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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2017-2020 Raspberry Pi Trading.
* Dave Stevenson <dave.stevenson@raspberrypi.com>
*/
#ifndef VC4_REGS_UNICAM_H
#define VC4_REGS_UNICAM_H
/*
* The following values are taken from files found within the code drop
* made by Broadcom for the BCM21553 Graphics Driver, predominantly in
* brcm_usrlib/dag/vmcsx/vcinclude/hardware_vc4.h.
* They have been modified to be only the register offset.
*/
#define UNICAM_CTRL 0x000
#define UNICAM_STA 0x004
#define UNICAM_ANA 0x008
#define UNICAM_PRI 0x00c
#define UNICAM_CLK 0x010
#define UNICAM_CLT 0x014
#define UNICAM_DAT0 0x018
#define UNICAM_DAT1 0x01c
#define UNICAM_DAT2 0x020
#define UNICAM_DAT3 0x024
#define UNICAM_DLT 0x028
#define UNICAM_CMP0 0x02c
#define UNICAM_CMP1 0x030
#define UNICAM_CAP0 0x034
#define UNICAM_CAP1 0x038
#define UNICAM_ICTL 0x100
#define UNICAM_ISTA 0x104
#define UNICAM_IDI0 0x108
#define UNICAM_IPIPE 0x10c
#define UNICAM_IBSA0 0x110
#define UNICAM_IBEA0 0x114
#define UNICAM_IBLS 0x118
#define UNICAM_IBWP 0x11c
#define UNICAM_IHWIN 0x120
#define UNICAM_IHSTA 0x124
#define UNICAM_IVWIN 0x128
#define UNICAM_IVSTA 0x12c
#define UNICAM_ICC 0x130
#define UNICAM_ICS 0x134
#define UNICAM_IDC 0x138
#define UNICAM_IDPO 0x13c
#define UNICAM_IDCA 0x140
#define UNICAM_IDCD 0x144
#define UNICAM_IDS 0x148
#define UNICAM_DCS 0x200
#define UNICAM_DBSA0 0x204
#define UNICAM_DBEA0 0x208
#define UNICAM_DBWP 0x20c
#define UNICAM_DBCTL 0x300
#define UNICAM_IBSA1 0x304
#define UNICAM_IBEA1 0x308
#define UNICAM_IDI1 0x30c
#define UNICAM_DBSA1 0x310
#define UNICAM_DBEA1 0x314
#define UNICAM_MISC 0x400
/*
* The following bitmasks are from the kernel released by Broadcom
* for Android - https://android.googlesource.com/kernel/bcm/
* The Rhea, Hawaii, and Java chips all contain the same VideoCore4
* Unicam block as BCM2835, as defined in eg
* arch/arm/mach-rhea/include/mach/rdb_A0/brcm_rdb_cam.h and similar.
* Values reworked to use the kernel BIT and GENMASK macros.
*
* Some of the bit mnenomics have been amended to match the datasheet.
*/
/* UNICAM_CTRL Register */
#define UNICAM_CPE BIT(0)
#define UNICAM_MEM BIT(1)
#define UNICAM_CPR BIT(2)
#define UNICAM_CPM_MASK GENMASK(3, 3)
#define UNICAM_CPM_CSI2 0
#define UNICAM_CPM_CCP2 1
#define UNICAM_SOE BIT(4)
#define UNICAM_DCM_MASK GENMASK(5, 5)
#define UNICAM_DCM_STROBE 0
#define UNICAM_DCM_DATA 1
#define UNICAM_SLS BIT(6)
#define UNICAM_PFT_MASK GENMASK(11, 8)
#define UNICAM_OET_MASK GENMASK(20, 12)
/* UNICAM_STA Register */
#define UNICAM_SYN BIT(0)
#define UNICAM_CS BIT(1)
#define UNICAM_SBE BIT(2)
#define UNICAM_PBE BIT(3)
#define UNICAM_HOE BIT(4)
#define UNICAM_PLE BIT(5)
#define UNICAM_SSC BIT(6)
#define UNICAM_CRCE BIT(7)
#define UNICAM_OES BIT(8)
#define UNICAM_IFO BIT(9)
#define UNICAM_OFO BIT(10)
#define UNICAM_BFO BIT(11)
#define UNICAM_DL BIT(12)
#define UNICAM_PS BIT(13)
#define UNICAM_IS BIT(14)
#define UNICAM_PI0 BIT(15)
#define UNICAM_PI1 BIT(16)
#define UNICAM_FSI_S BIT(17)
#define UNICAM_FEI_S BIT(18)
#define UNICAM_LCI_S BIT(19)
#define UNICAM_BUF0_RDY BIT(20)
#define UNICAM_BUF0_NO BIT(21)
#define UNICAM_BUF1_RDY BIT(22)
#define UNICAM_BUF1_NO BIT(23)
#define UNICAM_DI BIT(24)
#define UNICAM_STA_MASK_ALL \
(UNICAM_DL + \
UNICAM_SBE + \
UNICAM_PBE + \
UNICAM_HOE + \
UNICAM_PLE + \
UNICAM_SSC + \
UNICAM_CRCE + \
UNICAM_IFO + \
UNICAM_OFO + \
UNICAM_PS + \
UNICAM_PI0 + \
UNICAM_PI1)
