add wdt device

Signed-off-by: Heiko Schocher <h...@denx.de>

---

Changes in v2:
- add comments rom Fabio and Enrico
  do not remove DMA for console
  remove u-boot specific property addition, instead
  add it in arch/arm/dts/imx8qxp-u-boot.dtsi

 arch/arm/dts/imx8-capricorn.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/dts/imx8-capricorn.dtsi b/arch/arm/dts/imx8-capricorn.dtsi
index 4918bf8f567..3734a9d21f1 100644
--- a/arch/arm/dts/imx8-capricorn.dtsi
+++ b/arch/arm/dts/imx8-capricorn.dtsi
@@ -17,6 +17,11 @@
                stdout-path = &lpuart2;
        };
 
+       /* create device for u-boot wdt command */
+       scu-wdt {
+               compatible = "siemens,scu-wdt";
+       };
+
 };
 
 &iomuxc {
-- 
2.20.1

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