Re: [PATCH v3 0/9] nvmem: sfp: binding updates and additions

Srinivas Kandagatla
2022-04-29T15:56:28Z

On 28/04/2022 19:16, Sean Anderson wrote:
> This adds several properties to the Layerscape Security Fuse Processor
> (SFP) necessary for writing. Although the Linux driver does not use
> these bindings, I plan to use them in U-Boot [1]. It also adds a new
> compatibles for Trust Architecture (TA) 2.1 devices. In addition, it
> also adds an SFP binding for all TA 2.1 and 3.0 devices.
>
> I would like to get this series merged for 5.18. As noted in patch 2,
> making the clock property mandatory is not an ABI break, but if this is
> not applied then it would become an ABI break. The absolute minimum
> patches to apply for this would be patches 2 and 5. The rest (including
> the regmap changes) could be deferred if necessary.
>
> [1] https://lore.kernel.org/u-boot/7c8e206a-cd40-2a77-6282-7f4bead2b13a@seco.com/T/#m591f8425b6f096ab3d54e6f7bd258e41cfa4c43b
>
> Changes in v3:
> - Update commit message to note that this binding has not yet been
> present in a relase, so it is OK to make otherwise breaking changes.
>
> Changes in v2:
> - Mention "regulator" in the description for ta-prog-sfp-supply
> - Convert sfp driver to use regmap
> - Fix various typos in commit messages
>
> Sean Anderson (9):
> dt-bindings: nvmem: sfp: Fix typo
> dt-bindings: nvmem: sfp: Add clock properties
> dt-bindings: nvmem: sfp: Add TA_PROG_SFP supply
> dt-bindings: nvmem: sfp: Add compatible binding for TA 2.1 SFPs
> arm64: dts: ls1028a: Update SFP binding to include clock
> ARM: dts: layerscape: Add SFP binding for TA 2.1 devices
> ARM: dts: Add SFP binding for TA 3.0 devices
> nvmem: sfp: Use regmap
> nvmem: sfp: Add support for TA 2.1 devices
>

I have applied all the patches except 5/9, 6/9, and 7/9 dts patches
which need to go via dts maintainer tree.

--srini

> .../bindings/nvmem/fsl,layerscape-sfp.yaml | 30 ++++++++++++++--
> arch/arm/boot/dts/ls1021a.dtsi | 7 ++++
> .../arm64/boot/dts/freescale/fsl-ls1012a.dtsi | 8 +++++
> .../arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 5 ++-
> .../arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 8 +++++
> .../arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 8 +++++
> .../arm64/boot/dts/freescale/fsl-ls1088a.dtsi | 8 +++++
> .../arm64/boot/dts/freescale/fsl-ls208xa.dtsi | 8 +++++
> .../arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 8 +++++
> drivers/nvmem/Kconfig | 1 +
> drivers/nvmem/layerscape-sfp.c | 36 ++++++++++++++-----
> 11 files changed, 115 insertions(+), 12 deletions(-)
>