FAR struct file *filep);
static ssize_t lcd_read(FAR struct file *filep, FAR char *buffer, size_t buflen);
static ssize_t lcd_write(FAR struct file *filep, FAR const char *buffer, size_t buflen);
/****************************************************************************
* Private Data
****************************************************************************/
/* Ch438 POSIX interface */
static const struct file_operations g_lcdfops =
{
lcd_open,
lcd_close,
lcd_read,
lcd_write,
NULL,
NULL,
NULL
};
/****************************************************************************
* Public Functions
****************************************************************************/
@@ -184,23 +208,7 @@ void lcd_drv_init(void)
Canvas_Image_Start_address(LCD_START_ADDR);
//fill blue background
LT768_DrawSquare_Fill(0, 0, LCD_XSIZE_TFT, LCD_YSIZE_TFT, Blue);
}
/****************************************************************************
* Name: k210_lcd_initialize
*
* Description:
* Initialize the LCD. Setup backlight (initially off)
*
****************************************************************************/
int board_lcd_initialize(void)
{
/* Configure the LCD backlight (and turn the backlight off) */
lcd_backlight_init(true);
lcd_drv_init();
return 0;
LT768_DrawSquare_Fill(0, 0, LCD_XSIZE_TFT, LCD_YSIZE_TFT, BLUE);
}
/****************************************************************************
@@ -218,3 +226,83 @@ void k210_backlight(bool blon)
lcd_backlight_init(blon);
}
#endif
/****************************************************************************
* Name: lcd_open
****************************************************************************/
static int lcd_open(FAR struct file *filep)
{
return OK;
}
/****************************************************************************
* Name: lcd_close
****************************************************************************/
static int lcd_close(FAR struct file *filep)
{
return OK;
}
/****************************************************************************
* Name: lcd_read
****************************************************************************/
static ssize_t lcd_read(FAR struct file *filep, FAR char *buffer, size_t buflen)
{
return OK;
}
/****************************************************************************
* Name: ch438_write
****************************************************************************/
static ssize_t lcd_write(FAR struct file *filep, FAR const char *buffer, size_t buflen)
{
if (buffer == NULL) {
return -ERROR;
}
LcdWriteParam * show = (LcdWriteParam *)buffer;
/* output string */
if(0 == show->type)
{
LT768_Select_Internal_Font_Init(show->string_info.height, 1, 1, 1, 1);
LT768_Print_Internal_Font_String(show->string_info.x_pos, show->string_info.y_pos, show->string_info.font_color,show->string_info.back_color,show->string_info.addr);
return buflen;
}
/* output dot */
else if(1 == show->type)
{
LT768_DrawSquare_Fill(show->pixel_info.x_startpos,show->pixel_info.y_startpos, show->pixel_info.x_endpos, show->pixel_info.y_endpos, *(uint32_t *)(show->pixel_info.pixel_color));
return buflen;
}
else
{
return -ERROR;
}
}
/****************************************************************************
* Name: k210_lcd_initialize
*
* Description:
* Initialize the LCD. Setup backlight (initially off)
*
****************************************************************************/
int board_lcd_initialize(void)
{
/* Configure the LCD backlight (and turn the backlight off) */
lcd_backlight_init(true);
lcd_drv_init();
up_mdelay(10);
Main_Image_Start_Address(LCD_START_ADDR);
Main_Image_Width(LCD_XSIZE_TFT);
Main_Window_Start_XY(0, 0);
Canvas_Image_Start_address(LCD_START_ADDR);
Canvas_image_width(LCD_XSIZE_TFT);
Active_Window_XY(0, 0);
Active_Window_WH(LCD_XSIZE_TFT, LCD_YSIZE_TFT);
up_mdelay(10);
Canvas_Image_Start_address(LCD_START_ADDR);
/* register device */
register_driver("/dev/lcd_dev", &g_lcdfops, 0666, NULL);
return OK;
}