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regs-lcd.h

#ifndef __ASM_ARCH_REGS_LCD_H
#define __ASM_ARCH_REGS_LCD_H

#include <mach/bitfield.h>

/*
 * LCD Controller Registers and Bits Definitions
 */
#define LCCR0           (0x000)     /* LCD Controller Control Register 0 */
#define LCCR1           (0x004)     /* LCD Controller Control Register 1 */
#define LCCR2           (0x008)     /* LCD Controller Control Register 2 */
#define LCCR3           (0x00C)     /* LCD Controller Control Register 3 */
#define LCCR4           (0x010)     /* LCD Controller Control Register 4 */
#define LCCR5           (0x014)     /* LCD Controller Control Register 5 */
#define LCSR            (0x038)     /* LCD Controller Status Register 0 */
#define LCSR1           (0x034)     /* LCD Controller Status Register 1 */
#define LIIDR           (0x03C)     /* LCD Controller Interrupt ID Register */
#define TMEDRGBR  (0x040)     /* TMED RGB Seed Register */
#define TMEDCR          (0x044)     /* TMED Control Register */

#define FBR0            (0x020)     /* DMA Channel 0 Frame Branch Register */
#define FBR1            (0x024)     /* DMA Channel 1 Frame Branch Register */
#define FBR2            (0x028) /* DMA Channel 2 Frame Branch Register */
#define FBR3            (0x02C) /* DMA Channel 2 Frame Branch Register */
#define FBR4            (0x030) /* DMA Channel 2 Frame Branch Register */
#define FBR5            (0x110) /* DMA Channel 2 Frame Branch Register */
#define FBR6            (0x114) /* DMA Channel 2 Frame Branch Register */

#define OVL1C1          (0x050)     /* Overlay 1 Control Register 1 */
#define OVL1C2          (0x060)     /* Overlay 1 Control Register 2 */
#define OVL2C1          (0x070)     /* Overlay 2 Control Register 1 */
#define OVL2C2          (0x080)     /* Overlay 2 Control Register 2 */

#define CMDCR           (0x100)     /* Command Control Register */
#define PRSR            (0x104)     /* Panel Read Status Register */

#define LCCR3_BPP(x)    ((((x) & 0x7) << 24) | (((x) & 0x8) ? (1 << 29) : 0))

#define LCCR3_PDFOR_0   (0 << 30)
#define LCCR3_PDFOR_1   (1 << 30)
#define LCCR3_PDFOR_2   (2 << 30)
#define LCCR3_PDFOR_3   (3 << 30)

#define LCCR4_PAL_FOR_0 (0 << 15)
#define LCCR4_PAL_FOR_1 (1 << 15)
#define LCCR4_PAL_FOR_2 (2 << 15)
#define LCCR4_PAL_FOR_3 (3 << 15)
#define LCCR4_PAL_FOR_MASK    (3 << 15)

#define FDADR0          (0x200)     /* DMA Channel 0 Frame Descriptor Address Register */
#define FDADR1          (0x210)     /* DMA Channel 1 Frame Descriptor Address Register */
#define FDADR2          (0x220)     /* DMA Channel 2 Frame Descriptor Address Register */
#define FDADR3          (0x230)     /* DMA Channel 3 Frame Descriptor Address Register */
#define FDADR4          (0x240)     /* DMA Channel 4 Frame Descriptor Address Register */
#define FDADR5          (0x250)     /* DMA Channel 5 Frame Descriptor Address Register */
#define FDADR6          (0x260) /* DMA Channel 6 Frame Descriptor Address Register */

#define LCCR0_ENB (1 << 0)    /* LCD Controller enable */
#define LCCR0_CMS (1 << 1)    /* Color/Monochrome Display Select */
#define LCCR0_Color     (LCCR0_CMS*0)     /*  Color display */
#define LCCR0_Mono      (LCCR0_CMS*1)     /*  Monochrome display */
#define LCCR0_SDS (1 << 2)    /* Single/Dual Panel Display Select */
#define LCCR0_Sngl      (LCCR0_SDS*0)     /*  Single panel display */
#define LCCR0_Dual      (LCCR0_SDS*1)     /*  Dual panel display */

