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-rw-r--r--include/linux/device.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/device.h b/include/linux/device.h
index 5a64775e68e..4bea53fe8f4 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -385,8 +385,13 @@ struct device {
struct device_driver *driver; /* which driver has allocated this
device */
void *driver_data; /* data private to the driver */
- void *platform_data; /* Platform specific data, device
- core doesn't touch it */
+
+ void *platform_data; /* We will remove platform_data
+ field if all platform devices
+ pass its platform specific data
+ from platform_device->platform_data,
+ other kind of devices should not
+ use platform_data. */
struct dev_pm_info power;
#ifdef CONFIG_NUMA