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Commit 7808fa48 authored by Matteo Vit's avatar Matteo Vit Committed by Haavard Skinnemoen
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[AVR32] add multidrive support for pio driver 



This patch add multidrive support for pio driver

Signed-off-by: default avatarMatteo Vit - Dave S.r.l. <matteo.vit@dave.eu>
Signed-off-by: default avatarHaavard Skinnemoen <hskinnemoen@atmel.com>
parent d938b893

arch/avr32/mach-at32ap/pio.c

+4 −0
Original line number Diff line number Diff line
@@ -110,6 +110,10 @@ void __init at32_select_gpio(unsigned int pin, unsigned long flags) 
			pio_writel(pio, SODR, mask);

		else

			pio_writel(pio, CODR, mask);

		if (flags & AT32_GPIOF_MULTIDRV)

			pio_writel(pio, MDER, mask);

		else

			pio_writel(pio, MDDR, mask);

		pio_writel(pio, PUDR, mask);

		pio_writel(pio, OER, mask);

	} else {

include/asm-avr32/arch-at32ap/portmux.h

+1 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#define AT32_GPIOF_OUTPUT	0x00000002	/* (OUT) Enable output driver */

#define AT32_GPIOF_HIGH		0x00000004	/* (OUT) Set output high */

#define AT32_GPIOF_DEGLITCH	0x00000008	/* (IN) Filter glitches */

#define AT32_GPIOF_MULTIDRV	0x00000010	/* Enable multidriver option */



void at32_select_periph(unsigned int pin, unsigned int periph,

			unsigned long flags);