xref: /openbmc/linux/drivers/gpu/drm/radeon/rs780_dpm.h (revision 4f6cce39)
1 /*
2  * Copyright 2011 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  */
23 #ifndef __RS780_DPM_H__
24 #define __RS780_DPM_H__
25 
26 enum rs780_vddc_level {
27 	RS780_VDDC_LEVEL_UNKNOWN = 0,
28 	RS780_VDDC_LEVEL_LOW = 1,
29 	RS780_VDDC_LEVEL_HIGH = 2,
30 };
31 
32 struct igp_power_info {
33 	/* flags */
34 	bool invert_pwm_required;
35 	bool pwm_voltage_control;
36 	bool voltage_control;
37 	bool gfx_clock_gating;
38 	/* stored values */
39 	u32 system_config;
40 	u32 bootup_uma_clk;
41 	u16 max_voltage;
42 	u16 min_voltage;
43 	u16 boot_voltage;
44 	u16 inter_voltage_low;
45 	u16 inter_voltage_high;
46 	u16 num_of_cycles_in_period;
47 	/* variable */
48 	int crtc_id;
49 	int refresh_rate;
50 };
51 
52 struct igp_ps {
53 	enum rs780_vddc_level min_voltage;
54 	enum rs780_vddc_level max_voltage;
55 	u32 sclk_low;
56 	u32 sclk_high;
57 	u32 flags;
58 };
59 
60 #define RS780_CGFTV_DFLT                 0x0303000f
61 #define RS780_FBDIVTIMERVAL_DFLT         0x2710
62 
63 #define RS780_FVTHROTUTC0_DFLT   0x04010040
64 #define RS780_FVTHROTUTC1_DFLT   0x04010040
65 #define RS780_FVTHROTUTC2_DFLT   0x04010040
66 #define RS780_FVTHROTUTC3_DFLT   0x04010040
67 #define RS780_FVTHROTUTC4_DFLT   0x04010040
68 
69 #define RS780_FVTHROTDTC0_DFLT 0x04010040
70 #define RS780_FVTHROTDTC1_DFLT 0x04010040
71 #define RS780_FVTHROTDTC2_DFLT 0x04010040
72 #define RS780_FVTHROTDTC3_DFLT 0x04010040
73 #define RS780_FVTHROTDTC4_DFLT 0x04010040
74 
75 #define RS780_FVTHROTFBUSREG0_DFLT       0x00001001
76 #define RS780_FVTHROTFBUSREG1_DFLT       0x00002002
77 #define RS780_FVTHROTFBDSREG0_DFLT       0x00004001
78 #define RS780_FVTHROTFBDSREG1_DFLT       0x00020010
79 
80 #define RS780_FVTHROTPWMUSREG0_DFLT      0x00002001
81 #define RS780_FVTHROTPWMUSREG1_DFLT      0x00004003
82 #define RS780_FVTHROTPWMDSREG0_DFLT      0x00002001
83 #define RS780_FVTHROTPWMDSREG1_DFLT      0x00004003
84 
85 #define RS780_FVTHROTPWMFBDIVRANGEREG0_DFLT  0x37
86 #define RS780_FVTHROTPWMFBDIVRANGEREG1_DFLT  0x4b
87 #define RS780_FVTHROTPWMFBDIVRANGEREG2_DFLT  0x8b
88 
89 #define RS780D_FVTHROTPWMFBDIVRANGEREG0_DFLT  0x8b
90 #define RS780D_FVTHROTPWMFBDIVRANGEREG1_DFLT  0x8c
91 #define RS780D_FVTHROTPWMFBDIVRANGEREG2_DFLT  0xb5
92 
93 #define RS880D_FVTHROTPWMFBDIVRANGEREG0_DFLT  0x8d
94 #define RS880D_FVTHROTPWMFBDIVRANGEREG1_DFLT  0x8e
95 #define RS880D_FVTHROTPWMFBDIVRANGEREG2_DFLT  0xBa
96 
97 #define RS780_FVTHROTPWMRANGE0_GPIO_DFLT  0x1a
98 #define RS780_FVTHROTPWMRANGE1_GPIO_DFLT  0x1a
99 #define RS780_FVTHROTPWMRANGE2_GPIO_DFLT  0x0
100 #define RS780_FVTHROTPWMRANGE3_GPIO_DFLT  0x0
101 
102 #define RS780_SLOWCLKFEEDBACKDIV_DFLT 110
103 
104 #define RS780_CGCLKGATING_DFLT           0x0000E204
105 
106 #define RS780_DEFAULT_VCLK_FREQ  53300 /* 10 khz */
107 #define RS780_DEFAULT_DCLK_FREQ  40000 /* 10 khz */
108 
109 #endif
110