#define LCCR0_LDM (1 << 3)    /* LCD Disable Done Mask */
#define LCCR0_SFM (1 << 4)    /* Start of frame mask */
#define LCCR0_IUM (1 << 5)    /* Input FIFO underrun mask */
#define LCCR0_EFM (1 << 6)    /* End of Frame mask */
#define LCCR0_PAS (1 << 7)    /* Passive/Active display Select */
#define LCCR0_Pas (LCCR0_PAS*0)     /*  Passive display (STN) */
#define LCCR0_Act (LCCR0_PAS*1)     /*  Active display (TFT) */
#define LCCR0_DPD (1 << 9)    /* Double Pixel Data (monochrome) */
#define LCCR0_4PixMono  (LCCR0_DPD*0)     /*  4-Pixel/clock Monochrome display */
#define LCCR0_8PixMono  (LCCR0_DPD*1)     /*  8-Pixel/clock Monochrome display */
#define LCCR0_DIS (1 << 10)   /* LCD Disable */
#define LCCR0_QDM (1 << 11)   /* LCD Quick Disable mask */
#define LCCR0_PDD (0xff << 12)      /* Palette DMA request delay */
#define LCCR0_PDD_S     12
#define LCCR0_BM  (1 << 20)   /* Branch mask */
#define LCCR0_OUM (1 << 21)   /* Output FIFO underrun mask */
#define LCCR0_LCDT      (1 << 22)   /* LCD panel type */
#define LCCR0_RDSTM     (1 << 23)   /* Read status interrupt mask */
#define LCCR0_CMDIM     (1 << 24)   /* Command interrupt mask */
#define LCCR0_OUC (1 << 25)   /* Overlay Underlay control bit */
#define LCCR0_LDDALT    (1 << 26)   /* LDD alternate mapping control */

#define LCCR1_PPL Fld (10, 0) /* Pixels Per Line - 1 */
#define LCCR1_DisWdth(Pixel)  (((Pixel) - 1) << FShft (LCCR1_PPL))

#define LCCR1_HSW Fld (6, 10) /* Horizontal Synchronization */
#define LCCR1_HorSnchWdth(Tpix)     (((Tpix) - 1) << FShft (LCCR1_HSW))

#define LCCR1_ELW Fld (8, 16) /* End-of-Line pixel clock Wait - 1 */
#define LCCR1_EndLnDel(Tpix)  (((Tpix) - 1) << FShft (LCCR1_ELW))

#define LCCR1_BLW Fld (8, 24) /* Beginning-of-Line pixel clock */
#define LCCR1_BegLnDel(Tpix)  (((Tpix) - 1) << FShft (LCCR1_BLW))

#define LCCR2_LPP Fld (10, 0) /* Line Per Panel - 1 */
#define LCCR2_DisHght(Line)   (((Line) - 1) << FShft (LCCR2_LPP))

#define LCCR2_VSW Fld (6, 10) /* Vertical Synchronization pulse - 1 */
#define LCCR2_VrtSnchWdth(Tln)      (((Tln) - 1) << FShft (LCCR2_VSW))

#define LCCR2_EFW Fld (8, 16) /* End-of-Frame line clock Wait */
#define LCCR2_EndFrmDel(Tln)  ((Tln) << FShft (LCCR2_EFW))

#define LCCR2_BFW Fld (8, 24) /* Beginning-of-Frame line clock */
#define LCCR2_BegFrmDel(Tln)  ((Tln) << FShft (LCCR2_BFW))

#define LCCR3_API (0xf << 16) /* AC Bias pin trasitions per interrupt */
#define LCCR3_API_S     16
#define LCCR3_VSP (1 << 20)   /* vertical sync polarity */
#define LCCR3_HSP (1 << 21)   /* horizontal sync polarity */
#define LCCR3_PCP (1 << 22)   /* Pixel Clock Polarity (L_PCLK) */
#define LCCR3_PixRsEdg  (LCCR3_PCP*0)     /*  Pixel clock Rising-Edge */
#define LCCR3_PixFlEdg  (LCCR3_PCP*1)     /*  Pixel clock Falling-Edge */

#define LCCR3_OEP (1 << 23)   /* Output Enable Polarity */
#define LCCR3_OutEnH    (LCCR3_OEP*0)     /*  Output Enable active High */
#define LCCR3_OutEnL    (LCCR3_OEP*1)     /*  Output Enable active Low */

#define LCCR3_DPC (1 << 27)   /* double pixel clock mode */
#define LCCR3_PCD Fld (8, 0)  /* Pixel Clock Divisor */
#define LCCR3_PixClkDiv(Div)  (((Div) << FShft (LCCR3_PCD)))

#define LCCR3_ACB Fld (8, 8)  /* AC Bias */
#define LCCR3_Acb(Acb)  (((Acb) << FShft (LCCR3_ACB)))

#define LCCR3_HorSnchH  (LCCR3_HSP*0)     /*  HSP Active High */
#define LCCR3_HorSnchL  (LCCR3_HSP*1)     /*  HSP Active Low */

