1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright © 2022 Intel Corporation
4 */
5
6#ifndef __INTEL_COMBO_PHY_REGS__
7#define __INTEL_COMBO_PHY_REGS__
8
9#include "i915_reg_defs.h"
10
11#define _ICL_COMBOPHY_A 0x162000
12#define _ICL_COMBOPHY_B 0x6C000
13#define _EHL_COMBOPHY_C 0x160000
14#define _RKL_COMBOPHY_D 0x161000
15#define _ADL_COMBOPHY_E 0x16B000
16
17#define _ICL_COMBOPHY(phy) _PICK(phy, _ICL_COMBOPHY_A, \
18 _ICL_COMBOPHY_B, \
19 _EHL_COMBOPHY_C, \
20 _RKL_COMBOPHY_D, \
21 _ADL_COMBOPHY_E)
22
23/* ICL Port CL_DW registers */
24#define _ICL_PORT_CL_DW(dw, phy) (_ICL_COMBOPHY(phy) + \
25 4 * (dw))
26
27#define ICL_PORT_CL_DW5(phy) _MMIO(_ICL_PORT_CL_DW(5, phy))
28#define CL_POWER_DOWN_ENABLE (1 << 4)
29#define SUS_CLOCK_CONFIG (3 << 0)
30
31#define ICL_PORT_CL_DW10(phy) _MMIO(_ICL_PORT_CL_DW(10, phy))
32#define PG_SEQ_DELAY_OVERRIDE_MASK (3 << 25)
33#define PG_SEQ_DELAY_OVERRIDE_SHIFT 25
34#define PG_SEQ_DELAY_OVERRIDE_ENABLE (1 << 24)
35#define PWR_UP_ALL_LANES (0x0 << 4)
36#define PWR_DOWN_LN_3_2_1 (0xe << 4)
37#define PWR_DOWN_LN_3_2 (0xc << 4)
38#define PWR_DOWN_LN_3 (0x8 << 4)
39#define PWR_DOWN_LN_2_1_0 (0x7 << 4)
40#define PWR_DOWN_LN_1_0 (0x3 << 4)
41#define PWR_DOWN_LN_3_1 (0xa << 4)
42#define PWR_DOWN_LN_3_1_0 (0xb << 4)
43#define PWR_DOWN_LN_MASK (0xf << 4)
44#define PWR_DOWN_LN_SHIFT 4
45#define EDP4K2K_MODE_OVRD_EN (1 << 3)
46#define EDP4K2K_MODE_OVRD_OPTIMIZED (1 << 2)
47
48#define ICL_PORT_CL_DW12(phy) _MMIO(_ICL_PORT_CL_DW(12, phy))
49#define ICL_LANE_ENABLE_AUX (1 << 0)
50
51/* ICL Port COMP_DW registers */
52#define _ICL_PORT_COMP 0x100
53#define _ICL_PORT_COMP_DW(dw, phy) (_ICL_COMBOPHY(phy) + \
54 _ICL_PORT_COMP + 4 * (dw))
55
56#define ICL_PORT_COMP_DW0(phy) _MMIO(_ICL_PORT_COMP_DW(0, phy))
57#define COMP_INIT (1 << 31)
58
59#define ICL_PORT_COMP_DW1(phy) _MMIO(_ICL_PORT_COMP_DW(1, phy))
60
61#define ICL_PORT_COMP_DW3(phy) _MMIO(_ICL_PORT_COMP_DW(3, phy))
62#define PROCESS_INFO_DOT_0 (0 << 26)
63#define PROCESS_INFO_DOT_1 (1 << 26)
64#define PROCESS_INFO_DOT_4 (2 << 26)
65#define PROCESS_INFO_MASK (7 << 26)
66#define PROCESS_INFO_SHIFT 26
67#define VOLTAGE_INFO_0_85V (0 << 24)
68#define VOLTAGE_INFO_0_95V (1 << 24)
69#define VOLTAGE_INFO_1_05V (2 << 24)
70#define VOLTAGE_INFO_MASK (3 << 24)
71#define VOLTAGE_INFO_SHIFT 24
72
73#define ICL_PORT_COMP_DW8(phy) _MMIO(_ICL_PORT_COMP_DW(8, phy))
74#define IREFGEN (1 << 24)
75
76#define ICL_PORT_COMP_DW9(phy) _MMIO(_ICL_PORT_COMP_DW(9, phy))
77
78#define ICL_PORT_COMP_DW10(phy) _MMIO(_ICL_PORT_COMP_DW(10, phy))
79
80/* ICL Port PCS registers */
81#define _ICL_PORT_PCS_AUX 0x300
82#define _ICL_PORT_PCS_GRP 0x600
83#define _ICL_PORT_PCS_LN(ln) (0x800 + (ln) * 0x100)
84#define _ICL_PORT_PCS_DW_AUX(dw, phy) (_ICL_COMBOPHY(phy) + \
85 _ICL_PORT_PCS_AUX + 4 * (dw))
86#define _ICL_PORT_PCS_DW_GRP(dw, phy) (_ICL_COMBOPHY(phy) + \
87 _ICL_PORT_PCS_GRP + 4 * (dw))
88#define _ICL_PORT_PCS_DW_LN(dw, ln, phy) (_ICL_COMBOPHY(phy) + \
89 _ICL_PORT_PCS_LN(ln) + 4 * (dw))
90#define ICL_PORT_PCS_DW1_AUX(phy) _MMIO(_ICL_PORT_PCS_DW_AUX(1, phy))
91#define ICL_PORT_PCS_DW1_GRP(phy) _MMIO(_ICL_PORT_PCS_DW_GRP(1, phy))
92#define ICL_PORT_PCS_DW1_LN(ln, phy) _MMIO(_ICL_PORT_PCS_DW_LN(1, ln, phy))
93#define DCC_MODE_SELECT_MASK REG_GENMASK(21, 20)
94#define RUN_DCC_ONCE REG_FIELD_PREP(DCC_MODE_SELECT_MASK, 0)
95#define COMMON_KEEPER_EN (1 << 26)
96#define LATENCY_OPTIM_MASK (0x3 << 2)
