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[v2,0/5] platform: surface: Introduce Surface XBL Driver

Message ID 20211202191630.12450-1-jaschultz@microsoft.com
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Series platform: surface: Introduce Surface XBL Driver | expand

Message

Jarrett Schultz Dec. 2, 2021, 7:16 p.m. UTC 
Introduce the Surface Extensible Boot Loader driver for the Surface Duo.
Exposes information about the driver to user space via sysfs.

Signed-off-by: Jarrett Schultz <jaschultz@microsoft.com>

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Changes in v3:
 - For the yaml documentation:
    * Updated description
    * Fixed examples
    * Updated 'required' field
 - Further propogated ACPI dependency in Kconfigs
 - Updated sysfs several binding descriptions
 - Renamed files to conform to naming conventions

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Changes in v2:
 - Per Maximilian, added patch 2: propagated ACPI dependency from the
   directory as a whole to each individual driver
 - For the yaml documentation:
    * Removed json-schema dependence
    * Elaborated on description of driver
    * Updated example
 - Changed target KernelVersion in sysfs documentation
 - Updated MAINTAINER changes to be properly applied across patches
 - For the driver itself,
    * Added types.h inclusion and removed unused inclusions
    * Minor updates to code and acronym style
    * Remove __packed attribute on driver struct
    * Use .dev_groups for sysfs
 - Added more in-depth description of driver in Kconfig
 - Modified dts to reference a newly added section in sm8150.dtsi

---
Jarrett Schultz (5):
  dt-bindings: platform: microsoft: Document surface xbl
  platform: surface: Propagate ACPI Dependency
  platform: surface: Add surface xbl
  arm64: dts: qcom: sm8150: Add imem section
  arm64: dts: qcom: surface-duo: Add surface xbl

 .../ABI/testing/sysfs-platform-surface-xbl    |  79 ++++++++
 .../platform/microsoft/surface-xbl.yaml       |  69 +++++++
 MAINTAINERS                                   |   9 +
 .../dts/qcom/sm8150-microsoft-surface-duo.dts |  10 +
 arch/arm64/boot/dts/qcom/sm8150.dtsi          |   8 +
 drivers/platform/surface/Kconfig              |  19 +-
 drivers/platform/surface/Makefile             |   1 +
 drivers/platform/surface/aggregator/Kconfig   |   1 +
 drivers/platform/surface/surface_xbl.c        | 186 ++++++++++++++++++
 9 files changed, 381 insertions(+), 1 deletion(-)
 create mode 100644 Documentation/ABI/testing/sysfs-platform-surface-xbl
 create mode 100644 Documentation/devicetree/bindings/platform/microsoft/surface-xbl.yaml
 create mode 100644 drivers/platform/surface/surface_xbl.c