linux-kernel - [PATCH v4 0/2] Add driver support for Eswin eic7700 SoC ethernet controller

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Message-Id: <20250827081135.2243-1-weishangjuan@eswincomputing.com>
Date: Wed, 27 Aug 2025 16:11:35 +0800
From: weishangjuan@...incomputing.com
To: devicetree@...r.kernel.org,
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Cc: ningyu@...incomputing.com,
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	lizhi2@...incomputing.com,
	Shangjuan Wei <weishangjuan@...incomputing.com>
Subject: [PATCH v4 0/2] Add driver support for Eswin eic7700 SoC ethernet controller

From: Shangjuan Wei <weishangjuan@...incomputing.com>

This series depends on the vendor prefix [1] and config option patch [2].

[1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?h=next-20250825&id=ac29e4487aa20a21b7c3facbd1f14f5093835dc9
[2] https://lore.kernel.org/all/20250825132427.1618089-3-pinkesh.vaghela@einfochips.com/

Updates:

  Changes in v4:
  - Updated eswin,eic7700-eth.yaml
    - Modify reg:minItems:1 to reg:maxItems: 1
    - Delete minItems and maxItems of clock and clock-names
    - Delete phy-mode and phy-handle properties
    - Add description for clock
    - Add types of clock-names
    - Delete descriptions for rx-internal-delay-ps and tx-internal-delay-ps
    - Add enum value for rx-internal-delay-ps and tx-internal-delay-ps
    - Modify description for eswin,hsp-sp-csr property
    - Delete eswin,syscrg-csr and eswin,dly-hsp-reg properties
    - Modify phy-mode="rgmii" to phy-mode="rgmii-id"
  - Updated dwmac-eic7700.c
    - Remove fix_mac_speed and configure different delays for different rates
    - Merge the offset of the dly register into the eswin, hsp sp csr attributes
      for unified management
    - Add missing Author and optimize the number of characters per
      line to within 80
    - Support default delay configuration and add the handling of vendor delay 
      configuration
    - Add clks_config for pm_runtime
    - Modify the attribute format, such as eswin,hsp_sp_csr to eswin,hsp-sp-csr
  - Link to v3: https://lore.kernel.org/all/20250703091808.1092-1-weishangjuan@eswincomputing.com/

  Changes in v3:
  - Updated eswin,eic7700-eth.yaml
    - Modify snps,dwmac to snps,dwmac-5.20
    - Remove the description of reg
    - Modify the value of clock minItems and maxItems
    - Modify the value of clock-names minItems and maxItems
    - Add descriptions of snps,write-questions, snps,read-questions
    - Add rx-internal-delay-ps and tx-internal-delay-ps properties
    - Modify descriptions for custom properties, such as eswin,hsp-sp-csr
    - Delete snps,axi-config property
    - Add snps,fixed-burst snps,aal snps,tso properties
    - Delete snps,lpi_en property
    - Modify format of custom properties
  - Updated dwmac-eic7700.c
    - Simplify drivers and remove unnecessary API and DTS attribute configurations
    - Increase the mapping from tx/rx_delay_ps to private dly
  - Link to v2: https://lore.kernel.org/all/aDad+8YHEFdOIs38@mev-dev.igk.intel.com/

  Changes in v2:
  - Updated eswin,eic7700-eth.yaml
    - Add snps,dwmac in binding file
    - Modify the description of reg
    - Modify the number of clock-names
    - Changed the names of reset-names and phy-mode
    - Add description for custom properties, such as eswin,hsp_sp_csr
    - Delete snps,blen snps,rd_osr_lmt snps,wr_osr_lmt properties
  - Updated dwmac-eic7700.c
    - Remove the code related to PHY LED configuration from the MAC driver
    - Adjust the code format and driver interfaces, such as replacing kzalloc
      with devm_kzalloc, etc.
    - Use phylib instead of the GPIO API in the driver to implement the PHY
      reset function
  - Link to v1: https://lore.kernel.org/all/20250516010849.784-1-weishangjuan@eswincomputing.com/

Shangjuan Wei (2):
  dt-bindings: ethernet: eswin: Document for EIC7700 SoC
  ethernet: eswin: Add eic7700 ethernet driver

 .../bindings/net/eswin,eic7700-eth.yaml       | 130 +++++++++
 drivers/net/ethernet/stmicro/stmmac/Kconfig   |  11 +
 drivers/net/ethernet/stmicro/stmmac/Makefile  |   1 +
 .../ethernet/stmicro/stmmac/dwmac-eic7700.c   | 270 ++++++++++++++++++
 4 files changed, 412 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/eswin,eic7700-eth.yaml
 create mode 100644 drivers/net/ethernet/stmicro/stmmac/dwmac-eic7700.c

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2.17.1