97#define LATENCY_OPTIM_VAL(x) ((x) << 2)
98
99/* ICL Port TX registers */
100#define _ICL_PORT_TX_AUX 0x380
101#define _ICL_PORT_TX_GRP 0x680
102#define _ICL_PORT_TX_LN(ln) (0x880 + (ln) * 0x100)
103
104#define _ICL_PORT_TX_DW_AUX(dw, phy) (_ICL_COMBOPHY(phy) + \
105 _ICL_PORT_TX_AUX + 4 * (dw))
106#define _ICL_PORT_TX_DW_GRP(dw, phy) (_ICL_COMBOPHY(phy) + \
107 _ICL_PORT_TX_GRP + 4 * (dw))
108#define _ICL_PORT_TX_DW_LN(dw, ln, phy) (_ICL_COMBOPHY(phy) + \
109 _ICL_PORT_TX_LN(ln) + 4 * (dw))
110
111#define ICL_PORT_TX_DW2_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(2, phy))
112#define ICL_PORT_TX_DW2_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(2, phy))
113#define ICL_PORT_TX_DW2_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(2, ln, phy))
114#define SWING_SEL_UPPER(x) (((x) >> 3) << 15)
115#define SWING_SEL_UPPER_MASK (1 << 15)
116#define SWING_SEL_LOWER(x) (((x) & 0x7) << 11)
117#define SWING_SEL_LOWER_MASK (0x7 << 11)
118#define FRC_LATENCY_OPTIM_MASK (0x7 << 8)
119#define FRC_LATENCY_OPTIM_VAL(x) ((x) << 8)
120#define RCOMP_SCALAR(x) ((x) << 0)
121#define RCOMP_SCALAR_MASK (0xFF << 0)
122
123#define ICL_PORT_TX_DW4_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(4, phy))
124#define ICL_PORT_TX_DW4_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(4, phy))
125#define ICL_PORT_TX_DW4_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(4, ln, phy))
126#define LOADGEN_SELECT (1 << 31)
127#define POST_CURSOR_1(x) ((x) << 12)
128#define POST_CURSOR_1_MASK (0x3F << 12)
129#define POST_CURSOR_2(x) ((x) << 6)
130#define POST_CURSOR_2_MASK (0x3F << 6)
131#define CURSOR_COEFF(x) ((x) << 0)
132#define CURSOR_COEFF_MASK (0x3F << 0)
133
134#define ICL_PORT_TX_DW5_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(5, phy))
135#define ICL_PORT_TX_DW5_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(5, phy))
136#define ICL_PORT_TX_DW5_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(5, ln, phy))
137#define TX_TRAINING_EN (1 << 31)
138#define TAP2_DISABLE (1 << 30)
139#define TAP3_DISABLE (1 << 29)
140#define SCALING_MODE_SEL(x) ((x) << 18)
141#define SCALING_MODE_SEL_MASK (0x7 << 18)
142#define RTERM_SELECT(x) ((x) << 3)
143#define RTERM_SELECT_MASK (0x7 << 3)
144
145#define ICL_PORT_TX_DW7_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(7, phy))
146#define ICL_PORT_TX_DW7_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(7, phy))
147#define ICL_PORT_TX_DW7_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(7, ln, phy))
148#define N_SCALAR(x) ((x) << 24)
149#define N_SCALAR_MASK (0x7F << 24)
150
151#define ICL_PORT_TX_DW8_AUX(phy) _MMIO(_ICL_PORT_TX_DW_AUX(8, phy))
152#define ICL_PORT_TX_DW8_GRP(phy) _MMIO(_ICL_PORT_TX_DW_GRP(8, phy))
153#define ICL_PORT_TX_DW8_LN(ln, phy) _MMIO(_ICL_PORT_TX_DW_LN(8, ln, phy))
154#define ICL_PORT_TX_DW8_ODCC_CLK_SEL REG_BIT(31)
155#define ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_MASK REG_GENMASK(30, 29)
156#define ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_DIV2 REG_FIELD_PREP(ICL_PORT_TX_DW8_ODCC_CLK_DIV_SEL_MASK, 0x1)
157
158#define _ICL_DPHY_CHKN_REG 0x194
159#define ICL_DPHY_CHKN(port) _MMIO(_ICL_COMBOPHY(port) + _ICL_DPHY_CHKN_REG)
160#define ICL_DPHY_CHKN_AFE_OVER_PPI_STRAP REG_BIT(7)
161
162#endif /* __INTEL_COMBO_PHY_REGS__ */
163

source code of linux/drivers/gpu/drm/i915/display/intel_combo_phy_regs.h