arm64: dts: ls208xa-rdb: add interrupt line for RTC node

Add interrupt line for RTC node on ls208xa-rdb

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi
index d0d6702..4b71c4f 100644 (file)
--- a/arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi
@@ -3,7 +3,7 @@
  * Device Tree file for Freescale LS2080A RDB Board.
  *
  * Copyright 2016 Freescale Semiconductor, Inc.
- * Copyright 2017 NXP
+ * Copyright 2017-2020 NXP
  *
  * Abhimanyu Saini <abhimanyu.saini@nxp.com>
  *
@@ -56,6 +56,8 @@
                        rtc@68 {
                                compatible = "dallas,ds3232";
                                reg = <0x68>;
+                               /* IRQ_RTC_B -> IRQ06, active low */
+                               interrupts-extended = <&extirq 6 IRQ_TYPE_LEVEL_LOW>;
                        };
                };