[PATCH v8 0/2] Add driver support for Eswin eic7700 SoC ethernet controller

[weishangjuan at eswincomputing.com]

From: Shangjuan Wei <weishangjuan at eswincomputing.com>

Updates:

  Changes in v8:
  - Removed config option patch dependency from cover letter, because the patch
    was applied.
  - Modify the theme style of patch 2.
  - Remove unnecessary dependencies, such as CRC32 and MII
  - Add "Reviewed-by" tag of "Andrew Lunn" for Patch 2.
  - Update eswin,eic7700-eth.yaml
    - Add new line character at the end of file
  - Update dwmac-eic7700.c
    - Provide callbacks for plat_dat->init/exit and plat_dat->suspend/resume
      to optimize clock processing
    - Use devm_stmmac_pltfr_probe() instead of stmmac_dvr_probe() in probe
    - Remove eic7700_dwmac_remove()
  - Link to v7: https://lore.kernel.org/all/20250918085612.3176-1-weishangjuan@eswincomputing.com/

  Changes in v7:
  - Add "Reviewed-by" tag of "Krzysztof Kozlowski" for Patch 1.
  - Update dwmac-eic7700.c
    - Align the processing logic of required attributes in binding
  - Link to v6: https://lore.kernel.org/all/20250912055352.2832-1-weishangjuan@eswincomputing.com/

  Changes in v6:
  - Update driver patch's commit message
  - Update eswin,eic7700-eth.yaml
    - Modify the description content
  - Update dwmac-eic7700.c
    - Move three variables from priv to local scope
    - Inline eic7700_apply_delay logic directly into the probe function
  - Link to v5: https://lore.kernel.org/all/20250904085913.2494-1-weishangjuan@eswincomputing.com/

  Changes in v5:
  - Updated eswin,eic7700-eth.yaml
    - Use "items" instead "enum" for clock-names
    - Arrange clocks description in correct order
    - Delete redundant descriptions for eswin,hsp-sp-csr property
  - Updated dwmac-eic7700.c
    - Optimize the implementation of eic7700_ appy_delay
    - Update comments and remove reg checking
    - Use FIELD_PREP in eic7700_apply_delay function
    - Use clk_bulk related APIs to manage clks
  - Link to v4: https://lore.kernel.org/all/20250827081135.2243-1-weishangjuan@eswincomputing.com/

  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
  net: stmmac: add Eswin EIC7700 glue driver

 .../bindings/net/eswin,eic7700-eth.yaml       | 127 ++++++++++
 drivers/net/ethernet/stmicro/stmmac/Kconfig   |   9 +
 drivers/net/ethernet/stmicro/stmmac/Makefile  |   1 +
 .../ethernet/stmicro/stmmac/dwmac-eic7700.c   | 235 ++++++++++++++++++
 4 files changed, 372 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