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authorLinus Torvalds <torvalds@linux-foundation.org>2012-09-17 15:01:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-09-17 15:01:14 -0700
commit08077ca849ced0306ce842ed597b0d80434a8bf0 (patch)
treea1c7b602fc2f945dc65493a06042a7dc0d09d85a /drivers/rtc/rtc-twl.c
parent2ade0b7f795293ca0b11c1bf3d2f99ed33e04a2a (diff)
parentf14851af0ebb32745c6c5a2e400aa0549f9d20df (diff)
Merge branch 'akpm' (Andrew's patch-bomb)
Merge fixes from Andrew Morton: "13 patches. 12 are fixes and one is a little preparatory thing for Andi." * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (13 commits) memory hotplug: fix section info double registration bug mm/page_alloc: fix the page address of higher page's buddy calculation drivers/rtc/rtc-twl.c: ensure all interrupts are disabled during probe compiler.h: add __visible pid-namespace: limit value of ns_last_pid to (0, max_pid) include/net/sock.h: squelch compiler warning in sk_rmem_schedule() slub: consider pfmemalloc_match() in get_partial_node() slab: fix starting index for finding another object slab: do ClearSlabPfmemalloc() for all pages of slab nbd: clear waiting_queue on shutdown MAINTAINERS: fix TXT maintainer list and source repo path mm/ia64: fix a memory block size bug memory hotplug: reset pgdat->kswapd to NULL if creating kernel thread fails
Diffstat (limited to 'drivers/rtc/rtc-twl.c')
-rw-r--r--drivers/rtc/rtc-twl.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-twl.c b/drivers/rtc/rtc-twl.c
index c5d06fe83bb..9277d945bf4 100644
--- a/drivers/rtc/rtc-twl.c
+++ b/drivers/rtc/rtc-twl.c
@@ -495,6 +495,11 @@ static int __devinit twl_rtc_probe(struct platform_device *pdev)
if (ret < 0)
goto out1;
+ /* ensure interrupts are disabled, bootloaders can be strange */
+ ret = twl_rtc_write_u8(0, REG_RTC_INTERRUPTS_REG);
+ if (ret < 0)
+ dev_warn(&pdev->dev, "unable to disable interrupt\n");
+
/* init cached IRQ enable bits */
ret = twl_rtc_read_u8(&rtc_irq_bits, REG_RTC_INTERRUPTS_REG);
if (ret < 0)