root/drivers/gpu/drm/omapdrm/dss/hdmi4_core.h
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * HDMI header definition for OMAP4 HDMI core IP
 *
 * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com/
 */

#ifndef _HDMI4_CORE_H_
#define _HDMI4_CORE_H_

#include "hdmi.h"

/* OMAP4 HDMI IP Core System */

#define HDMI_CORE_SYS_VND_IDL                   0x0
#define HDMI_CORE_SYS_DEV_IDL                   0x8
#define HDMI_CORE_SYS_DEV_IDH                   0xC
#define HDMI_CORE_SYS_DEV_REV                   0x10
#define HDMI_CORE_SYS_SRST                      0x14
#define HDMI_CORE_SYS_SYS_CTRL1                 0x20
#define HDMI_CORE_SYS_SYS_STAT                  0x24
#define HDMI_CORE_SYS_SYS_CTRL3                 0x28
#define HDMI_CORE_SYS_DCTL                      0x34
#define HDMI_CORE_SYS_DE_DLY                    0xC8
#define HDMI_CORE_SYS_DE_CTRL                   0xCC
#define HDMI_CORE_SYS_DE_TOP                    0xD0
#define HDMI_CORE_SYS_DE_CNTL                   0xD8
#define HDMI_CORE_SYS_DE_CNTH                   0xDC
#define HDMI_CORE_SYS_DE_LINL                   0xE0
#define HDMI_CORE_SYS_DE_LINH_1                 0xE4
#define HDMI_CORE_SYS_HRES_L                    0xE8
#define HDMI_CORE_SYS_HRES_H                    0xEC
#define HDMI_CORE_SYS_VRES_L                    0xF0
#define HDMI_CORE_SYS_VRES_H                    0xF4
#define HDMI_CORE_SYS_IADJUST                   0xF8
#define HDMI_CORE_SYS_POLDETECT                 0xFC
#define HDMI_CORE_SYS_HWIDTH1                   0x110
#define HDMI_CORE_SYS_HWIDTH2                   0x114
#define HDMI_CORE_SYS_VWIDTH                    0x11C
#define HDMI_CORE_SYS_VID_CTRL                  0x120
#define HDMI_CORE_SYS_VID_ACEN                  0x124
#define HDMI_CORE_SYS_VID_MODE                  0x128
#define HDMI_CORE_SYS_VID_BLANK1                0x12C
#define HDMI_CORE_SYS_VID_BLANK2                0x130
#define HDMI_CORE_SYS_VID_BLANK3                0x134
#define HDMI_CORE_SYS_DC_HEADER                 0x138
#define HDMI_CORE_SYS_VID_DITHER                0x13C
#define HDMI_CORE_SYS_RGB2XVYCC_CT              0x140
#define HDMI_CORE_SYS_R2Y_COEFF_LOW             0x144
#define HDMI_CORE_SYS_R2Y_COEFF_UP              0x148
#define HDMI_CORE_SYS_G2Y_COEFF_LOW             0x14C
#define HDMI_CORE_SYS_G2Y_COEFF_UP              0x150
#define HDMI_CORE_SYS_B2Y_COEFF_LOW             0x154
#define HDMI_CORE_SYS_B2Y_COEFF_UP              0x158
#define HDMI_CORE_SYS_R2CB_COEFF_LOW            0x15C
#define HDMI_CORE_SYS_R2CB_COEFF_UP             0x160
#define HDMI_CORE_SYS_G2CB_COEFF_LOW            0x164
#define HDMI_CORE_SYS_G2CB_COEFF_UP             0x168
#define HDMI_CORE_SYS_B2CB_COEFF_LOW            0x16C
#define HDMI_CORE_SYS_B2CB_COEFF_UP             0x170
#define HDMI_CORE_SYS_R2CR_COEFF_LOW            0x174
#define HDMI_CORE_SYS_R2CR_COEFF_UP             0x178
#define HDMI_CORE_SYS_G2CR_COEFF_LOW            0x17C
#define HDMI_CORE_SYS_G2CR_COEFF_UP             0x180
#define HDMI_CORE_SYS_B2CR_COEFF_LOW            0x184
#define HDMI_CORE_SYS_B2CR_COEFF_UP             0x188
#define HDMI_CORE_SYS_RGB_OFFSET_LOW            0x18C
#define HDMI_CORE_SYS_RGB_OFFSET_UP             0x190
#define HDMI_CORE_SYS_Y_OFFSET_LOW              0x194
#define HDMI_CORE_SYS_Y_OFFSET_UP               0x198
#define HDMI_CORE_SYS_CBCR_OFFSET_LOW           0x19C
#define HDMI_CORE_SYS_CBCR_OFFSET_UP            0x1A0
#define HDMI_CORE_SYS_INTR_STATE                0x1C0
#define HDMI_CORE_SYS_INTR1                     0x1C4
#define HDMI_CORE_SYS_INTR2                     0x1C8
#define HDMI_CORE_SYS_INTR3                     0x1CC
#define HDMI_CORE_SYS_INTR4                     0x1D0
#define HDMI_CORE_SYS_INTR_UNMASK1              0x1D4
#define HDMI_CORE_SYS_INTR_UNMASK2              0x1D8
#define HDMI_CORE_SYS_INTR_UNMASK3              0x1DC
#define HDMI_CORE_SYS_INTR_UNMASK4              0x1E0
#define HDMI_CORE_SYS_INTR_CTRL                 0x1E4
#define HDMI_CORE_SYS_TMDS_CTRL                 0x208

