pxa168fb.h

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/*
 * linux/arch/arm/mach-mmp/include/mach/pxa168fb.h
 *
 *  Copyright (C) 2009 Marvell International Ltd.
 *
 * 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 __ASM_MACH_PXA168FB_H
#define __ASM_MACH_PXA168FB_H

#include <linux/fb.h>
#include <linux/interrupt.h>

/* Dumb interface */
#define PIN_MODE_DUMB_24        0
#define PIN_MODE_DUMB_18_SPI        1
#define PIN_MODE_DUMB_18_GPIO       2
#define PIN_MODE_DUMB_16_SPI        3
#define PIN_MODE_DUMB_16_GPIO       4
#define PIN_MODE_DUMB_12_SPI_GPIO   5
#define PIN_MODE_SMART_18_SPI       6
#define PIN_MODE_SMART_16_SPI       7
#define PIN_MODE_SMART_8_SPI_GPIO   8

/* Dumb interface pin allocation */
#define DUMB_MODE_RGB565        0
#define DUMB_MODE_RGB565_UPPER      1
#define DUMB_MODE_RGB666        2
#define DUMB_MODE_RGB666_UPPER      3
#define DUMB_MODE_RGB444        4
#define DUMB_MODE_RGB444_UPPER      5
#define DUMB_MODE_RGB888        6

/* default fb buffer size WVGA-32bits */
#define DEFAULT_FB_SIZE (800 * 480 * 4)

/*
 * Buffer pixel format
 * bit0 is for rb swap.
 * bit12 is for Y UorV swap
 */
#define PIX_FMT_RGB565      0
#define PIX_FMT_BGR565      1
#define PIX_FMT_RGB1555     2
#define PIX_FMT_BGR1555     3
#define PIX_FMT_RGB888PACK  4
#define PIX_FMT_BGR888PACK  5
#define PIX_FMT_RGB888UNPACK    6
#define PIX_FMT_BGR888UNPACK    7
#define PIX_FMT_RGBA888     8
#define PIX_FMT_BGRA888     9
#define PIX_FMT_YUV422PACK  10
#define PIX_FMT_YVU422PACK  11
#define PIX_FMT_YUV422PLANAR    12
#define PIX_FMT_YVU422PLANAR    13
#define PIX_FMT_YUV420PLANAR    14
#define PIX_FMT_YVU420PLANAR    15
#define PIX_FMT_PSEUDOCOLOR 20
#define PIX_FMT_UYVY422PACK (0x1000|PIX_FMT_YUV422PACK)

/*
 * PXA LCD controller private state.
 */
struct pxa168fb_info {
    struct device       *dev;
    struct clk      *clk;
    struct fb_info      *info;

    void __iomem        *reg_base;
    dma_addr_t      fb_start_dma;
    u32         pseudo_palette[16];

    int         pix_fmt;
    unsigned        is_blanked:1;
    unsigned        panel_rbswap:1;
    unsigned        active:1;
};

/*
 * PXA fb machine information
 */
struct pxa168fb_mach_info {
    char    id[16];

    int     num_modes;
    struct fb_videomode *modes;

    /*
     * Pix_fmt
     */
    unsigned    pix_fmt;

    /*
     * I/O pin allocation.
     */
    unsigned    io_pin_allocation_mode:4;

    /*
     * Dumb panel -- assignment of R/G/B component info to the 24
     * available external data lanes.
     */
    unsigned    dumb_mode:4;
    unsigned    panel_rgb_reverse_lanes:1;

    /*
     * Dumb panel -- GPIO output data.
     */
    unsigned    gpio_output_mask:8;
    unsigned    gpio_output_data:8;

    /*
     * Dumb panel -- configurable output signal polarity.
     */
    unsigned    invert_composite_blank:1;
    unsigned    invert_pix_val_ena:1;
    unsigned    invert_pixclock:1;
    unsigned    panel_rbswap:1;
    unsigned    active:1;
    unsigned    enable_lcd:1;
};

#endif /* __ASM_MACH_PXA168FB_H */