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