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authorMarek Behun <marek.behun@nic.cz>2019-03-31 06:15:32 +0300
committerJassi Brar <jaswinder.singh@linaro.org>2019-05-09 08:41:00 +0300
commit004c35cd8e0c81e0b4a34f0ad3ab0c4937ccaaea (patch)
tree64600f363404be4d256573b8faedbd917ce10623 /Documentation/devicetree/bindings/mailbox
parent68a1c8485cf83734d4da9d81cd3b5d2ae7c0339b (diff)
downloadlinux-004c35cd8e0c81e0b4a34f0ad3ab0c4937ccaaea.tar.xz
dt-bindings: mailbox: Document armada-3700-rwtm-mailbox binding
This adds device tree binding documentation for the rWTM BIU mailbox driver on the Armada 37xx SOC (EspressoBin, Turris Mox). Signed-off-by: Marek Behun <marek.behun@nic.cz> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/mailbox')
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diff --git a/Documentation/devicetree/bindings/mailbox/marvell,armada-3700-rwtm-mailbox.txt b/Documentation/devicetree/bindings/mailbox/marvell,armada-3700-rwtm-mailbox.txt
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+* rWTM BIU Mailbox driver for Armada 37xx
+
+Required properties:
+- compatible: must be "marvell,armada-3700-rwtm-mailbox"
+- reg: physical base address of the mailbox and length of memory mapped
+ region
+- interrupts: the IRQ line for the mailbox
+- #mbox-cells: must be 1
+
+Example:
+ rwtm: mailbox@b0000 {
+ compatible = "marvell,armada-3700-rwtm-mailbox";
+ reg = <0xb0000 0x100>;
+ interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <1>;
+ };