@@ -11,8 +11,13 @@ maintainers:
description: |
This interrupt controller is found in the Loongson-3 family of chips and
- Loongson-2K1000 chip, as the primary package interrupt controller which
+ Loongson-2K series chips, as the primary package interrupt controller which
can route local I/O interrupt to interrupt lines of cores.
+ Be aware of the following points.
+ 1.The Loongson-2K0500 is a single core CPU;
+ 2.The Loongson-2K0500/2K1000 has 64 device interrupt sources as inputs, so we
+ need to define two nodes in dts{i} to describe the "0-31" and "32-61" interrupt
+ sources respectively.
allOf:
- $ref: /schemas/interrupt-controller.yaml#
@@ -33,6 +38,7 @@ properties:
- const: main
- const: isr0
- const: isr1
+ minItems: 2
interrupt-controller: true
@@ -85,7 +91,8 @@ if:
then:
properties:
reg:
- minItems: 3
+ minItems: 2
+ maxItems: 3
required:
- reg-names
As we know, the Loongson-2K0500 is a single-core CPU, and the core1-related register (isr1) does not exist. So "reg" and "reg-names" should be set to "minItems 2"(main nad isr0). This fixes dtbs_check warning: DTC_CHK arch/loongarch/boot/dts/loongson-2k0500-ref.dtb arch/loongarch/boot/dts/loongson-2k0500-ref.dtb: interrupt-controller@1fe11400: reg-names: ['main', 'isr0'] is too short From schema: Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml arch/loongarch/boot/dts/loongson-2k0500-ref.dtb: interrupt-controller@1fe11400: Unevaluated properties are not allowed ('reg-names' was unexpected) From schema: Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml arch/loongarch/boot/dts/loongson-2k0500-ref.dtb: interrupt-controller@1fe11400: reg: [[0, 534844416, 0, 64], [0, 534843456, 0, 8]] is too short From schema: Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml arch/loongarch/boot/dts/loongson-2k0500-ref.dtb: interrupt-controller@1fe11440: reg-names: ['main', 'isr0'] is too short From schema: Documentation/devicetree/bindings/interrupt-controller/loongson,liointc.yaml Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn> Acked-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Reviewed-by: Huacai Chen <chenhuacai@loongson.cn> Reviewed-by: Rob Herring <robh@kernel.org> --- .../interrupt-controller/loongson,liointc.yaml | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)