diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-12-11 14:52:21 +0100 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-12-20 16:33:19 +0100 |
| commit | 8443ffd1bbd5be74e9b12db234746d12e8ea93e2 (patch) | |
| tree | 9b85669da4b29ad7641c3c0d9e69536b978553a0 /arch/arm/boot/dts/r8a7779.dtsi | |
| parent | df1a0aac0a533e6f3ff843c64a9a0d3b7f37c89c (diff) | |
ARM: dts: r8a7779: Add device node for ARM global timer
Add a device node for the global timer, which is part of the Cortex-A9
MPCore.
The global timer can serve as an accurate (4 ns) clock source for
scheduling and delay loops.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20191211135222.26770-4-geert+renesas@glider.be
Diffstat (limited to 'arch/arm/boot/dts/r8a7779.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/r8a7779.dtsi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi index ebf5b7cfe215..63341635bddf 100644 --- a/arch/arm/boot/dts/r8a7779.dtsi +++ b/arch/arm/boot/dts/r8a7779.dtsi @@ -68,6 +68,14 @@ <0xf0000100 0x100>; }; + timer@f0000200 { + compatible = "arm,cortex-a9-global-timer"; + reg = <0xf0000200 0x100>; + interrupts = <GIC_PPI 11 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_EDGE_RISING)>; + clocks = <&cpg_clocks R8A7779_CLK_ZS>; + }; + timer@f0000600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0xf0000600 0x20>; |