xref: /linux/drivers/gpu/drm/i915/display/intel_dkl_phy_regs.h (revision 260f6f4fda93c8485c8037865c941b42b9cba5d2)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2022 Intel Corporation
4  */
5 
6 #ifndef __INTEL_DKL_PHY_REGS__
7 #define __INTEL_DKL_PHY_REGS__
8 
9 #include <linux/types.h>
10 
11 #include "intel_display_reg_defs.h"
12 
13 struct intel_dkl_phy_reg {
14 	u32 reg:24;
15 	u32 bank_idx:4;
16 };
17 
18 #define _DKL_PHY1_BASE					0x168000
19 #define _DKL_PHY2_BASE					0x169000
20 #define _DKL_PHY3_BASE					0x16A000
21 #define _DKL_PHY4_BASE					0x16B000
22 #define _DKL_PHY5_BASE					0x16C000
23 #define _DKL_PHY6_BASE					0x16D000
24 
25 #define DKL_REG_TC_PORT(__reg) \
26 	(TC_PORT_1 + ((__reg).reg - _DKL_PHY1_BASE) / (_DKL_PHY2_BASE - _DKL_PHY1_BASE))
27 
28 /* DEKEL PHY MMIO Address = Phy base + (internal address & ~index_mask) */
29 #define DKL_REG_MMIO(__reg)				_MMIO((__reg).reg)
30 
31 #define _DKL_REG_PHY_BASE(tc_port)			_PORT(tc_port, \
32 							      _DKL_PHY1_BASE, \
33 							      _DKL_PHY2_BASE)
34 
35 #define _DKL_BANK_SHIFT					12
36 #define _DKL_REG_BANK_OFFSET(phy_offset) \
37 	((phy_offset) & ((1 << _DKL_BANK_SHIFT) - 1))
38 #define _DKL_REG_BANK_IDX(phy_offset) \
39 	(((phy_offset) >> _DKL_BANK_SHIFT) & 0xf)
40 
41 #define _DKL_REG(tc_port, phy_offset)	\
42 	((const struct intel_dkl_phy_reg) { \
43 		.reg = _DKL_REG_PHY_BASE(tc_port) + \
44 		       _DKL_REG_BANK_OFFSET(phy_offset), \
45 		.bank_idx = _DKL_REG_BANK_IDX(phy_offset), \
46 	})
47 
48 #define _DKL_REG_LN(tc_port, ln_idx, ln0_offs, ln1_offs) \
49 	_DKL_REG(tc_port, (ln0_offs) + (ln_idx) * ((ln1_offs) - (ln0_offs)))
50 
51 #define _DKL_PCS_DW5_LN0				0x0014
52 #define _DKL_PCS_DW5_LN1				0x1014
53 #define DKL_PCS_DW5(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
54 								    _DKL_PCS_DW5_LN0, \
55 								    _DKL_PCS_DW5_LN1)
56 #define   DKL_PCS_DW5_CORE_SOFTRESET			REG_BIT(11)
57 
58 #define _DKL_PLL_DIV0					0x2200
59 #define DKL_PLL_DIV0(tc_port)				_DKL_REG(tc_port, \
60 								 _DKL_PLL_DIV0)
61 #define   DKL_PLL_DIV0_AFC_STARTUP_MASK			REG_GENMASK(27, 25)
62 #define   DKL_PLL_DIV0_AFC_STARTUP(val)			REG_FIELD_PREP(DKL_PLL_DIV0_AFC_STARTUP_MASK, (val))
63 #define   DKL_PLL_DIV0_INTEG_COEFF(x)			((x) << 16)
64 #define   DKL_PLL_DIV0_INTEG_COEFF_MASK			(0x1F << 16)
65 #define   DKL_PLL_DIV0_PROP_COEFF(x)			((x) << 12)
66 #define   DKL_PLL_DIV0_PROP_COEFF_MASK			(0xF << 12)
67 #define   DKL_PLL_DIV0_FBPREDIV_SHIFT			(8)
68 #define   DKL_PLL_DIV0_FBPREDIV(x)			((x) << DKL_PLL_DIV0_FBPREDIV_SHIFT)
69 #define   DKL_PLL_DIV0_FBPREDIV_MASK			(0xF << DKL_PLL_DIV0_FBPREDIV_SHIFT)
70 #define   DKL_PLL_DIV0_FBDIV_INT(x)			((x) << 0)
71 #define   DKL_PLL_DIV0_FBDIV_INT_MASK			(0xFF << 0)
72 #define   DKL_PLL_DIV0_MASK				(DKL_PLL_DIV0_INTEG_COEFF_MASK | \
73 							 DKL_PLL_DIV0_PROP_COEFF_MASK | \
74 							 DKL_PLL_DIV0_FBPREDIV_MASK | \
75 							 DKL_PLL_DIV0_FBDIV_INT_MASK)
76 
77 #define _DKL_PLL_DIV1					0x2204
