diff options
Diffstat (limited to '')
| -rw-r--r-- | Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml | 74 |
1 files changed, 51 insertions, 23 deletions
diff --git a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml index c0d83865e933..da50f0e99fe2 100644 --- a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml +++ b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml @@ -11,8 +11,8 @@ description: boots firmwares on the ST32MP family chipset. maintainers: - - Fabien Dessenne <fabien.dessenne@st.com> - - Arnaud Pouliquen <arnaud.pouliquen@st.com> + - Fabien Dessenne <fabien.dessenne@foss.st.com> + - Arnaud Pouliquen <arnaud.pouliquen@foss.st.com> properties: compatible: @@ -25,26 +25,26 @@ properties: maxItems: 3 resets: - maxItems: 1 + maxItems: 1 st,syscfg-holdboot: - allOf: - - $ref: "/schemas/types.yaml#/definitions/phandle-array" description: remote processor reset hold boot - - Phandle of syscon block. - - The offset of the hold boot setting register. - - The field mask of the hold boot. - maxItems: 1 + $ref: "/schemas/types.yaml#/definitions/phandle-array" + items: + - items: + - description: Phandle of syscon block + - description: The offset of the hold boot setting register + - description: The field mask of the hold boot st,syscfg-tz: - allOf: - - $ref: "/schemas/types.yaml#/definitions/phandle-array" description: Reference to the system configuration which holds the RCC trust zone mode - - Phandle of syscon block. - - The offset of the RCC trust zone mode register. - - The field mask of the RCC trust zone mode. - maxItems: 1 + $ref: "/schemas/types.yaml#/definitions/phandle-array" + items: + - items: + - description: Phandle of syscon block + - description: The offset of the trust zone setting register + - description: The field mask of the trust zone state interrupts: description: Should contain the WWDG1 watchdog reset interrupt @@ -70,16 +70,21 @@ properties: Unidirectional channel: - from local to remote, where ACK from the remote means that it is ready for shutdown + - description: | + A channel (d) used by the local proc to notify the remote proc that it + has to stop interprocessor communnication. + Unidirectional channel: + - from local to remote, where ACK from the remote means that communnication + as been stopped on the remote side. minItems: 1 - maxItems: 3 mbox-names: items: - const: vq0 - const: vq1 - const: shutdown + - const: detach minItems: 1 - maxItems: 3 memory-region: description: @@ -90,14 +95,35 @@ properties: (see ../reserved-memory/reserved-memory.txt) st,syscfg-pdds: - allOf: - - $ref: "/schemas/types.yaml#/definitions/phandle-array" + $ref: "/schemas/types.yaml#/definitions/phandle-array" description: | Reference to the system configuration which holds the remote - 1st cell: phandle to syscon block - 2nd cell: register offset containing the deep sleep setting - 3rd cell: register bitmask for the deep sleep bit - maxItems: 1 + items: + - items: + - description: Phandle of syscon block + - description: The offset of the power setting register + - description: The field mask of the PDDS selection + + st,syscfg-m4-state: + $ref: "/schemas/types.yaml#/definitions/phandle-array" + description: | + Reference to the tamp register which exposes the Cortex-M4 state. + items: + - items: + - description: Phandle of syscon block with the tamp register + - description: The offset of the tamp register + - description: The field mask of the Cortex-M4 state + + st,syscfg-rsc-tbl: + $ref: "/schemas/types.yaml#/definitions/phandle-array" + description: | + Reference to the tamp register which references the Cortex-M4 + resource table address. + items: + - items: + - description: Phandle of syscon block with the tamp register + - description: The offset of the tamp register + - description: The field mask of the Cortex-M4 resource table address st,auto-boot: $ref: /schemas/types.yaml#/definitions/flag @@ -125,6 +151,8 @@ examples: resets = <&rcc MCU_R>; st,syscfg-holdboot = <&rcc 0x10C 0x1>; st,syscfg-tz = <&rcc 0x000 0x1>; + st,syscfg-rsc-tbl = <&tamp 0x144 0xFFFFFFFF>; + st,syscfg-m4-state = <&tamp 0x148 0xFFFFFFFF>; }; ... |