1 /* 2 * metronomefb.h - definitions for the metronome framebuffer driver 3 * 4 * Copyright (C) 2008 by Jaya Kumar 5 * 6 * This file is subject to the terms and conditions of the GNU General Public 7 * License. See the file COPYING in the main directory of this archive for 8 * more details. 9 * 10 */ 11 12 #ifndef _LINUX_METRONOMEFB_H_ 13 #define _LINUX_METRONOMEFB_H_ 14 15 /* address and control descriptors used by metronome controller */ 16 struct metromem_desc { 17 u32 mFDADR0; 18 u32 mFSADR0; 19 u32 mFIDR0; 20 u32 mLDCMD0; 21 }; 22 23 /* command structure used by metronome controller */ 24 struct metromem_cmd { 25 u16 opcode; 26 u16 args[((64-2)/2)]; 27 u16 csum; 28 }; 29 30 /* struct used by metronome. board specific stuff comes from *board */ 31 struct metronomefb_par { 32 unsigned char *metromem; 33 struct metromem_desc *metromem_desc; 34 struct metromem_cmd *metromem_cmd; 35 unsigned char *metromem_wfm; 36 unsigned char *metromem_img; 37 u16 *metromem_img_csum; 38 u16 *csum_table; 39 int metromemsize; 40 dma_addr_t metromem_dma; 41 dma_addr_t metromem_desc_dma; 42 struct fb_info *info; 43 struct metronome_board *board; 44 wait_queue_head_t waitq; 45 u8 frame_count; 46 }; 47 48 /* board specific routines */ 49 struct metronome_board { 50 struct module *owner; 51 void (*free_irq)(struct fb_info *); 52 void (*init_gpio_regs)(struct metronomefb_par *); 53 void (*init_lcdc_regs)(struct metronomefb_par *); 54 void (*post_dma_setup)(struct metronomefb_par *); 55 void (*set_rst)(struct metronomefb_par *, int); 56 void (*set_stdby)(struct metronomefb_par *, int); 57 int (*met_wait_event)(struct metronomefb_par *); 58 int (*met_wait_event_intr)(struct metronomefb_par *); 59 int (*setup_irq)(struct fb_info *); 60 }; 61 62 #endif 63