Thread (21 messages) 21 messages, 4 authors, 2025-06-19

Re: [PATCH v4 00/13] further mt7988 devicetree work

From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Date: 2025-06-19 05:57:13
Also in: linux-devicetree, linux-mediatek, linux-pm, lkml, netdev

Il 16/06/25 11:58, Frank Wunderlich ha scritto:
From: Frank Wunderlich <redacted>
I think that this series is ready to be applied; however, I need someone to take
the bindings before I can apply the devicetree part to the MediaTek trees.

Cheers,
Angelo

This series continues mt7988 devicetree work

- Extend cpu frequency scaling with CCI
- GPIO leds
- Basic network-support (ethernet controller + builtin switch + SFP Cages)

depencies (i hope this list is complete and latest patches/series linked):

support interrupt-names because reserved IRQs are now dropped, so index based access is now wrong
https://patchwork.kernel.org/project/netdevbpf/patch/20250616080738.117993-2-linux@fw-web.de/

for SFP-Function (macs currently disabled):

PCS clearance which is a 1.5 year discussion currently ongoing

e.g. something like this (one of):
* https://patchwork.kernel.org/project/netdevbpf/patch/20250610233134.3588011-4-sean.anderson@linux.dev/ (v6)
* https://patchwork.kernel.org/project/netdevbpf/patch/20250511201250.3789083-4-ansuelsmth@gmail.com/ (v4)
* https://patchwork.kernel.org/project/netdevbpf/patch/ba4e359584a6b3bc4b3470822c42186d5b0856f9.1721910728.git.daniel@makrotopia.org/

full usxgmii driver:
https://patchwork.kernel.org/project/netdevbpf/patch/07845ec900ba41ff992875dce12c622277592c32.1702352117.git.daniel@makrotopia.org/

first PCS-discussion is here:
https://patchwork.kernel.org/project/netdevbpf/patch/8aa905080bdb6760875d62cb3b2b41258837f80e.1702352117.git.daniel@makrotopia.org/

and then dts nodes for sgmiisys+usxgmii+2g5 firmware

when above depencies are solved the mac1/2 can be enabled and 2.5G phy/SFP slots will work.

changes:
v4:
   net-binding:
     - allow interrupt names and increase max interrupts to 6 because of RSS/LRO interrupts
       (dropped Robs RB due to this change)

   dts-patches:
   - add interrupts for RSS/LRO and interrupt-names for ethernet node
   - eth-reg and clock whitespace-fix
   - comment for fixed-link on gmac0
   - drop phy-mode properties as suggested by andrew
   - drop phy-connection-type on 2g5 board
   - reorder some properties
   - update 2g5 phy node
     - unit-name dec instead of hex to match reg property
     - move compatible before reg
     - drop phy-mode

v3:
   - dropped patches already applied (SPI+thermal)
   - added soc specific cci compatible (new binding patch + changed dts)
   - enable 2g5 phy because driver is now merged
   - add patch for cleaning up unnecessary pins
   - add patch for gpio-leds
   - add patch for adding ethernet aliases

v2:
   - change reg to list of items in eth binding
   - changed mt7530 binding:
     - unevaluatedProperties=false
     - mediatek,pio subproperty
     - from patternProperty to property
   - board specific properties like led function and labels moved to bpi-r4 dtsi


Frank Wunderlich (13):
   dt-bindings: net: mediatek,net: update for mt7988
   dt-bindings: net: dsa: mediatek,mt7530: add dsa-port definition for
     mt7988
   dt-bindings: net: dsa: mediatek,mt7530: add internal mdio bus
   dt-bindings: interconnect: add mt7988-cci compatible
   arm64: dts: mediatek: mt7988: add cci node
   arm64: dts: mediatek: mt7988: add basic ethernet-nodes
   arm64: dts: mediatek: mt7988: add switch node
   arm64: dts: mediatek: mt7988a-bpi-r4: add proc-supply for cci
   arm64: dts: mediatek: mt7988a-bpi-r4: drop unused pins
   arm64: dts: mediatek: mt7988a-bpi-r4: add gpio leds
   arm64: dts: mediatek: mt7988a-bpi-r4: add aliases for ethernet
   arm64: dts: mediatek: mt7988a-bpi-r4: add sfp cages and link to gmac
   arm64: dts: mediatek: mt7988a-bpi-r4: configure switch phys and leds

  .../bindings/interconnect/mediatek,cci.yaml   |  11 +-
  .../bindings/net/dsa/mediatek,mt7530.yaml     |  24 +-
  .../devicetree/bindings/net/mediatek,net.yaml |  28 +-
  .../mediatek/mt7988a-bananapi-bpi-r4-2g5.dts  |  11 +
  .../dts/mediatek/mt7988a-bananapi-bpi-r4.dts  |  19 ++
  .../dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi | 198 ++++++-----
  arch/arm64/boot/dts/mediatek/mt7988a.dtsi     | 307 +++++++++++++++++-
  7 files changed, 498 insertions(+), 100 deletions(-)

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