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| author | Ezequiel Garcia <ezequiel.garcia@free-electrons.com> | 2014-02-10 20:00:25 -0300 |
|---|---|---|
| committer | Jason Cooper <jason@lakedaemon.net> | 2014-02-22 03:43:23 +0000 |
| commit | 868eb61602d9c020fc9e21b42f3ccd301b36b94d (patch) | |
| tree | b26c070e5d546b2c4e18f87ec4d1f00237b6331c /arch/arm/plat-orion | |
| parent | e97662e1e28da0da0702db213931d8f9a580970a (diff) | |
| download | talos-obmc-linux-868eb61602d9c020fc9e21b42f3ccd301b36b94d.tar.gz talos-obmc-linux-868eb61602d9c020fc9e21b42f3ccd301b36b94d.zip | |
watchdog: orion: Make RSTOUT register a separate resource
In order to support other SoC, it's required to distinguish
the 'control' timer register, from the 'rstout' register
that enables system reset on watchdog expiration.
To prevent a compatibility break, this commit adds a fallback
to a hardcoded RSTOUT address.
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Tested-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Acked-by: Wim Van Sebroeck <wim@iguana.be>
Tested-By: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'arch/arm/plat-orion')
| -rw-r--r-- | arch/arm/plat-orion/common.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c index 830ff07f3385..3ec6e8e8d368 100644 --- a/arch/arm/plat-orion/common.c +++ b/arch/arm/plat-orion/common.c @@ -595,14 +595,16 @@ void __init orion_spi_1_init(unsigned long mapbase) /***************************************************************************** * Watchdog ****************************************************************************/ -static struct resource orion_wdt_resource = - DEFINE_RES_MEM(TIMER_PHYS_BASE, 0x28); +static struct resource orion_wdt_resource[] = { + DEFINE_RES_MEM(TIMER_PHYS_BASE, 0x04), + DEFINE_RES_MEM(RSTOUTn_MASK_PHYS, 0x04), +}; static struct platform_device orion_wdt_device = { .name = "orion_wdt", .id = -1, - .num_resources = 1, - .resource = &orion_wdt_resource, + .num_resources = ARRAY_SIZE(orion_wdt_resource), + .resource = orion_wdt_resource, }; void __init orion_wdt_init(void) |
