[PATCH v6 0/4] Enable networking support for StarFive JH7100 SoC

[Emil Renner Berthing]

Cristian Ciocaltea wrote:
> This patch series adds ethernet support for the StarFive JH7100 SoC and
> makes it available for the StarFive VisionFive V1 and BeagleV Starlight
> boards, although I could only validate on the former SBC.  Thank you Emil
> and Geert for helping with tests on BeagleV!
>
> The work is heavily based on the reference implementation [1] and depends
> on the SiFive Composable Cache controller and non-coherent DMA support
> provided by Emil via [2] and [3].
>
> *Update 1*: As of next-20231214, dependencies [2] & [3] have been merged.
>
> *Update 2*: Since v5, the dwmac patches will be handled via [4], while the
>             clock patches subset via [5].

I'm not sure my rb my sense when I'm listed as a co-developer, but this version
looks good to me:

Reviewed-by: Emil Renner Berthing <emil.renner.berthing at canonical.com>

>
> [1] https://github.com/starfive-tech/linux/commits/visionfive
> [2] https://lore.kernel.org/all/CAJM55Z_pdoGxRXbmBgJ5GbVWyeM1N6+LHihbNdT26Oo_qA5VYA@mail.gmail.com/
> [3] https://lore.kernel.org/all/20231130151932.729708-1-emil.renner.berthing@canonical.com/
> [4] https://lore.kernel.org/lkml/20231220002824.2462655-1-cristian.ciocaltea@collabora.com/
> [5] https://lore.kernel.org/lkml/20231219232442.2460166-1-cristian.ciocaltea@collabora.com/
>
> Changes in v6:
>  - Applied alphabetical ordering in PATCH 3 and 4 (Emil)
>
> Changes in v5:
>  - Collected R-b tags from Jacob and Andrew
>  - Squashed PATCH 2 into PATCH 1 per Krzysztof's review
>  - Drop unsupported snps,no-pbl-x8 property from gmac DT node
>  - Split series into patch sets per subsystem, as described in "Update 2"
>    section above (per Andrew's review)
>  - v4:
>    https://lore.kernel.org/lkml/20231218214451.2345691-1-cristian.ciocaltea@collabora.com/
>
> Changes in v4:
>  - Restricted double usage of 'ahb' reset name in PATCH 2 (Jessica, Samuel)
>  - Moved phy reference from PATCH 5 to both PATCH 6 & 7 where the node is
>    actually defined (Emil, Conor)
>  - Drop unnecessary gpio include in PATCH 6; also added a DTS comment
>    describing the rational behind RX internal delay adjustment (Andrew)
>  - v3:
>    https://lore.kernel.org/lkml/20231215204050.2296404-1-cristian.ciocaltea@collabora.com/
>
> Changes in v3:
>  - Rebased series onto next-20231214 and dropped the ccache & DMA coherency
>    related patches (v2 06-08/12) handled by Emil via [3]
>  - Squashed PATCH v2 01/12 into PATCH v3 2/9, per Krzysztof's review
>  - Dropped incorrect PATCH v2 02/12
>  - Incorporated Emil's feedback; also added his Co-developed-by on all dts
>    patches
>  - Documented the need of adjusting RX internal delay in PATCH v3 8/9, per
>    Andrew's request
>  - Added clock fixes from Emil (PATCH v3 8-9/9) required to support
>    10/100Mb link speeds
>  - v2:
>    https://lore.kernel.org/lkml/20231029042712.520010-1-cristian.ciocaltea@collabora.com/
>
> Changes in v2:
>  - Dropped ccache PATCH 01-05 reworked by Emil via [2]
>  - Dropped already applied PATCH 06/12
>  - Added PATCH v2 01 to prepare snps-dwmac binding for JH7100 support
>  - Added PATCH v2 02-03 to provide some jh7110-dwmac binding optimizations
>  - Handled JH7110 conflicting work in PATCH 07 via PATCH v2 04
>  - Reworked PATCH 8 via PATCH v2 05, adding JH7100 quirk and dropped
>    starfive,gtxclk-dlychain DT property; also fixed register naming
>  - Added PATCH v2 08 providing DMA coherency related DT changes
>  - Updated PATCH 9 commit msg:
>    s/OF_DMA_DEFAULT_COHERENT/ARCH_DMA_DEFAULT_COHERENT/
>  - Replaced 'uncached-offset' property with 'sifive,cache-ops' in PATCH
>    10/12 and dropped 'sideband' reg
>  - Add new patch providing coherent DMA memory pool (PATCH v2 10)
>  - Updated PATCH 11/12 according to the stmmac glue layer changes in
>    upstream
>  - Split PATCH 12/12 into PATCH v2 10-12 to handle individual gmac setup of
>    VisionFive v1 and BeagleV boards as they use different PHYs; also
>    switched phy-mode from "rgmii-tx" to "rgmii-id" (requires a reduction of
>    rx-internal-delay-ps by ~50%)
>  - Rebased series onto next-20231024
>  - v1:
>    https://lore.kernel.org/lkml/20230211031821.976408-1-cristian.ciocaltea@collabora.com/
>
> Cristian Ciocaltea (4):
>   riscv: dts: starfive: jh7100: Add sysmain and gmac DT nodes
>   riscv: dts: starfive: jh7100-common: Setup pinmux and enable gmac
>   riscv: dts: starfive: visionfive-v1: Setup ethernet phy
>   riscv: dts: starfive: beaglev-starlight: Setup phy reset gpio
>
>  .../dts/starfive/jh7100-beaglev-starlight.dts | 11 +++
>  .../boot/dts/starfive/jh7100-common.dtsi      | 84 +++++++++++++++++++
>  .../jh7100-starfive-visionfive-v1.dts         | 22 ++++-
>  arch/riscv/boot/dts/starfive/jh7100.dtsi      | 36 ++++++++
>  4 files changed, 152 insertions(+), 1 deletion(-)
>
> --
> 2.43.0
>