/*
 * Copyright 2010 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: Alex Deucher
 */
#ifndef __EVERGREEN_REG_H__
#define __EVERGREEN_REG_H__

/* evergreen */
#define EVERGREEN_VGA_MEMORY_BASE_ADDRESS               0x310
#define EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH          0x324
#define EVERGREEN_D3VGA_CONTROL                         0x3e0
#define EVERGREEN_D4VGA_CONTROL                         0x3e4
#define EVERGREEN_D5VGA_CONTROL                         0x3e8
#define EVERGREEN_D6VGA_CONTROL                         0x3ec

#define EVERGREEN_P1PLL_SS_CNTL                         0x414
#define EVERGREEN_P2PLL_SS_CNTL                         0x454
#       define EVERGREEN_PxPLL_SS_EN                    (1 << 12)
/* GRPH blocks at 0x6800, 0x7400, 0x10000, 0x10c00, 0x11800, 0x12400 */
#define EVERGREEN_GRPH_ENABLE                           0x6800
#define EVERGREEN_GRPH_CONTROL                          0x6804
#       define EVERGREEN_GRPH_DEPTH(x)                  (((x) & 0x3) << 0)
#       define EVERGREEN_GRPH_DEPTH_8BPP                0
#       define EVERGREEN_GRPH_DEPTH_16BPP               1
#       define EVERGREEN_GRPH_DEPTH_32BPP               2
#       define EVERGREEN_GRPH_FORMAT(x)                 (((x) & 0x7) << 8)
/* 8 BPP */
#       define EVERGREEN_GRPH_FORMAT_INDEXED            0
/* 16 BPP */
#       define EVERGREEN_GRPH_FORMAT_ARGB1555           0
#       define EVERGREEN_GRPH_FORMAT_ARGB565            1
#       define EVERGREEN_GRPH_FORMAT_ARGB4444           2
#       define EVERGREEN_GRPH_FORMAT_AI88               3
#       define EVERGREEN_GRPH_FORMAT_MONO16             4
#       define EVERGREEN_GRPH_FORMAT_BGRA5551           5
/* 32 BPP */
#       define EVERGREEN_GRPH_FORMAT_ARGB8888           0
#       define EVERGREEN_GRPH_FORMAT_ARGB2101010        1
#       define EVERGREEN_GRPH_FORMAT_32BPP_DIG          2
#       define EVERGREEN_GRPH_FORMAT_8B_ARGB2101010     3
#       define EVERGREEN_GRPH_FORMAT_BGRA1010102        4
#       define EVERGREEN_GRPH_FORMAT_8B_BGRA1010102     5
#       define EVERGREEN_GRPH_FORMAT_RGB111110          6
#       define EVERGREEN_GRPH_FORMAT_BGR101111          7
#define EVERGREEN_GRPH_SWAP_CONTROL                     0x680c
#       define EVERGREEN_GRPH_ENDIAN_SWAP(x)            (((x) & 0x3) << 0)
#       define EVERGREEN_GRPH_ENDIAN_NONE               0
#       define EVERGREEN_GRPH_ENDIAN_8IN16              1
#       define EVERGREEN_GRPH_ENDIAN_8IN32              2
#       define EVERGREEN_GRPH_ENDIAN_8IN64              3
#       define EVERGREEN_GRPH_RED_CROSSBAR(x)           (((x) & 0x3) << 4)
#       define EVERGREEN_GRPH_RED_SEL_R                 0
#       define EVERGREEN_GRPH_RED_SEL_G                 1
#       define EVERGREEN_GRPH_RED_SEL_B                 2
#       define EVERGREEN_GRPH_RED_SEL_A                 3
#       define EVERGREEN_GRPH_GREEN_CROSSBAR(x)         (((x) & 0x3) << 6)
#       define EVERGREEN_GRPH_GREEN_SEL_G               0
#       define EVERGREEN_GRPH_GREEN_SEL_B               1
#       define EVERGREEN_GRPH_GREEN_SEL_A               2
#       define EVERGREEN_GRPH_GREEN_SEL_R               3
#       define EVERGREEN_GRPH_BLUE_CROSSBAR(x)          (((x) & 0x3) << 8)
#       define EVERGREEN_GRPH_BLUE_SEL_B                0
#       define EVERGREEN_GRPH_BLUE_SEL_A                1
#       define EVERGREEN_GRPH_BLUE_SEL_R                2
#       define EVERGREEN_GRPH_BLUE_SEL_G                3
#       define EVERGREEN_GRPH_ALPHA_CROSSBAR(x)         (((x) & 0x3) << 10)
#       define EVERGREEN_GRPH_ALPHA_SEL_A               0
#       define EVERGREEN_GRPH_ALPHA_SEL_R               1
#       define EVERGREEN_GRPH_ALPHA_SEL_G               2
#       define EVERGREEN_GRPH_ALPHA_SEL_B               3
#define EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS          0x6810
#define EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS        0x6814
#       define EVERGREEN_GRPH_DFQ_ENABLE                (1 << 0)
#       define EVERGREEN_GRPH_SURFACE_ADDRESS_MASK      0xffffff00
#define EVERGREEN_GRPH_PITCH                            0x6818
#define EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH     0x681c
#define EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH   0x6820
#define EVERGREEN_GRPH_SURFACE_OFFSET_X                 0x6824
#define EVERGREEN_GRPH_SURFACE_OFFSET_Y                 0x6828
#define EVERGREEN_GRPH_X_START                          0x682c
#define EVERGREEN_GRPH_Y_START                          0x6830
#define EVERGREEN_GRPH_X_END                            0x6834
#define EVERGREEN_GRPH_Y_END                            0x6838

