--- /dev/null
+/* linux/drivers/gpu/drm/exynos/regs-gsc.h
+ *
+ * Copyright (c) 2012 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * Register definition file for Samsung G-Scaler driver
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef EXYNOS_REGS_GSC_H_
+#define EXYNOS_REGS_GSC_H_
+
+/* G-Scaler enable */
+#define GSC_ENABLE 0x00
+#define GSC_ENABLE_PP_UPDATE_TIME_MASK (1 << 9)
+#define GSC_ENABLE_PP_UPDATE_TIME_CURR (0 << 9)
+#define GSC_ENABLE_PP_UPDATE_TIME_EOPAS (1 << 9)
+#define GSC_ENABLE_CLK_GATE_MODE_MASK (1 << 8)
+#define GSC_ENABLE_CLK_GATE_MODE_FREE (1 << 8)
+#define GSC_ENABLE_IPC_MODE_MASK (1 << 7)
+#define GSC_ENABLE_NORM_MODE (0 << 7)
+#define GSC_ENABLE_IPC_MODE (1 << 7)
+#define GSC_ENABLE_PP_UPDATE_MODE_MASK (1 << 6)
+#define GSC_ENABLE_PP_UPDATE_FIRE_MODE (1 << 6)
+#define GSC_ENABLE_IN_PP_UPDATE (1 << 5)
+#define GSC_ENABLE_ON_CLEAR_MASK (1 << 4)
+#define GSC_ENABLE_ON_CLEAR_ONESHOT (1 << 4)
+#define GSC_ENABLE_QOS_ENABLE (1 << 3)
+#define GSC_ENABLE_OP_STATUS (1 << 2)
+#define GSC_ENABLE_SFR_UPDATE (1 << 1)
+#define GSC_ENABLE_ON (1 << 0)
+
+/* G-Scaler S/W reset */
+#define GSC_SW_RESET 0x04
+#define GSC_SW_RESET_SRESET (1 << 0)
+
+/* G-Scaler IRQ */
+#define GSC_IRQ 0x08
+#define GSC_IRQ_STATUS_OR_IRQ (1 << 17)
+#define GSC_IRQ_STATUS_OR_FRM_DONE (1 << 16)
+#define GSC_IRQ_OR_MASK (1 << 2)
+#define GSC_IRQ_FRMDONE_MASK (1 << 1)
+#define GSC_IRQ_ENABLE (1 << 0)
+
+/* G-Scaler input control */
+#define GSC_IN_CON 0x10
+#define GSC_IN_CHROM_STRIDE_SEL_MASK (1 << 20)
+#define GSC_IN_CHROM_STRIDE_SEPAR (1 << 20)
+#define GSC_IN_RB_SWAP_MASK (1 << 19)
+#define GSC_IN_RB_SWAP (1 << 19)
+#define GSC_IN_ROT_MASK (7 << 16)
+#define GSC_IN_ROT_270 (7 << 16)
+#define GSC_IN_ROT_90_YFLIP (6 << 16)
+#define GSC_IN_ROT_90_XFLIP (5 << 16)
+#define GSC_IN_ROT_90 (4 << 16)
+#define GSC_IN_ROT_180 (3 << 16)
+#define GSC_IN_ROT_YFLIP (2 << 16)
+#define GSC_IN_ROT_XFLIP (1 << 16)
+#define GSC_IN_RGB_TYPE_MASK (3 << 14)
+#define GSC_IN_RGB_HD_WIDE (3 << 14)
+#define GSC_IN_RGB_HD_NARROW (2 << 14)
+#define GSC_IN_RGB_SD_WIDE (1 << 14)
+#define GSC_IN_RGB_SD_NARROW (0 << 14)
+#define GSC_IN_YUV422_1P_ORDER_MASK (1 << 13)
+#define GSC_IN_YUV422_1P_ORDER_LSB_Y (0 << 13)
+#define GSC_IN_YUV422_1P_OEDER_LSB_C (1 << 13)
+#define GSC_IN_CHROMA_ORDER_MASK (1 << 12)
+#define GSC_IN_CHROMA_ORDER_CBCR (0 << 12)
+#define GSC_IN_CHROMA_ORDER_CRCB (1 << 12)
+#define GSC_IN_FORMAT_MASK (7 << 8)
+#define GSC_IN_XRGB8888 (0 << 8)
+#define GSC_IN_RGB565 (1 << 8)
