From: Guenter Roeck Date: Sun, 24 Dec 2017 21:04:07 +0000 (-0800) Subject: watchdog: sp5100_tco: Fix watchdog disable bit X-Git-Tag: v4.19~1623^2~14 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f541c09ebfc61697b586b38c9ebaf4b70defb278;p=platform%2Fkernel%2Flinux-rpi.git watchdog: sp5100_tco: Fix watchdog disable bit According to all published information, the watchdog disable bit for SB800 compatible controllers is bit 1 of PM register 0x48, not bit 2. For the most part that doesn't matter in practice, since the bit has to be cleared to enable watchdog address decoding, which is the default setting, but it still needs to be fixed. Cc: Zoltán Böszörményi Signed-off-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- diff --git a/drivers/watchdog/sp5100_tco.h b/drivers/watchdog/sp5100_tco.h index f495fe0..2622cfe 100644 --- a/drivers/watchdog/sp5100_tco.h +++ b/drivers/watchdog/sp5100_tco.h @@ -52,7 +52,7 @@ #define SB800_PM_WATCHDOG_CONFIG 0x4C #define SB800_PCI_WATCHDOG_DECODE_EN (1 << 0) -#define SB800_PM_WATCHDOG_DISABLE (1 << 2) +#define SB800_PM_WATCHDOG_DISABLE (1 << 1) #define SB800_PM_WATCHDOG_SECOND_RES (3 << 0) #define SB800_ACPI_MMIO_DECODE_EN (1 << 0) #define SB800_ACPI_MMIO_SEL (1 << 1)