diff options
Diffstat (limited to 'bsp/mini2440/drivers/lcd_n35.c')
| -rw-r--r-- | bsp/mini2440/drivers/lcd_n35.c | 234 |
1 files changed, 117 insertions, 117 deletions
diff --git a/bsp/mini2440/drivers/lcd_n35.c b/bsp/mini2440/drivers/lcd_n35.c index 25881b0f14..5abf5f4f21 100644 --- a/bsp/mini2440/drivers/lcd_n35.c +++ b/bsp/mini2440/drivers/lcd_n35.c @@ -31,82 +31,82 @@ #define SCR_XSIZE LCD_WIDTH #define SCR_YSIZE LCD_HEIGHT -#define RT_HW_LCD_WIDTH LCD_WIDTH -#define RT_HW_LCD_HEIGHT LCD_HEIGHT +#define RT_HW_LCD_WIDTH LCD_WIDTH +#define RT_HW_LCD_HEIGHT LCD_HEIGHT -#define MVAL (13) -#define MVAL_USED (0) //0=each frame 1=rate by MVAL -#define INVVDEN (1) //0=normal 1=inverted -#define BSWP (0) //Byte swap control -#define HWSWP (1) //Half word swap control +#define MVAL (13) +#define MVAL_USED (0) //0=each frame 1=rate by MVAL +#define INVVDEN (1) //0=normal 1=inverted +#define BSWP (0) //Byte swap control +#define HWSWP (1) //Half word swap control -#define GPB1_TO_OUT() (GPBUP &= 0xfffd, GPBCON &= 0xfffffff3, GPBCON |= 0x00000004) -#define GPB1_TO_1() (GPBDAT |= 0x0002) -#define GPB1_TO_0() (GPBDAT &= 0xfffd) +#define GPB1_TO_OUT() (GPBUP &= 0xfffd, GPBCON &= 0xfffffff3, GPBCON |= 0x00000004) +#define GPB1_TO_1() (GPBDAT |= 0x0002) +#define GPB1_TO_0() (GPBDAT &= 0xfffd) #define S3C2410_LCDCON1_CLKVAL(x) ((x) << 8) -#define S3C2410_LCDCON1_MMODE (1<<7) -#define S3C2410_LCDCON1_DSCAN4 (0<<5) -#define S3C2410_LCDCON1_STN4 (1<<5) -#define S3C2410_LCDCON1_STN8 (2<<5) -#define S3C2410_LCDCON1_TFT (3<<5) +#define S3C2410_LCDCON1_MMODE (1<<7) +#define S3C2410_LCDCON1_DSCAN4 (0<<5) +#define S3C2410_LCDCON1_STN4 (1<<5) +#define S3C2410_LCDCON1_STN8 (2<<5) +#define S3C2410_LCDCON1_TFT (3<<5) -#define S3C2410_LCDCON1_STN1BPP (0<<1) +#define S3C2410_LCDCON1_STN1BPP (0<<1) #define S3C2410_LCDCON1_STN2GREY (1<<1) #define S3C2410_LCDCON1_STN4GREY (2<<1) -#define S3C2410_LCDCON1_STN8BPP (3<<1) +#define S3C2410_LCDCON1_STN8BPP (3<<1) #define S3C2410_LCDCON1_STN12BPP (4<<1) -#define S3C2410_LCDCON1_TFT1BPP (8<<1) -#define S3C2410_LCDCON1_TFT2BPP (9<<1) -#define S3C2410_LCDCON1_TFT4BPP (10<<1) -#define S3C2410_LCDCON1_TFT8BPP (11<<1) +#define S3C2410_LCDCON1_TFT1BPP (8<<1) +#define S3C2410_LCDCON1_TFT2BPP (9<<1) +#define S3C2410_LCDCON1_TFT4BPP (10<<1) +#define S3C2410_LCDCON1_TFT8BPP (11<<1) #define S3C2410_LCDCON1_TFT16BPP (12<<1) #define S3C2410_LCDCON1_TFT24BPP (13<<1) -#define S3C2410_LCDCON1_ENVID (1) +#define S3C2410_LCDCON1_ENVID (1) #define S3C2410_LCDCON1_MODEMASK 0x1E -#define S3C2410_LCDCON2_VBPD(x) ((x) << 24) +#define S3C2410_LCDCON2_VBPD(x) ((x) << 24) #define