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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-13 16:20:42 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-13 16:20:42 +0300 |
| commit | 55472bae5331f33582d9f0e8919fed8bebcda0da (patch) | |
| tree | 4e9d910e8f5de08d1ceb45509ff42641fcd0a6e7 /drivers/watchdog/f71808e_wdt.c | |
| parent | d7a02fa0a8f9ec1b81d57628ca9834563208ef33 (diff) | |
| parent | a9f0bda567e32a2b44165b067adfc4a4f56d1815 (diff) | |
| download | linux-55472bae5331f33582d9f0e8919fed8bebcda0da.tar.xz | |
Merge tag 'linux-watchdog-5.2-rc1' of git://www.linux-watchdog.org/linux-watchdog
Pull watchdog updates from Wim Van Sebroeck:
- a new watchdog driver for the ROHM BD70528 watchdog block
- a new watchdog driver for the i.MX system controller watchdog
- conversions to use device managed functions and other improvements
- refactor watchdog_init_timeout
- make watchdog core configurable as module
- pretimeout governors improvements
- a lot of other fixes
* tag 'linux-watchdog-5.2-rc1' of git://www.linux-watchdog.org/linux-watchdog: (114 commits)
watchdog: Enforce that at least one pretimeout governor is enabled
watchdog: stm32: add dynamic prescaler support
watchdog: Improve Kconfig entry ordering and dependencies
watchdog: npcm: Enable modular builds
watchdog: Make watchdog core configurable as module
watchdog: Move pretimeout governor configuration up
watchdog: Use depends instead of select for pretimeout governors
watchdog: rtd119x: drop unused module.h include
watchdog: intel_scu: make it explicitly non-modular
watchdog: coh901327: make it explicitly non-modular
watchdog: ziirave_wdt: drop warning after calling watchdog_init_timeout
watchdog: xen_wdt: drop warning after calling watchdog_init_timeout
watchdog: stm32_iwdg: drop warning after calling watchdog_init_timeout
watchdog: st_lpc_wdt: drop warning after calling watchdog_init_timeout
watchdog: sp5100_tco: drop warning after calling watchdog_init_timeout
watchdog: renesas_wdt: drop warning after calling watchdog_init_timeout
watchdog: nic7018_wdt: drop warning after calling watchdog_init_timeout
watchdog: ni903x_wdt: drop warning after calling watchdog_init_timeout
watchdog: imx_sc_wdt: drop warning after calling watchdog_init_timeout
watchdog: i6300esb: drop warning after calling watchdog_init_timeout
...
Diffstat (limited to 'drivers/watchdog/f71808e_wdt.c')
| -rw-r--r-- | drivers/watchdog/f71808e_wdt.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/watchdog/f71808e_wdt.c b/drivers/watchdog/f71808e_wdt.c index 021c6ace9462..041172e6c469 100644 --- a/drivers/watchdog/f71808e_wdt.c +++ b/drivers/watchdog/f71808e_wdt.c @@ -338,8 +338,11 @@ static int f71862fg_pin_configure(unsigned short ioaddr) static int watchdog_start(void) { + int err; + u8 tmp; + /* Make sure we don't die as soon as the watchdog is enabled below */ - int err = watchdog_keepalive(); + err = watchdog_keepalive(); if (err) return err; @@ -386,19 +389,18 @@ static int watchdog_start(void) break; case f81866: - /* Set pin 70 to WDTRST# */ - superio_clear_bit(watchdog.sioaddr, SIO_F81866_REG_PORT_SEL, - BIT(3) | BIT(0)); - superio_set_bit(watchdog.sioaddr, SIO_F81866_REG_PORT_SEL, - BIT(2)); /* * GPIO1 Control Register when 27h BIT3:2 = 01 & BIT0 = 0. * The PIN 70(GPIO15/WDTRST) is controlled by 2Ch: * BIT5: 0 -> WDTRST# * 1 -> GPIO15 */ - superio_clear_bit(watchdog.sioaddr, SIO_F81866_REG_GPIO1, - BIT(5)); + tmp = superio_inb(watchdog.sioaddr, SIO_F81866_REG_PORT_SEL); + tmp &= ~(BIT(3) | BIT(0)); + tmp |= BIT(2); + superio_outb(watchdog.sioaddr, SIO_F81866_REG_PORT_SEL, tmp); + + superio_clear_bit(watchdog.sioaddr, SIO_F81866_REG_GPIO1, 5); break; default: |