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https://github.com/torvalds/linux
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Tip revision: d65b4e98d7ea3038b767b70fe8be959b2913f16d authored by Linus Torvalds on 09 February 2012, 03:21:53 UTC
Linux 3.3-rc3
Tip revision: d65b4e9
gpio-pxa.h
#ifndef __GPIO_PXA_H
#define __GPIO_PXA_H

#define GPIO_bit(x)	(1 << ((x) & 0x1f))

#define gpio_to_bank(gpio)	((gpio) >> 5)

/* NOTE: some PXAs have fewer on-chip GPIOs (like PXA255, with 85).
 * Those cases currently cause holes in the GPIO number space, the
 * actual number of the last GPIO is recorded by 'pxa_last_gpio'.
 */
extern int pxa_last_gpio;

extern int pxa_irq_to_gpio(int irq);

#endif /* __GPIO_PXA_H */
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