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authorJohan Hovold <johan@kernel.org>2014-09-26 12:55:30 +0200
committerLee Jones <lee.jones@linaro.org>2014-11-10 16:30:03 +0000
commita7975473cc41773d9f6d8ea72b48c7656e6cd0f6 (patch)
treec8435ca96f0f8651677c08193db8cde5a2e004bf /include/linux/mfd/core.h
parentf114040e3ea6e07372334ade75d1ee0775c355e1 (diff)
mfd: core: Add helper function to register hotplug devices
Hot-pluggable multi-function devices should always be registered with PLATFORM_DEVID_AUTO to avoid name collisions on the platform bus. This helper also hides the memory map and irq parameters, which aren't used by hot-pluggable (e.g. USB-based) devices. Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'include/linux/mfd/core.h')
-rw-r--r--include/linux/mfd/core.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index 73e1709d4c09..a76bc100bf97 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -111,6 +111,13 @@ extern int mfd_add_devices(struct device *parent, int id,
struct resource *mem_base,
int irq_base, struct irq_domain *irq_domain);
+static inline int mfd_add_hotplug_devices(struct device *parent,
+ const struct mfd_cell *cells, int n_devs)
+{
+ return mfd_add_devices(parent, PLATFORM_DEVID_AUTO, cells, n_devs,
+ NULL, 0, NULL);
+}
+
extern void mfd_remove_devices(struct device *parent);
#endif