diff options
| author | Haojian Zhuang <haojian.zhuang@marvell.com> | 2011-10-17 20:37:52 +0800 |
|---|---|---|
| committer | Haojian Zhuang <hzhuang1@hexinfolabs.org> | 2011-11-15 19:08:27 +0800 |
| commit | 157d2644cb0c1e71a18baaffca56d2b1d0ebf10f (patch) | |
| tree | e33d224362ce8ac0706725f02ecd8b89c3645934 /include/linux/gpio-pxa.h | |
| parent | 9bf448c66d4b4cb03813b39195d408701ecf1fab (diff) | |
| download | blackbird-op-linux-157d2644cb0c1e71a18baaffca56d2b1d0ebf10f.tar.gz blackbird-op-linux-157d2644cb0c1e71a18baaffca56d2b1d0ebf10f.zip | |
ARM: pxa: change gpio to platform device
Remove most gpio macros and change gpio driver to platform driver.
Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Diffstat (limited to 'include/linux/gpio-pxa.h')
| -rw-r--r-- | include/linux/gpio-pxa.h | 16 |
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 @@ +#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 */ |
