drivers/video/fbdev/nuc900fb.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *
   4  * Copyright (c) 2009 Nuvoton technology corporation
   5  * All rights reserved.
   6  *
   7  *   Author:
   8  *        Wang Qiang(rurality.linux@gmail.com)  2009/12/16
   9  */
  10
  11 #ifndef __NUC900FB_H
  12 #define __NUC900FB_H
  13
  14 #include <mach/map.h>
  15 #include <linux/platform_data/video-nuc900fb.h>
  16
  17 enum nuc900_lcddrv_type {
  18         LCDDRV_NUC910,
  19         LCDDRV_NUC930,
  20         LCDDRV_NUC932,
  21         LCDDRV_NUC950,
  22         LCDDRV_NUC960,
  23 };
  24
  25
  26 #define PALETTE_BUFFER_SIZE     256
  27 #define PALETTE_BUFF_CLEAR      (0x80000000) /* entry is clear/invalid */
  28
  29 struct nuc900fb_info {
  30         struct device           *dev;
  31         struct clk              *clk;
  32
  33         struct resource         *mem;
  34         void __iomem            *io;
  35         void __iomem            *irq_base;
  36         int                     drv_type;
  37         struct nuc900fb_hw      regs;
  38         unsigned long           clk_rate;
  39
  40 #ifdef CONFIG_CPU_FREQ
  41         struct notifier_block   freq_transition;
  42 #endif
  43
  44         /* keep these registers in case we need to re-write palette */
  45         u32                     palette_buffer[PALETTE_BUFFER_SIZE];
  46         u32                     pseudo_pal[16];
  47 };
  48
  49 int nuc900fb_init(void);
  50
  51 #endif /* __NUC900FB_H */