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authorLinus Torvalds <torvalds@linux-foundation.org>2011-06-15 22:01:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-06-15 22:01:36 -0700
commit19a1166fa2352f9c07a5ab34a3c2aab462cff35d (patch)
tree0a99561aa026b8edc7a3621c3e32ba2314508d58 /drivers/mmc/host
parent13fca640bb8ab611a50e0ba120b186faa2994d6c (diff)
parent7d7975a0e1da7d6e558211b6296a96f1d6bf60ce (diff)
Merge branch 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm: ARM: footbridge: fix clock event support ARM: footbridge: fix debug macros ARM: initrd: disable initrds outside of memory ARM: extend Code: line by one 16-bit quantity for Thumb instructions ARM: 6955/1: cmpxchg syscall should data abort if page not write ARM: 6954/1: zImage: fix Thumb2 breakage ARM: 6953/1: DT: don't try to access physical address zero ARM: 6949/2: mach-u300: fix compilaton warning in IO accessors Revert "ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks" Revert "ARM: 6943/1: mm: use TTBR1 instead of reserved context ID" davinci: make PCM platform devices static arm: davinci: Fix fallout from generic irq chip conversion ARM: 6894/1: mmci: trigger card detect IRQs on falling and rising edges ARM: 6952/1: fix lockdep warning of "unannotated irqs-off" ARM: 6951/1: include .bss in memory layout information ARM: 6948/1: Fix .size directives for __arm{7,9}tdmi_proc_info ARM: 6947/2: mach-u300: fix compilation error in timer ARM: 6946/1: vexpress: move v2m clock init to init_early ARM: mx51/sdma: Check the chip revision in run-time arm: mxs: include asm/processor.h for cpu_relax()
Diffstat (limited to 'drivers/mmc/host')
-rw-r--r--drivers/mmc/host/mmci.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 5da5bea0f9f0..7721de942c69 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1144,9 +1144,17 @@ static int __devinit mmci_probe(struct amba_device *dev,
else if (ret != -ENOSYS)
goto err_gpio_cd;
+ /*
+ * A gpio pin that will detect cards when inserted and removed
+ * will most likely want to trigger on the edges if it is
+ * 0 when ejected and 1 when inserted (or mutatis mutandis
+ * for the inverted case) so we request triggers on both
+ * edges.
+ */
ret = request_any_context_irq(gpio_to_irq(plat->gpio_cd),
- mmci_cd_irq, 0,
- DRIVER_NAME " (cd)", host);
+ mmci_cd_irq,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+ DRIVER_NAME " (cd)", host);
if (ret >= 0)
host->gpio_cd_irq = gpio_to_irq(plat->gpio_cd);
}