+#define GSC_IN_YUV420_2P (2 << 8)
+#define GSC_IN_YUV420_3P (3 << 8)
+#define GSC_IN_YUV422_1P (4 << 8)
+#define GSC_IN_YUV422_2P (5 << 8)
+#define GSC_IN_YUV422_3P (6 << 8)
+#define GSC_IN_TILE_TYPE_MASK (1 << 4)
+#define GSC_IN_TILE_C_16x8 (0 << 4)
+#define GSC_IN_TILE_C_16x16 (1 << 4)
+#define GSC_IN_TILE_MODE (1 << 3)
+#define GSC_IN_LOCAL_SEL_MASK (3 << 1)
+#define GSC_IN_LOCAL_CAM3 (3 << 1)
+#define GSC_IN_LOCAL_FIMD_WB (2 << 1)
+#define GSC_IN_LOCAL_CAM1 (1 << 1)
+#define GSC_IN_LOCAL_CAM0 (0 << 1)
+#define GSC_IN_PATH_MASK (1 << 0)
+#define GSC_IN_PATH_LOCAL (1 << 0)
+#define GSC_IN_PATH_MEMORY (0 << 0)
+
+/* G-Scaler source image size */
+#define GSC_SRCIMG_SIZE 0x14
+#define GSC_SRCIMG_HEIGHT_MASK (0x1fff << 16)
+#define GSC_SRCIMG_HEIGHT(x) ((x) << 16)
+#define GSC_SRCIMG_WIDTH_MASK (0x3fff << 0)
+#define GSC_SRCIMG_WIDTH(x) ((x) << 0)
+
+/* G-Scaler source image offset */
+#define GSC_SRCIMG_OFFSET 0x18
+#define GSC_SRCIMG_OFFSET_Y_MASK (0x1fff << 16)
+#define GSC_SRCIMG_OFFSET_Y(x) ((x) << 16)
+#define GSC_SRCIMG_OFFSET_X_MASK (0x1fff << 0)
+#define GSC_SRCIMG_OFFSET_X(x) ((x) << 0)
+
+/* G-Scaler cropped source image size */
+#define GSC_CROPPED_SIZE 0x1C
+#define GSC_CROPPED_HEIGHT_MASK (0x1fff << 16)
+#define GSC_CROPPED_HEIGHT(x) ((x) << 16)
+#define GSC_CROPPED_WIDTH_MASK (0x1fff << 0)
+#define GSC_CROPPED_WIDTH(x) ((x) << 0)
+
+/* G-Scaler output control */
+#define GSC_OUT_CON 0x20
+#define GSC_OUT_GLOBAL_ALPHA_MASK (0xff << 24)
+#define GSC_OUT_GLOBAL_ALPHA(x) ((x) << 24)
+#define GSC_OUT_CHROM_STRIDE_SEL_MASK (1 << 13)
+#define GSC_OUT_CHROM_STRIDE_SEPAR (1 << 13)
+#define GSC_OUT_RB_SWAP_MASK (1 << 12)
+#define GSC_OUT_RB_SWAP (1 << 12)
+#define GSC_OUT_RGB_TYPE_MASK (3 << 10)
+#define GSC_OUT_RGB_HD_NARROW (3 << 10)
+#define GSC_OUT_RGB_HD_WIDE (2 << 10)
+#define GSC_OUT_RGB_SD_NARROW (1 << 10)
+#define GSC_OUT_RGB_SD_WIDE (0 << 10)
+#define GSC_OUT_YUV422_1P_ORDER_MASK (1 << 9)
+#define GSC_OUT_YUV422_1P_ORDER_LSB_Y (0 << 9)
+#define GSC_OUT_YUV422_1P_OEDER_LSB_C (1 << 9)
+#define GSC_OUT_CHROMA_ORDER_MASK (1 << 8)
+#define GSC_OUT_CHROMA_ORDER_CBCR (0 << 8)
+#define GSC_OUT_CHROMA_ORDER_CRCB (1 << 8)
+#define GSC_OUT_FORMAT_MASK (7 << 4)
+#define GSC_OUT_XRGB8888 (0 << 4)
+#define GSC_OUT_RGB565 (1 << 4)
+#define GSC_OUT_YUV420_2P (2 << 4)
+#define GSC_OUT_YUV420_3P (3 << 4)
+#define GSC_OUT_YUV422_1P (4 << 4)
+#define GSC_OUT_YUV422_2P (5 << 4)
+#define GSC_OUT_YUV444 (7 << 4)
+#define GSC_OUT_TILE_TYPE_MASK (1 << 2)
+#define GSC_OUT_TILE_C_16x8 (0 << 2)
