From 3133f5c24305c31ef2805a7eb05fc18a664836d3 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Mon, 20 May 2019 16:50:34 +0200 Subject: spi: sun4i: Add YAML schemas Switch the DT binding to a YAML schema to enable the DT validation. Signed-off-by: Maxime Ripard Reviewed-by: Rob Herring Signed-off-by: Mark Brown --- .../bindings/spi/allwinner,sun4i-a10-spi.yaml | 86 ++++++++++++++++++++++ .../devicetree/bindings/spi/spi-sun4i.txt | 23 ------ 2 files changed, 86 insertions(+), 23 deletions(-) create mode 100644 Documentation/devicetree/bindings/spi/allwinner,sun4i-a10-spi.yaml delete mode 100644 Documentation/devicetree/bindings/spi/spi-sun4i.txt (limited to 'Documentation/devicetree/bindings/spi') diff --git a/Documentation/devicetree/bindings/spi/allwinner,sun4i-a10-spi.yaml b/Documentation/devicetree/bindings/spi/allwinner,sun4i-a10-spi.yaml new file mode 100644 index 000000000000..c374fd4923a6 --- /dev/null +++ b/Documentation/devicetree/bindings/spi/allwinner,sun4i-a10-spi.yaml @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/spi/allwinner,sun4i-a10-spi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner A10 SPI Controller Device Tree Bindings + +allOf: + - $ref: "spi-controller.yaml" + +maintainers: + - Chen-Yu Tsai + - Maxime Ripard + +properties: + "#address-cells": true + "#size-cells": true + + compatible: + const: allwinner,sun4i-a10-spi + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Bus Clock + - description: Module Clock + + clock-names: + items: + - const: ahb + - const: mod + + dmas: + items: + - description: RX DMA Channel + - description: TX DMA Channel + + dma-names: + items: + - const: rx + - const: tx + + num-cs: true + +patternProperties: + "^.*@[0-9a-f]+": + properties: + reg: + items: + minimum: 0 + maximum: 4 + + spi-rx-bus-width: + const: 1 + + spi-tx-bus-width: + const: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + spi1: spi@1c06000 { + compatible = "allwinner,sun4i-a10-spi"; + reg = <0x01c06000 0x1000>; + interrupts = <11>; + clocks = <&ahb_gates 21>, <&spi1_clk>; + clock-names = "ahb", "mod"; + #address-cells = <1>; + #size-cells = <0>; + }; + +... diff --git a/Documentation/devicetree/bindings/spi/spi-sun4i.txt b/Documentation/devicetree/bindings/spi/spi-sun4i.txt deleted file mode 100644 index c75d604a8290..000000000000 --- a/Documentation/devicetree/bindings/spi/spi-sun4i.txt +++ /dev/null @@ -1,23 +0,0 @@ -Allwinner A10 SPI controller - -Required properties: -- compatible: Should be "allwinner,sun4-a10-spi". -- reg: Should contain register location and length. -- interrupts: Should contain interrupt. -- clocks: phandle to the clocks feeding the SPI controller. Two are - needed: - - "ahb": the gated AHB parent clock - - "mod": the parent module clock -- clock-names: Must contain the clock names described just above - -Example: - -spi1: spi@1c06000 { - compatible = "allwinner,sun4i-a10-spi"; - reg = <0x01c06000 0x1000>; - interrupts = <11>; - clocks = <&ahb_gates 21>, <&spi1_clk>; - clock-names = "ahb", "mod"; - #address-cells = <1>; - #size-cells = <0>; -}; -- cgit v1.2.3