greybus: battery: move implementation to power_supply

Rename protocol to POWER_SUPPLY and implementation details from battery
to power_supply.

Also fix some tabs between define and macro name.

Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
diff --git a/drivers/staging/greybus/greybus_manifest.h b/drivers/staging/greybus/greybus_manifest.h
index f29f470..c36c4d1 100644
--- a/drivers/staging/greybus/greybus_manifest.h
+++ b/drivers/staging/greybus/greybus_manifest.h
@@ -30,7 +30,7 @@
 	GREYBUS_PROTOCOL_HID		= 0x05,
 	GREYBUS_PROTOCOL_USB		= 0x06,
 	GREYBUS_PROTOCOL_SDIO		= 0x07,
-	GREYBUS_PROTOCOL_BATTERY	= 0x08,
+	GREYBUS_PROTOCOL_POWER_SUPPLY	= 0x08,
 	GREYBUS_PROTOCOL_PWM		= 0x09,
 	/* 0x0a is unused */
 	GREYBUS_PROTOCOL_SPI		= 0x0b,
@@ -58,7 +58,7 @@
 	GREYBUS_CLASS_HID		= 0x05,
 	GREYBUS_CLASS_USB		= 0x06,
 	GREYBUS_CLASS_SDIO		= 0x07,
-	GREYBUS_CLASS_BATTERY		= 0x08,
+	GREYBUS_CLASS_POWER_SUPPLY	= 0x08,
 	GREYBUS_CLASS_PWM		= 0x09,
 	/* 0x0a is unused */
 	GREYBUS_CLASS_SPI		= 0x0b,