33c1ea50e5c0294f7409c5c394daca61f8b0a5dd
1 /*
2 * TISCI helper apis header file
3 *
4 * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
5 * Lokesh Vutla <lokeshvutla@ti.com>
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the
17 * distribution.
18 *
19 * Neither the name of Texas Instruments Incorporated nor the names of
20 * its contributors may be used to endorse or promote products derived
21 * from this software without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 */
36 #ifndef __TISCI_H
37 #define __TISCI_H
39 #include <stdint.h>
41 struct ti_sci_version_info {
42 uint8_t abi_major;
43 uint8_t abi_minor;
44 uint16_t firmware_version;
45 char firmware_description[32];
46 };
48 struct ti_sci_host_info {
49 uint32_t host_id;
50 char host_name[15];
51 char security_status[15];
52 char description[50];
53 };
55 #define MAIN_SEC_PROXY 0
56 #define MCU_SEC_PROXY 1
58 struct ti_sci_sec_proxy_info {
59 uint32_t sp_id;
60 char sp_dir[6];
61 uint32_t num_msgs;
62 char host[15];
63 char host_function[25];
64 };
66 struct ti_sci_info {
67 uint8_t host_id;
68 struct ti_sci_version_info version;
69 struct ti_sci_host_info *host_info;
70 uint32_t num_hosts;
71 struct ti_sci_sec_proxy_info *sp_info[2];
72 uint32_t num_sp_threads[2];
73 };
75 #define MAX_DEVICE_STATE_LENGTH 25
76 #define MAX_CLOCK_STATE_LENGTH 25
78 int ti_sci_init(void);
79 const char *ti_sci_cmd_get_device_status(uint32_t dev_id);
80 int ti_sci_cmd_disable_device(uint32_t dev_id);
81 int ti_sci_cmd_enable_device(uint32_t dev_id);
83 int ti_sci_cmd_get_clk(uint32_t dev_id, uint32_t clk_id);
84 int ti_sci_cmd_put_clk(uint32_t dev_id, uint32_t clk_id);
85 const char *ti_sci_cmd_get_clk_state(uint32_t dev_id, uint32_t clk_id);
86 int ti_sci_cmd_set_clk_freq(uint32_t dev_id, uint32_t clk_id, uint64_t freq);
87 int ti_sci_cmd_get_clk_freq(uint32_t dev_id, uint32_t clk_id, uint64_t *freq);
88 #endif