Add the Loongson-2 High Precision Event Timer (HPET) binding with DT schema format using json-schema. Signed-off-by: Yinbo Zhu <zhuyinbo@xxxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- Change in v5: 1. Replace string loongson2/Loongson2 with Loongson-2/loongson-2. 2. Add the patch review information. .../bindings/timer/loongson,ls2k-hpet.yaml | 50 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml diff --git a/Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml b/Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml new file mode 100644 index 000000000000..30685c8fbead --- /dev/null +++ b/Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/loongson,ls2k-hpet.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Loongson-2 High Precision Event Timer (HPET) + +maintainers: + - Yinbo Zhu <zhuyinbo@xxxxxxxxxxx> + +properties: + compatible: + const: loongson,ls2k-hpet + + reg: + maxItems: 1 + + clocks: + items: + - description: SoC apb clock + + clock-names: + items: + - const: apb + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/loongson,ls2k-clk.h> + #include <dt-bindings/interrupt-controller/irq.h> + timer@1fe24000 { + compatible = "loongson,ls2k-hpet"; + reg = <0x1fe24000 0x15f>; + clocks = <&clk LOONGSON2_APB_CLK>; + clock-names = "apb"; + interrupt-parent = <&liointc0>; + interrupts = <21 IRQ_TYPE_LEVEL_LOW>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 21c455d7a99a..e677c77136a2 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -11919,6 +11919,7 @@ LOONGSON-2 SOC SERIES HPET DRIVER M: Yinbo Zhu <zhuyinbo@xxxxxxxxxxx> L: linux-kernel@xxxxxxxxxxxxxxx S: Maintained +F: Documentation/devicetree/bindings/timer/loongson,ls2k-hpet.yaml F: drivers/clocksource/loongson2_hpet.c LSILOGIC MPT FUSION DRIVERS (FC/SAS/SPI) -- 2.31.1
