diff options
| author |   Hauke Mehrtens <hauke@hauke-m.de> | 2012-11-20 22:24:30 +0000 |
|---|---|---|
| committer |   John Crispin <blogic@openwrt.org> | 2012-11-21 21:55:52 +0100 |
| commit | cf0936b06d8e98a157630e99f647e2ff6d29d7ad (patch) | |
| tree | 651457e034e073d236e9b0e64e0008e4ed2e0150 /drivers/bcma/bcma_private.h | |
| parent | bcma: add comment to bcma_chipco_gpio_control (diff) | |
| download | linux-dev-cf0936b06d8e98a157630e99f647e2ff6d29d7ad.tar.xz linux-dev-cf0936b06d8e98a157630e99f647e2ff6d29d7ad.zip | |
bcma: add GPIO driver
Register a GPIO driver to access the GPIOs provided by the chip.
The GPIOs of the SoC should always start at 0 and the other GPIOs could
start at a random position. There is just one SoC in a system and when
they start at 0 the number is predictable.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Patchwork: http://patchwork.linux-mips.org/patch/4587
Acked-by: Florian Fainelli <florian@openwrt.org>
Diffstat (limited to 'drivers/bcma/bcma_private.h')
| -rw-r--r-- | drivers/bcma/bcma_private.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h index 169fc58427d3..8cd80bff8e91 100644 --- a/drivers/bcma/bcma_private.h +++ b/drivers/bcma/bcma_private.h @@ -89,4 +89,14 @@ bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc); void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc); #endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ +#ifdef CONFIG_BCMA_DRIVER_GPIO +/* driver_gpio.c */ +int bcma_gpio_init(struct bcma_drv_cc *cc); +#else +static inline int bcma_gpio_init(struct bcma_drv_cc *cc) +{ + return -ENOTSUPP; +} +#endif /* CONFIG_BCMA_DRIVER_GPIO */ + #endif |