From: Biwen Li <biwen...@nxp.com>

Add interrupt line for RTC node on ls208xa-rdb

Signed-off-by: Biwen Li <biwen...@nxp.com>
---
 arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi 
b/arch/arm64/boot/dts/freescale/fsl-ls208xa-rdb.dtsi
index d0d670227ae2..4b71c4fcb35f 100644
--- 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.sa...@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>;
                        };
                };
 
-- 
2.17.1

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