On Tue, Mar 17, 2020 at 10:39:20AM +0100, Lubomir Rintel wrote: > A straightforward conversion of the the spi-pxa2xx binding to DT schema > format using json-schema. > > Signed-off-by: Lubomir Rintel <lkundrak@xxxxx> > --- > .../bindings/spi/marvell,mmp2-ssp.yaml | 58 +++++++++++++++++++ > .../devicetree/bindings/spi/spi-pxa2xx.txt | 27 --------- > 2 files changed, 58 insertions(+), 27 deletions(-) > create mode 100644 Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml > delete mode 100644 Documentation/devicetree/bindings/spi/spi-pxa2xx.txt > > diff --git a/Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml b/Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml > new file mode 100644 > index 0000000000000..de6b6a53b70d8 > --- /dev/null > +++ b/Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml > @@ -0,0 +1,58 @@ > +# SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) Same issue on license... > +# Copyright 2019,2020 Lubomir Rintel <lkundrak@xxxxx> > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/spi/marvell,mmp2-ssp.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: PXA2xx SSP SPI Controller bindings > + > +maintainers: > + - Lubomir Rintel <lkundrak@xxxxx> > + > +allOf: > + - $ref: spi-controller.yaml# > + > +properties: > + compatible: > + const: marvell,mmp2-ssp > + > + interrupts: > + maxItems: 1 > + > + reg: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > + ready-gpios: > + description: | > + GPIO used to signal a SPI master that the FIFO is filled and we're > + ready to service a transfer. Only useful in slave mode. > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - '#address-cells' > + - '#size-cells' spi-controller.yaml handles these being required and also that they aren't for slave mode. > + > +dependencies: > + ready-gpios: [ spi-slave ] > + > +examples: > + - | > + #include <dt-bindings/clock/marvell,mmp2.h> > + spi@d4035000 { > + compatible = "marvell,mmp2-ssp"; > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <0xd4035000 0x1000>; > + clocks = <&soc_clocks MMP2_CLK_SSP0>; > + interrupts = <0>; > + }; > + > +... > diff --git a/Documentation/devicetree/bindings/spi/spi-pxa2xx.txt b/Documentation/devicetree/bindings/spi/spi-pxa2xx.txt > deleted file mode 100644 > index e30e0c2a4bce1..0000000000000 > --- a/Documentation/devicetree/bindings/spi/spi-pxa2xx.txt > +++ /dev/null > @@ -1,27 +0,0 @@ > -PXA2xx SSP SPI Controller > - > -Required properties: > -- compatible: Must be "marvell,mmp2-ssp". > -- reg: Offset and length of the device's register set. > -- interrupts: Should be the interrupt number. > -- clocks: Should contain a single entry describing the clock input. > -- #address-cells: Number of cells required to define a chip select address. > -- #size-cells: Should be zero. > - > -Optional properties: > -- cs-gpios: list of GPIO chip selects. See the SPI bus bindings, > - Documentation/devicetree/bindings/spi/spi-bus.txt > -- spi-slave: Empty property indicating the SPI controller is used in slave mode. > -- ready-gpios: GPIO used to signal a SPI master that the FIFO is filled > - and we're ready to service a transfer. Only useful in slave mode. > - > -Child nodes represent devices on the SPI bus > - See ../spi/spi-bus.txt > - > -Example: > - ssp1: spi@d4035000 { > - compatible = "marvell,mmp2-ssp"; > - reg = <0xd4035000 0x1000>; > - clocks = <&soc_clocks MMP2_CLK_SSP0>; > - interrupts = <0>; > - }; > -- > 2.25.1 >