/* value definitions for HDMI_CORE_SYS_SYS_CTRL1 fields */
#define HDMI_CORE_SYS_SYS_CTRL1_VEN_FOLLOWVSYNC 0x1
#define HDMI_CORE_SYS_SYS_CTRL1_HEN_FOLLOWHSYNC 0x1
#define HDMI_CORE_SYS_SYS_CTRL1_BSEL_24BITBUS   0x1
#define HDMI_CORE_SYS_SYS_CTRL1_EDGE_RISINGEDGE 0x1

/* HDMI DDC E-DID */
#define HDMI_CORE_DDC_ADDR                      0x3B4
#define HDMI_CORE_DDC_SEGM                      0x3B8
#define HDMI_CORE_DDC_OFFSET                    0x3BC
#define HDMI_CORE_DDC_COUNT1                    0x3C0
#define HDMI_CORE_DDC_COUNT2                    0x3C4
#define HDMI_CORE_DDC_STATUS                    0x3C8
#define HDMI_CORE_DDC_CMD                       0x3CC
#define HDMI_CORE_DDC_DATA                      0x3D0

/* HDMI IP Core Audio Video */

#define HDMI_CORE_AV_ACR_CTRL                   0x4
#define HDMI_CORE_AV_FREQ_SVAL                  0x8
#define HDMI_CORE_AV_N_SVAL1                    0xC
#define HDMI_CORE_AV_N_SVAL2                    0x10
#define HDMI_CORE_AV_N_SVAL3                    0x14
#define HDMI_CORE_AV_CTS_SVAL1                  0x18
#define HDMI_CORE_AV_CTS_SVAL2                  0x1C
#define HDMI_CORE_AV_CTS_SVAL3                  0x20
#define HDMI_CORE_AV_CTS_HVAL1                  0x24
#define HDMI_CORE_AV_CTS_HVAL2                  0x28
#define HDMI_CORE_AV_CTS_HVAL3                  0x2C
#define HDMI_CORE_AV_AUD_MODE                   0x50
#define HDMI_CORE_AV_SPDIF_CTRL                 0x54
#define HDMI_CORE_AV_HW_SPDIF_FS                0x60
#define HDMI_CORE_AV_SWAP_I2S                   0x64
#define HDMI_CORE_AV_SPDIF_ERTH                 0x6C
#define HDMI_CORE_AV_I2S_IN_MAP                 0x70
#define HDMI_CORE_AV_I2S_IN_CTRL                0x74
#define HDMI_CORE_AV_I2S_CHST0                  0x78
#define HDMI_CORE_AV_I2S_CHST1                  0x7C
#define HDMI_CORE_AV_I2S_CHST2                  0x80
#define HDMI_CORE_AV_I2S_CHST4                  0x84
#define HDMI_CORE_AV_I2S_CHST5                  0x88
#define HDMI_CORE_AV_ASRC                       0x8C
#define HDMI_CORE_AV_I2S_IN_LEN                 0x90
#define HDMI_CORE_AV_HDMI_CTRL                  0xBC
#define HDMI_CORE_AV_AUDO_TXSTAT                0xC0
#define HDMI_CORE_AV_AUD_PAR_BUSCLK_1           0xCC
#define HDMI_CORE_AV_AUD_PAR_BUSCLK_2           0xD0
#define HDMI_CORE_AV_AUD_PAR_BUSCLK_3           0xD4
#define HDMI_CORE_AV_TEST_TXCTRL                0xF0
#define HDMI_CORE_AV_DPD                        0xF4