78 #define DKL_PLL_DIV1(tc_port)				_DKL_REG(tc_port, \
79 								 _DKL_PLL_DIV1)
80 #define   DKL_PLL_DIV1_IREF_TRIM(x)			((x) << 16)
81 #define   DKL_PLL_DIV1_IREF_TRIM_MASK			(0x1F << 16)
82 #define   DKL_PLL_DIV1_TDC_TARGET_CNT(x)		((x) << 0)
83 #define   DKL_PLL_DIV1_TDC_TARGET_CNT_MASK		(0xFF << 0)
84 
85 #define _DKL_PLL_SSC					0x2210
86 #define DKL_PLL_SSC(tc_port)				_DKL_REG(tc_port, \
87 								 _DKL_PLL_SSC)
88 #define   DKL_PLL_SSC_IREF_NDIV_RATIO(x)		((x) << 29)
89 #define   DKL_PLL_SSC_IREF_NDIV_RATIO_MASK		(0x7 << 29)
90 #define   DKL_PLL_SSC_STEP_LEN(x)			((x) << 16)
91 #define   DKL_PLL_SSC_STEP_LEN_MASK			(0xFF << 16)
92 #define   DKL_PLL_SSC_STEP_NUM(x)			((x) << 11)
93 #define   DKL_PLL_SSC_STEP_NUM_MASK			(0x7 << 11)
94 #define   DKL_PLL_SSC_EN				(1 << 9)
95 
96 #define _DKL_PLL_BIAS					0x2214
97 #define DKL_PLL_BIAS(tc_port)				_DKL_REG(tc_port, \
98 								 _DKL_PLL_BIAS)
99 #define   DKL_PLL_BIAS_FRAC_EN_H			(1 << 30)
100 #define   DKL_PLL_BIAS_FBDIV_SHIFT			(8)
101 #define   DKL_PLL_BIAS_FBDIV_FRAC(x)			((x) << DKL_PLL_BIAS_FBDIV_SHIFT)
102 #define   DKL_PLL_BIAS_FBDIV_FRAC_MASK			(0x3FFFFF << DKL_PLL_BIAS_FBDIV_SHIFT)
103 
104 #define _DKL_PLL_TDC_COLDST_BIAS			0x2218
105 #define DKL_PLL_TDC_COLDST_BIAS(tc_port)		_DKL_REG(tc_port, \
106 								 _DKL_PLL_TDC_COLDST_BIAS)
107 #define   DKL_PLL_TDC_SSC_STEP_SIZE(x)			((x) << 8)
108 #define   DKL_PLL_TDC_SSC_STEP_SIZE_MASK		(0xFF << 8)
109 #define   DKL_PLL_TDC_FEED_FWD_GAIN(x)			((x) << 0)
110 #define   DKL_PLL_TDC_FEED_FWD_GAIN_MASK		(0xFF << 0)
111 
112 #define _DKL_REFCLKIN_CTL				0x212C
113 #define DKL_REFCLKIN_CTL(tc_port)			_DKL_REG(tc_port, \
114 								 _DKL_REFCLKIN_CTL)
115 /* Bits are the same as MG_REFCLKIN_CTL */
116 
117 #define _DKL_CLKTOP2_HSCLKCTL				0x20D4
118 #define DKL_CLKTOP2_HSCLKCTL(rc_port)			_DKL_REG(tc_port, \
119 								 _DKL_CLKTOP2_HSCLKCTL)
120 /* Bits are the same as MG_CLKTOP2_HSCLKCTL */
121 
122 #define _DKL_CLKTOP2_CORECLKCTL1			0x20D8
123 #define DKL_CLKTOP2_CORECLKCTL1(tc_port)		_DKL_REG(tc_port, \
124 								 _DKL_CLKTOP2_CORECLKCTL1)
125 /* Bits are the same as MG_CLKTOP2_CORECLKCTL1 */
126 
127 #define _DKL_TX_DPCNTL0_LN0				0x02C0
128 #define _DKL_TX_DPCNTL0_LN1				0x12C0
129 #define DKL_TX_DPCNTL0(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
130 								    _DKL_TX_DPCNTL0_LN0, \
131 								    _DKL_TX_DPCNTL0_LN1)
132 #define  DKL_TX_PRESHOOT_COEFF(x)			((x) << 13)
133 #define  DKL_TX_PRESHOOT_COEFF_MASK			(0x1f << 13)
134 #define  DKL_TX_DE_EMPHASIS_COEFF(x)			((x) << 8)
135 #define  DKL_TX_DE_EMPAHSIS_COEFF_MASK			(0x1f << 8)
136 #define  DKL_TX_VSWING_CONTROL(x)			((x) << 0)
137 #define  DKL_TX_VSWING_CONTROL_MASK			(0x7 << 0)
138 
139 #define _DKL_TX_DPCNTL1_LN0				0x02C4
140 #define _DKL_TX_DPCNTL1_LN1				0x12C4
141 #define DKL_TX_DPCNTL1(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
142 								    _DKL_TX_DPCNTL1_LN0, \
