diff mbox series

[10/12] arm64: dts: zynqmp: Add missing lpd watchdog node

Message ID 645e5dc57a57bca766bf2a7967ac19ca43b68df2.1606917949.git.michal.simek@xilinx.com (mailing list archive)
State New, archived
Headers show
Series arm64: dts: zynqmp: DT updates to match latest drivers | expand

Commit Message

Michal Simek Dec. 2, 2020, 2:06 p.m. UTC
Xilinx ZynqMP SoC has FPD (Full Power Domain) and LPD (Low Power Domain)
watchdogs. There are cases where also LPD WDT should be used by Arm cores
that's why list it with disabled status.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

 arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi | 4 ++++
 arch/arm64/boot/dts/xilinx/zynqmp.dtsi         | 9 +++++++++
 2 files changed, 13 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
index 6a577e1383c1..3ca7e4ee51b5 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi
@@ -223,3 +223,7 @@  &usb1 {
 &watchdog0 {
 	clocks = <&zynqmp_clk WDT>;
 };
+
+&lpd_watchdog {
+	clocks = <&zynqmp_clk LPD_WDT>;
+};
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index 4312d4594dba..704696811116 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -808,5 +808,14 @@  watchdog0: watchdog@fd4d0000 {
 			reg = <0x0 0xfd4d0000 0x0 0x1000>;
 			timeout-sec = <10>;
 		};
+
+		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>;
+		};
 	};
 };