2 * linux/drivers/video/sa1100fb.h
3 * -- StrongARM 1100 LCD Controller Frame Buffer Device
5 * Copyright (C) 1999 Eric A. Thomas
6 * Based on acornfb.c Copyright (C) Russell King.
8 * This file is subject to the terms and conditions of the GNU General Public
9 * License. See the file COPYING in the main directory of this archive
13 /* Shadows for LCD controller registers */
14 struct sa1100fb_lcd_reg {
21 struct sa1100fb_info {
24 const struct sa1100fb_rgb *rgb[NR_RGB];
27 * These are the addresses we mapped
28 * the framebuffer memory region to.
35 dma_addr_t screen_dma;
37 dma_addr_t palette_dma;
48 volatile u_char state;
49 volatile u_char task_state;
50 struct mutex ctrlr_lock;
51 wait_queue_head_t ctrlr_wait;
52 struct work_struct task;
54 #ifdef CONFIG_CPU_FREQ
55 struct notifier_block freq_transition;
56 struct notifier_block freq_policy;
59 const struct sa1100fb_mach_info *inf;
62 #define TO_INF(ptr,member) container_of(ptr,struct sa1100fb_info,member)
64 #define SA1100_PALETTE_MODE_VAL(bpp) (((bpp) & 0x018) << 9)
67 * These are the actions for set_ctrlr_state
71 #define C_DISABLE_CLKCHANGE (2)
72 #define C_ENABLE_CLKCHANGE (3)
73 #define C_REENABLE (4)
74 #define C_DISABLE_PM (5)
75 #define C_ENABLE_PM (6)
78 #define SA1100_NAME "SA1100"
81 * Minimum X and Y resolutions