[PATCH v3 0/3] Apple PMIC NVMEM cell driver (Formerly: Generic SPMI NVMEM cell driver)

[Neal Gompa]

On Wed, Apr 23, 2025 at 1:55 PM Sasha Finkelstein via B4 Relay
<devnull+fnkl.kernel.gmail.com at kernel.org> wrote:
>
> Hi.
>
> This patch series adds a driver for exposing a set of registers
> as NVMEM cells on a SPMI-attached PMIC on Apple ARM platforms.
> Those are used to store the RTC offset and to communicate platform
> power state between the OS and boot firmware.
>
> The NVMEM cell consumer drivers will be sent in a further series.
>
> Signed-off-by: Sasha Finkelstein <fnkl.kernel at gmail.com>
> ---
> Changes in v3:
> - No longer try to make it generic, use for the 3 relevant PMICs only
> - Link to v2: https://lore.kernel.org/r/20250417-spmi-nvmem-v2-0-b88851e34afb@gmail.com
>
> Changes in v2:
> - s/pmu/pmic/
> - Sort dts in unit-order, instead of t600x-unit-order
> - Link to v1: https://lore.kernel.org/r/20250415-spmi-nvmem-v1-0-22067be253cf@gmail.com
>
> ---
> Hector Martin (2):
>       nvmem: Add apple-spmi-nvmem driver
>       arm64: dts: apple: Add PMIC NVMEM
>
> Sasha Finkelstein (1):
>       dt-bindings: spmi: Add Apple SPMI NVMEM
>
>  .../bindings/nvmem/apple,spmi-nvmem.yaml           | 54 +++++++++++++++++++
>  MAINTAINERS                                        |  2 +
>  arch/arm64/boot/dts/apple/t6001.dtsi               |  1 +
>  arch/arm64/boot/dts/apple/t6002.dtsi               |  1 +
>  arch/arm64/boot/dts/apple/t600x-die0.dtsi          | 50 +++++++++++++++++
>  arch/arm64/boot/dts/apple/t8103.dtsi               | 50 +++++++++++++++++
>  arch/arm64/boot/dts/apple/t8112.dtsi               | 50 +++++++++++++++++
>  drivers/nvmem/Kconfig                              | 13 +++++
>  drivers/nvmem/Makefile                             |  2 +
>  drivers/nvmem/apple-spmi-nvmem.c                   | 62 ++++++++++++++++++++++
>  10 files changed, 285 insertions(+)
> ---
> base-commit: 2e0e70c95077172b29a5b13716c4b159d578e82c
> change-id: 20250415-spmi-nvmem-e08635316175
>

Series LGTM.

Reviewed-by: Neal Gompa <neal at gompa.dev>


-- 
真実はいつも一つ！/ Always, there's only one truth!