[openwrt/openwrt] rtl838x: rtl838x.dtsi: fix missing interrupt-parent for uart0

[LEDE Commits]

ynezz pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/0516aa398cc73a2fec90db5795f7b1d73feefbeb

commit 0516aa398cc73a2fec90db5795f7b1d73feefbeb
Author: Petr Štetiar <ynezz at true.cz>
AuthorDate: Wed Nov 4 16:53:47 2020 +0100

    rtl838x: rtl838x.dtsi: fix missing interrupt-parent for uart0
    
    Fixes following dtc warning:
    
     Warning (interrupts_property): /uart at b8002000: Missing interrupt-parent
    
    Signed-off-by: Petr Štetiar <ynezz at true.cz>
---
 target/linux/rtl838x/dts/rtl838x.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/linux/rtl838x/dts/rtl838x.dtsi b/target/linux/rtl838x/dts/rtl838x.dtsi
index 699a621f62..99c324bf52 100644
--- a/target/linux/rtl838x/dts/rtl838x.dtsi
+++ b/target/linux/rtl838x/dts/rtl838x.dtsi
@@ -53,6 +53,8 @@
 		reg = <0xb8002000 0x100>;
 
 		clock-frequency = <200000000>;
+
+		interrupt-parent = <&cpuintc>;
 		interrupts = <31>;
 
 		reg-io-width = <1>;