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[AVR32] add multidrive support for pio driver

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This patch add multidrive support for pio driver

Signed-off-by: Matteo Vit - Dave S.r.l. <matteo.vit@dave.eu>
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
This commit is contained in:
Matteo Vit 2007-08-09 14:55:34 +02:00 committed by Haavard Skinnemoen
parent d938b89392
commit 7808fa4853
2 changed files with 5 additions and 0 deletions
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4
arch/avr32/mach-at32ap/pio.c
View file

@ -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 {

1
include/asm-avr32/arch-at32ap/portmux.h
View file

@ -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);