diff options
Diffstat (limited to 'drivers/video/fbdev/bfin_adv7393fb.h')
| -rw-r--r-- | drivers/video/fbdev/bfin_adv7393fb.h | 321 |
1 files changed, 321 insertions, 0 deletions
diff --git a/drivers/video/fbdev/bfin_adv7393fb.h b/drivers/video/fbdev/bfin_adv7393fb.h new file mode 100644 index 000000000000..cd591b5152a5 --- /dev/null +++ b/drivers/video/fbdev/bfin_adv7393fb.h @@ -0,0 +1,321 @@ +/* + * Frame buffer driver for ADV7393/2 video encoder + * + * Copyright 2006-2009 Analog Devices Inc. + * Licensed under the GPL-2 or late. + */ + +#ifndef __BFIN_ADV7393FB_H__ +#define __BFIN_ADV7393FB_H__ + +#define BFIN_LCD_NBR_PALETTE_ENTRIES 256 + +#ifdef CONFIG_NTSC +# define VMODE 0 +#endif +#ifdef CONFIG_PAL +# define VMODE 1 +#endif +#ifdef CONFIG_NTSC_640x480 +# define VMODE 2 +#endif +#ifdef CONFIG_PAL_640x480 +# define VMODE 3 +#endif +#ifdef CONFIG_NTSC_YCBCR +# define VMODE 4 +#endif +#ifdef CONFIG_PAL_YCBCR +# define VMODE 5 +#endif + +#ifndef VMODE +# define VMODE 1 +#endif + +#ifdef CONFIG_ADV7393_2XMEM +# define VMEM 2 +#else +# define VMEM 1 +#endif + +#if defined(CONFIG_BF537) || defined(CONFIG_BF536) || defined(CONFIG_BF534) +# define DMA_CFG_VAL 0x7935 /* Set Sync Bit */ +# define VB_DUMMY_MEMORY_SOURCE L1_DATA_B_START +#else +# define DMA_CFG_VAL 0x7915 +# define VB_DUMMY_MEMORY_SOURCE BOOT_ROM_START +#endif + +enum { + DESTRUCT, + BUILD, +}; + +enum { + POWER_ON, + POWER_DOWN, + BLANK_ON, + BLANK_OFF, +}; + +#define DRIVER_NAME "bfin-adv7393" + +struct adv7393fb_modes { + const s8 name[25]; /* Full name */ + u16 xres; /* Active Horizonzal Pixels */ + u16 yres; /* Active Vertical Pixels */ + u16 bpp; + u16 vmode; + u16 a_lines; /* Active Lines per Field */ + u16 vb1_lines; /* Vertical Blanking Field 1 Lines */ + u16 vb2_lines; /* Vertical Blanking Field 2 Lines */ + u16 tot_lines; /* Total Lines per Frame */ + u16 boeft_blank; /* Before Odd/Even Field Transition No. of Blank Pixels */ + u16 aoeft_blank; /* After Odd/Even Field Transition No. of Blank Pixels */ + const s8 *adv7393_i2c_initd; + u16 adv7393_i2c_initd_len; +}; + +static const u8 init_NTSC_TESTPATTERN[] = { + 0x00, 0x1E, /* Power up all DACs and PLL */ + 0x01, 0x00, /* SD-Only Mode */ + 0x80, 0x10, /* SSAF Luma Filter Enabled, NTSC Mode */ + 0x82, 0xCB, /* Step control on, pixel data valid, pedestal on, PrPb SSAF on, CVBS/YC output */ + 0x84, 0x40, /* SD Color Bar Test Pattern Enabled, DAC 2 = Luma, DAC 3 = Chroma */ +}; + +static const u8 init_NTSC[] = { + 0x00, 0x1E, /* Power up all DACs and PLL */ + 0xC3, 0x26, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xC5, 0x12, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xC2, 0x4A, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xC6, 0x5E, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xBD, 0x19, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xBF, 0x42, /* Program RGB->YCrCb Color Space conversion matrix */ + 0x8C, 0x1F, /* NTSC Subcarrier Frequency */ + 0x8D, 0x7C, /* NTSC Subcarrier Frequency */ + 0x8E, 0xF0, /* NTSC Subcarrier Frequency */ + 0x8F, 0x21, /* NTSC Subcarrier Frequency */ + 0x01, 0x00, /* SD-Only Mode */ + 0x80, 0x30, /* SSAF Luma Filter Enabled, NTSC Mode */ + 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ + 0x87, 0x80, /* SD Color Bar Test Pattern Enabled, DAC 2 = Luma, DAC 3 = Chroma */ + 0x86, 0x82, + 0x8B, 0x11, + 0x88, 0x20, + 0x8A, 0x0d, +}; + +static const u8 init_PAL[] = { + 0x00, 0x1E, /* Power up all DACs and PLL */ + 0xC3, 0x26, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xC5, 0x12, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xC2, 0x4A, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xC6, 0x5E, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xBD, 0x19, /* Program RGB->YCrCb Color Space conversion matrix */ + 0xBF, 0x42, /* Program RGB->YCrCb Color Space conversion matrix */ + 0x8C, 0xCB, /* PAL Subcarrier Frequency */ + 0x8D, 0x8A, /* PAL Subcarrier Frequency */ + 0x8E, 0x09, /* PAL Subcarrier Frequency */ + 0x8F, 0x2A, /* PAL Subcarrier Frequency */ + 0x01, 0x00, /* SD-Only Mode */ + 0x80, 0x11, /* SSAF Luma Filter Enabled, PAL Mode */ + 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ + 0x87, 0x80, /* SD Color Bar Test Pattern Enabled, DAC 2 = Luma, DAC 3 = Chroma */ + 0x86, 0x82, + 0x8B, 0x11, + 0x88, 0x20, + 0x8A, 0x0d, +}; + +static const u8 init_NTSC_YCbCr[] = { + 0x00, 0x1E, /* Power up all DACs and PLL */ + 0x8C, 0x1F, /* NTSC Subcarrier Frequency */ + 0x8D, 0x7C, /* NTSC Subcarrier Frequency */ + 0x8E, 0xF0, /* NTSC Subcarrier Frequency */ + 0x8F, 0x21, /* NTSC Subcarrier Frequency */ + 0x01, 0x00, /* SD-Only Mode */ + 0x80, 0x30, /* SSAF Luma Filter Enabled, NTSC Mode */ + 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ + 0x87, 0x00, /* DAC 2 = Luma, DAC 3 = Chroma */ + 0x86, 0x82, + 0x8B, 0x11, + 0x88, 0x08, + 0x8A, 0x0d, +}; + +static const u8 init_PAL_YCbCr[] = { + 0x00, 0x1E, /* Power up all DACs and PLL */ + 0x8C, 0xCB, /* PAL Subcarrier Frequency */ + 0x8D, 0x8A, /* PAL Subcarrier Frequency */ + 0x8E, 0x09, /* PAL Subcarrier Frequency */ + 0x8F, 0x2A, /* PAL Subcarrier Frequency */ + 0x01, 0x00, /* SD-Only Mode */ + 0x80, 0x11, /* SSAF Luma Filter Enabled, PAL Mode */ + 0x82, 0x8B, /* Step control on, pixel data invalid, pedestal on, PrPb SSAF on, CVBS/YC output */ + 0x87, 0x00, /* DAC 2 = Luma, DAC 3 = Chroma */ + 0x86, 0x82, + 0x8B, 0x11, + 0x88, 0x08, + 0x8A, 0x0d, +}; + +static struct adv7393fb_modes known_modes[] = { + /* NTSC 720x480 CRT */ + { + .name = "NTSC 720x480", + .xres = 720, + .yres = 480, + .bpp = 16, + .vmode = FB_VMODE_INTERLACED, + .a_lines = 240, + .vb1_lines = 22, + .vb2_lines = 23, + .tot_lines = 525, + .boeft_blank = 16, + .aoeft_blank = 122, + .adv7393_i2c_initd = init_NTSC, + .adv7393_i2c_initd_len = sizeof(init_NTSC) + }, + /* PAL 720x480 CRT */ + { + .name = "PAL 720x576", + .xres = 720, + .yres = 576, + .bpp = 16, + .vmode = FB_VMODE_INTERLACED, + .a_lines = 288, + .vb1_lines = 24, + .vb2_lines = 25, + .tot_lines = 625, + .boeft_blank = 12, + .aoeft_blank = 132, + .adv7393_i2c_initd = init_PAL, + .adv7393_i2c_initd_len = sizeof(init_PAL) + }, + /* NTSC 640x480 CRT Experimental */ + { + .name = "NTSC 640x480", + .xres = 640, + .yres = 480, + .bpp = 16, + .vmode = FB_VMODE_INTERLACED, + .a_lines = 240, + .vb1_lines = 22, + .vb2_lines = 23, + .tot_lines = 525, + .boeft_blank = 16 + 40, + .aoeft_blank = 122 + 40, + .adv7393_i2c_initd = init_NTSC, + .adv7393_i2c_initd_len = sizeof(init_NTSC) + }, + /* PAL 640x480 CRT Experimental */ + { + .name = "PAL 640x480", + .xres = 640, + .yres = 480, + .bpp = 16, + .vmode = FB_VMODE_INTERLACED, + .a_lines = 288 - 20, + .vb1_lines = 24 + 20, + .vb2_lines = 25 + 20, + .tot_lines = 625, + .boeft_blank = 12 + 40, + .aoeft_blank = 132 + 40, + .adv7393_i2c_initd = init_PAL, + .adv7393_i2c_initd_len = sizeof(init_PAL) + }, + /* NTSC 720x480 YCbCR */ + { + .name = "NTSC 720x480 YCbCR", + .xres = 720, + .yres = 480, + .bpp = 16, + .vmode = FB_VMODE_INTERLACED, + .a_lines = 240, + .vb1_lines = 22, + .vb2_lines = 23, + .tot_lines = 525, + .boeft_blank = 16, + .aoeft_blank = 122, + .adv7393_i2c_initd = init_NTSC_YCbCr, + .adv7393_i2c_initd_len = sizeof(init_NTSC_YCbCr) + }, + /* PAL 720x480 CRT */ + { + .name = "PAL 720x576 YCbCR", + .xres = 720, + .yres = 576, + .bpp = 16, + .vmode = FB_VMODE_INTERLACED, + .a_lines = 288, + .vb1_lines = 24, + .vb2_lines = 25, + .tot_lines = 625, + .boeft_blank = 12, + .aoeft_blank = 132, + .adv7393_i2c_initd = init_PAL_YCbCr, + .adv7393_i2c_initd_len = sizeof(init_PAL_YCbCr) + } +}; + +struct adv7393fb_regs { + +}; + +struct adv7393fb_device { + struct fb_info info; /* FB driver info record */ + + struct i2c_client *client; + + struct dmasg *descriptor_list_head; + struct dmasg *vb1; + struct dmasg *av1; + struct dmasg *vb2; + struct dmasg *av2; + + dma_addr_t dma_handle; + + struct fb_info bfin_adv7393_fb; + + struct adv7393fb_modes *modes; + + struct adv7393fb_regs *regs; /* Registers memory map */ + size_t regs_len; + size_t fb_len; + size_t line_len; + u16 open; + u16 *fb_mem; /* RGB Buffer */ + +}; + +#define to_adv7393fb_device(_info) \ + (_info ? container_of(_info, struct adv7393fb_device, info) : NULL); + +static int bfin_adv7393_fb_open(struct fb_info *info, int user); +static int bfin_adv7393_fb_release(struct fb_info *info, int user); +static int bfin_adv7393_fb_check_var(struct fb_var_screeninfo *var, + struct fb_info *info); + +static int bfin_adv7393_fb_pan_display(struct fb_var_screeninfo *var, + struct fb_info *info); + +static int bfin_adv7393_fb_blank(int blank, struct fb_info *info); + +static void bfin_config_ppi(struct adv7393fb_device *fbdev); +static int bfin_config_dma(struct adv7393fb_device *fbdev); +static void bfin_disable_dma(void); +static void bfin_enable_ppi(void); +static void bfin_disable_ppi(void); + +static inline int adv7393_write(struct i2c_client *client, u8 reg, u8 value); +static inline int adv7393_read(struct i2c_client *client, u8 reg); +static int adv7393_write_block(struct i2c_client *client, const u8 *data, + unsigned int len); + +int bfin_adv7393_fb_cursor(struct fb_info *info, struct fb_cursor *cursor); +static int bfin_adv7393_fb_setcolreg(u_int, u_int, u_int, u_int, + u_int, struct fb_info *info); + +#endif |
