watchdog: aspeed: Support configuration of external signal properties
authorAndrew Jeffery <andrew@aj.id.au>
Wed, 2 Aug 2017 04:45:29 +0000 (14:15 +0930)
committerWim Van Sebroeck <wim@iguana.be>
Sat, 9 Sep 2017 19:05:07 +0000 (21:05 +0200)
commit012c04601f9dc6a268ebff87a890b339af6d25bf
tree69197ddf19790273d3bed79de37ea6e8245eca46
parente654f19165483adfc30eeabe69a1efc23182bf0e
watchdog: aspeed: Support configuration of external signal properties

Add support for configuring the drive strength and polarity on the
AST2500, and the pulse duration on both the AST2400 and AST2500.

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Tested-by: Matt Spinler <mspinler@linux.vnet.ibm.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
drivers/watchdog/aspeed_wdt.c