143 								    _DKL_TX_DPCNTL1_LN1)
144 /* Bits are the same as DKL_TX_DPCNTRL0 */
145 
146 #define _DKL_TX_DPCNTL2_LN0				0x02C8
147 #define _DKL_TX_DPCNTL2_LN1				0x12C8
148 #define DKL_TX_DPCNTL2(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
149 								    _DKL_TX_DPCNTL2_LN0, \
150 								    _DKL_TX_DPCNTL2_LN1)
151 #define  DKL_TX_DP20BITMODE				REG_BIT(2)
152 #define  DKL_TX_DPCNTL2_CFG_LOADGENSELECT_TX1_MASK	REG_GENMASK(4, 3)
153 #define  DKL_TX_DPCNTL2_CFG_LOADGENSELECT_TX1(val)	REG_FIELD_PREP(DKL_TX_DPCNTL2_CFG_LOADGENSELECT_TX1_MASK, (val))
154 #define  DKL_TX_DPCNTL2_CFG_LOADGENSELECT_TX2_MASK	REG_GENMASK(6, 5)
155 #define  DKL_TX_DPCNTL2_CFG_LOADGENSELECT_TX2(val)	REG_FIELD_PREP(DKL_TX_DPCNTL2_CFG_LOADGENSELECT_TX2_MASK, (val))
156 #define  LOADGEN_SHARING_PMD_DISABLE			REG_BIT(12)
157 
158 #define _DKL_TX_FW_CALIB_LN0				0x02F8
159 #define _DKL_TX_FW_CALIB_LN1				0x12F8
160 #define DKL_TX_FW_CALIB(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
161 								    _DKL_TX_FW_CALIB_LN0, \
162 								    _DKL_TX_FW_CALIB_LN1)
163 #define  DKL_TX_CFG_DISABLE_WAIT_INIT			(1 << 7)
164 
165 #define _DKL_TX_PMD_LANE_SUS_LN0			0x0D00
166 #define _DKL_TX_PMD_LANE_SUS_LN1			0x1D00
167 #define DKL_TX_PMD_LANE_SUS(tc_port, ln)		_DKL_REG_LN(tc_port, ln, \
168 								    _DKL_TX_PMD_LANE_SUS_LN0, \
169 								    _DKL_TX_PMD_LANE_SUS_LN1)
170 
171 #define _DKL_TX_DW17_LN0				0x0DC4
172 #define _DKL_TX_DW17_LN1				0x1DC4
173 #define DKL_TX_DW17(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
174 								    _DKL_TX_DW17_LN0, \
175 								    _DKL_TX_DW17_LN1)
176 
177 #define _DKL_TX_DW18_LN0				0x0DC8
178 #define _DKL_TX_DW18_LN1				0x1DC8
179 #define DKL_TX_DW18(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
180 								    _DKL_TX_DW18_LN0, \
181 								    _DKL_TX_DW18_LN1)
182 
183 #define _DKL_DP_MODE_LN0				0x00A0
184 #define _DKL_DP_MODE_LN1				0x10A0
185 #define DKL_DP_MODE(tc_port, ln)			_DKL_REG_LN(tc_port, ln, \
186 								    _DKL_DP_MODE_LN0, \
187 								    _DKL_DP_MODE_LN1)
188 
189 #define _DKL_CMN_UC_DW27				0x236C
190 #define DKL_CMN_UC_DW_27(tc_port)			_DKL_REG(tc_port, \
191 								 _DKL_CMN_UC_DW27)
192 #define  DKL_CMN_UC_DW27_UC_HEALTH			(0x1 << 15)
193 
194 /*
195  * Each Dekel PHY is addressed through a 4KB aperture. Each PHY has more than
196  * 4KB of register space, so a separate index is programmed in HIP_INDEX_REG0
197  * or HIP_INDEX_REG1, based on the port number, to set the upper 2 address
198  * bits that point the 4KB window into the full PHY register space.
199  */
200 #define _HIP_INDEX_REG0					0x1010A0
201 #define _HIP_INDEX_REG1					0x1010A4
202 #define HIP_INDEX_REG(tc_port)				_MMIO((tc_port) < 4 ? _HIP_INDEX_REG0 \
203 							      : _HIP_INDEX_REG1)
204 #define _HIP_INDEX_SHIFT(tc_port)			(8 * ((tc_port) % 4))
205 #define HIP_INDEX_VAL(tc_port, val)			((val) << _HIP_INDEX_SHIFT(tc_port))
206 
207 #endif /* __INTEL_DKL_PHY_REGS__ */
208