#define HDMI_CORE_AV_PB_CTRL1                   0xF8
#define HDMI_CORE_AV_PB_CTRL2                   0xFC
#define HDMI_CORE_AV_AVI_BASE                   0x100
#define HDMI_CORE_AV_AVI_TYPE                   0x100
#define HDMI_CORE_AV_AVI_VERS                   0x104
#define HDMI_CORE_AV_AVI_LEN                    0x108
#define HDMI_CORE_AV_AVI_CHSUM                  0x10C
#define HDMI_CORE_AV_AVI_DBYTE(n)               (n * 4 + 0x110)
#define HDMI_CORE_AV_SPD_TYPE                   0x180
#define HDMI_CORE_AV_SPD_VERS                   0x184
#define HDMI_CORE_AV_SPD_LEN                    0x188
#define HDMI_CORE_AV_SPD_CHSUM                  0x18C
#define HDMI_CORE_AV_SPD_DBYTE(n)               (n * 4 + 0x190)
#define HDMI_CORE_AV_AUDIO_TYPE                 0x200
#define HDMI_CORE_AV_AUDIO_VERS                 0x204
#define HDMI_CORE_AV_AUDIO_LEN                  0x208
#define HDMI_CORE_AV_AUDIO_CHSUM                0x20C
#define HDMI_CORE_AV_AUD_DBYTE(n)               (n * 4 + 0x210)
#define HDMI_CORE_AV_MPEG_TYPE                  0x280
#define HDMI_CORE_AV_MPEG_VERS                  0x284
#define HDMI_CORE_AV_MPEG_LEN                   0x288
#define HDMI_CORE_AV_MPEG_CHSUM                 0x28C
#define HDMI_CORE_AV_MPEG_DBYTE(n)              (n * 4 + 0x290)
#define HDMI_CORE_AV_GEN_DBYTE(n)               (n * 4 + 0x300)
#define HDMI_CORE_AV_CP_BYTE1                   0x37C
#define HDMI_CORE_AV_GEN2_DBYTE(n)              (n * 4 + 0x380)
#define HDMI_CORE_AV_CEC_ADDR_ID                0x3FC

#define HDMI_CORE_AV_SPD_DBYTE_ELSIZE           0x4
#define HDMI_CORE_AV_GEN2_DBYTE_ELSIZE          0x4
#define HDMI_CORE_AV_MPEG_DBYTE_ELSIZE          0x4
#define HDMI_CORE_AV_GEN_DBYTE_ELSIZE           0x4

#define HDMI_CORE_AV_AVI_DBYTE_NELEMS           15
#define HDMI_CORE_AV_SPD_DBYTE_NELEMS           27
#define HDMI_CORE_AV_AUD_DBYTE_NELEMS           10
#define HDMI_CORE_AV_MPEG_DBYTE_NELEMS          27
#define HDMI_CORE_AV_GEN_DBYTE_NELEMS           31
#define HDMI_CORE_AV_GEN2_DBYTE_NELEMS          31

enum hdmi_core_inputbus_width {
        HDMI_INPUT_8BIT = 0,
        HDMI_INPUT_10BIT = 1,
        HDMI_INPUT_12BIT = 2
};

enum hdmi_core_dither_trunc {
        HDMI_OUTPUTTRUNCATION_8BIT = 0,
        HDMI_OUTPUTTRUNCATION_10BIT = 1,
        HDMI_OUTPUTTRUNCATION_12BIT = 2,
        HDMI_OUTPUTDITHER_8BIT = 3,
        HDMI_OUTPUTDITHER_10BIT = 4,
        HDMI_OUTPUTDITHER_12BIT = 5
};

