[v3,0/3] ARM PSCI: Add support for vendor-specific SYSTEM_RESET2

Message

Elliot Berman March 5, 2020, 7:05 p.m. UTC

This patch adds support for vendor-specific SYSTEM_RESET2 to support
Qualcomm target use cases of rebooting into a RAM dump download mode.

This patch series applies on top of [1].

[1]: https://lore.kernel.org/patchwork/cover/1185759/

Changes since v2:
 - dt property forces vendor-specifc reset type

Changes since v1:
 - Address Sudeep's comments

Changes since RFC v2:
 - None, tested on SM8250 MTP

Elliot Berman (3):
  dt: psci: Add arm,psci-sys-reset2-vendor-param property
  firmware: psci: Add support for dt-supplied SYSTEM_RESET2 type
  arm64: dts: qcom: sm8250: Add vendor-specific PSCI system reset2 type

 Documentation/devicetree/bindings/arm/psci.yaml |  7 +++++++
 arch/arm64/boot/dts/qcom/sm8250.dtsi            |  1 +
 drivers/firmware/psci/psci.c                    | 21 +++++++++++++++++----
 include/uapi/linux/psci.h                       |  5 +++++
 4 files changed, 30 insertions(+), 4 deletions(-)