Gatien Chevallier <gatien.chevallier@xxxxxxxxxxx> writes: > feature-domains is an optional property that allows a peripheral to > refer to one or more feature domain controller(s). > > Description of this property is added to all peripheral binding files of > the peripheral under the STM32 firewall controllers. It allows an accurate > representation of the hardware, where various peripherals are connected > to this firewall bus. The firewall can then check the peripheral accesses > before allowing it to probe. > > Signed-off-by: Gatien Chevallier <gatien.chevallier@xxxxxxxxxxx> > --- > > Disclaimer: Some error with dtbs_check will be observed as I've > considered the property to be generic, as Rob asked > > Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml | 4 ++++ > Documentation/devicetree/bindings/dma/st,stm32-dma.yaml | 4 ++++ > Documentation/devicetree/bindings/dma/st,stm32-dmamux.yaml | 4 ++++ > Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml | 4 ++++ > Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml | 4 ++++ > .../devicetree/bindings/iio/adc/st,stm32-dfsdm-adc.yaml | 4 ++++ > Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml | 4 ++++ > .../devicetree/bindings/media/cec/st,stm32-cec.yaml | 4 ++++ > Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml | 4 ++++ > .../bindings/memory-controllers/st,stm32-fmc2-ebi.yaml | 4 ++++ > Documentation/devicetree/bindings/mfd/st,stm32-lptimer.yaml | 4 ++++ > Documentation/devicetree/bindings/mfd/st,stm32-timers.yaml | 5 +++++ > Documentation/devicetree/bindings/mmc/arm,pl18x.yaml | 4 ++++ > Documentation/devicetree/bindings/net/stm32-dwmac.yaml | 4 ++++ > Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml | 4 ++++ > .../devicetree/bindings/regulator/st,stm32-vrefbuf.yaml | 4 ++++ > Documentation/devicetree/bindings/rng/st,stm32-rng.yaml | 4 ++++ > Documentation/devicetree/bindings/serial/st,stm32-uart.yaml | 4 ++++ > Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml | 4 ++++ > Documentation/devicetree/bindings/sound/st,stm32-sai.yaml | 4 ++++ > .../devicetree/bindings/sound/st,stm32-spdifrx.yaml | 4 ++++ > Documentation/devicetree/bindings/spi/st,stm32-qspi.yaml | 4 ++++ > Documentation/devicetree/bindings/spi/st,stm32-spi.yaml | 4 ++++ > Documentation/devicetree/bindings/usb/dwc2.yaml | 4 ++++ > 24 files changed, 97 insertions(+) > > diff --git a/Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml b/Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml > index b767ec72a999..daf8dcaef627 100644 > --- a/Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml > +++ b/Documentation/devicetree/bindings/crypto/st,stm32-hash.yaml > @@ -50,6 +50,10 @@ properties: > power-domains: > maxItems: 1 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + I beliewe feature-domains is generic binding. This means that maxItems can be implementation dependend. I would rather drop maxItems so the following format will be possible: feature-domains = <&etzpc 1>, <&etzpc 2>, <&some_other_domain 1 2 3 4> feature-domain-names = "firewall 1", "firewall 2", "other_domain" Also I beliewe driver will handle feature-domain-names property so it will parse feature-domains only related to the firewall. > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/dma/st,stm32-dma.yaml b/Documentation/devicetree/bindings/dma/st,stm32-dma.yaml > index 329847ef096a..2236ac95574b 100644 > --- a/Documentation/devicetree/bindings/dma/st,stm32-dma.yaml > +++ b/Documentation/devicetree/bindings/dma/st,stm32-dma.yaml > @@ -82,6 +82,10 @@ properties: > description: if defined, it indicates that the controller > supports memory-to-memory transfer > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/dma/st,stm32-dmamux.yaml b/Documentation/devicetree/bindings/dma/st,stm32-dmamux.yaml > index e722fbcd8a5f..47ae890f5bd9 100644 > --- a/Documentation/devicetree/bindings/dma/st,stm32-dmamux.yaml > +++ b/Documentation/devicetree/bindings/dma/st,stm32-dmamux.yaml > @@ -28,6 +28,10 @@ properties: > resets: > maxItems: 1 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml > index 94b75d9f66cd..326a96741f50 100644 > --- a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml > +++ b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml > @@ -99,6 +99,10 @@ properties: > > wakeup-source: true > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml > index 995cbf8cefc6..3eb20d67f0fc 100644 > --- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml > @@ -93,6 +93,10 @@ properties: > '#size-cells': > const: 0 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > allOf: > - if: > properties: > diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-dfsdm-adc.yaml b/Documentation/devicetree/bindings/iio/adc/st,stm32-dfsdm-adc.yaml > index 1970503389aa..bc34ae172417 100644 > --- a/Documentation/devicetree/bindings/iio/adc/st,stm32-dfsdm-adc.