A straightforward conversion of the the spi-pxa2xx binding to DT schema format using json-schema. Signed-off-by: Lubomir Rintel <lkundrak@xxxxx> --- Changes since v1: - Drop #address-cells and #size-cells - s/GPL-2.0-or-later/GPL-2.0-only/ .../bindings/spi/marvell,mmp2-ssp.yaml | 56 +++++++++++++++++++ .../devicetree/bindings/spi/spi-pxa2xx.txt | 27 --------- 2 files changed, 56 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 000000000000..09bd831250a2 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/marvell,mmp2-ssp.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# 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 + +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 e30e0c2a4bce..000000000000 --- 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>; - }; -- 2.26.2
