On Mon, Jul 24, 2023 at 03:30:53PM -0700, Elliot Berman wrote: > Add devicetree bindings for using PSCI SYSTEM_RESET2 with vendor reset types. > > Signed-off-by: Elliot Berman <quic_eberman@xxxxxxxxxxx> > --- > .../power/reset/arm,psci-vendor-reset.yaml | 35 +++++++++++++++++++ > MAINTAINERS | 1 + > 2 files changed, 36 insertions(+) > create mode 100644 Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml > > diff --git a/Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml b/Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml > new file mode 100644 > index 000000000000..18b0b8c167a1 > --- /dev/null > +++ b/Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml > @@ -0,0 +1,35 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +# Copyright 2023 Qualcomm Innovation Center, Inc. All Rights Reserved. > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/power/reset/arm,psci-vendor-reset.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: PSCI SYSTEM_RESET2 Vendor Resets > + > +maintainers: > + - Elliot Berman <quic_eberman@xxxxxxxxxxx> > + > +description: | > + PSCI SYSTEM_RESET2 supports vendor-defined reset types. This describes > + the conversion of reboot modes to the reset types. > + > +properties: > + compatible: > + const: arm,psci-vendor-reset > + > +allOf: > + - $ref: reboot-mode.yaml# > + > +additionalProperties: false > + > +examples: > + - | > + firmware { > + psci-vendor-resets { > + compatible = "arm,psci-vendor-reset"; We already have a node for PSCI, we don't need a second one. You can have a separate driver without a separate node. > + reboot-normal = <0x100>; Wouldn't 'normal' be the normal PSCI reset? > + reboot-bootloader = <0x101>; > + reboot-fastboot = <0x102>; > + }; > + }; > diff --git a/MAINTAINERS b/MAINTAINERS > index d516295978a4..2da4c5f1917b 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -16982,6 +16982,7 @@ M: Mark Rutland <mark.rutland@xxxxxxx> > M: Lorenzo Pieralisi <lpieralisi@xxxxxxxxxx> > L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers) > S: Maintained > +F: Documentation/devicetree/bindings/power/reset/arm,psci-vendor-reset.yaml > F: drivers/firmware/psci/ > F: include/linux/psci.h > F: include/uapi/linux/psci.h > -- > 2.41.0 >
