1 /*
2 * Copyright (c) 2017 Google Inc. All rights reserved
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files
6 * (the "Software"), to deal in the Software without restriction,
7 * including without limitation the rights to use, copy, modify, merge,
8 * publish, distribute, sublicense, and/or sell copies of the Software,
9 * and to permit persons to whom the Software is furnished to do so,
10 * subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24 #include <debug.h>
25 #include <imx-regs.h>
26 #include <kernel/vm.h>
27 #include <lk/init.h>
28 #include <reg.h>
29
30 extern void platform_secondary_entry(void);
31
imx7d_smp_init(uint level)32 static void imx7d_smp_init(uint level) {
33 paddr_t entry_pa = vaddr_to_paddr(platform_secondary_entry);
34 writel(entry_pa, SRC_GPR3);
35 }
36
37 LK_INIT_HOOK(imx7d_smp, imx7d_smp_init, LK_INIT_LEVEL_LAST);
38