#define LCCR3_VrtSnchH  (LCCR3_VSP*0)     /*  VSP Active High */
#define LCCR3_VrtSnchL  (LCCR3_VSP*1)     /*  VSP Active Low */

#define LCCR5_IUM(x)    (1 << ((x) + 23)) /* input underrun mask */
#define LCCR5_BSM(x)    (1 << ((x) + 15)) /* branch mask */
#define LCCR5_EOFM(x)   (1 << ((x) + 7))  /* end of frame mask */
#define LCCR5_SOFM(x)   (1 << ((x) + 0))  /* start of frame mask */

#define LCSR_LDD  (1 << 0)    /* LCD Disable Done */
#define LCSR_SOF  (1 << 1)    /* Start of frame */
#define LCSR_BER  (1 << 2)    /* Bus error */
#define LCSR_ABC  (1 << 3)    /* AC Bias count */
#define LCSR_IUL  (1 << 4)    /* input FIFO underrun Lower panel */
#define LCSR_IUU  (1 << 5)    /* input FIFO underrun Upper panel */
#define LCSR_OU         (1 << 6)    /* output FIFO underrun */
#define LCSR_QD         (1 << 7)    /* quick disable */
#define LCSR_EOF  (1 << 8)    /* end of frame */
#define LCSR_BS         (1 << 9)    /* branch status */
#define LCSR_SINT (1 << 10)   /* subsequent interrupt */
#define LCSR_RD_ST      (1 << 11)   /* read status */
#define LCSR_CMD_INT    (1 << 12)   /* command interrupt */

#define LCSR1_IU(x)     (1 << ((x) + 23)) /* Input FIFO underrun */
#define LCSR1_BS(x)     (1 << ((x) + 15)) /* Branch Status */
#define LCSR1_EOF(x)    (1 << ((x) + 7))  /* End of Frame Status */
#define LCSR1_SOF(x)    (1 << ((x) - 1))  /* Start of Frame Status */

#define LDCMD_PAL (1 << 26)   /* instructs DMA to load palette buffer */

/* overlay control registers */
#define OVLxC1_PPL(x)   ((((x) - 1) & 0x3ff) << 0)    /* Pixels Per Line */
#define OVLxC1_LPO(x)   ((((x) - 1) & 0x3ff) << 10)   /* Number of Lines */
#define OVLxC1_BPP(x)   (((x) & 0xf) << 20)     /* Bits Per Pixel */
#define OVLxC1_OEN      (1 << 31)         /* Enable bit for Overlay */
#define OVLxC2_XPOS(x)  (((x) & 0x3ff) << 0)    /* Horizontal Position */
#define OVLxC2_YPOS(x)  (((x) & 0x3ff) << 10)   /* Vertical Position */
#define OVL2C2_PFOR(x)  (((x) & 0x7) << 20)     /* Pixel Format */

/* smartpanel related */
#define PRSR_DATA(x)    ((x) & 0xff)      /* Panel Data */
#define PRSR_A0         (1 << 8)    /* Read Data Source */
#define PRSR_ST_OK      (1 << 9)    /* Status OK */
#define PRSR_CON_NT     (1 << 10)   /* Continue to Next Command */

#define SMART_CMD_A0                 (0x1 << 8)
#define SMART_CMD_READ_STATUS_REG    (0x0 << 9)
#define SMART_CMD_READ_FRAME_BUFFER ((0x0 << 9) | SMART_CMD_A0)
#define SMART_CMD_WRITE_COMMAND            (0x1 << 9)
#define SMART_CMD_WRITE_DATA        ((0x1 << 9) | SMART_CMD_A0)
#define SMART_CMD_WRITE_FRAME       ((0x2 << 9) | SMART_CMD_A0)
#define SMART_CMD_WAIT_FOR_VSYNC     (0x3 << 9)
#define SMART_CMD_NOOP               (0x4 << 9)
#define SMART_CMD_INTERRUPT          (0x5 << 9)

#define SMART_CMD(x)    (SMART_CMD_WRITE_COMMAND | ((x) & 0xff))
#define SMART_DAT(x)    (SMART_CMD_WRITE_DATA | ((x) & 0xff))

/* SMART_DELAY() is introduced for software controlled delay primitive which
 * can be inserted between command sequences, unused command 0x6 is used here
 * and delay ranges from 0ms ~ 255ms
 */
#define SMART_CMD_DELAY       (0x6 << 9)
#define SMART_DELAY(ms)       (SMART_CMD_DELAY | ((ms) & 0xff))
#endif /* __ASM_ARCH_REGS_LCD_H */

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