On Thursday 10 July 2014 10:55 PM, Dave Gerlach wrote:
> Add the device tree bindings document for am3353 wkup_m3.
>
> Signed-off-by: Dave Gerlach <d-gerlach@xxxxxx>
> CC: Ohad Ben-Cohen <ohad@xxxxxxxxxx>
> CC: Benoit Cousson <bcousson@xxxxxxxxxxxx>
> ---
Looks like you missed to copy device tree list and maintainers.
As Tony suggested, split up the series and send the wkup_m3 related
patches separately along with bindings and mark the DT folks on email.
> .../bindings/remoteproc/wkup_m3_rproc.txt | 46 ++++++++++++++++++++++
> 1 file changed, 46 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/remoteproc/wkup_m3_rproc.txt
>
> diff --git a/Documentation/devicetree/bindings/remoteproc/wkup_m3_rproc.txt b/Documentation/devicetree/bindings/remoteproc/wkup_m3_rproc.txt
> new file mode 100644
> index 0000000..e9dd909
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/remoteproc/wkup_m3_rproc.txt
> @@ -0,0 +1,46 @@
> +Wakeup M3 Remote Proc Driver
> +=====================
> +
> +TI AMx3 Family devices use a Cortex M3 co-processor to help with various
> +low power tasks that cannot be controlled from the MPU. The CM3 requires
> +a firmware binary to accomplish this and communicates with the MPU through
> +IPC registers present in the SoCs control module. The wkup_m3 remoteproc
> +driver handles the loading of the firmware and exposes an API to
> +communicate with the wkup_m3 through the use of the IPC registers and a
> +mailbox.
> +
> +Wkup M3 Device Node:
> +====================
> +A wkup_m3 device node is used to represent a wakeup M3 IP instance within
> +a SoC. The sub-mailboxes are represented as child node of this parent node.
> +
> +Required properties:
> +--------------------
> +- compatible: Should be "ti,am3353-wkup-m3" for AM33xx SoCs
> +- reg: Contains the wkup_m3 register address ranges for
> + umem, dmem, and ipc-regs.
> +- reg-names: Names for reg addresses given above
> +- interrupts: Contains the interrupt information for the wkup_m3
> + interrupt that signals the MPU.
> +- ti,hwmods: Name of the hwmod associated with the mailbox
> +- ti,no-reset-on-init: Reset is handled after fw has been loaded, not at
> + init of hwmod.
> +- mbox-names: Name of the mbox channel for the IPC framework
> +- mbox: Phandle used by IPC framework to get correct mbox
> + channel for communication.
> +
> +Example:
> +--------
> +/* AM33xx */
> +wkup_m3: wkup_m3@44d00000 {
> + compatible = "ti,am3353-wkup-m3";
> + reg = <0x44d00000 0x4000
> + 0x44d80000 0x2000
> + 0x44e11324 0x0024>;
> + reg-names = "m3_umem", "m3_dmem", "ipc_regs";
> + interrupts = <78>;
> + ti,hwmods = "wkup_m3";
> + ti,no-reset-on-init;
> + mbox-names = "wkup_m3";
> + mbox = <&mailbox &mbox_wkupm3>;
> +};
>
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