+#define GSC_OUT_TILE_C_16x16 (1 << 2)
+#define GSC_OUT_TILE_MODE (1 << 1)
+#define GSC_OUT_PATH_MASK (1 << 0)
+#define GSC_OUT_PATH_LOCAL (1 << 0)
+#define GSC_OUT_PATH_MEMORY (0 << 0)
+
+/* G-Scaler scaled destination image size */
+#define GSC_SCALED_SIZE 0x24
+#define GSC_SCALED_HEIGHT_MASK (0x1fff << 16)
+#define GSC_SCALED_HEIGHT(x) ((x) << 16)
+#define GSC_SCALED_WIDTH_MASK (0x1fff << 0)
+#define GSC_SCALED_WIDTH(x) ((x) << 0)
+
+/* G-Scaler pre scale ratio */
+#define GSC_PRE_SCALE_RATIO 0x28
+#define GSC_PRESC_SHFACTOR_MASK (7 << 28)
+#define GSC_PRESC_SHFACTOR(x) ((x) << 28)
+#define GSC_PRESC_V_RATIO_MASK (7 << 16)
+#define GSC_PRESC_V_RATIO(x) ((x) << 16)
+#define GSC_PRESC_H_RATIO_MASK (7 << 0)
+#define GSC_PRESC_H_RATIO(x) ((x) << 0)
+
+/* G-Scaler main scale horizontal ratio */
+#define GSC_MAIN_H_RATIO 0x2C
+#define GSC_MAIN_H_RATIO_MASK (0xfffff << 0)
+#define GSC_MAIN_H_RATIO_VALUE(x) ((x) << 0)
+
+/* G-Scaler main scale vertical ratio */
+#define GSC_MAIN_V_RATIO 0x30
+#define GSC_MAIN_V_RATIO_MASK (0xfffff << 0)
+#define GSC_MAIN_V_RATIO_VALUE(x) ((x) << 0)
+
+/* G-Scaler input chrominance stride */
+#define GSC_IN_CHROM_STRIDE 0x3C
+#define GSC_IN_CHROM_STRIDE_MASK (0x3fff << 0)
+#define GSC_IN_CHROM_STRIDE_VALUE(x) ((x) << 0)
+
+/* G-Scaler destination image size */
+#define GSC_DSTIMG_SIZE 0x40
+#define GSC_DSTIMG_HEIGHT_MASK (0x1fff << 16)
+#define GSC_DSTIMG_HEIGHT(x) ((x) << 16)
+#define GSC_DSTIMG_WIDTH_MASK (0x1fff << 0)
+#define GSC_DSTIMG_WIDTH(x) ((x) << 0)
+
+/* G-Scaler destination image offset */
+#define GSC_DSTIMG_OFFSET 0x44
+#define GSC_DSTIMG_OFFSET_Y_MASK (0x1fff << 16)
+#define GSC_DSTIMG_OFFSET_Y(x) ((x) << 16)
+#define GSC_DSTIMG_OFFSET_X_MASK (0x1fff << 0)
+#define GSC_DSTIMG_OFFSET_X(x) ((x) << 0)
+
+/* G-Scaler output chrominance stride */
+#define GSC_OUT_CHROM_STRIDE 0x48
+#define GSC_OUT_CHROM_STRIDE_MASK (0x3fff << 0)
+#define GSC_OUT_CHROM_STRIDE_VALUE(x) ((x) << 0)
+
+/* G-Scaler input y address mask */
+#define GSC_IN_BASE_ADDR_Y_MASK 0x4C
+/* G-Scaler input y base address */
+#define GSC_IN_BASE_ADDR_Y(n) (0x50 + (n) * 0x4)
+/* G-Scaler input y base current address */
+#define GSC_IN_BASE_ADDR_Y_CUR(n) (0x60 + (n) * 0x4)
+
+/* G-Scaler input cb address mask */
+#define GSC_IN_BASE_ADDR_CB_MASK 0x7C
+/* G-Scaler input cb base address */
+#define GSC_IN_BASE_ADDR_CB(n) (0x80 + (n) * 0x4)
+/* G-Scaler input cb base current address */
+#define GSC_IN_BASE_ADDR_CB_CUR(n) (0x90 + (n) * 0x4)
+
+/* G-Scaler input cr address mask */
