ARM64: dts: rockchip: add compatible for act8846 fit for u-boot

Since U-boot only looks up "act,act8846", it's better to add one
more compatible name for 8846, to keep uboot without change.

Change-Id: Ic8935557168c95dd87a38d2f4b7f987b9f0da8c9
Signed-off-by: Jianqun xu <jay.xu@rock-chips.com>

diff --git a/arch/arm64/boot/dts/rockchip/rk3368-tb.dts b/arch/arm64/boot/dts/rockchip/rk3368-tb.dts
index ab70d9eba52a4dcc4828c869347cde4f743baf0d..b562ed1021fffb7f1463451ca86200c03ef1138d 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3368-tb.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3368-tb.dts
@@ -168,7 +168,11 @@
        };
 
        act8846: act8846@5a {
-               compatible = "active-semi,act8846";
+               /*
+                * Note: u-boot ONLY match old compatible,
+                * it's better to add both instances here.
+                */
+               compatible = "act,act8846", "active-semi,act8846";
                reg = <0x5a>;
                status = "okay";
                system-power-controller;