On Sun, 1 Aug 2021 09:38:17 +0200, Emmanuel Gil Peyrot wrote:
> The OTP is a read-only memory area which contains various keys and
> signatures used to decrypt, encrypt or verify various pieces of storage.
>
> Its size depends on the console, it is 128 bytes on the Wii and
> 1024 bytes on the Wii U (split into eight 128 bytes banks).
>
> It can be used directly by writing into one register and reading from
> the other one, without any additional synchronisation.
>
> [...]
Patches 3-5 applied to powerpc/next.
[3/5] powerpc: wii.dts: Reduce the size of the control area
https://git.kernel.org/powerpc/c/b11748e693166679acc13c8a4328a71efe1d4a89
[4/5] powerpc: wii.dts: Expose the OTP on this platform
https://git.kernel.org/powerpc/c/562a610b4c5119034aed300f6ae212ec7a20c4b4
[5/5] powerpc: wii_defconfig: Enable OTP by default
https://git.kernel.org/powerpc/c/140a89b7bfe65e9649c4a3678f74c32556834ec1
cheers
