root/drivers/gpu/drm/mediatek/mtk_dpi_regs.h
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2014 MediaTek Inc.
 * Author: Jie Qiu <jie.qiu@mediatek.com>
 */
#ifndef __MTK_DPI_REGS_H
#define __MTK_DPI_REGS_H

#define DPI_EN                  0x00
#define EN                              BIT(0)

#define DPI_RET                 0x04
#define RST                             BIT(0)

#define DPI_INTEN               0x08
#define INT_VSYNC_EN                    BIT(0)
#define INT_VDE_EN                      BIT(1)
#define INT_UNDERFLOW_EN                BIT(2)

#define DPI_INTSTA              0x0C
#define INT_VSYNC_STA                   BIT(0)
#define INT_VDE_STA                     BIT(1)
#define INT_UNDERFLOW_STA               BIT(2)

#define DPI_CON                 0x10
#define BG_ENABLE                       BIT(0)
#define IN_RB_SWAP                      BIT(1)
#define INTL_EN                         BIT(2)
#define TDFP_EN                         BIT(3)
#define CLPF_EN                         BIT(4)
#define YUV422_EN                       BIT(5)
#define CSC_ENABLE                      BIT(6)
#define R601_SEL                        BIT(7)
#define EMBSYNC_EN                      BIT(8)
#define VS_LODD_EN                      BIT(16)
#define VS_LEVEN_EN                     BIT(17)
#define VS_RODD_EN                      BIT(18)
#define VS_REVEN                        BIT(19)
#define FAKE_DE_LODD                    BIT(20)
#define FAKE_DE_LEVEN                   BIT(21)
#define FAKE_DE_RODD                    BIT(22)
#define FAKE_DE_REVEN                   BIT(23)

/* DPI_CON: DPI instances */
#define DPI_OUTPUT_1T1P_EN              BIT(24)
#define DPI_INPUT_2P_EN                 BIT(25)
/* DPI_CON: DPINTF instances */
#define DPINTF_YUV422_EN                BIT(24)
#define DPINTF_CSC_ENABLE               BIT(26)
#define DPINTF_INPUT_2P_EN              BIT(29)

#define DPI_OUTPUT_SETTING      0x14
#define CH_SWAP                         0
#define DPINTF_CH_SWAP                  1
#define CH_SWAP_MASK                    (0x7 << 0)
#define SWAP_RGB                        0x00
#define SWAP_GBR                        0x01
#define SWAP_BRG                        0x02
#define SWAP_RBG                        0x03
#define SWAP_GRB                        0x04
#define SWAP_BGR                        0x05
#define BIT_SWAP                        BIT(3)
#define B_MASK                          BIT(4)
#define G_MASK                          BIT(5)
#define R_MASK                          BIT(6)
#define DE_MASK                         BIT(8)
#define HS_MASK                         BIT(9)
#define VS_MASK                         BIT(10)
#define DE_POL                          BIT(12)
#define HSYNC_POL                       BIT(13)
#define VSYNC_POL                       BIT(14)
#define CK_POL                          BIT(15)
#define OEN_OFF                         BIT(16)
#define EDGE_SEL                        BIT(17)
#define OUT_BIT                         18
#define OUT_BIT_MASK                    (0x3 << 18)
#define OUT_BIT_8                       0x00
#define OUT_BIT_10                      0x01
#define OUT_BIT_12                      0x02
#define OUT_BIT_16                      0x03
#define YC_MAP                          20
#define YC_MAP_MASK                     (0x7 << 20)
#define YC_MAP_RGB                      0x00
#define YC_MAP_CYCY                     0x04
#define YC_MAP_YCYC                     0x05
#define YC_MAP_CY                       0x06
#define YC_MAP_YC                       0x07

#define DPI_SIZE                0x18
#define HSIZE                           0
#define HSIZE_MASK                      (0x1FFF << 0)
#define DPINTF_HSIZE_MASK               (0xFFFF << 0)
#define VSIZE                           16
#define VSIZE_MASK                      (0x1FFF << 16)
#define DPINTF_VSIZE_MASK               (0xFFFF << 16)

#define DPI_DDR_SETTING         0x1C
#define DDR_EN                          BIT(0)
#define DDDR_SEL                        BIT(1)
#define DDR_4PHASE                      BIT(2)
#define DDR_WIDTH                       (0x3 << 4)
#define DDR_PAD_MODE                    (0x1 << 8)

#define DPI_TGEN_HWIDTH         0x20
#define HPW                             0
#define HPW_MASK                        (0xFFF << 0)
#define DPINTF_HPW_MASK                 (0xFFFF << 0)

#define DPI_TGEN_HPORCH         0x24
#define HBP                             0
#define HBP_MASK                        (0xFFF << 0)
#define DPINTF_HBP_MASK                 (0xFFFF << 0)
#define HFP                             16
#define HFP_MASK                        (0xFFF << 16)
#define DPINTF_HFP_MASK                 (0xFFFF << 16)

#define DPI_TGEN_VWIDTH         0x28
#define DPI_TGEN_VPORCH         0x2C

#define VSYNC_WIDTH_SHIFT               0
#define VSYNC_WIDTH_MASK                (0xFFF << 0)
#define DPINTF_VSYNC_WIDTH_MASK         (0xFFFF << 0)
#define VSYNC_HALF_LINE_SHIFT           16
#define VSYNC_HALF_LINE_MASK            BIT(16)
#define VSYNC_BACK_PORCH_SHIFT          0
#define VSYNC_BACK_PORCH_MASK           (0xFFF << 0)
#define DPINTF_VSYNC_BACK_PORCH_MASK    (0xFFFF << 0)
#define VSYNC_FRONT_PORCH_SHIFT         16
#define VSYNC_FRONT_PORCH_MASK          (0xFFF << 16)
#define DPINTF_VSYNC_FRONT_PORCH_MASK   (0xFFFF << 16)