/* CUR blocks at 0x6998, 0x7598, 0x10198, 0x10d98, 0x11998, 0x12598 */
#define EVERGREEN_CUR_CONTROL                           0x6998
#       define EVERGREEN_CURSOR_EN                      (1 << 0)
#       define EVERGREEN_CURSOR_MODE(x)                 (((x) & 0x3) << 8)
#       define EVERGREEN_CURSOR_MONO                    0
#       define EVERGREEN_CURSOR_24_1                    1
#       define EVERGREEN_CURSOR_24_8_PRE_MULT           2
#       define EVERGREEN_CURSOR_24_8_UNPRE_MULT         3
#       define EVERGREEN_CURSOR_2X_MAGNIFY              (1 << 16)
#       define EVERGREEN_CURSOR_FORCE_MC_ON             (1 << 20)
#       define EVERGREEN_CURSOR_URGENT_CONTROL(x)       (((x) & 0x7) << 24)
#       define EVERGREEN_CURSOR_URGENT_ALWAYS           0
#       define EVERGREEN_CURSOR_URGENT_1_8              1
#       define EVERGREEN_CURSOR_URGENT_1_4              2
#       define EVERGREEN_CURSOR_URGENT_3_8              3
#       define EVERGREEN_CURSOR_URGENT_1_2              4
#define EVERGREEN_CUR_SURFACE_ADDRESS                   0x699c
#       define EVERGREEN_CUR_SURFACE_ADDRESS_MASK       0xfffff000
#define EVERGREEN_CUR_SIZE                              0x69a0
#define EVERGREEN_CUR_SURFACE_ADDRESS_HIGH              0x69a4
#define EVERGREEN_CUR_POSITION                          0x69a8
#define EVERGREEN_CUR_HOT_SPOT                          0x69ac
#define EVERGREEN_CUR_COLOR1                            0x69b0
#define EVERGREEN_CUR_COLOR2                            0x69b4
#define EVERGREEN_CUR_UPDATE                            0x69b8
#       define EVERGREEN_CURSOR_UPDATE_PENDING          (1 << 0)
#       define EVERGREEN_CURSOR_UPDATE_TAKEN            (1 << 1)
#       define EVERGREEN_CURSOR_UPDATE_LOCK             (1 << 16)
#       define EVERGREEN_CURSOR_DISABLE_MULTIPLE_UPDATE (1 << 24)

