xref: /linux/include/linux/gpio-pxa.h (revision 44f57d78)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __GPIO_PXA_H
3 #define __GPIO_PXA_H
4 
5 #define GPIO_bit(x)	(1 << ((x) & 0x1f))
6 
7 #define gpio_to_bank(gpio)	((gpio) >> 5)
8 
9 /* NOTE: some PXAs have fewer on-chip GPIOs (like PXA255, with 85).
10  * Those cases currently cause holes in the GPIO number space, the
11  * actual number of the last GPIO is recorded by 'pxa_last_gpio'.
12  */
13 extern int pxa_last_gpio;
14 
15 extern int pxa_irq_to_gpio(int irq);
16 
17 struct pxa_gpio_platform_data {
18 	int irq_base;
19 	int (*gpio_set_wake)(unsigned int gpio, unsigned int on);
20 };
21 
22 #endif /* __GPIO_PXA_H */
23