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authorDave Airlie <airlied@redhat.com>2015-10-16 10:10:32 +1000
committerDave Airlie <airlied@redhat.com>2015-10-16 10:25:28 +1000
commit48f87dd146a480c723774962eca675873a8aa1da (patch)
tree71461989ebe8a20258ca4b0be341b755594a2b0b /drivers/watchdog
parent6b62b3e134676687d5d666e6edc3b45f1507b2b7 (diff)
parent06d1ee32a4d25356a710b49d5e95dbdd68bdf505 (diff)
Merge commit '06d1ee32a4d25356a710b49d5e95dbdd68bdf505' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Backmerge the drm-fixes pull from Linus's tree into drm-next. This is to fix some conflicts and make future pulls cleaner
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/Kconfig3
-rw-r--r--drivers/watchdog/bcm2835_wdt.c10
-rw-r--r--drivers/watchdog/gef_wdt.c1
-rw-r--r--drivers/watchdog/mena21_wdt.c1
-rw-r--r--drivers/watchdog/moxart_wdt.c1
5 files changed, 13 insertions, 3 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index c68edc16aa54..79e1aa1b0959 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -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
diff --git a/drivers/watchdog/bcm2835_wdt.c b/drivers/watchdog/bcm2835_wdt.c
index 66c3e656a616..8a5ce5b5a0b6 100644
--- a/drivers/watchdog/bcm2835_wdt.c
+++ b/drivers/watchdog/bcm2835_wdt.c
@@ -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 */
diff --git a/drivers/watchdog/gef_wdt.c b/drivers/watchdog/gef_wdt.c
index cc1bdfc2ff71..006e2348022c 100644
--- a/drivers/watchdog/gef_wdt.c
+++ b/drivers/watchdog/gef_wdt.c
@@ -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 = {
diff --git a/drivers/watchdog/mena21_wdt.c b/drivers/watchdog/mena21_wdt.c
index 69013007dc47..098fa9c34d6d 100644
--- a/drivers/watchdog/mena21_wdt.c
+++ b/drivers/watchdog/mena21_wdt.c
@@ -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,
diff --git a/drivers/watchdog/moxart_wdt.c b/drivers/watchdog/moxart_wdt.c
index 2789da2c0515..60b0605bd7e6 100644
--- a/drivers/watchdog/moxart_wdt.c
+++ b/drivers/watchdog/moxart_wdt.c
@@ -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,