From 2038e46f487483f277dda4dc2c3da9e34780642a Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Wed, 18 Jul 2018 09:25:43 +0200 Subject: [PATCH] arm64: zynqmp: List lpd watchdog in dtsi 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 --- 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 bd0f8eb..998298c 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 c70f85a..9ef55ad 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 435b1e1..b453941 100644 --- a/arch/arm/dts/zynqmp.dtsi +++ b/arch/arm/dts/zynqmp.dtsi @@ -980,6 +980,15 @@ 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"; -- 2.7.4