S3C2410_LCDCON2_LINEVAL(x) ((x) << 14) -#define S3C2410_LCDCON2_VFPD(x) ((x) << 6) -#define S3C2410_LCDCON2_VSPW(x) ((x) << 0) +#define S3C2410_LCDCON2_VFPD(x) ((x) << 6) +#define S3C2410_LCDCON2_VSPW(x) ((x) << 0) #define S3C2410_LCDCON2_GET_VBPD(x) ( ((x) >> 24) & 0xFF) #define S3C2410_LCDCON2_GET_VFPD(x) ( ((x) >> 6) & 0xFF) #define S3C2410_LCDCON2_GET_VSPW(x) ( ((x) >> 0) & 0x3F) -#define S3C2410_LCDCON3_HBPD(x) ((x) << 19) -#define S3C2410_LCDCON3_WDLY(x) ((x) << 19) +#define S3C2410_LCDCON3_HBPD(x) ((x) << 19) +#define S3C2410_LCDCON3_WDLY(x) ((x) << 19) #define S3C2410_LCDCON3_HOZVAL(x) ((x) << 8) -#define S3C2410_LCDCON3_HFPD(x) ((x) << 0) +#define S3C2410_LCDCON3_HFPD(x) ((x) << 0) #define S3C2410_LCDCON3_LINEBLANK(x)((x) << 0) #define S3C2410_LCDCON3_GET_HBPD(x) ( ((x) >> 19) & 0x7F) #define S3C2410_LCDCON3_GET_HFPD(x) ( ((x) >> 0) & 0xFF) -#define S3C2410_LCDCON4_MVAL(x) ((x) << 8) -#define S3C2410_LCDCON4_HSPW(x) ((x) << 0) -#define S3C2410_LCDCON4_WLH(x) ((x) << 0) +#define S3C2410_LCDCON4_MVAL(x) ((x) << 8) +#define S3C2410_LCDCON4_HSPW(x) ((x) << 0) +#define S3C2410_LCDCON4_WLH(x) ((x) << 0) #define S3C2410_LCDCON4_GET_HSPW(x) ( ((x) >> 0) & 0xFF) -#define S3C2410_LCDCON5_BPP24BL (1<<12) -#define S3C2410_LCDCON5_FRM565 (1<<11) -#define S3C2410_LCDCON5_INVVCLK (1<<10) +#define S3C2410_LCDCON5_BPP24BL (1<<12) +#define S3C2410_LCDCON5_FRM565 (1<<11) +#define S3C2410_LCDCON5_INVVCLK (1<<10) #define S3C2410_LCDCON5_INVVLINE (1<<9) #define S3C2410_LCDCON5_INVVFRAME (1<<8) -#define S3C2410_LCDCON5_INVVD (1<<7) -#define S3C2410_LCDCON5_INVVDEN (1<<6) +#define S3C2410_LCDCON5_INVVD (1<<7) +#define S3C2410_LCDCON5_INVVDEN (1<<6) #define S3C2410_LCDCON5_INVPWREN (1<<5) -#define S3C2410_LCDCON5_INVLEND (1<<4) -#define S3C2410_LCDCON5_PWREN (1<<3) -#define S3C2410_LCDCON5_ENLEND (1<<2) -#define S3C2410_LCDCON5_BSWP (1<<1) -#define S3C2410_LCDCON5_HWSWP (1<<0) +#define S3C2410_LCDCON5_INVLEND (1<<4) +#define S3C2410_LCDCON5_PWREN (1<<3) +#define S3C2410_LCDCON5_ENLEND (1<<2) +#define S3C2410_LCDCON5_BSWP (1<<1) +#define S3C2410_LCDCON5_HWSWP (1<<0) -#define S3C2410_LCDINT_FRSYNC (1<<1) +#define S3C2410_LCDINT_FRSYNC (1<<1) static volatile rt_uint16_t _rt_framebuffer[RT_HW_LCD_HEIGHT][RT_HW_LCD_WIDTH]; //static volatile rt_uint16_t _rt_hw_framebuffer[RT_HW_LCD_HEIGHT][RT_HW_LCD_WIDTH]; @@ -125,61 +125,61 @@ static void lcd_power_enable(int invpwren, int pwren) static void lcd_envid_on_off(int onoff) { - if(onoff==1) - /*ENVID=ON*/ - LCDCON1|=1; - else - /*ENVID Off*/ - LCDCON1 =LCDCON1 & 0x3fffe; + if(onoff==1) + /*ENVID=ON*/ + LCDCON1|=1; + else + /*ENVID Off*/ + LCDCON1 =LCDCON1 & 