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Merge git://www.linux-watchdog.org/linux-watchdog

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Pull watchdog fixes from Wim Van Sebroeck:
 "This fixes:

   - module autoload for 3 OF platform drivers
   - poweroff behaviour on bcm2835 watchdog device
   - I2C dependencies for iTCO_wdt.c"

* git://www.linux-watchdog.org/linux-watchdog:
  watchdog: iTCO: Fix dependencies on I2C
  watchdog: bcm2835: Fix poweroff behaviour
  watchdog: Fix module autoload for OF platform driver
This commit is contained in:
Linus Torvalds 2015-09-30 13:13:55 -04:00
commit dd36d7393d
5 changed files with 13 additions and 3 deletions
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3
drivers/watchdog/Kconfig
View File

@ -817,8 +817,9 @@ config ITCO_WDT
tristate "Intel TCO Timer/Watchdog"
depends on (X86 || IA64) && PCI
select WATCHDOG_CORE
depends on I2C || I2C=n
select LPC_ICH if !EXPERT
select I2C_I801 if !EXPERT
select I2C_I801 if !EXPERT && I2C
---help---
Hardware driver for the intel TCO timer based watchdog devices.
These drivers are included in the Intel 82801 I/O Controller

10
drivers/watchdog/bcm2835_wdt.c
View File

@ -36,6 +36,13 @@
#define PM_RSTC_WRCFG_FULL_RESET 0x00000020
#define PM_RSTC_RESET 0x00000102
/*
* The Raspberry Pi firmware uses the RSTS register to know which partiton
* to boot from. The partiton value is spread into bits 0, 2, 4, 6, 8, 10.
* Partiton 63 is a special partition used by the firmware to indicate halt.
*/
#define PM_RSTS_RASPBERRYPI_HALT 0x555
#define SECS_TO_WDOG_TICKS(x) ((x) << 16)
#define WDOG_TICKS_TO_SECS(x) ((x) >> 16)
@ -151,8 +158,7 @@ static void bcm2835_power_off(void)
* hard reset.
*/
val = readl_relaxed(wdt->base + PM_RSTS);
val &= PM_RSTC_WRCFG_CLR;
val |= PM_PASSWORD | PM_RSTS_HADWRH_SET;
val |= PM_PASSWORD | PM_RSTS_RASPBERRYPI_HALT;
writel_relaxed(val, wdt->base + PM_RSTS);
/* Continue with normal reset mechanism */

1
drivers/watchdog/gef_wdt.c
View File

@ -303,6 +303,7 @@ static const struct of_device_id gef_wdt_ids[] = {
},
{},
};
MODULE_DEVICE_TABLE(of, gef_wdt_ids);
static struct platform_driver gef_wdt_driver = {
.driver = {

1
drivers/watchdog/mena21_wdt.c
View File

@ -253,6 +253,7 @@ static const struct of_device_id a21_wdt_ids[] = {
{ .compatible = "men,a021-wdt" },
{ },
};
MODULE_DEVICE_TABLE(of, a21_wdt_ids);
static struct platform_driver a21_wdt_driver = {
.probe = a21_wdt_probe,

1
drivers/watchdog/moxart_wdt.c
View File

@ -168,6 +168,7 @@ static const struct of_device_id moxart_watchdog_match[] = {
{ .compatible = "moxa,moxart-watchdog" },
{ },
};
MODULE_DEVICE_TABLE(of, moxart_watchdog_match);
static struct platform_driver moxart_wdt_driver = {
.probe = moxart_wdt_probe,