From c20703f92b21c9c77caa9beffc2506a31ba3db10 Mon Sep 17 00:00:00 2001 From: Daniel Lezcano Date: Mon, 19 Mar 2012 20:15:53 -0500 Subject: mfd : ux500 - check pending irq on the prcmu Signed-off-by: Daniel Lezcano --- drivers/mfd/db8500-prcmu.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) 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 @@ -849,6 +849,26 @@ bool db8500_prcmu_gic_pending_irq(void) return false; } +/* + * 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. -- cgit v1.2.3