There are use cases where lpd watchdog can be configured for APU use. By
design this IP should be listed in zynqmp.dtsi to make sure that node is
properly enabled by DTG.
Signed-off-by: Michal Simek <michal.si...@xilinx.com>
---
arch/arm/dts/zynqmp-clk-ccf.dtsi | 4 ++++
arch/arm/dts/zynqmp-clk.dtsi | 4 ++++
arch/arm/dts/zynqmp.dtsi | 9 +++++++++
3 files changed, 17 insertions(+)
diff --git a/arch/arm/dts/zynqmp-clk-ccf.dtsi b/arch/arm/dts/zynqmp-clk-ccf.dtsi
index bd0f8eb22c5f..998298cc9bee 100644
--- a/arch/arm/dts/zynqmp-clk-ccf.dtsi
+++ b/arch/arm/dts/zynqmp-clk-ccf.dtsi
@@ -272,6 +272,10 @@
clocks = <&zynqmp_clk WDT>;
};
+&lpd_watchdog {
+ clocks = <&zynqmp_clk LPD_WDT>;
+};
+
&xilinx_ams {
clocks = <&zynqmp_clk AMS_REF>;
};
diff --git a/arch/arm/dts/zynqmp-clk.dtsi b/arch/arm/dts/zynqmp-clk.dtsi
index c70f85a43020..9ef55ad0d18e 100644
--- a/arch/arm/dts/zynqmp-clk.dtsi
+++ b/arch/arm/dts/zynqmp-clk.dtsi
@@ -223,6 +223,10 @@
clocks = <&clk100>;
};
+&lpd_watchdog {
+ clocks = <&clk250>;
+};
+
&xilinx_drm {
clocks = <&drm_clock>;
};
diff --git a/arch/arm/dts/zynqmp.dtsi b/arch/arm/dts/zynqmp.dtsi
index 6f81909043aa..2bc49c391249 100644
--- a/arch/arm/dts/zynqmp.dtsi
+++ b/arch/arm/dts/zynqmp.dtsi
@@ -979,6 +979,15 @@
reset-on-timeout;
};
+ lpd_watchdog: watchdog@ff150000 {
+ compatible = "cdns,wdt-r1p2";
+ status = "disabled";
+ interrupt-parent = <&gic>;
+ interrupts = <0 52 1>;
+ reg = <0x0 0xff150000 0x0 0x1000>;
+ timeout-sec = <10>;
+ };
+
xilinx_ams: ams@ffa50000 {
compatible = "xlnx,zynqmp-ams";
status = "disabled";
--
2.17.1
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