0x3fffe; } //********************** BOARD LCD backlight **************************** static void LcdBkLtSet(rt_uint32_t HiRatio) { -#define FREQ_PWM1 1000 - if(!HiRatio) - { - GPBCON = GPBCON & (~(3<<2)) | (1<<2) ; //GPB1设置为output - GPBDAT &= ~(1<<1); - return; - } - GPBCON = GPBCON & (~(3<<2)) | (2<<2) ; +#define FREQ_PWM1 1000 + if(!HiRatio) + { + GPBCON = GPBCON & (~(3<<2)) | (1<<2) ; //GPB1设置为output + GPBDAT &= ~(1<<1); + return; + } + GPBCON = GPBCON & (~(3<<2)) | (2<<2) ; - if( HiRatio > 100 ) HiRatio = 100 ; + if( HiRatio > 100 ) HiRatio = 100 ; - TCON = TCON & (~(0xf<<8)) ; // clear manual update bit, stop Timer1 + TCON = TCON & (~(0xf<<8)) ; // clear manual update bit, stop Timer1 - TCFG0 &= 0xffffff00; // set Timer 0&1 prescaler 0 - TCFG0 |= 15; //prescaler = 15+1 + TCFG0 &= 0xffffff00; // set Timer 0&1 prescaler 0 + TCFG0 |= 15; //prescaler = 15+1 - TCFG1 &= 0xffffff0f; // set Timer 1 MUX 1/16 - TCFG1 |= 0x00000030; // set Timer 1 MUX 1/16 + TCFG1 &= 0xffffff0f; // set Timer 1 MUX 1/16 + TCFG1 |= 0x00000030; // set Timer 1 MUX 1/16 - TCNTB1 = ( 100000000>>8 )/FREQ_PWM1; //if set inverter off, when TCNT2<=TCMP2, TOUT is high, TCNT2>TCMP2, TOUT is low - TCMPB1 = ( TCNTB1*(100-HiRatio))/100 ; //if set inverter on, when TCNT2<=TCMP2, TOUT is low, TCNT2>TCMP2, TOUT is high + TCNTB1 = ( 100000000>>8 )/FREQ_PWM1; //if set inverter off, when TCNT2<=TCMP2, TOUT is high, TCNT2>TCMP2, TOUT is low + TCMPB1 = ( TCNTB1*(100-HiRatio))/100 ; //if set inverter on, when TCNT2<=TCMP2, TOUT is low, TCNT2>TCMP2, TOUT is high - TCON = TCON & (~(0xf<<8)) | (0x0e<<8) ; - TCON = TCON & (~(0xf<<8)) | (0x0d<<8) ; + TCON = TCON & (~(0xf<<8)) | (0x0e<<8) ; + TCON = TCON & (~(0xf<<8)) | (0x0d<<8) ; } /* RT-Thread Device Interface */ static rt_err_t rt_lcd_init (rt_device_t dev) -{ - GPB1_TO_OUT(); - GPB1_TO_1(); +{ + GPB1_TO_OUT(); + GPB1_TO_1(); - GPCUP = 0x00000000; - GPCCON = 0xaaaa02a9; + GPCUP = 0x00000000; + GPCCON = 0xaaaa02a9; - GPDUP = 0x00000000; - GPDCON = 0xaaaaaaaa; + GPDUP = 0x00000000; + GPDCON = 0xaaaaaaaa; -#define M5D(n) ((n)&0x1fffff) +#define M5D(n) ((n)&0x1fffff) #define LCD_ADDR ((rt_uint32_t)_rt_framebuffer) - LCDCON1 = (LCD_PIXCLOCK << 8) | (3 << 5) | (12 << 1); - LCDCON2 = (LCD_UPPER_MARGIN << 24) | ((LCD_HEIGHT - 1) << 14) | (LCD_LOWER_MARGIN << 6) | (LCD_VSYNC_LEN << 0); - LCDCON3 = (LCD_RIGHT_MARGIN << 19) | ((LCD_WIDTH - 1) << 8) | (LCD_LEFT_MARGIN << 0); - LCDCON4 = (13 << 8) | (LCD_HSYNC_LEN << 0); + LCDCON1 = (LCD_PIXCLOCK << 8) | (3 << 5) | (12 << 1); + LCDCON2 = (LCD_UPPER_MARGIN << 24) | ((LCD_HEIGHT - 1) << 14) | (LCD_LOWER_MARGIN << 6) | (LCD_VSYNC_LEN << 0); + LCDCON3 = (LCD_RIGHT_MARGIN << 19) | ((LCD_WIDTH - 1) << 8) | (LCD_LEFT_MARGIN << 0); + LCDCON4 = (13 << 8) | (LCD_HSYNC_LEN << 0); #if !defined(LCD_CON5) #define LCD_CON5 ((1<<11) | (1 << 9) | (1 << 8) | (1 << 3) | (1 << 0)) #endif @@ -189,57 +189,57 @@ static rt_err_t rt_lcd_init (rt_device_t dev) LCDSADDR2 = M5D((LCD_ADDR + LCD_WIDTH * LCD_HEIGHT * 2) >> 1); LCDSADDR3 = LCD_WIDTH; - LCDINTMSK |= (3); - LPCSEL &= (~7) ; - TPAL=0; + LCDINTMSK |= (3); + LPCSEL &= (~7) ; + TPAL=0; - LcdBkLtSet(70) ; - lcd_power_enable(0, 1); - lcd_envid_on_off(1); + LcdBkLtSet(70) ; + lcd_power_enable(0, 1); + lcd_envid_on_off(1); - return RT_EOK; + return RT_EOK; } static rt_err_t rt_lcd_control (rt_device_t dev, int cmd, void *args) { - switch (cmd) - { - case RTGRAPHIC_CTRL_RECT_UPDATE: - break; - case RTGRAPHIC_CTRL_POWERON: - break; - case RTGRAPHIC_CTRL_POWEROFF: - break; - case RTGRAPHIC_CTRL_GET_INFO: - rt_memcpy(args, &_lcd_info, sizeof(_lcd_info)); - break; - case RTGRAPHIC_CTRL_SET_MODE: - break; - } + switch (cmd) + { + case RTGRAPHIC_CTRL_RECT_UPDATE: + break; + case RTGRAPHIC_CTRL_POWERON: + break; + case RTGRAPHIC_CTRL_POWEROFF: + break; + case RTGRAPHIC_CTRL_GET_INFO: + rt_memcpy(args, &_lcd_info, sizeof(_lcd_info)); + break; + case RTGRAPHIC_CTRL_SET_MODE: + break; + } - return RT_EOK; + return RT_EOK; } void rt_hw_lcd_init(void) { - rt_device_t lcd = rt_malloc(sizeof(struct rt_device)); - if (lcd == RT_NULL) return; /* no memory yet */ + rt_device_t lcd = rt_malloc(sizeof(struct rt_device)); + if (lcd == RT_NULL) return; /* no memory yet */ + + _lcd_info.bits_per_pixel = 16; + _lcd_info.pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565P; + _lcd_info.framebuffer = (void*)_rt_framebuffer; + _lcd_info.width = LCD_WIDTH; + _lcd_info.height = LCD_HEIGHT; - _lcd_info.bits_per_pixel = 16; - _lcd_info.pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565P; - _lcd_info.framebuffer = (void*)_rt_framebuffer; - _lcd_info.width = LCD_WIDTH; - _lcd_info.height = LCD_HEIGHT; + /* init device structure */ + lcd->type = RT_Device_Class_Unknown; + lcd->init = rt_lcd_init; + lcd->open = RT_NULL; + lcd->close = RT_NULL; + lcd->control = rt_lcd_control; + lcd->user_data = (void*)&_lcd_info; - /* init device structure */ - lcd->type = RT_Device_Class_Unknown; - lcd->init = rt_lcd_init; - lcd->open = RT_NULL; - lcd->close = RT_NULL; - lcd->control = rt_lcd_control; - lcd->user_data = (void*)&_lcd_info; - - /* register lcd device to RT-Thread */ - rt_device_register(lcd, "lcd", RT_DEVICE_FLAG_RDWR); + /* register lcd device to RT-Thread */ + rt_device_register(lcd, "lcd", RT_DEVICE_FLAG_RDWR); } |