This patch adds independent watchdog support for stm32mp157c
in SPL.

Signed-off-by: Patrice Chotard <patrice.chot...@st.com>
Signed-off-by: Patrick Delaunay <patrick.delau...@st.com>
---

 arch/arm/dts/stm32mp157-u-boot.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/dts/stm32mp157-u-boot.dtsi 
b/arch/arm/dts/stm32mp157-u-boot.dtsi
index 8102ce2..ba13ebb 100644
--- a/arch/arm/dts/stm32mp157-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157-u-boot.dtsi
@@ -106,6 +106,10 @@
        u-boot,dm-pre-reloc;
 };
 
+&iwdg2 {
+       u-boot,dm-pre-reloc;
+};
+
 &pinctrl {
        u-boot,dm-pre-reloc;
 };
-- 
2.7.4

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