#define DPI_BG_HCNTL            0x30
#define BG_RIGHT                        (0x1FFF << 0)
#define BG_LEFT                         (0x1FFF << 16)

#define DPI_BG_VCNTL            0x34
#define BG_BOT                          (0x1FFF << 0)
#define BG_TOP                          (0x1FFF << 16)

#define DPI_BG_COLOR            0x38
#define BG_B                            (0xF << 0)
#define BG_G                            (0xF << 8)
#define BG_R                            (0xF << 16)

#define DPI_FIFO_CTL            0x3C
#define FIFO_VALID_SET                  (0x1F << 0)
#define FIFO_RST_SEL                    (0x1 << 8)

#define DPI_STATUS              0x40
#define VCOUNTER                        (0x1FFF << 0)
#define DPI_BUSY                        BIT(16)
#define OUTEN                           BIT(17)
#define FIELD                           BIT(20)
#define TDLR                            BIT(21)

#define DPI_TMODE               0x44
#define DPI_OEN_ON                      BIT(0)

#define DPI_CHECKSUM            0x48
#define DPI_CHECKSUM_MASK               (0xFFFFFF << 0)
#define DPI_CHECKSUM_READY              BIT(30)
#define DPI_CHECKSUM_EN                 BIT(31)

#define DPI_DUMMY               0x50
#define DPI_DUMMY_MASK                  (0xFFFFFFFF << 0)

#define DPI_TGEN_VWIDTH_LEVEN   0x68
#define DPI_TGEN_VPORCH_LEVEN   0x6C
#define DPI_TGEN_VWIDTH_RODD    0x70
#define DPI_TGEN_VPORCH_RODD    0x74
#define DPI_TGEN_VWIDTH_REVEN   0x78
#define DPI_TGEN_VPORCH_REVEN   0x7C

#define DPI_ESAV_VTIMING_LODD   0x80
#define ESAV_VOFST_LODD                 (0xFFF << 0)
#define ESAV_VWID_LODD                  (0xFFF << 16)

#define DPI_ESAV_VTIMING_LEVEN  0x84
#define ESAV_VOFST_LEVEN                (0xFFF << 0)
#define ESAV_VWID_LEVEN                 (0xFFF << 16)

#define DPI_ESAV_VTIMING_RODD   0x88
#define ESAV_VOFST_RODD                 (0xFFF << 0)
#define ESAV_VWID_RODD                  (0xFFF << 16)

#define DPI_ESAV_VTIMING_REVEN  0x8C
#define ESAV_VOFST_REVEN                (0xFFF << 0)
#define ESAV_VWID_REVEN                 (0xFFF << 16)

#define DPI_ESAV_FTIMING        0x90
#define ESAV_FOFST_ODD                  (0xFFF << 0)
#define ESAV_FOFST_EVEN                 (0xFFF << 16)

#define DPI_CLPF_SETTING        0x94
#define CLPF_TYPE                       (0x3 << 0)
#define ROUND_EN                        BIT(4)

#define DPI_Y_LIMIT             0x98
#define Y_LIMINT_BOT                    0
#define Y_LIMINT_BOT_MASK               (0xFFF << 0)
#define Y_LIMINT_TOP                    16
#define Y_LIMINT_TOP_MASK               (0xFFF << 16)

#define DPI_C_LIMIT             0x9C
#define C_LIMIT_BOT                     0
#define C_LIMIT_BOT_MASK                (0xFFF << 0)
#define C_LIMIT_TOP                     16
#define C_LIMIT_TOP_MASK                (0xFFF << 16)

#define DPI_YUV422_SETTING      0xA0
#define UV_SWAP                         BIT(0)
#define CR_DELSEL                       BIT(4)
#define CB_DELSEL                       BIT(5)
#define Y_DELSEL                        BIT(6)
#define DE_DELSEL                       BIT(7)

#define DPI_EMBSYNC_SETTING     0xA4
#define EMBSYNC_R_CR_EN                 BIT(0)
#define EMPSYNC_G_Y_EN                  BIT(1)
#define EMPSYNC_B_CB_EN                 BIT(2)
#define ESAV_F_INV                      BIT(4)
#define ESAV_V_INV                      BIT(5)
#define ESAV_H_INV                      BIT(6)
#define ESAV_CODE_MAN                   BIT(8)
#define VS_OUT_SEL                      (0x7 << 12)

#define DPI_ESAV_CODE_SET0      0xA8
#define ESAV_CODE0                      (0xFFF << 0)
#define ESAV_CODE1                      (0xFFF << 16)

#define DPI_ESAV_CODE_SET1      0xAC
#define ESAV_CODE2                      (0xFFF << 0)
#define ESAV_CODE3_MSB                  BIT(16)

#define EDGE_SEL_EN                     BIT(5)
#define H_FRE_2N                        BIT(25)

#define DPI_MATRIX_SET          0xB4
#define INT_MATRIX_SEL_MASK             GENMASK(4, 0)
#define MATRIX_SEL_RGB_TO_JPEG          0
#define MATRIX_SEL_RGB_TO_BT601         2

#define DPI_PATTERN0            0xf00
#define DPI_PAT_EN                      BIT(0)
#define DPI_PAT_SEL                     GENMASK(6, 4)

#endif /* __MTK_DPI_REGS_H */