diff options
| -rw-r--r-- | arch/avr32/mach-at32ap/pio.c | 4 | ||||
| -rw-r--r-- | include/asm-avr32/arch-at32ap/portmux.h | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/avr32/mach-at32ap/pio.c b/arch/avr32/mach-at32ap/pio.c index 1eb99b814f5..d61a02da898 100644 --- a/arch/avr32/mach-at32ap/pio.c +++ b/arch/avr32/mach-at32ap/pio.c @@ -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 { diff --git a/include/asm-avr32/arch-at32ap/portmux.h b/include/asm-avr32/arch-at32ap/portmux.h index 9930871decd..b1abe6b4e4e 100644 --- a/include/asm-avr32/arch-at32ap/portmux.h +++ b/include/asm-avr32/arch-at32ap/portmux.h @@ -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); |