| /* |
| * 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 |
