xref: /freebsd/sys/arm/nvidia/tegra_pmc.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1 /*-
2  * Copyright (c) 2016 Michal Meloun <mmel@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #ifndef _TEGRA_PMC_H_
28 #define	_TEGRA_PMC_H_
29 
30 enum tegra_suspend_mode {
31       TEGRA_SUSPEND_NONE = 0,
32       TEGRA_SUSPEND_LP2, 	/* CPU voltage off */
33       TEGRA_SUSPEND_LP1, 	/* CPU voltage off, DRAM self-refresh */
34       TEGRA_SUSPEND_LP0, 	/* CPU + core voltage off, DRAM self-refresh */
35 };
36 
37 /* PARTIDs for powergate */
38 enum tegra_powergate_id {
39 	TEGRA_POWERGATE_CRAIL	= 0,
40 	TEGRA_POWERGATE_TD	= 1, /* Tegra124 only */
41 	TEGRA_POWERGATE_VE	= 2,
42 	TEGRA_POWERGATE_PCX	= 3,
43 	TEGRA_POWERGATE_VDE	= 4, /* Tegra124 only */
44 	TEGRA_POWERGATE_L2C	= 5, /* Tegra124 only */
45 	TEGRA_POWERGATE_MPE	= 6,
46 	TEGRA_POWERGATE_HEG	= 7, /* Tegra124 only */
47 	TEGRA_POWERGATE_SAX	= 8,
48 	TEGRA_POWERGATE_CE1	= 9,
49 	TEGRA_POWERGATE_CE2	= 10,
50 	TEGRA_POWERGATE_CE3	= 11,
51 	TEGRA_POWERGATE_CELP	= 12, /* Tegra124 only */
52 	/* */
53 	TEGRA_POWERGATE_CE0	= 14,
54 	TEGRA_POWERGATE_C0NC	= 15,
55 	TEGRA_POWERGATE_C1NC	= 16,
56 	TEGRA_POWERGATE_SOR	= 17,
57 	TEGRA_POWERGATE_DIS	= 18,
58 	TEGRA_POWERGATE_DISB	= 19,
59 	TEGRA_POWERGATE_XUSBA	= 20,
60 	TEGRA_POWERGATE_XUSBB	= 21,
61 	TEGRA_POWERGATE_XUSBC	= 22,
62 	TEGRA_POWERGATE_VIC	= 23,
63 	TEGRA_POWERGATE_IRAM	= 24,
64 	TEGRA_POWERGATE_NVDEC	= 25, /* Tegra210 only */
65 	TEGRA_POWERGATE_NVJPG	= 26, /* Tegra210 only */
66 	TEGRA_POWERGATE_AUD	= 27, /* Tegra210 only */
67 	TEGRA_POWERGATE_DFD	= 28, /* Tegra210 only */
68 	TEGRA_POWERGATE_VE2	= 29, /* Tegra210 only */
69 	/* */
70 	TEGRA_POWERGATE_3D	= 32
71 };
72 
73 /* PARTIDs for power rails */
74 enum tegra_powerrail_id {
75 	TEGRA_IO_RAIL_CSIA	= 0,
76 	TEGRA_IO_RAIL_CSIB	= 1,
77 	TEGRA_IO_RAIL_DSI	= 2,
78 	TEGRA_IO_RAIL_MIPI_BIAS	= 3,
79 	TEGRA_IO_RAIL_PEX_BIAS	= 4,
80 	TEGRA_IO_RAIL_PEX_CLK1	= 5,
81 	TEGRA_IO_RAIL_PEX_CLK2	= 6,
82 	TEGRA_IO_RAIL_USB0	= 9,
83 	TEGRA_IO_RAIL_USB1	= 10,
84 	TEGRA_IO_RAIL_USB2	= 11,
85 	TEGRA_IO_RAIL_USB_BIAS	= 12,
86 	TEGRA_IO_RAIL_NAND	= 13,
87 	TEGRA_IO_RAIL_UART	= 14,
88 	TEGRA_IO_RAIL_BB	= 15,
89 	TEGRA_IO_RAIL_AUDIO	= 17,
90 	TEGRA_IO_RAIL_HSIC	= 19,
91 	TEGRA_IO_RAIL_COMP	= 22,
92 	TEGRA_IO_RAIL_HDMI	= 28,
93 	TEGRA_IO_RAIL_PEX_CNTRL	= 32,
94 	TEGRA_IO_RAIL_SDMMC1	= 33,
95 	TEGRA_IO_RAIL_SDMMC3	= 34,
96 	TEGRA_IO_RAIL_SDMMC4	= 35,
97 	TEGRA_IO_RAIL_CAM	= 36,
98 	TEGRA_IO_RAIL_RES	= 37,
99 	TEGRA_IO_RAIL_HV	= 38,
100 	TEGRA_IO_RAIL_DSIB	= 39,
101 	TEGRA_IO_RAIL_DSIC	= 40,
102 	TEGRA_IO_RAIL_DSID	= 41,
103 	TEGRA_IO_RAIL_CSIE	= 44,
104 	TEGRA_IO_RAIL_LVDS	= 57,
105 	TEGRA_IO_RAIL_SYS_DDC	= 58,
106 };
107 
108 int tegra_powergate_is_powered(enum tegra_powergate_id id);
109 int tegra_powergate_power_on(enum tegra_powergate_id id);
110 int tegra_powergate_power_off(enum tegra_powergate_id id);
111 int tegra_powergate_remove_clamping(enum tegra_powergate_id id);
112 int tegra_powergate_sequence_power_up(enum tegra_powergate_id id,
113     clk_t clk, hwreset_t rst);
114 int tegra_io_rail_power_on(int tegra_powerrail_id);
115 int tegra_io_rail_power_off(int tegra_powerrail_id);
116 
117 #endif /*_TEGRA_PMC_H_*/