diff options
| author | Michal Simek <michal.simek@xilinx.com> | 2021-01-21 11:26:58 +0100 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2021-02-01 10:36:35 +0100 |
| commit | 1f9fcf6573fbbc446cc71429b33d5e5a8c522e28 (patch) | |
| tree | bcc3e438ac2f5e8c6e9e121d43314e2af5148596 /arch/arm64/boot/dts/xilinx | |
| parent | cbf8bed0e353516653d90b30ff20ac3318596d83 (diff) | |
arm64: dts: zynqmp: Add missing lpd watchdog node
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>
Link: https://lore.kernel.org/r/0489a1d5528614f1d570ea153d38b813f0c1eb9f.1611224800.git.michal.simek@xilinx.com
Diffstat (limited to 'arch/arm64/boot/dts/xilinx')
| -rw-r--r-- | arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi | 4 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 9 |
2 files changed, 13 insertions, 0 deletions
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 @@ &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 533c19b80283..467f92c2044b 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi @@ -786,5 +786,14 @@ 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>; + }; }; }; |