2 * Copyright (C) 2015 Atmel Corporation.
3 * Wenyou Yang <wenyou.yang@atmel.com>
5 * SPDX-License-Identifier: GPL-2.0+
13 struct atmel_pio4_port {
14 u32 mskr; /* 0x00 PIO Mask Register */
15 u32 cfgr; /* 0x04 PIO Configuration Register */
16 u32 pdsr; /* 0x08 PIO Pin Data Status Register */
17 u32 locksr; /* 0x0C PIO Lock Status Register */
18 u32 sodr; /* 0x10 PIO Set Output Data Register */
19 u32 codr; /* 0x14 PIO Clear Output Data Register */
20 u32 odsr; /* 0x18 PIO Output Data Status Register */
22 u32 ier; /* 0x20 PIO Interrupt Enable Register */
23 u32 idr; /* 0x24 PIO Interrupt Disable Register */
24 u32 imr; /* 0x28 PIO Interrupt Mask Register */
25 u32 isr; /* 0x2C PIO Interrupt Status Register */
27 u32 iofr; /* 0x3C PIO I/O Freeze Register */
32 #define AT91_PIO_PORTA 0x0
33 #define AT91_PIO_PORTB 0x1
34 #define AT91_PIO_PORTC 0x2
35 #define AT91_PIO_PORTD 0x3
37 int atmel_pio4_set_gpio(u32 port, u32 pin, u32 use_pullup);
38 int atmel_pio4_set_a_periph(u32 port, u32 pin, u32 use_pullup);
39 int atmel_pio4_set_b_periph(u32 port, u32 pin, u32 use_pullup);
40 int atmel_pio4_set_c_periph(u32 port, u32 pin, u32 use_pullup);
41 int atmel_pio4_set_d_periph(u32 port, u32 pin, u32 use_pullup);
42 int atmel_pio4_set_e_periph(u32 port, u32 pin, u32 use_pullup);
43 int atmel_pio4_set_f_periph(u32 port, u32 pin, u32 use_pullup);
44 int atmel_pio4_set_g_periph(u32 port, u32 pin, u32 use_pullup);
45 int atmel_pio4_set_pio_output(u32 port, u32 pin, u32 value);
46 int atmel_pio4_get_pio_input(u32 port, u32 pin);