aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/gpio-pxa.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/gpio-pxa.h')
-rw-r--r--include/linux/gpio-pxa.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/gpio-pxa.h b/include/linux/gpio-pxa.h
new file mode 100644
index 000000000000..05071ee34c3f
--- /dev/null
+++ b/include/linux/gpio-pxa.h
@@ -0,0 +1,16 @@
1#ifndef __GPIO_PXA_H
2#define __GPIO_PXA_H
3
4#define GPIO_bit(x) (1 << ((x) & 0x1f))
5
6#define gpio_to_bank(gpio) ((gpio) >> 5)
7
8/* NOTE: some PXAs have fewer on-chip GPIOs (like PXA255, with 85).
9 * Those cases currently cause holes in the GPIO number space, the
10 * actual number of the last GPIO is recorded by 'pxa_last_gpio'.
11 */
12extern int pxa_last_gpio;
13
14extern int pxa_irq_to_gpio(int irq);
15
16#endif /* __GPIO_PXA_H */