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authorHauke Mehrtens <hauke@hauke-m.de>2012-11-20 22:24:30 +0000
committerJohn Crispin <blogic@openwrt.org>2012-11-21 21:55:52 +0100
commitcf0936b06d8e98a157630e99f647e2ff6d29d7ad (patch)
tree651457e034e073d236e9b0e64e0008e4ed2e0150 /drivers/bcma/bcma_private.h
parent3e8bb507edfb44dfb8b0e06574826e34a8f6291d (diff)
downloadop-kernel-dev-cf0936b06d8e98a157630e99f647e2ff6d29d7ad.zip
op-kernel-dev-cf0936b06d8e98a157630e99f647e2ff6d29d7ad.tar.gz
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.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/bcma/bcma_private.h b/drivers/bcma/bcma_private.h
index 169fc58..8cd80bf 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
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