enum hdmi_core_deepcolor_ed {
        HDMI_DEEPCOLORPACKECTDISABLE = 0,
        HDMI_DEEPCOLORPACKECTENABLE = 1
};

enum hdmi_core_packet_mode {
        HDMI_PACKETMODERESERVEDVALUE = 0,
        HDMI_PACKETMODE24BITPERPIXEL = 4,
        HDMI_PACKETMODE30BITPERPIXEL = 5,
        HDMI_PACKETMODE36BITPERPIXEL = 6,
        HDMI_PACKETMODE48BITPERPIXEL = 7
};

enum hdmi_core_tclkselclkmult {
        HDMI_FPLL05IDCK = 0,
        HDMI_FPLL10IDCK = 1,
        HDMI_FPLL20IDCK = 2,
        HDMI_FPLL40IDCK = 3
};

enum hdmi_core_packet_ctrl {
        HDMI_PACKETENABLE = 1,
        HDMI_PACKETDISABLE = 0,
        HDMI_PACKETREPEATON = 1,
        HDMI_PACKETREPEATOFF = 0
};

enum hdmi_audio_i2s_config {
        HDMI_AUDIO_I2S_MSB_SHIFTED_FIRST = 0,
        HDMI_AUDIO_I2S_LSB_SHIFTED_FIRST = 1,
        HDMI_AUDIO_I2S_SCK_EDGE_FALLING = 0,
        HDMI_AUDIO_I2S_SCK_EDGE_RISING = 1,
        HDMI_AUDIO_I2S_VBIT_FOR_PCM = 0,
        HDMI_AUDIO_I2S_VBIT_FOR_COMPRESSED = 1,
        HDMI_AUDIO_I2S_FIRST_BIT_SHIFT = 0,
        HDMI_AUDIO_I2S_FIRST_BIT_NO_SHIFT = 1,
        HDMI_AUDIO_I2S_SD0_EN = 1,
        HDMI_AUDIO_I2S_SD1_EN = 1 << 1,
        HDMI_AUDIO_I2S_SD2_EN = 1 << 2,
        HDMI_AUDIO_I2S_SD3_EN = 1 << 3,
};

struct hdmi_core_video_config {
        enum hdmi_core_inputbus_width   ip_bus_width;
        enum hdmi_core_dither_trunc     op_dither_truc;
        enum hdmi_core_deepcolor_ed     deep_color_pkt;
        enum hdmi_core_packet_mode      pkt_mode;
        enum hdmi_core_hdmi_dvi         hdmi_dvi;
        enum hdmi_core_tclkselclkmult   tclk_sel_clkmult;
};

struct hdmi_core_packet_enable_repeat {
        u32     audio_pkt;
        u32     audio_pkt_repeat;
        u32     avi_infoframe;
        u32     avi_infoframe_repeat;
        u32     gen_cntrl_pkt;
        u32     gen_cntrl_pkt_repeat;
        u32     generic_pkt;
        u32     generic_pkt_repeat;
};

int hdmi4_core_ddc_init(struct hdmi_core_data *core);
int hdmi4_core_ddc_read(void *data, u8 *buf, unsigned int block, size_t len);

void hdmi4_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp,
                struct hdmi_config *cfg);
void hdmi4_core_dump(struct hdmi_core_data *core, struct seq_file *s);
int hdmi4_core_init(struct platform_device *pdev, struct hdmi_core_data *core);

int hdmi4_core_enable(struct hdmi_core_data *core);
void hdmi4_core_disable(struct hdmi_core_data *core);
void hdmi4_core_powerdown_disable(struct hdmi_core_data *core);

int hdmi4_audio_start(struct hdmi_core_data *core, struct hdmi_wp_data *wp);
void hdmi4_audio_stop(struct hdmi_core_data *core, struct hdmi_wp_data *wp);
int hdmi4_audio_config(struct hdmi_core_data *core, struct hdmi_wp_data *wp,
                struct omap_dss_audio *audio, u32 pclk);
#endif