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-dfsdm-adc.yaml > @@ -59,6 +59,10 @@ properties: > If not, SPI CLKOUT frequency will not be accurate. > maximum: 20000000 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml b/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml > index 04045b932bd2..90d35a2a6504 100644 > --- a/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml > +++ b/Documentation/devicetree/bindings/iio/dac/st,stm32-dac.yaml > @@ -45,6 +45,10 @@ properties: > '#size-cells': > const: 0 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > additionalProperties: false > > required: > diff --git a/Documentation/devicetree/bindings/media/cec/st,stm32-cec.yaml b/Documentation/devicetree/bindings/media/cec/st,stm32-cec.yaml > index 2314a9a14650..f88e3c0e6175 100644 > --- a/Documentation/devicetree/bindings/media/cec/st,stm32-cec.yaml > +++ b/Documentation/devicetree/bindings/media/cec/st,stm32-cec.yaml > @@ -29,6 +29,10 @@ properties: > - const: cec > - const: hdmi-cec > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml > index 6b3e413cedb2..4fa1d14910df 100644 > --- a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml > +++ b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml > @@ -36,6 +36,10 @@ properties: > resets: > maxItems: 1 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > port: > $ref: /schemas/graph.yaml#/$defs/port-base > unevaluatedProperties: false > diff --git a/Documentation/devicetree/bindings/memory-controllers/st,stm32-fmc2-ebi.yaml b/Documentation/devicetree/bindings/memory-controllers/st,stm32-fmc2-ebi.yaml > index 14f1833d37c9..63b3d012147b 100644 > --- a/Documentation/devicetree/bindings/memory-controllers/st,stm32-fmc2-ebi.yaml > +++ b/Documentation/devicetree/bindings/memory-controllers/st,stm32-fmc2-ebi.yaml > @@ -45,6 +45,10 @@ properties: > Reflects the memory layout with four integer values per bank. Format: > <bank-number> 0 <address of the bank> <size> > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > patternProperties: > "^.*@[0-4],[a-f0-9]+$": > additionalProperties: true > diff --git a/Documentation/devicetree/bindings/mfd/st,stm32-lptimer.yaml b/Documentation/devicetree/bindings/mfd/st,stm32-lptimer.yaml > index 27329c5dc38e..59d770544950 100644 > --- a/Documentation/devicetree/bindings/mfd/st,stm32-lptimer.yaml > +++ b/Documentation/devicetree/bindings/mfd/st,stm32-lptimer.yaml > @@ -44,6 +44,10 @@ properties: > > wakeup-source: true > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > pwm: > type: object > additionalProperties: false > diff --git a/Documentation/devicetree/bindings/mfd/st,stm32-timers.yaml b/Documentation/devicetree/bindings/mfd/st,stm32-timers.yaml > index f84e09a5743b..d5ad097e94ec 100644 > --- a/Documentation/devicetree/bindings/mfd/st,stm32-timers.yaml > +++ b/Documentation/devicetree/bindings/mfd/st,stm32-timers.yaml > @@ -67,6 +67,11 @@ properties: > "#size-cells": > const: 0 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > + > pwm: > type: object > additionalProperties: false > diff --git a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml > index 2459a55ed540..6ebedee65153 100644 > --- a/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml > +++ b/Documentation/devicetree/bindings/mmc/arm,pl18x.yaml > @@ -79,6 +79,10 @@ properties: > - const: rx > - const: tx > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > power-domains: true > > resets: > diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml > index fc8c96b08d7d..0e408dc85c13 100644 > --- a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml > +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml > @@ -93,6 +93,10 @@ properties: > select RCC clock instead of ETH_REF_CLK. > type: boolean > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - clocks > diff --git