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ARM: dts: sh73a0: Add device node for ARM global timer

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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>
Link: https://lore.kernel.org/r/20191211135222.26770-3-geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2019-12-11 14:52:20 +01:00
parent 61b58e3f6e
commit df1a0aac0a
1 changed files with 7 additions and 0 deletions
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7
arch/arm/boot/dts/sh73a0.dtsi
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@ -39,6 +39,13 @@ cpu1: cpu@1 {
};
};
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>;