Convert the sti-mailbox.txt dt-bindings into dt-schema YAML. Signed-off-by: Alain Volmat <avolmat@xxxxxx> --- .../bindings/mailbox/st,sti-mailbox.yaml | 54 +++++++++++++++++++ .../bindings/mailbox/sti-mailbox.txt | 51 ------------------ 2 files changed, 54 insertions(+), 51 deletions(-) create mode 100644 Documentation/devicetree/bindings/mailbox/st,sti-mailbox.yaml delete mode 100644 Documentation/devicetree/bindings/mailbox/sti-mailbox.txt diff --git a/Documentation/devicetree/bindings/mailbox/st,sti-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/st,sti-mailbox.yaml new file mode 100644 index 000000000000..527c88147397 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/st,sti-mailbox.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/mailbox/st,sti-mailbox.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: STMicroelectronics Mailbox Driver + +description: + Each ST Mailbox IP currently consists of 4 instances of 32 channels. + Messages are passed between Application and Remote processors using + shared memory. + +maintainers: + - Patrice Chotard <patrice.chotard@xxxxxxxxxxx> + +properties: + compatible: + const: st,stih407-mailbox + + reg: + maxItems: 1 + + mbox-name: + description: name of the mailbox + maxItems: 1 + + interrupts: + description: the irq line for the RX mailbox + maxItems: 1 + + "#mbox-cells": + const: 2 + +required: + - compatible + - reg + - "#mbox-cells" + - mbox-name + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + mailbox0: mailbox@8f00000 { + compatible = "st,stih407-mailbox"; + reg = <0x08f00000 0x1000>; + interrupts = <GIC_SPI 1 IRQ_TYPE_NONE>; + #mbox-cells = <2>; + mbox-name = "a9"; + }; + +... diff --git a/Documentation/devicetree/bindings/mailbox/sti-mailbox.txt b/Documentation/devicetree/bindings/mailbox/sti-mailbox.txt deleted file mode 100644 index 351f612673fc..000000000000 --- a/Documentation/devicetree/bindings/mailbox/sti-mailbox.txt +++ /dev/null @@ -1,51 +0,0 @@ -ST Microelectronics Mailbox Driver - -Each ST Mailbox IP currently consists of 4 instances of 32 channels. Messages -are passed between Application and Remote processors using shared memory. - -Controller ----------- - -Required properties: -- compatible : Should be "st,stih407-mailbox" -- reg : Offset and length of the device's register set -- mbox-name : Name of the mailbox -- #mbox-cells: : Must be 2 - <&phandle instance channel direction> - phandle : Label name of controller - instance : Instance number - channel : Channel number - -Optional properties -- interrupts : Contains the IRQ line for a Rx mailbox - -Example: - -mailbox0: mailbox@0 { - compatible = "st,stih407-mailbox"; - reg = <0x08f00000 0x1000>; - interrupts = <GIC_SPI 1 IRQ_TYPE_NONE>; - #mbox-cells = <2>; - mbox-name = "a9"; -}; - -Client ------- - -Required properties: -- compatible : Many (See the client docs) -- reg : Shared (between Application and Remote) memory address -- mboxes : Standard property to specify a Mailbox (See ./mailbox.txt) - Cells must match 'mbox-cells' (See Controller docs above) - -Optional properties -- mbox-names : Name given to channels seen in the 'mboxes' property. - -Example: - -mailbox_test { - compatible = "mailbox-test"; - reg = <0x[shared_memory_address], [shared_memory_size]>; - mboxes = <&mailbox2 0 1>, <&mailbox0 2 1>; - mbox-names = "tx", "rx"; -}; -- 2.34.1
