Files
linux-legacy/include/linux/ldb.h
Liu Ying 46fcac840e ENGR00122216-2 Support LDB driver
This patch adds LDB driver support.

Signed-off-by: Liu Ying <b17645@freescale.com>
2010-08-10 11:50:18 -05:00

89 lines
2.2 KiB
C

/*
* Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*!
* @file include/linux/ldb.h
*
* @brief This file contains the LDB driver API declarations.
*
* @ingroup LDB
*/
#ifndef __MXC_LDB_H__
#define __MXC_LDB_H__
#include <linux/types.h>
typedef enum {
LDB_INT_REF = 0,
LDB_EXT_REF = 1,
} ldb_bgref_t;
typedef enum {
LDB_VS_ACT_H = 0,
LDB_VS_ACT_L = 1,
} ldb_vsync_t;
typedef enum {
LDB_BIT_MAP_SPWG = 0,
LDB_BIT_MAP_JEIDA = 1,
} ldb_bitmap_t;
typedef enum {
LDB_CHAN_MODE_SIN = 0,
LDB_CHAN_MODE_SEP = 1,
LDB_CHAN_MODE_DUL = 2,
LDB_CHAN_MODE_SPL = 3,
} ldb_channel_mode_t;
typedef struct _ldb_bgref_parm {
ldb_bgref_t bgref_mode;
} ldb_bgref_parm;
typedef struct _ldb_vsync_parm {
int di;
ldb_vsync_t vsync_mode;
} ldb_vsync_parm;
typedef struct _ldb_bitmap_parm {
int channel;
ldb_bitmap_t bitmap_mode;
} ldb_bitmap_parm;
typedef struct _ldb_data_width_parm {
int channel;
int data_width;
} ldb_data_width_parm;
typedef struct _ldb_chan_mode_parm {
int di;
ldb_channel_mode_t channel_mode;
} ldb_chan_mode_parm;
/* IOCTL commands */
#define LDB_BGREF_RMODE _IOW('L', 0x1, ldb_bgref_parm)
#define LDB_VSYNC_POL _IOW('L', 0x2, ldb_vsync_parm)
#define LDB_BIT_MAP _IOW('L', 0x3, ldb_bitmap_parm)
#define LDB_DATA_WIDTH _IOW('L', 0x4, ldb_data_width_parm)
#define LDB_CHAN_MODE _IOW('L', 0x5, ldb_chan_mode_parm)
#define LDB_ENABLE _IOW('L', 0x6, int)
#define LDB_DISABLE _IOW('L', 0x7, int)
#endif