1 /* Copyright (c) 2023, Canaan Bright Sight Co., Ltd
2 *
3 * Redistribution and use in source and binary forms, with or without
4 * modification, are permitted provided that the following conditions are met:
5 * 1. Redistributions of source code must retain the above copyright
6 * notice, this list of conditions and the following disclaimer.
7 * 2. Redistributions in binary form must reproduce the above copyright
8 * notice, this list of conditions and the following disclaimer in the
9 * documentation and/or other materials provided with the distribution.
10 *
11 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
12 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
13 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
15 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
16 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
17 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
18 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
22 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include <rtthread.h>
27 #include "sysctl_boot.h"
28 #include "ioremap.h"
29 #include "board.h"
30
31 volatile sysctl_boot_t* sysctl_boot = (volatile sysctl_boot_t*)BOOT_BASE_ADDR;
32
sysctl_boot_get_boot_mode(void)33 sysctl_boot_mode_e sysctl_boot_get_boot_mode(void)
34 {
35 switch(sysctl_boot->soc_boot_ctl & 0x3) /* bit 0~1 */
36 {
37 case 1:
38 return SYSCTL_BOOT_NANDFLASH;
39 case 2:
40 return SYSCTL_BOOT_EMMC;
41 case 3:
42 return SYSCTL_BOOT_SDCARD;
43 case 0:
44 default:
45 return SYSCTL_BOOT_NORFLASH;
46 }
47 }
48
sysctl_boot_get_otp_bypass(void)49 bool sysctl_boot_get_otp_bypass(void)
50 {
51 if(sysctl_boot->soc_boot_ctl & 0x10)
52 return true;
53 else
54 return false;
55 }
56
sysctl_boot_set_pll_lock(void)57 void sysctl_boot_set_pll_lock(void)
58 {
59 sysctl_boot->soc_boot_ctl |= 1 << 3;
60 }
61
sysctl_boot_set_spi2axi(void)62 void sysctl_boot_set_spi2axi(void)
63 {
64 sysctl_boot->soc_boot_ctl |= 1 << 2;
65 }
66
sysctl_boot_reset_soc(void)67 void sysctl_boot_reset_soc(void)
68 {
69 sysctl_boot->soc_glb_rst |= (1 << 0) | (1 << 16);
70 while(1)
71 {
72 }
73 }
74
75
sysctl_boot_soc_sleep_ctl(void)76 void sysctl_boot_soc_sleep_ctl(void)
77 {
78 sysctl_boot->soc_slp_ctl |= (1 << 4) | (1 << 20);
79 }
80
sysctl_boot_read_is_boot_wakeup(void)81 int sysctl_boot_read_is_boot_wakeup(void)
82 {
83 return sysctl_boot->soc_wakeup_src;
84 }
85
rt_hw_sysctl_boot_init(void)86 int rt_hw_sysctl_boot_init(void)
87 {
88 sysctl_boot = rt_ioremap((void*)BOOT_BASE_ADDR, BOOT_IO_SIZE);
89 if(!sysctl_boot)
90 {
91 rt_kprintf("sysctl_boot ioremap error\n");
92 return -1;
93 }
94
95 return 0;
96 }
97 INIT_BOARD_EXPORT(rt_hw_sysctl_boot_init);