[AVR32] Don't reset PIO state at bootup



Leave the PIO lines as the bootloader left them. This allows us to
use PIOE without disturbing the SDRAM muxing.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>

parent 6a4e5227

arch/avr32/mach-at32ap/pio.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -385,9 +385,6 @@ void __init at32_init_pio(struct platform_device *pdev)
		*/
		pio->gpio_mask = ~0UL;

		pio_writel(pio, ODR, ~0UL);
		pio_writel(pio, PER, ~0UL);

		/* start with irqs disabled and acked */
		pio_writel(pio, IDR, ~0UL);
		(void) pio_readl(pio, ISR);