1 // SPDX-License-Identifier: GPL-2.0-only 1
2 #include <linux/kernel.h>
3 #include <linux/init.h>
4 #include <linux/reboot.h>
5
6 #include "iomap.h"
7 #include "common.h"
8 #include "control.h"
9 #include "prm3xxx.h"
10
11 #define TI81XX_PRM_DEVICE_RSTCTRL 0x00a0
12 #define TI81XX_GLOBAL_RST_COLD BIT(1)
13
14 /**
15 * ti81xx_restart - trigger a software restart
16 * @mode: the "reboot mode", see arch/arm/kern
17 * @cmd: passed from the userspace program reb
18 *
19 * Resets the SoC. For @cmd, see the 'reboot'
20 * kernel/sys.c. No return value.
21 *
22 * NOTE: Warm reset does not seem to work, may
23 * clocks to bypass mode.
24 */
25 void ti81xx_restart(enum reboot_mode mode, con
26 {
27 omap2_prm_set_mod_reg_bits(TI81XX_GLOB
28 TI81XX_PRM_
29 while (1)
30 ;
31 }
32
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