xref: /openbmc/linux/drivers/gpu/drm/radeon/btcd.h (revision 2cf1c348)
1 /*
2  * Copyright 2010 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: Alex Deucher
23  */
24 #ifndef _BTCD_H_
25 #define _BTCD_H_
26 
27 /* pm registers */
28 
29 #define GENERAL_PWRMGT                                  0x63c
30 #       define GLOBAL_PWRMGT_EN                         (1 << 0)
31 #       define STATIC_PM_EN                             (1 << 1)
32 #       define THERMAL_PROTECTION_DIS                   (1 << 2)
33 #       define THERMAL_PROTECTION_TYPE                  (1 << 3)
34 #       define ENABLE_GEN2PCIE                          (1 << 4)
35 #       define ENABLE_GEN2XSP                           (1 << 5)
36 #       define SW_SMIO_INDEX(x)                         ((x) << 6)
37 #       define SW_SMIO_INDEX_MASK                       (3 << 6)
38 #       define SW_SMIO_INDEX_SHIFT                      6
39 #       define LOW_VOLT_D2_ACPI                         (1 << 8)
40 #       define LOW_VOLT_D3_ACPI                         (1 << 9)
41 #       define VOLT_PWRMGT_EN                           (1 << 10)
42 #       define BACKBIAS_PAD_EN                          (1 << 18)
43 #       define BACKBIAS_VALUE                           (1 << 19)
44 #       define DYN_SPREAD_SPECTRUM_EN                   (1 << 23)
45 #       define AC_DC_SW                                 (1 << 24)
46 
47 #define TARGET_AND_CURRENT_PROFILE_INDEX                  0x66c
48 #       define CURRENT_PROFILE_INDEX_MASK                 (0xf << 4)
49 #       define CURRENT_PROFILE_INDEX_SHIFT                4
50 
51 #define	CG_BIF_REQ_AND_RSP				0x7f4
52 #define		CG_CLIENT_REQ(x)			((x) << 0)
53 #define		CG_CLIENT_REQ_MASK			(0xff << 0)
54 #define		CG_CLIENT_REQ_SHIFT			0
55 #define		CG_CLIENT_RESP(x)			((x) << 8)
56 #define		CG_CLIENT_RESP_MASK			(0xff << 8)
57 #define		CG_CLIENT_RESP_SHIFT			8
58 #define		CLIENT_CG_REQ(x)			((x) << 16)
59 #define		CLIENT_CG_REQ_MASK			(0xff << 16)
60 #define		CLIENT_CG_REQ_SHIFT			16
61 #define		CLIENT_CG_RESP(x)			((x) << 24)
62 #define		CLIENT_CG_RESP_MASK			(0xff << 24)
63 #define		CLIENT_CG_RESP_SHIFT			24
64 
65 #define	SCLK_PSKIP_CNTL					0x8c0
66 #define		PSKIP_ON_ALLOW_STOP_HI(x)		((x) << 16)
67 #define		PSKIP_ON_ALLOW_STOP_HI_MASK		(0xff << 16)
68 #define		PSKIP_ON_ALLOW_STOP_HI_SHIFT		16
69 
70 #define	CG_ULV_CONTROL					0x8c8
71 #define	CG_ULV_PARAMETER				0x8cc
72 
73 #define	MC_ARB_DRAM_TIMING				0x2774
74 #define	MC_ARB_DRAM_TIMING2				0x2778
75 
76 #define	MC_ARB_RFSH_RATE				0x27b0
77 #define		POWERMODE0(x)				((x) << 0)
78 #define		POWERMODE0_MASK				(0xff << 0)
79 #define		POWERMODE0_SHIFT			0
80 #define		POWERMODE1(x)				((x) << 8)
81 #define		POWERMODE1_MASK				(0xff << 8)
82 #define		POWERMODE1_SHIFT			8
83 #define		POWERMODE2(x)				((x) << 16)
84 #define		POWERMODE2_MASK				(0xff << 16)
85 #define		POWERMODE2_SHIFT			16
86 #define		POWERMODE3(x)				((x) << 24)
87 #define		POWERMODE3_MASK				(0xff << 24)
88 #define		POWERMODE3_SHIFT			24
89 
90 #define MC_ARB_BURST_TIME                               0x2808
91 #define		STATE0(x)				((x) << 0)
92 #define		STATE0_MASK				(0x1f << 0)
93 #define		STATE0_SHIFT				0
94 #define		STATE1(x)				((x) << 5)
95 #define		STATE1_MASK				(0x1f << 5)
96 #define		STATE1_SHIFT				5
97 #define		STATE2(x)				((x) << 10)
98 #define		STATE2_MASK				(0x1f << 10)
99 #define		STATE2_SHIFT				10
100 #define		STATE3(x)				((x) << 15)
101 #define		STATE3_MASK				(0x1f << 15)
102 #define		STATE3_SHIFT				15
103 
104 #define MC_SEQ_RAS_TIMING                               0x28a0
105 #define MC_SEQ_CAS_TIMING                               0x28a4
106 #define MC_SEQ_MISC_TIMING                              0x28a8
107 #define MC_SEQ_MISC_TIMING2                             0x28ac
108 
109 #define MC_SEQ_RD_CTL_D0                                0x28b4