/* UNICAM_ANA Register */
#define UNICAM_APD BIT(0)
#define UNICAM_BPD BIT(1)
#define UNICAM_AR BIT(2)
#define UNICAM_DDL BIT(3)
#define UNICAM_CTATADJ_MASK GENMASK(7, 4)
#define UNICAM_PTATADJ_MASK GENMASK(11, 8)
/* UNICAM_PRI Register */
#define UNICAM_PE BIT(0)
#define UNICAM_PT_MASK GENMASK(2, 1)
#define UNICAM_NP_MASK GENMASK(7, 4)
#define UNICAM_PP_MASK GENMASK(11, 8)
#define UNICAM_BS_MASK GENMASK(15, 12)
#define UNICAM_BL_MASK GENMASK(17, 16)
/* UNICAM_CLK Register */
#define UNICAM_CLE BIT(0)
#define UNICAM_CLPD BIT(1)
#define UNICAM_CLLPE BIT(2)
#define UNICAM_CLHSE BIT(3)
#define UNICAM_CLTRE BIT(4)
#define UNICAM_CLAC_MASK GENMASK(8, 5)
#define UNICAM_CLSTE BIT(29)
/* UNICAM_CLT Register */
#define UNICAM_CLT1_MASK GENMASK(7, 0)
#define UNICAM_CLT2_MASK GENMASK(15, 8)
/* UNICAM_DATn Registers */
#define UNICAM_DLE BIT(0)
#define UNICAM_DLPD BIT(1)
#define UNICAM_DLLPE BIT(2)
#define UNICAM_DLHSE BIT(3)
#define UNICAM_DLTRE BIT(4)
#define UNICAM_DLSM BIT(5)
#define UNICAM_DLFO BIT(28)
#define UNICAM_DLSTE BIT(29)
#define UNICAM_DAT_MASK_ALL (UNICAM_DLSTE + UNICAM_DLFO)
/* UNICAM_DLT Register */
#define UNICAM_DLT1_MASK GENMASK(7, 0)
#define UNICAM_DLT2_MASK GENMASK(15, 8)
#define UNICAM_DLT3_MASK GENMASK(23, 16)
/* UNICAM_ICTL Register */
#define UNICAM_FSIE BIT(0)
#define UNICAM_FEIE BIT(1)
#define UNICAM_IBOB BIT(2)
#define UNICAM_FCM BIT(3)
#define UNICAM_TFC BIT(4)
#define UNICAM_LIP_MASK GENMASK(6, 5)
#define UNICAM_LCIE_MASK GENMASK(28, 16)
/* UNICAM_IDI0/1 Register */
#define UNICAM_ID0_MASK GENMASK(7, 0)
#define UNICAM_ID1_MASK GENMASK(15, 8)
#define UNICAM_ID2_MASK GENMASK(23, 16)
#define UNICAM_ID3_MASK GENMASK(31, 24)
/* UNICAM_ISTA Register */
#define UNICAM_FSI BIT(0)
#define UNICAM_FEI BIT(1)
#define UNICAM_LCI BIT(2)
#define UNICAM_ISTA_MASK_ALL (UNICAM_FSI + UNICAM_FEI + UNICAM_LCI)
/* UNICAM_IPIPE Register */
#define UNICAM_PUM_MASK GENMASK(2, 0)
/* Unpacking modes */
#define UNICAM_PUM_NONE 0
#define UNICAM_PUM_UNPACK6 1
#define UNICAM_PUM_UNPACK7 2
#define UNICAM_PUM_UNPACK8 3
#define UNICAM_PUM_UNPACK10 4
#define UNICAM_PUM_UNPACK12 5
#define UNICAM_PUM_UNPACK14 6
#define UNICAM_PUM_UNPACK16 7
#define UNICAM_DDM_MASK GENMASK(6, 3)
#define UNICAM_PPM_MASK GENMASK(9, 7)
/* Packing modes */
#define UNICAM_PPM_NONE 0
#define UNICAM_PPM_PACK8 1
#define UNICAM_PPM_PACK10 2
#define UNICAM_PPM_PACK12 3
#define UNICAM_PPM_PACK14 4
#define UNICAM_PPM_PACK16 5
#define UNICAM_DEM_MASK GENMASK(11, 10)
#define UNICAM_DEBL_MASK GENMASK(14, 12)
#define UNICAM_ICM_MASK GENMASK(16, 15)
#define UNICAM_IDM_MASK GENMASK(17, 17)
/* UNICAM_ICC Register */
#define UNICAM_ICFL_MASK GENMASK(4, 0)
#define UNICAM_ICFH_MASK GENMASK(9, 5)
#define UNICAM_ICST_MASK GENMASK(12, 10)
#define UNICAM_ICLT_MASK GENMASK(15, 13)
#define UNICAM_ICLL_MASK GENMASK(31, 16)
/* UNICAM_DCS Register */
#define UNICAM_DIE BIT(0)
#define UNICAM_DIM BIT(1)
#define UNICAM_DBOB BIT(3)
#define UNICAM_FDE BIT(4)
#define UNICAM_LDP BIT(5)
#define UNICAM_EDL_MASK GENMASK(15, 8)
/* UNICAM_DBCTL Register */
#define UNICAM_DBEN BIT(0)
#define UNICAM_BUF0_IE BIT(1)
#define UNICAM_BUF1_IE BIT(2)
/* UNICAM_CMP[0,1] register */
#define UNICAM_PCE BIT(31)
#define UNICAM_GI BIT(9)
#define UNICAM_CPH BIT(8)
#define UNICAM_PCVC_MASK GENMASK(7, 6)
#define UNICAM_PCDT_MASK GENMASK(5, 0)
/* UNICAM_MISC register */
#define UNICAM_FL0 BIT(6)
#define UNICAM_FL1 BIT(9)
#endif
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