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