diff options
Diffstat (limited to 'Documentation')
4 files changed, 90 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml index a337bcd80c4a..7a86e7926dd2 100644 --- a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml +++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml @@ -28,8 +28,13 @@ properties: - const: fsl,imx7ulp-mu - const: fsl,imx8ulp-mu - const: fsl,imx8-mu-scu + - const: fsl,imx8-mu-seco + - const: fsl,imx93-mu-s4 - const: fsl,imx8ulp-mu-s4 - items: + - const: fsl,imx93-mu + - const: fsl,imx8ulp-mu + - items: - enum: - fsl,imx7s-mu - fsl,imx8mq-mu @@ -51,7 +56,14 @@ properties: maxItems: 1 interrupts: - maxItems: 1 + minItems: 1 + maxItems: 2 + + interrupt-names: + minItems: 1 + items: + - const: tx + - const: rx "#mbox-cells": description: | @@ -86,6 +98,27 @@ required: - interrupts - "#mbox-cells" +allOf: + - if: + properties: + compatible: + enum: + - fsl,imx93-mu-s4 + then: + properties: + interrupt-names: + minItems: 2 + interrupts: + minItems: 2 + + else: + properties: + interrupts: + maxItems: 1 + not: + required: + - interrupt-names + additionalProperties: false examples: diff --git a/Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml b/Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml new file mode 100644 index 000000000000..fe454a1fba17 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/mtk,adsp-mbox.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mailbox/mtk,adsp-mbox.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek ADSP mailbox + +maintainers: + - Allen-KH Cheng <Allen-KH.Cheng@mediatek.com> + +description: | + The MTK ADSP mailbox Inter-Processor Communication (IPC) enables the SoC + to ommunicate with ADSP by passing messages through two mailbox channels. + The MTK ADSP mailbox IPC also provides the ability for one processor to + signal the other processor using interrupts. + +properties: + compatible: + items: + - const: mediatek,mt8195-adsp-mbox + + "#mbox-cells": + const: 0 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - "#mbox-cells" + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + adsp_mailbox0:mailbox@10816000 { + compatible = "mediatek,mt8195-adsp-mbox"; + #mbox-cells = <0>; + reg = <0x10816000 0x1000>; + interrupts = <GIC_SPI 702 IRQ_TYPE_LEVEL_HIGH 0>; + }; diff --git a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt index 98fe37e8b17b..c2aeba63bd47 100644 --- a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt +++ b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt @@ -10,7 +10,8 @@ mailbox.txt for generic information about mailbox device-tree bindings. Required properties: - compatible: can be "mediatek,mt8173-gce", "mediatek,mt8183-gce", - "mediatek,mt8192-gce", "mediatek,mt8195-gce" or "mediatek,mt6779-gce". + "mediatek,mt8186-gce", "mediatek,mt8192-gce", "mediatek,mt8195-gce" or + "mediatek,mt6779-gce". - reg: Address range of the GCE unit - interrupts: The interrupt signal from the GCE block - clock: Clocks according to the common clock binding @@ -40,8 +41,9 @@ Optional properties for a client mutex node: defined in 'dt-bindings/gce/<chip>-gce.h'. Some vaules of properties are defined in 'dt-bindings/gce/mt8173-gce.h', -'dt-bindings/gce/mt8183-gce.h', 'dt-bindings/gce/mt8192-gce.h', -'dt-bindings/gce/mt8195-gce.h' or 'dt-bindings/gce/mt6779-gce.h'. +'dt-bindings/gce/mt8183-gce.h', 'dt-bindings/gce/mt8186-gce.h' +'dt-bindings/gce/mt8192-gce.h', 'dt-bindings/gce/mt8195-gce.h' or +'dt-bindings/gce/mt6779-gce.h'. Such as sub-system ids, thread priority, event ids. Example: diff --git a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml index 01e9d9155c83..3b5ba7ecc19d 100644 --- a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml +++ b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml @@ -21,6 +21,7 @@ properties: - qcom,msm8916-apcs-kpss-global - qcom,msm8939-apcs-kpss-global - qcom,msm8953-apcs-kpss-global + - qcom,msm8976-apcs-kpss-global - qcom,msm8994-apcs-kpss-global - qcom,msm8996-apcs-hmss-global - qcom,msm8998-apcs-hmss-global |