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

From: Emil Renner Berthing
Date: Tue Dec 26 2023 - 15:39:14 EST


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@xxxxxxxxxxxxx>

>
> [1] https://github.com/starfive-tech/linux/commits/visionfive
> [2] https://lore.kernel.org/all/CAJM55Z_pdoGxRXbmBgJ5GbVWyeM1N6+LHihbNdT26Oo_qA5VYA@xxxxxxxxxxxxxx/
> [3] https://lore.kernel.org/all/20231130151932.729708-1-emil.renner.berthing@xxxxxxxxxxxxx/
> [4] https://lore.kernel.org/lkml/20231220002824.2462655-1-cristian.ciocaltea@xxxxxxxxxxxxx/
> [5] https://lore.kernel.org/lkml/20231219232442.2460166-1-cristian.ciocaltea@xxxxxxxxxxxxx/
>
> 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@xxxxxxxxxxxxx/
>
> 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@xxxxxxxxxxxxx/
>
> 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@xxxxxxxxxxxxx/
>
> 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@xxxxxxxxxxxxx/
>
> 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
>