diff options
Diffstat (limited to 'roms/u-boot/arch/avr32/include/asm/arch-at32ap700x/gpio.h')
-rw-r--r-- | roms/u-boot/arch/avr32/include/asm/arch-at32ap700x/gpio.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/roms/u-boot/arch/avr32/include/asm/arch-at32ap700x/gpio.h b/roms/u-boot/arch/avr32/include/asm/arch-at32ap700x/gpio.h new file mode 100644 index 00000000..b5808c5d --- /dev/null +++ b/roms/u-boot/arch/avr32/include/asm/arch-at32ap700x/gpio.h @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2006, 2008 Atmel Corporation + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __ASM_AVR32_ARCH_GPIO_H__ +#define __ASM_AVR32_ARCH_GPIO_H__ + +#include <asm/arch/chip-features.h> +#include <asm/arch/hardware.h> + +#define NR_GPIO_CONTROLLERS 5 + +/* + * Pin numbers identifying specific GPIO pins on the chip. + */ +#define GPIO_PIOA_BASE (0) +#define GPIO_PIOB_BASE (GPIO_PIOA_BASE + 32) +#define GPIO_PIOC_BASE (GPIO_PIOB_BASE + 32) +#define GPIO_PIOD_BASE (GPIO_PIOC_BASE + 32) +#define GPIO_PIOE_BASE (GPIO_PIOD_BASE + 32) +#define GPIO_PIN_PA(x) (GPIO_PIOA_BASE + (x)) +#define GPIO_PIN_PB(x) (GPIO_PIOB_BASE + (x)) +#define GPIO_PIN_PC(x) (GPIO_PIOC_BASE + (x)) +#define GPIO_PIN_PD(x) (GPIO_PIOD_BASE + (x)) +#define GPIO_PIN_PE(x) (GPIO_PIOE_BASE + (x)) + +static inline void *pio_pin_to_port(unsigned int pin) +{ + switch (pin >> 5) { + case 0: + return (void *)ATMEL_BASE_PIOA; + case 1: + return (void *)ATMEL_BASE_PIOB; + case 2: + return (void *)ATMEL_BASE_PIOC; + case 3: + return (void *)ATMEL_BASE_PIOD; + case 4: + return (void *)ATMEL_BASE_PIOE; + default: + return NULL; + } +} + +#include <asm/arch-common/portmux-pio.h> + +#endif /* __ASM_AVR32_ARCH_GPIO_H__ */ |