/* LUT blocks at 0x69e0, 0x75e0, 0x101e0, 0x10de0, 0x119e0, 0x125e0 */
#define EVERGREEN_DC_LUT_RW_MODE                        0x69e0
#define EVERGREEN_DC_LUT_RW_INDEX                       0x69e4
#define EVERGREEN_DC_LUT_SEQ_COLOR                      0x69e8
#define EVERGREEN_DC_LUT_PWL_DATA                       0x69ec
#define EVERGREEN_DC_LUT_30_COLOR                       0x69f0
#define EVERGREEN_DC_LUT_VGA_ACCESS_ENABLE              0x69f4
#define EVERGREEN_DC_LUT_WRITE_EN_MASK                  0x69f8
#define EVERGREEN_DC_LUT_AUTOFILL                       0x69fc
#define EVERGREEN_DC_LUT_CONTROL                        0x6a00
#define EVERGREEN_DC_LUT_BLACK_OFFSET_BLUE              0x6a04
#define EVERGREEN_DC_LUT_BLACK_OFFSET_GREEN             0x6a08
#define EVERGREEN_DC_LUT_BLACK_OFFSET_RED               0x6a0c
#define EVERGREEN_DC_LUT_WHITE_OFFSET_BLUE              0x6a10
#define EVERGREEN_DC_LUT_WHITE_OFFSET_GREEN             0x6a14
#define EVERGREEN_DC_LUT_WHITE_OFFSET_RED               0x6a18

#define EVERGREEN_DATA_FORMAT                           0x6b00
#       define EVERGREEN_INTERLEAVE_EN                  (1 << 0)
#define EVERGREEN_DESKTOP_HEIGHT                        0x6b04

#define EVERGREEN_VIEWPORT_START                        0x6d70
#define EVERGREEN_VIEWPORT_SIZE                         0x6d74

/* display controller offsets used for crtc/cur/lut/grph/viewport/etc. */
#define EVERGREEN_CRTC0_REGISTER_OFFSET                 (0x6df0 - 0x6df0)
#define EVERGREEN_CRTC1_REGISTER_OFFSET                 (0x79f0 - 0x6df0)
#define EVERGREEN_CRTC2_REGISTER_OFFSET                 (0x105f0 - 0x6df0)
#define EVERGREEN_CRTC3_REGISTER_OFFSET                 (0x111f0 - 0x6df0)
#define EVERGREEN_CRTC4_REGISTER_OFFSET                 (0x11df0 - 0x6df0)
#define EVERGREEN_CRTC5_REGISTER_OFFSET                 (0x129f0 - 0x6df0)

/* CRTC blocks at 0x6df0, 0x79f0, 0x105f0, 0x111f0, 0x11df0, 0x129f0 */
#define EVERGREEN_CRTC_V_BLANK_START_END                0x6e34
#define EVERGREEN_CRTC_CONTROL                          0x6e70
#       define EVERGREEN_CRTC_MASTER_EN                 (1 << 0)
#       define EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE (1 << 24)
#define EVERGREEN_CRTC_STATUS                           0x6e8c
#define EVERGREEN_CRTC_STATUS_POSITION                  0x6e90
#define EVERGREEN_CRTC_UPDATE_LOCK                      0x6ed4

#define EVERGREEN_DC_GPIO_HPD_MASK                      0x64b0
#define EVERGREEN_DC_GPIO_HPD_A                         0x64b4
#define EVERGREEN_DC_GPIO_HPD_EN                        0x64b8
#define EVERGREEN_DC_GPIO_HPD_Y                         0x64bc

#endif
