2 * Copyright 2010 Advanced Micro Devices, Inc.
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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.
22 * Authors: Alex Deucher
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)
47 #define TARGET_AND_CURRENT_PROFILE_INDEX 0x66c
48 # define CURRENT_PROFILE_INDEX_MASK (0xf << 4)
49 # define CURRENT_PROFILE_INDEX_SHIFT 4
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
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
70 #define CG_ULV_CONTROL 0x8c8
71 #define CG_ULV_PARAMETER 0x8cc
73 #define MC_ARB_DRAM_TIMING 0x2774
74 #define MC_ARB_DRAM_TIMING2 0x2778
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
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
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
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
114 #define MC_PMG_AUTO_CFG 0x28d4
116 #define MC_SEQ_STATUS_M 0x29f4
117 # define PMG_PWRSTATE (1 << 16)
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
127 #define MC_SEQ_MISC3 0x2a2c
129 #define MC_SEQ_MISC5 0x2a54
130 #define MC_SEQ_MISC6 0x2a58
132 #define MC_SEQ_MISC7 0x2a64
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
156 #define MC_PMG_CMD_MRS 0x2aac
158 #define MC_SEQ_RD_CTL_D0_LP 0x2b1c
159 #define MC_SEQ_RD_CTL_D1_LP 0x2b20
161 #define MC_PMG_CMD_MRS1 0x2b44
162 #define MC_SEQ_PMG_CMD_MRS1_LP 0x2b48
164 #define LB_SYNC_RESET_SEL 0x6b28
165 #define LB_SYNC_RESET_SEL_MASK (3 << 0)
166 #define LB_SYNC_RESET_SEL_SHIFT 0
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)