+#define GSC_IN_BASE_ADDR_CR_MASK 0xAC
+/* G-Scaler input cr base address */
+#define GSC_IN_BASE_ADDR_CR(n) (0xB0 + (n) * 0x4)
+/* G-Scaler input cr base current address */
+#define GSC_IN_BASE_ADDR_CR_CUR(n) (0xC0 + (n) * 0x4)
+
+/* G-Scaler input address mask */
+#define GSC_IN_CURR_ADDR_INDEX (0xf << 24)
+#define GSC_IN_CURR_GET_INDEX(x) ((x) >> 24)
+#define GSC_IN_BASE_ADDR_PINGPONG(x) ((x) << 16)
+#define GSC_IN_BASE_ADDR_MASK (0xff << 0)
+
+/* G-Scaler output y address mask */
+#define GSC_OUT_BASE_ADDR_Y_MASK 0x10C
+/* G-Scaler output y base address */
+#define GSC_OUT_BASE_ADDR_Y(n) (0x110 + (n) * 0x4)
+
+/* G-Scaler output cb address mask */
+#define GSC_OUT_BASE_ADDR_CB_MASK 0x15C
+/* G-Scaler output cb base address */
+#define GSC_OUT_BASE_ADDR_CB(n) (0x160 + (n) * 0x4)
+
+/* G-Scaler output cr address mask */
+#define GSC_OUT_BASE_ADDR_CR_MASK 0x1AC
+/* G-Scaler output cr base address */
+#define GSC_OUT_BASE_ADDR_CR(n) (0x1B0 + (n) * 0x4)
+
+/* G-Scaler output address mask */
+#define GSC_OUT_CURR_ADDR_INDEX (0xf << 24)
+#define GSC_OUT_CURR_GET_INDEX(x) ((x) >> 24)
+#define GSC_OUT_BASE_ADDR_PINGPONG(x) ((x) << 16)
+#define GSC_OUT_BASE_ADDR_MASK (0xffff << 0)
+
+/* G-Scaler horizontal scaling filter */
+#define GSC_HCOEF(n, s, x) (0x300 + (n) * 0x4 + (s) * 0x30 + (x) * 0x300)
+
+/* G-Scaler vertical scaling filter */
+#define GSC_VCOEF(n, s, x) (0x200 + (n) * 0x4 + (s) * 0x30 + (x) * 0x300)
+
+/* G-Scaler BUS control */
+#define GSC_BUSCON 0xA78
+#define GSC_BUSCON_INT_TIME_MASK (1 << 8)
+#define GSC_BUSCON_INT_DATA_TRANS (0 << 8)
+#define GSC_BUSCON_INT_AXI_RESPONSE (1 << 8)
+#define GSC_BUSCON_AWCACHE(x) ((x) << 4)
+#define GSC_BUSCON_ARCACHE(x) ((x) << 0)
+
+/* G-Scaler V position */
+#define GSC_VPOSITION 0xA7C
+#define GSC_VPOS_F(x) ((x) << 0)
+
+
+/* G-Scaler clock initial count */
+#define GSC_CLK_INIT_COUNT 0xC00
+#define GSC_CLK_GATE_MODE_INIT_CNT(x) ((x) << 0)
+
+/* G-Scaler clock snoop count */
+#define GSC_CLK_SNOOP_COUNT 0xC04
+#define GSC_CLK_GATE_MODE_SNOOP_CNT(x) ((x) << 0)
+
+/* SYSCON. GSCBLK_CFG */
+#define SYSREG_GSCBLK_CFG1 (S3C_VA_SYS + 0x0224)
+#define GSC_BLK_DISP1WB_DEST(x) (x << 10)
+#define GSC_BLK_SW_RESET_WB_DEST(x) (1 << (18 + x))
+#define GSC_BLK_PXLASYNC_LO_MASK_WB(x) (0 << (14 + x))
+#define GSC_BLK_GSCL_WB_IN_SRC_SEL(x) (1 << (2 * x))
+#define SYSREG_GSCBLK_CFG2 (S3C_VA_SYS + 0x2000)
+#define PXLASYNC_LO_MASK_CAMIF_GSCL(x) (1 << (x))
+
+#endif /* EXYNOS_REGS_GSC_H_ */
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