a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml > index 24a3dbde223b..b9ac20c8bf05 100644 > --- a/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml > +++ b/Documentation/devicetree/bindings/phy/phy-stm32-usbphyc.yaml > @@ -55,6 +55,10 @@ properties: > description: number of clock cells for ck_usbo_48m consumer > const: 0 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > # Required child nodes: > > patternProperties: > diff --git a/Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.yaml b/Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.yaml > index 05f4ad2c7d3a..02cefe4ef42b 100644 > --- a/Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.yaml > +++ b/Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.yaml > @@ -30,6 +30,10 @@ properties: > vdda-supply: > description: phandle to the vdda input analog voltage. > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml > index 187b172d0cca..79eb5f5bd252 100644 > --- a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml > +++ b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml > @@ -30,6 +30,10 @@ properties: > type: boolean > description: If set enable the clock detection management > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml > index 1df8ffe95fc6..893978e7170f 100644 > --- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml > +++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml > @@ -70,6 +70,10 @@ properties: > enum: [1, 2, 4, 8, 12, 14, 16] > default: 8 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > allOf: > - $ref: rs485.yaml# > - $ref: serial.yaml# > diff --git a/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml b/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml > index b9111d375b93..64c5898e51f8 100644 > --- a/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml > +++ b/Documentation/devicetree/bindings/sound/st,stm32-i2s.yaml > @@ -65,6 +65,10 @@ properties: > $ref: audio-graph-port.yaml# > unevaluatedProperties: false > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - "#sound-dai-cells" > diff --git a/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml b/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml > index 56d206f97a96..9bc08b7645dc 100644 > --- a/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml > +++ b/Documentation/devicetree/bindings/sound/st,stm32-sai.yaml > @@ -48,6 +48,10 @@ properties: > clock-names: > maxItems: 3 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/sound/st,stm32-spdifrx.yaml b/Documentation/devicetree/bindings/sound/st,stm32-spdifrx.yaml > index bc48151b9adb..f00e5db9ee3b 100644 > --- a/Documentation/devicetree/bindings/sound/st,stm32-spdifrx.yaml > +++ b/Documentation/devicetree/bindings/sound/st,stm32-spdifrx.yaml > @@ -50,6 +50,10 @@ properties: > resets: > maxItems: 1 > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - "#sound-dai-cells" > diff --git a/Documentation/devicetree/bindings/spi/st,stm32-qspi.yaml b/Documentation/devicetree/bindings/spi/st,stm32-qspi.yaml > index 8bba965a9ae6..2ac136802467 100644 > --- a/Documentation/devicetree/bindings/spi/st,stm32-qspi.yaml > +++ b/Documentation/devicetree/bindings/spi/st,stm32-qspi.yaml > @@ -46,6 +46,10 @@ properties: > - const: tx > - const: rx > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > required: > - compatible > - reg > diff --git a/Documentation/devicetree/bindings/spi/st,stm32-spi.yaml b/Documentation/devicetree/bindings/spi/st,stm32-spi.yaml > index 9ca1a843c820..725c26daabe4 100644 > --- a/Documentation/devicetree/bindings/spi/st,stm32-spi.yaml > +++ b/Documentation/devicetree/bindings/spi/st,stm32-spi.yaml > @@ -59,6 +59,10 @@ properties: > - const: rx > - const: tx > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > patternProperties: > "^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-f]+$": > type: object > diff --git a/Documentation/devicetree/bindings/usb/dwc2.yaml b/Documentation/devicetree/bindings/usb/dwc2.yaml > index d3506090f8b1..c372caf154fc 100644 > --- a/Documentation/devicetree/bindings/usb/dwc2.yaml > +++ b/Documentation/devicetree/bindings/usb/dwc2.yaml > @@ -171,6 +171,10 @@ properties: > > tpl-support: true > > + feature-domains: > + minItems: 1 > + maxItems: 3 > + > dependencies: > port: [ usb-role-switch ] > role-switch-default-mode: [ usb-role-switch ] -- Thanks, Oleksii