| Message ID | 20180731160855.6758-3-geert+renesas@glider.be (mailing list archive) |
|---|---|
| State | RFC |
| Delegated to: | Simon Horman |
| Headers | show |
| Series | ARM: shmobile: Enable ARM_GLOBAL_TIMER on Cortex-A9 MPCore | expand |
diff --git a/arch/arm/boot/dts/sh73a0.dtsi b/arch/arm/boot/dts/sh73a0.dtsi index b495a9d2f1118006..29461d9282ea7e99 100644 --- a/arch/arm/boot/dts/sh73a0.dtsi +++ b/arch/arm/boot/dts/sh73a0.dtsi @@ -39,6 +39,13 @@ }; }; + timer@f0000200 { + compatible = "arm,cortex-a9-global-timer"; + reg = <0xf0000200 0x100>; + interrupts = <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_EDGE_RISING)>; + clocks = <&periph_clk>; + }; + timer@f0000600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0xf0000600 0x20>;
Add a device node for the global timer, which is part of the Cortex-A9 MPCore. The global timer can serve as an accurate (3 ns) clock source for scheduling and delay loops. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- arch/arm/boot/dts/sh73a0.dtsi | 7 +++++++ 1 file changed, 7 insertions(+)