| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| 2 | /* |
| 3 | * omap3-restart.c - Code common to all OMAP3xxx machines. |
| 4 | * |
| 5 | * Copyright (C) 2009, 2012 Texas Instruments |
| 6 | * Copyright (C) 2010 Nokia Corporation |
| 7 | * Tony Lindgren <tony@atomide.com> |
| 8 | * Santosh Shilimkar <santosh.shilimkar@ti.com> |
| 9 | */ |
| 10 | #include <linux/kernel.h> |
| 11 | #include <linux/init.h> |
| 12 | #include <linux/reboot.h> |
| 13 | |
| 14 | #include "common.h" |
| 15 | #include "control.h" |
| 16 | #include "prm.h" |
| 17 | |
| 18 | /* Global address base setup code */ |
| 19 | |
| 20 | /** |
| 21 | * omap3xxx_restart - trigger a software restart of the SoC |
| 22 | * @mode: the "reboot mode", see arch/arm/kernel/{setup,process}.c |
| 23 | * @cmd: passed from the userspace program rebooting the system (if provided) |
| 24 | * |
| 25 | * Resets the SoC. For @cmd, see the 'reboot' syscall in |
| 26 | * kernel/sys.c. No return value. |
| 27 | */ |
| 28 | void omap3xxx_restart(enum reboot_mode mode, const char *cmd) |
| 29 | { |
| 30 | omap3_ctrl_write_boot_mode((cmd ? (u8)*cmd : 0)); |
| 31 | omap_prm_reset_system(); |
| 32 | } |