initial commit, taken and modified from linaro/insignal
diff --git a/exynos4/hal/include/s3c_lcd.h b/exynos4/hal/include/s3c_lcd.h
new file mode 100644
index 0000000..7f2dec7
--- /dev/null
+++ b/exynos4/hal/include/s3c_lcd.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright@ Samsung Electronics Co. LTD
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _S3CFB_LCD_
+#define _S3CFB_LCD_
+
+/*
+ * S T R U C T U R E S  F O R  C U S T O M  I O C T L S
+ *
+*/
+struct s3cfb_user_window {
+    int x;
+    int y;
+};
+
+struct s3cfb_user_plane_alpha {
+    int             channel;
+    unsigned char   red;
+    unsigned char   green;
+    unsigned char   blue;
+};
+
+struct s3cfb_user_chroma {
+    int             enabled;
+    unsigned char   red;
+    unsigned char   green;
+    unsigned char   blue;
+};
+
+typedef struct {
+    unsigned int phy_start_addr;
+    unsigned int xres;      /* visible resolution*/
+    unsigned int yres;
+    unsigned int xres_virtual;  /* virtual resolution*/
+    unsigned int yres_virtual;
+    unsigned int xoffset;   /* offset from virtual to visible */
+    unsigned int yoffset;   /* resolution   */
+    unsigned int lcd_offset_x;
+    unsigned int lcd_offset_y;
+} s3c_fb_next_info_t;
+
+#ifdef BOARD_USE_V4L2_ION
+struct s3c_fb_user_ion_client {
+    int fd;
+    int offset;
+};
+#endif
+
+/*
+ * C U S T O M  I O C T L S
+ *
+*/
+
+#define S3CFB_WIN_POSITION          _IOW ('F', 203, struct s3cfb_user_window)
+#define S3CFB_WIN_SET_PLANE_ALPHA   _IOW ('F', 204, struct s3cfb_user_plane_alpha)
+#define S3CFB_WIN_SET_CHROMA        _IOW ('F', 205, struct s3cfb_user_chroma)
+#define S3CFB_SET_VSYNC_INT         _IOW ('F', 206, unsigned int)
+#define S3CFB_SET_SUSPEND_FIFO      _IOW ('F', 300, unsigned long)
+#define S3CFB_SET_RESUME_FIFO       _IOW ('F', 301, unsigned long)
+#define S3CFB_GET_LCD_WIDTH         _IOR ('F', 302, int)
+#define S3CFB_GET_LCD_HEIGHT        _IOR ('F', 303, int)
+#define S3CFB_GET_FB_PHY_ADDR       _IOR ('F', 310, unsigned int)
+#define S3C_FB_GET_CURR_FB_INFO     _IOR ('F', 305, s3c_fb_next_info_t)
+#define S3CFB_GET_ION_USER_HANDLE   _IOWR('F', 208, struct s3c_fb_user_ion_client)
+
+/***************** LCD frame buffer *****************/
+#define FB0_NAME    "/dev/fb0"
+#define FB1_NAME    "/dev/fb1"
+#define FB2_NAME    "/dev/fb2"
+#define FB3_NAME    "/dev/fb3"
+#define FB4_NAME    "/dev/fb4"
+
+#endif