diff options
author | Felix Fietkau <nbd@openwrt.org> | 2008-10-18 21:43:30 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2008-10-18 21:43:30 +0000 |
commit | 1e570a9288856bcd288a80115f2233c9c785706c (patch) | |
tree | 8491af08bde47e22f96c01e6f560206b3fd02a4a /target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h | |
parent | 487c622ac0c37f3cd26add56df9081ea7caf3835 (diff) | |
download | upstream-1e570a9288856bcd288a80115f2233c9c785706c.tar.gz upstream-1e570a9288856bcd288a80115f2233c9c785706c.tar.bz2 upstream-1e570a9288856bcd288a80115f2233c9c785706c.zip |
change the way ./files* and the generic kernel files are applied. ./files now applies to *ALL* kernel versions, and is copied along with ./files-* - this gets rid of quite a bit of redundancy in the extra kernel drivers.
SVN-Revision: 13010
Diffstat (limited to 'target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h')
-rw-r--r-- | target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h b/target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h new file mode 100644 index 0000000000..e7807ce723 --- /dev/null +++ b/target/linux/brcm47xx/files-2.6.23/include/asm-mips/mach-bcm947xx/gpio.h @@ -0,0 +1,67 @@ +#ifndef __BCM947XX_GPIO_H +#define __BCM947XX_GPIO_H + +#include <linux/ssb/ssb_embedded.h> + +extern struct ssb_bus ssb; + +static inline int gpio_request(unsigned gpio, const char *label) +{ + return 0; +} + +static inline void gpio_free(unsigned gpio) +{ +} + +static inline int gpio_direction_input(unsigned gpio) +{ + ssb_gpio_outen(&ssb, 1 << gpio, 0); + return 0; +} + +static inline int gpio_direction_output(unsigned gpio, int value) +{ + ssb_gpio_out(&ssb, 1 << gpio, (value ? 1 << gpio : 0)); + ssb_gpio_outen(&ssb, 1 << gpio, 1 << gpio); + return 0; +} + + +static inline int gpio_to_irq(unsigned gpio) +{ + struct ssb_device *dev; + + dev = ssb.chipco.dev; + if (!dev) + dev = ssb.extif.dev; + if (!dev) + return -EINVAL; + + return ssb_mips_irq(dev) + 2; +} + +static inline int irq_to_gpio(unsigned gpio) +{ + return -EINVAL; +} + + +static inline int gpio_get_value(unsigned gpio) +{ + return !!ssb_gpio_in(&ssb, 1 << gpio); +} + +static inline int gpio_set_value(unsigned gpio, int value) +{ + ssb_gpio_out(&ssb, 1 << gpio, (value ? 1 << gpio : 0)); + return 0; +} + + +/* cansleep wrappers */ +#include <asm-generic/gpio.h> + + +#endif /* __BCM947XX_GPIO_H */ + |