linux-kernel - [PATCH v3 0/3] OF support for Surface System Aggregator Module

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Message-Id: <20240814-topic-sam-v3-0-a84588aad233@quicinc.com>
Date: Wed, 14 Aug 2024 12:27:24 +0200
From: Konrad Dybcio <konradybcio@...nel.org>
To: Rob Herring <robh@...nel.org>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Jiri Slaby <jirislaby@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, 
 "Rafael J. Wysocki" <rafael@...nel.org>, Len Brown <lenb@...nel.org>, 
 Maximilian Luz <luzmaximilian@...il.com>, 
 Hans de Goede <hdegoede@...hat.com>, 
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>, 
 linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-acpi@...r.kernel.org, 
 platform-driver-x86@...r.kernel.org, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <quic_kdybcio@...cinc.com>, 
 Krzysztof Kozlowski <krzk@...nel.org>
Subject: [PATCH v3 0/3] OF support for Surface System Aggregator Module

Wire up OF support for SSAM drivers, to use with Surface Laptop 7 and
other Qualcomm-based devices.

Patch 3 references compatible strings introduced in [1]

[1] https://lore.kernel.org/linux-arm-msm/20240809-topic-sl7-v1-1-2090433d8dfc@quicinc.com/T/#u

Signed-off-by: Konrad Dybcio <quic_kdybcio@...cinc.com>
---
Changes in v3:
- Drop unnecessary nullchecks
- Add MODULE_ALIAS in the platform hub driver
- Fix MODULE_DEVICE_TABLE after rename
- Prolong the '----' comment to 80 lines
- Change the current-speed bindings description to ": true", in
  preparation for krzk's serial device bindings reorganization
- Link to v2: https://lore.kernel.org/r/20240810-topic-sam-v2-0-8a8eb368a4f0@quicinc.com

Changes in v2:
- Fix kerneldoc
- Drop the drivers/acpi change (oops)
- Style fixes
- Don't assign int to acpi_status
- Don't scan the bus twice in SAM core probe
- Link to v1: https://lore.kernel.org/r/20240809-topic-sam-v1-0-05bca1932614@quicinc.com

---
Konrad Dybcio (3):
      dt-bindings: serial: Allow embedded-controller as child node
      dt-bindings: platform: Add Surface System Aggregator Module
      platform/surface: Add OF support

 .../bindings/platform/microsoft,surface-sam.yaml   | 47 +++++++++++++
 .../devicetree/bindings/serial/serial.yaml         |  2 +-
 drivers/platform/surface/aggregator/bus.c          |  2 +
 drivers/platform/surface/aggregator/controller.c   | 67 ++++++++++++++----
 drivers/platform/surface/aggregator/core.c         | 82 +++++++++++++++++-----
 drivers/platform/surface/surface3_power.c          |  1 +
 drivers/platform/surface/surface_acpi_notify.c     |  1 +
 .../platform/surface/surface_aggregator_registry.c | 47 +++++++++++--
 8 files changed, 210 insertions(+), 39 deletions(-)
---
base-commit: 1e391b34f6aa043c7afa40a2103163a0ef06d179
change-id: 20240809-topic-sam-5de2f0ec9370

Best regards,
-- 
Konrad Dybcio <quic_kdybcio@...cinc.com>