110 #define MC_SEQ_RD_CTL_D1                                0x28b8
111 #define MC_SEQ_WR_CTL_D0                                0x28bc
112 #define MC_SEQ_WR_CTL_D1                                0x28c0
113 
114 #define MC_PMG_AUTO_CFG                                 0x28d4
115 
116 #define MC_SEQ_STATUS_M                                 0x29f4
117 #       define PMG_PWRSTATE                             (1 << 16)
118 
119 #define MC_SEQ_MISC0                                    0x2a00
120 #define         MC_SEQ_MISC0_GDDR5_SHIFT                28
121 #define         MC_SEQ_MISC0_GDDR5_MASK                 0xf0000000
122 #define         MC_SEQ_MISC0_GDDR5_VALUE                5
123 #define MC_SEQ_MISC1                                    0x2a04
124 #define MC_SEQ_RESERVE_M                                0x2a08
125 #define MC_PMG_CMD_EMRS                                 0x2a0c
126 
127 #define MC_SEQ_MISC3                                    0x2a2c
128 
129 #define MC_SEQ_MISC5                                    0x2a54
130 #define MC_SEQ_MISC6                                    0x2a58
131 
132 #define MC_SEQ_MISC7                                    0x2a64
133 
134 #define MC_SEQ_CG                                       0x2a68
135 #define		CG_SEQ_REQ(x)				((x) << 0)
136 #define		CG_SEQ_REQ_MASK				(0xff << 0)
137 #define		CG_SEQ_REQ_SHIFT			0
138 #define		CG_SEQ_RESP(x)				((x) << 8)
139 #define		CG_SEQ_RESP_MASK			(0xff << 8)
140 #define		CG_SEQ_RESP_SHIFT			8
141 #define		SEQ_CG_REQ(x)				((x) << 16)
142 #define		SEQ_CG_REQ_MASK				(0xff << 16)
143 #define		SEQ_CG_REQ_SHIFT			16
144 #define		SEQ_CG_RESP(x)				((x) << 24)
145 #define		SEQ_CG_RESP_MASK			(0xff << 24)
146 #define		SEQ_CG_RESP_SHIFT			24
147 #define MC_SEQ_RAS_TIMING_LP                            0x2a6c
148 #define MC_SEQ_CAS_TIMING_LP                            0x2a70
149 #define MC_SEQ_MISC_TIMING_LP                           0x2a74
150 #define MC_SEQ_MISC_TIMING2_LP                          0x2a78
151 #define MC_SEQ_WR_CTL_D0_LP                             0x2a7c
152 #define MC_SEQ_WR_CTL_D1_LP                             0x2a80
153 #define MC_SEQ_PMG_CMD_EMRS_LP                          0x2a84
154 #define MC_SEQ_PMG_CMD_MRS_LP                           0x2a88
155 
156 #define MC_PMG_CMD_MRS                                  0x2aac
157 
158 #define MC_SEQ_RD_CTL_D0_LP                             0x2b1c
159 #define MC_SEQ_RD_CTL_D1_LP                             0x2b20
160 
161 #define MC_PMG_CMD_MRS1                                 0x2b44
162 #define MC_SEQ_PMG_CMD_MRS1_LP                          0x2b48
163 
164 #define	LB_SYNC_RESET_SEL				0x6b28
165 #define		LB_SYNC_RESET_SEL_MASK			(3 << 0)
166 #define		LB_SYNC_RESET_SEL_SHIFT			0
167 
168 /* PCIE link stuff */
169 #define PCIE_LC_SPEED_CNTL                                0xa4 /* PCIE_P */
170 #       define LC_GEN2_EN_STRAP                           (1 << 0)
171 #       define LC_TARGET_LINK_SPEED_OVERRIDE_EN           (1 << 1)
172 #       define LC_FORCE_EN_HW_SPEED_CHANGE                (1 << 5)
173 #       define LC_FORCE_DIS_HW_SPEED_CHANGE               (1 << 6)
174 #       define LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK      (0x3 << 8)
175 #       define LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT     3
176 #       define LC_CURRENT_DATA_RATE                       (1 << 11)
177 #       define LC_HW_VOLTAGE_IF_CONTROL(x)                ((x) << 12)
178 #       define LC_HW_VOLTAGE_IF_CONTROL_MASK              (3 << 12)
179 #       define LC_HW_VOLTAGE_IF_CONTROL_SHIFT             12
180 #       define LC_VOLTAGE_TIMER_SEL_MASK                  (0xf << 14)
181 #       define LC_CLR_FAILED_SPD_CHANGE_CNT               (1 << 21)
182 #       define LC_OTHER_SIDE_EVER_SENT_GEN2               (1 << 23)
183 #       define LC_OTHER_SIDE_SUPPORTS_GEN2                (1 << 24)
184 
185 #endif
186