On 02/12/2016 05:58 PM, Petr Kulhavy wrote:
This adds two functions to get DT properties "mentor,power" and "dr_mode":
musb_get_power() and musb_mode musb_get_mode()
s/musb_mode//.
Signed-off-by: Petr Kulhavy <[email protected]>
[...]
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index fd215fb..89d6290 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -614,4 +614,24 @@ static inline void
musb_platform_post_root_reset_end(struct musb *musb)
musb->ops->post_root_reset_end(musb);
}
+/* gets the "dr_mode" property from DT and converts it into musb_mode
+ * if the property is not found returns MUSB_UNDEFINED
+ */
+extern enum musb_mode musb_get_mode(struct device *dev);
+
+#if IS_ENABLED(CONFIG_OF)
+/* gets the "mentor,power" property from DT
+ * and converts it from mA to 2mA units for the "power" parameter
+ * in struct musb_hdrc_platform_data
+ *
+ * in case the property is not found returns 0
+ */
+extern u8 musb_get_power(struct device *dev);
+#else
+static inline u8 musb_get_power(struct device *dev)
+{
+ return 0;
+}
+#endif
+
Hm, do we need an empty implementation? In that case, I'd prefer to avoid
#ifdef in musb_core.c...
MBR, Sergei
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