ARM: dts: sync amlogic G12A/G12B/SM1 DT from Linux 5.8-rc1

This imports the changes and the new Odroid-C4 board from the Linux
commit b3a9e3b9622a ("Linux 5.8-rc1").

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Anand Moon <linux.amoon@gmail.com>
diff --git a/arch/arm/dts/meson-sm1-sei610.dts b/arch/arm/dts/meson-sm1-sei610.dts
index dfb2438..5ab139a 100644
--- a/arch/arm/dts/meson-sm1-sei610.dts
+++ b/arch/arm/dts/meson-sm1-sei610.dts
@@ -104,7 +104,7 @@
 	leds {
 		compatible = "gpio-leds";
 
-		bluetooth {
+		led-bluetooth {
 			label = "sei610:blue:bt";
 			gpios = <&gpio GPIOC_7 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
 			default-state = "off";