[PATCH v9 0/2] phy: mediatek: Add PCIe PHY driver

Jianjun Wang jianjun.wang at mediatek.com
Thu May 19 23:49:18 PDT 2022


These series patches add support for PCIe PHY driver on MediaTek chipsets.

Changes in v9:
1. Check if the return value is -ENOMEM when reading efuse data fails.

Changes in v8:
1. Use "device_property_present()" to increase human readability;
2. Use "GPL" as recommended in commit bf7fbeeae6db ("module: Cure
   the MODULE_LICENSE "GPL" vs. "GPL v2" bogosity").

Changes in v7:
1. Add bitfield.h header to fix the build error on non-arm64 platforms.

Changes in v6:
1. Remove unnecessary header files;
2. Use FILELD_PREP in bitfield.h to set value.

Changes in v5:
1. Fix typo in kerneldoc: "eFues" => "eFuse".

Changes in v4:
1. Fix no return when calling dev_err_probe.

Changes in v3:
1. Add introductions for structure members;
2. Add SoC dependent data;
3. Dynamically allocate efuse data;
4. Check return value if it's an -EPROBE_DEFER.

Changes in v2:
1. Add specific compatible name;
2. Read NVMEM data at probe time;
3. Fix typos.

Jianjun Wang (2):
  dt-bindings: phy: mediatek: Add YAML schema for PCIe PHY
  phy: mediatek: Add PCIe PHY driver

 .../bindings/phy/mediatek,pcie-phy.yaml       |  75 +++++
 drivers/phy/mediatek/Kconfig                  |  11 +
 drivers/phy/mediatek/Makefile                 |   1 +
 drivers/phy/mediatek/phy-mtk-pcie.c           | 267 ++++++++++++++++++
 4 files changed, 354 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/mediatek,pcie-phy.yaml
 create mode 100644 drivers/phy/mediatek/phy-mtk-pcie.c

-- 
2.18.0




More information about the Linux-mediatek mailing list