diff options
author | Daniel Lezcano <daniel.lezcano@linaro.org> | 2012-03-19 20:15:53 -0500 |
---|---|---|
committer | Robert Lee <b18647@b18647-12.(none)> | 2012-03-19 20:42:47 -0500 |
commit | c20703f92b21c9c77caa9beffc2506a31ba3db10 (patch) | |
tree | 113532b7d4c532d3709eae4fe25237f17b6f070b | |
parent | e2e23afdc93d569c9bb9947c6794098920dc02a0 (diff) |
mfd : ux500 - check pending irq on the prcmu
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
-rw-r--r-- | drivers/mfd/db8500-prcmu.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index d2957ff146d..dd3fb0568d2 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -850,6 +850,26 @@ bool db8500_prcmu_gic_pending_irq(void) } /* + * This function checks if there are pending interrupt on the + * prcmu which has been delegated to monitor the irqs with the + * db8500_prcmu_copy_gic_settings function. + */ +bool db8500_prcmu_pending_irq(void) +{ + u32 it, im; + int i; + + for (i = 0; i < PRCMU_GIC_NUMBER_REGS - 1; i++) { + it = readl(PRCM_ARMITVAL31TO0 + i * 4); + im = readl(PRCM_ARMITMSK31TO0 + i * 4); + if (it & im) + return true; /* There is a pending interrupt */ + } + + return false; +} + +/* * This function copies the gic SPI settings to the prcmu in order to * monitor them and abort/finish the retention/off sequence or state. */ |