Hi, On Tue, Aug 18, 2020 at 11:54:14AM -0700, Elliot Berman wrote: > Current reboot-mode device tree schema does not support reboot commands > with spaces in them [1]. Add an optional new node "reboot-mode-names" > and "reboot-mode-magic" which add an array of strings and u32s, > respectively which would permit any string in this framework. > > [1]: > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/md/dm-verity-target.c?h=v5.5#n255 > > Signed-off-by: Elliot Berman <eber...@codeaurora.org> > ---
I'm waiting for an Ack from Rob for this one.
-- Sebastian
> .../devicetree/bindings/power/reset/reboot-mode.yaml | 17
> +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml
> b/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml
> index a6c9102..4ea6b33 100644
> --- a/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml
> +++ b/Documentation/devicetree/bindings/power/reset/reboot-mode.yaml
> @@ -19,6 +19,9 @@ description: |
> the bootloader what to do when the system reboots, and should be named
> as mode-xxx = <magic> (xxx is mode name, magic should be a non-zero value).
>
> + reboot-mode-magic and reboot-mode-names may be used in addition/instead of
> + mode-xxx style.
> +
> For example, modes common Android platform are:
> - normal: Normal reboot mode, system reboot with command "reboot".
> - recovery: Android Recovery mode, it is a mode to format the device or
> update a new image.
> @@ -32,6 +35,14 @@ properties:
> description: |
> Default value to set on a reboot if no command was provided.
>
> + reboot-mode-names:
> + $ref: /schemas/types.yaml#/definitions/string-array
> + description: List of reboot commands, paired with reboot-mode-magic by
> index
> +
> + reboot-mode-magic:
> + $ref: /schemas/types.yaml#/definitions/uint32-array
> + description: List of reboot magic, paired with reboot-mode-names by index
> +
> patternProperties:
> "^mode-.*$":
> $ref: /schemas/types.yaml#/definitions/uint32
> @@ -44,4 +55,10 @@ examples:
> mode-bootloader = <2>;
> mode-loader = <3>;
> };
> +
> + - |
> + reboot-mode {
> + reboot-mode-names = "normal", "bootloader", "dm-verity device
> corrupted";
> + reboot-mode-magic = <0x0>, <0x1>, <0xf>;
> + };
> ...
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
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