Hello Rob, On 1/19/22 2:50 AM, Rob Herring wrote: > The 'phandle-array' type is a bit ambiguous. It can be either just an > array of phandles or an array of phandles plus args. Many schemas for > phandle-array properties aren't clear in the schema which case applies > though the description usually describes it. > > The array of phandles case boils down to needing: > > items: > maxItems: 1 > > The phandle plus args cases should typically take this form: > > items: > - items: > - description: A phandle > - description: 1st arg cell > - description: 2nd arg cell > > With this change, some examples need updating so that the bracketing of > property values matches the schema. > > Cc: Damien Le Moal <damien.lemoal@xxxxxxxxxxxxxxxxxx> > Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> > Cc: "David S. Miller" <davem@xxxxxxxxxxxxx> > Cc: Chun-Kuang Hu <chunkuang.hu@xxxxxxxxxx> > Cc: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> > Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> > Cc: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx> > Cc: Vinod Koul <vkoul@xxxxxxxxxx> > Cc: Georgi Djakov <djakov@xxxxxxxxxx> > Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> > Cc: Marc Zyngier <maz@xxxxxxxxxx> > Cc: Joerg Roedel <joro@xxxxxxxxxx> > Cc: Lee Jones <lee.jones@xxxxxxxxxx> > Cc: Daniel Thompson <daniel.thompson@xxxxxxxxxx> > Cc: Jingoo Han <jingoohan1@xxxxxxxxx> > Cc: Pavel Machek <pavel@xxxxxx> > Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> > Cc: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx> > Cc: Jakub Kicinski <kuba@xxxxxxxxxx> > Cc: Wolfgang Grandegger <wg@xxxxxxxxxxxxxx> > Cc: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> > Cc: Andrew Lunn <andrew@xxxxxxx> > Cc: Vivien Didelot <vivien.didelot@xxxxxxxxx> > Cc: Florian Fainelli <f.fainelli@xxxxxxxxx> > Cc: Vladimir Oltean <olteanv@xxxxxxxxx> > Cc: Kalle Valo <kvalo@xxxxxxxxxx> > Cc: Viresh Kumar <vireshk@xxxxxxxxxx> > Cc: Stephen Boyd <sboyd@xxxxxxxxxx> > Cc: Kishon Vijay Abraham I <kishon@xxxxxx> > Cc: Linus Walleij <linus.walleij@xxxxxxxxxx> > Cc: "Rafael J. Wysocki" <rafael@xxxxxxxxxx> > Cc: Kevin Hilman <khilman@xxxxxxxxxx> > Cc: Ulf Hansson <ulf.hansson@xxxxxxxxxx> > Cc: Sebastian Reichel <sre@xxxxxxxxxx> > Cc: Mark Brown <broonie@xxxxxxxxxx> > Cc: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx> > Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> > Cc: Zhang Rui <rui.zhang@xxxxxxxxx> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Cc: Thierry Reding <thierry.reding@xxxxxxxxx> > Cc: Jonathan Hunter <jonathanh@xxxxxxxxxx> > Cc: Sudeep Holla <sudeep.holla@xxxxxxx> > Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> > Cc: linux-ide@xxxxxxxxxxxxxxx > Cc: linux-crypto@xxxxxxxxxxxxxxx > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > Cc: dmaengine@xxxxxxxxxxxxxxx > Cc: linux-pm@xxxxxxxxxxxxxxx > Cc: iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx > Cc: linux-leds@xxxxxxxxxxxxxxx > Cc: linux-media@xxxxxxxxxxxxxxx > Cc: netdev@xxxxxxxxxxxxxxx > Cc: linux-can@xxxxxxxxxxxxxxx > Cc: linux-wireless@xxxxxxxxxxxxxxx > Cc: linux-phy@xxxxxxxxxxxxxxxxxxx > Cc: linux-gpio@xxxxxxxxxxxxxxx > Cc: linux-riscv@xxxxxxxxxxxxxxxxxxx > Cc: linux-remoteproc@xxxxxxxxxxxxxxx > Cc: alsa-devel@xxxxxxxxxxxxxxxx > Cc: linux-usb@xxxxxxxxxxxxxxx > Signed-off-by: Rob Herring <robh@xxxxxxxxxx> > --- [...] > .../bindings/remoteproc/st,stm32-rproc.yaml | 33 ++++++-- [...] > diff --git a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml > index b587c97c282b..be3d9b0e876b 100644 > --- a/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml > +++ b/Documentation/devicetree/bindings/remoteproc/st,stm32-rproc.yaml > @@ -29,17 +29,22 @@ properties: > > st,syscfg-holdboot: > description: remote processor reset hold boot > - - Phandle of syscon block. > - - The offset of the hold boot setting register. > - - The field mask of the hold boot. > $ref: "/schemas/types.yaml#/definitions/phandle-array" > - maxItems: 1 > + items: > + - items: > + - description: Phandle of syscon block > + - description: The offset of the hold boot setting register > + - description: The field mask of the hold boot > > st,syscfg-tz: > description: > Reference to the system configuration which holds the RCC trust zone mode > $ref: "/schemas/types.yaml#/definitions/phandle-array" > - maxItems: 1 > + items: > + - items: > + - description: Phandle of syscon block > + - description: FIXME > + - description: FIXME - description: The offset of the trust zone setting register - description: The field mask of the trust zone state > > interrupts: > description: Should contain the WWDG1 watchdog reset interrupt > @@ -93,20 +98,32 @@ properties: > $ref: "/schemas/types.yaml#/definitions/phandle-array" > description: | > Reference to the system configuration which holds the remote > - maxItems: 1 > + items: > + - items: > + - description: Phandle of syscon block > + - description: FIXME > + - description: FIXME - description: The offset of the power setting register - description: The field mask of the PDDS selection > > st,syscfg-m4-state: > $ref: "/schemas/types.yaml#/definitions/phandle-array" > description: | > Reference to the tamp register which exposes the Cortex-M4 state. > - maxItems: 1 > + items: > + - items: > + - description: Phandle of syscon block with the tamp register > + - description: FIXME > + - description: FIXME - description: The offset of the tamp register - description: The field mask of the Cortex-M4 state > > st,syscfg-rsc-tbl: > $ref: "/schemas/types.yaml#/definitions/phandle-array" > description: | > Reference to the tamp register which references the Cortex-M4 > resource table address. > - maxItems: 1 > + items: > + - items: > + - description: Phandle of syscon block with the tamp register > + - description: FIXME > + - description: FIXME - description: The offset of the tamp register - description: The field mask of the Cortex-M4 resource table address Please tell me if you prefer that I fix this in a dedicated patch. Thanks, Arnaud