ENGR00122216-2 Support LDB driver

This patch adds LDB driver support.

Signed-off-by: Liu Ying <b17645@freescale.com>

2 files changed, 91 insertions, 1 deletions

diff --git a/include/linux/ldb.h b/include/linux/ldb.h
new file mode 100644
index 000000000000..6540694b7498
--- /dev/null
+++ b/include/linux/ldb.h
@@ -0,0 +1,88 @@
+/*
+ * 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
diff --git a/include/linux/mxcfb.h b/include/linux/mxcfb.h
index f0ea365753a9..dc419e7a8eff 100644
--- a/include/linux/mxcfb.h
+++ b/include/linux/mxcfb.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2004-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2004-2010 Freescale Semiconductor, Inc. All Rights Reserved.
  */
 
 /*
@@ -66,6 +66,8 @@ struct mxcfb_gamma {
 #define MXCFB_SET_LOC_ALPHA     _IOWR('F', 0x26, struct mxcfb_loc_alpha)
 #define MXCFB_SET_LOC_ALP_BUF    _IOW('F', 0x27, unsigned long)
 #define MXCFB_SET_GAMMA	       _IOW('F', 0x28, struct mxcfb_gamma)
+#define MXCFB_GET_FB_IPU_DI 	_IOR('F', 0x29, u_int32_t)
+#define MXCFB_GET_DIFMT	       _IOR('F', 0x2A, u_int32_t)
 
 #ifdef __KERNEL__