/* * linux/drivers/video/jz4760_lcd.h -- Ingenic Jz4760 On-Chip LCD frame buffer device * * Copyright (C) 2005-2008, Ingenic Semiconductor Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * */ #ifndef __JZ4760_LCD_H__ #define __JZ4760_LCD_H__ //#include #define NR_PALETTE 256 #define PALETTE_SIZE (NR_PALETTE*2) /* use new descriptor(8 words) */ struct jz4760_lcd_dma_desc { unsigned int next_desc; /* LCDDAx */ unsigned int databuf; /* LCDSAx */ unsigned int frame_id; /* LCDFIDx */ unsigned int cmd; /* LCDCMDx */ unsigned int offsize; /* Stride Offsize(in word) */ unsigned int page_width; /* Stride Pagewidth(in word) */ unsigned int cmd_num; /* Command Number(for SLCD) */ unsigned int desc_size; /* Foreground Size */ }; struct jz4760lcd_panel_t { unsigned int cfg; /* panel mode and pin usage etc. */ unsigned int slcd_cfg; /* Smart lcd configurations */ unsigned int ctrl; /* lcd controll register */ unsigned int w; /* Panel Width(in pixel) */ unsigned int h; /* Panel Height(in line) */ unsigned int fclk; /* frame clk */ unsigned int hsw; /* hsync width, in pclk */ unsigned int vsw; /* vsync width, in line count */ unsigned int elw; /* end of line, in pclk */ unsigned int blw; /* begin of line, in pclk */ unsigned int efw; /* end of frame, in line count */ unsigned int bfw; /* begin of frame, in line count */ }; struct jz4760lcd_fg_t { int bpp; /* foreground bpp */ int x; /* foreground start position x */ int y; /* foreground start position y */ int w; /* foreground width */ int h; /* foreground height */ }; struct jz4760lcd_osd_t { unsigned int osd_cfg; /* OSDEN, ALHPAEN, F0EN, F1EN, etc */ unsigned int osd_ctrl; /* IPUEN, OSDBPP, etc */ unsigned int rgb_ctrl; /* RGB Dummy, RGB sequence, RGB to YUV */ unsigned int bgcolor; /* background color(RGB888) */ unsigned int colorkey0; /* foreground0's Colorkey enable, Colorkey value */ unsigned int colorkey1; /* foreground1's Colorkey enable, Colorkey value */ unsigned int alpha; /* ALPHAEN, alpha value */ unsigned int ipu_restart; /* IPU Restart enable, ipu restart interval time */ #define FG_NOCHANGE 0x0000 #define FG0_CHANGE_SIZE 0x0001 #define FG0_CHANGE_POSITION 0x0002 #define FG1_CHANGE_SIZE 0x0010 #define FG1_CHANGE_POSITION 0x0020 #define FG_CHANGE_ALL ( FG0_CHANGE_SIZE | FG0_CHANGE_POSITION | \ FG1_CHANGE_SIZE | FG1_CHANGE_POSITION ) int fg_change; struct jz4760lcd_fg_t fg0; /* foreground 0 */ struct jz4760lcd_fg_t fg1; /* foreground 1 */ }; struct jz4760lcd_info { struct jz4760lcd_panel_t panel; struct jz4760lcd_osd_t osd; }; /* Jz LCDFB supported I/O controls. */ #define FBIOSETBACKLIGHT 0x4688 /* set back light level */ #define FBIODISPON 0x4689 /* display on */ #define FBIODISPOFF 0x468a /* display off */ #define FBIORESET 0x468b /* lcd reset */ #define FBIOPRINT_REG 0x468c /* print lcd registers(debug) */ #define FBIOROTATE 0x46a0 /* rotated fb */ #define FBIOGETBUFADDRS 0x46a1 /* get