diff options
Diffstat (limited to 'arch/mips/powertv/reset.c')
-rw-r--r-- | arch/mips/powertv/reset.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/mips/powertv/reset.c b/arch/mips/powertv/reset.c new file mode 100644 index 000000000000..494c652c984b --- /dev/null +++ b/arch/mips/powertv/reset.c | |||
@@ -0,0 +1,65 @@ | |||
1 | /* | ||
2 | * Carsten Langgaard, carstenl@mips.com | ||
3 | * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved. | ||
4 | * Portions copyright (C) 2009 Cisco Systems, Inc. | ||
5 | * | ||
6 | * This program is free software; you can distribute it and/or modify it | ||
7 | * under the terms of the GNU General Public License (Version 2) as | ||
8 | * published by the Free Software Foundation. | ||
9 | * | ||
10 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
13 | * for more details. | ||
14 | * | ||
15 | * You should have received a copy of the GNU General Public License along | ||
16 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
17 | * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. | ||
18 | */ | ||
19 | #include <linux/pm.h> | ||
20 | |||
21 | #include <linux/io.h> | ||
22 | #include <asm/reboot.h> /* Not included by linux/reboot.h */ | ||
23 | |||
24 | #ifdef CONFIG_BOOTLOADER_DRIVER | ||
25 | #include <asm/mach-powertv/kbldr.h> | ||
26 | #endif | ||
27 | |||
28 | #include <asm/mach-powertv/asic_regs.h> | ||
29 | #include "reset.h" | ||
30 | |||
31 | static void mips_machine_restart(char *command); | ||
32 | static void mips_machine_halt(void); | ||
33 | |||
34 | static void mips_machine_restart(char *command) | ||
35 | { | ||
36 | #ifdef CONFIG_BOOTLOADER_DRIVER | ||
37 | /* | ||
38 | * Call the bootloader's reset function to ensure | ||
39 | * that persistent data is flushed before hard reset | ||
40 | */ | ||
41 | kbldr_SetCauseAndReset(); | ||
42 | #else | ||
43 | writel(0x1, asic_reg_addr(watchdog)); | ||
44 | #endif | ||
45 | } | ||
46 | |||
47 | static void mips_machine_halt(void) | ||
48 | { | ||
49 | #ifdef CONFIG_BOOTLOADER_DRIVER | ||
50 | /* | ||
51 | * Call the bootloader's reset function to ensure | ||
52 | * that persistent data is flushed before hard reset | ||
53 | */ | ||
54 | kbldr_SetCauseAndReset(); | ||
55 | #else | ||
56 | writel(0x1, asic_reg_addr(watchdog)); | ||
57 | #endif | ||
58 | } | ||
59 | |||
60 | void mips_reboot_setup(void) | ||
61 | { | ||
62 | _machine_restart = mips_machine_restart; | ||
63 | _machine_halt = mips_machine_halt; | ||
64 | pm_power_off = mips_machine_halt; | ||
65 | } | ||