Commit ba7d850a authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Russell King
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[ARM] 4589/1: ns9xxx: acknowledge IRQ_EXT2 in the demux routine for FPGA irqs

The FPGA on the a9m9750dev board interrupts the CPU via EXT2. So
to acknowledge any FPGA interrupt IRQ_EXT2 must be acknowledged.
Signed-off-by: default avatarUwe Kleine-König <>
Signed-off-by: default avatarRussell King <>
parent ff9e76aa
......@@ -70,15 +70,20 @@ static void a9m9750dev_fpga_demux_handler(unsigned int irq,
int stat = FPGA_ISR;
while (stat != 0) {
int irqno = fls(stat) - 1;
struct irq_desc *fpgadesc;
stat &= ~(1 << irqno);
desc = irq_desc + FPGA_IRQ(irqno);
fpgadesc = irq_desc + FPGA_IRQ(irqno);
desc_handle_irq(FPGA_IRQ(irqno), desc);
desc_handle_irq(FPGA_IRQ(irqno), fpgadesc);
void __init board_a9m9750dev_init_irq(void)
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