buffers addresses */ #define FBIO_GET_MODE 0x46a2 /* get lcd info */ #define FBIO_SET_MODE 0x46a3 /* set osd mode */ #define FBIO_DEEP_SET_MODE 0x46a4 /* set panel and osd mode */ #define FBIO_MODE_SWITCH 0x46a5 /* switch mode between LCD and TVE */ #define FBIO_GET_TVE_MODE 0x46a6 /* get tve info */ #define FBIO_SET_TVE_MODE 0x46a7 /* set tve mode */ #define FBIODISON_FG 0x46a8 /* FG display on */ #define FBIODISOFF_FG 0x46a9 /* FG display on */ #define FBIO_SET_LCD_TO_TVE 0x46b0 /* set lcd to tve mode */ #define FBIO_SET_FRM_TO_LCD 0x46b1 /* set framebuffer to lcd */ #define FBIO_SET_IPU_TO_LCD 0x46b2 /* set ipu to lcd directly */ #define FBIO_CHANGE_SIZE 0x46b3 /* change FG size */ #define FBIO_CHANGE_POSITION 0x46b4 /* change FG starts position */ #define FBIO_SET_BG_COLOR 0x46b5 /* set background color */ #define FBIO_SET_IPU_RESTART_VAL 0x46b6 /* set ipu restart value */ #define FBIO_SET_IPU_RESTART_ON 0x46b7 /* set ipu restart on */ #define FBIO_SET_IPU_RESTART_OFF 0x46b8 /* set ipu restart off */ #define FBIO_ALPHA_ON 0x46b9 /* enable alpha */ #define FBIO_ALPHA_OFF 0x46c0 /* disable alpha */ #define FBIO_SET_ALPHA_VAL 0x46c1 /* set alpha value */ /* * LCD panel specific definition */ /* AUO */ #if defined(CONFIG_JZ4760_LCD_AUO_A043FL01V2) #if defined(CONFIG_JZ4760_F4760) /* Jz4760 FPGA board */ #define SPEN (32*3+30) /*LCD_CS*/ #define SPCK (32*3+26) /*LCD_SCL*/ #define SPDA (32*3+27) /*LCD_SDA*/ #define LCD_RET (32*5+2) /*LCD_DISP_N use for lcd reset*/ #else #error "driver/video/Jzlcd.h, please define SPI pins on your board." #endif #define __spi_write_reg(reg, val) \ do { \ unsigned char no; \ unsigned short value; \ unsigned char a=0; \ unsigned char b=0; \ __gpio_as_output(SPEN); /* use SPDA */ \ __gpio_as_output(SPCK); /* use SPCK */ \ __gpio_as_output(SPDA); /* use SPDA */ \ a=reg; \ b=val; \ __gpio_set_pin(SPEN); \ __gpio_clear_pin(SPCK); \ udelay(50); \ __gpio_clear_pin(SPDA); \ __gpio_clear_pin(SPEN); \ udelay(50); \ value=((a<<8)|(b&0xFF)); \ for(no=0;no<16;no++) \ { \ if((value&0x8000)==0x8000){ \ __gpio_set_pin(SPDA);} \ else{ \ __gpio_clear_pin(SPDA); } \ udelay(50); \ __gpio_set_pin(SPCK); \ value=(value<<1); \ udelay(50); \ __gpio_clear_pin(SPCK); \ } \ __gpio_set_pin(SPEN); \ udelay(400); \ } while (0) #define __spi_read_reg(reg,val) \ do{ \ unsigned char no; \ unsigned short value; \ __gpio_as_output(SPEN); /* use SPDA */ \ __gpio_as_output(SPCK); /* use SPCK */ \ __gpio_as_output(SPDA); /* use SPDA */ \ value = ((reg << 0) | (1 << 7)); \ val = 0; \ __gpio_as_output(SPDA); \ __gpio_set_pin(SPEN); \ __gpio_clear_pin(SPCK); \ udelay(50); \ __gpio_clear_pin(SPDA); \ __gpio_clear_pin(SPEN); \ udelay(50); \ for (no = 0; no < 16; no++ ) { \ udelay(50); \ if(no < 8) \ { \ if (value & 0x80) /* send data */ \ __gpio_set_pin(SPDA); \ else \ __gpio_clear_pin(SPDA); \ udelay(50); \ __gpio_set_pin(SPCK); \ value = (value << 1); \ udelay(50); \ __gpio_clear_pin(SPCK); \ if(no == 7) \ __gpio_as_input(SPDA); \ } \ else \ { \ udelay(100); \ __gpio_set_pin(SPCK); \ udelay(50); \ val = (val << 1); \ val |= __gpio_get_pin(SPDA); \ __gpio_clear_pin(SPCK); \ } \ } \ __gpio_as_output(SPDA); \ __gpio_set_pin(SPEN); \ udelay(400); \ } while(0) #define __lcd_special_pin_init() \ do { \ __gpio_as_output(SPEN); /* use SPDA */ \ __gpio_as_output(SPCK); /* use SPCK */ \ __gpio_as_output(SPDA); /* use SPDA */ \ __gpio_as_output(LCD_RET); \ udelay(50); \ __gpio_clear_pin(LCD_RET); \ udelay(100); \ __gpio_set_pin(LCD_RET); \ } while (0) #define __lcd_special_on() \ do { \ udelay(50); \ __gpio_clear_pin(LCD_RET); \ udelay(100); \ __gpio_set_pin(LCD_RET); \ } while (0) #define __lcd_special_off() \ do { \ __gpio_clear_pin(LCD_RET); \ } while (0) #endif /* CONFIG_JZLCD_AUO_A030FL01_V1 */ #ifndef __lcd_special_pin_init #define __lcd_special_pin_init() #endif #ifndef __lcd_special_on #define __lcd_special_on() #endif #ifndef __lcd_special_off #define __lcd_special_off() #endif /* * Platform specific definition */ #if defined(CONFIG_SOC_JZ4760) || defined(CONFIG_SOC_JZ4760D) #if defined(CONFIG_JZ4760_APUS) /* board apus */ #define __lcd_display_pin_init() \ do { \ __gpio_as_output(GPIO_LCD_VCC_EN_N); \ __lcd_special_pin_init(); \ } while (0) #define __lcd_display_on() \ do { \ __gpio_clear_pin(GPIO_LCD_VCC_EN_N); \ __lcd_special_on(); \ mdelay(200); \ __lcd_set_backlight_level(80); \ } while (0) #define __lcd_display_off() \ do { \ __lcd_close_backlight(); \ __lcd_special_off(); \ } while (0) #elif defined(CONFIG_JZ4760D_CETUS)/* board apus */ #define __lcd_display_pin_init() \ do { \ __gpio_as_output(GPIO_LCD_VCC_EN_N); \ __lcd_special_pin_init(); \ } while (0) #define __lcd_display_on() \ do { \ __gpio_set_pin(GPIO_LCD_VCC_EN_N); \ __lcd_special_on(); \ __lcd_set_backlight_level(80); \ } while (0) #define __lcd_display_off() \ do { \ __lcd_close_backlight(); \ __lcd_special_off(); \ } while (0) #else /* other boards */ #define __lcd_display_pin_init() \ do { \ __lcd_special_pin_init(); \ } while (0) #define __lcd_display_on() \ do { \ __lcd_special_on(); \ __lcd_set_backlight_level(80); \ } while (0) #define __lcd_display_off() \ do { \ __lcd_close_backlight(); \ __lcd_special_off(); \ } while (0) #endif /* APUS */ #endif /* CONFIG_SOC_JZ4760 */ /***************************************************************************** * LCD display pin dummy macros *****************************************************************************/ #ifndef __lcd_display_pin_init #define __lcd_display_pin_init() #endif #ifndef __lcd_slcd_special_on #define __lcd_slcd_special_on() #endif #ifndef __lcd_display_on #define __lcd_display_on() #endif #ifndef __lcd_display_off #define __lcd_display_off() #endif #ifndef __lcd_set_backlight_level #define __lcd_set_backlight_level(n) #endif #endif /* __JZ4760_LCD_H__ */