Dear all,
I build SDK 7.0 and boot at evmsk board, I write simple gpio driver, use GPIO1_28(irq is 220) as interrupt pin,
in driver:
irq = 220;
ret = request_irq(irq, gpio_isr, IRQF_TRIGGER_RISING, "gpio_irq", gpio);
in dts:
pinctrl-single,pins = <
0x078 0x27 /* gpio1_28 MODE7 | INPUT */
>;
interrupt-parent = <&gpio1>;
interrupts = <28 1>;
but I can't input interrupt ISR, not interrupt input.
I can input interrupt at v3.2.0
Can anyone help? Thanks.