spi: dt-bindings: drop unneeded quotes

Cleanup by removing unneeded quotes from refs and redundant blank lines.
No functional impact except adjusting to preferred coding style.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au> # aspeed
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> # meson
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com> # st
Reviewed-by: Heiko Stuebner <heiko@sntech.de> # rockchip
Reviewed-by: Serge Semin <fancer.lancer@gmail.com> # synopsys
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230124083342.34869-1-krzysztof.kozlowski@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/spi/allwinner,sun4i-a10-spi.yaml

@@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: Allwinner A10 SPI Controller
 
 allOf:
-  - $ref: "spi-controller.yaml"
+  - $ref: spi-controller.yaml
 
 maintainers:
   - Chen-Yu Tsai <wens@csie.org>

Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml

@@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: Allwinner A31 SPI Controller
 
 allOf:
-  - $ref: "spi-controller.yaml"
+  - $ref: spi-controller.yaml
 
 maintainers:
   - Chen-Yu Tsai <wens@csie.org>

Documentation/devicetree/bindings/spi/amlogic,meson-gx-spicc.yaml

@@ -2,8 +2,8 @@
 # Copyright 2019 BayLibre, SAS
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/spi/amlogic,meson-gx-spicc.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/spi/amlogic,meson-gx-spicc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Amlogic Meson SPI Communication Controller
 
@@ -41,7 +41,7 @@ properties:
     maxItems: 2
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
   - if:
       properties:
         compatible:

Documentation/devicetree/bindings/spi/amlogic,meson6-spifc.yaml

@@ -2,8 +2,8 @@
 # Copyright 2019 BayLibre, SAS
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/spi/amlogic,meson6-spifc.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/spi/amlogic,meson6-spifc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Amlogic Meson SPI Flash Controller
 
@@ -11,7 +11,7 @@ maintainers:
   - Neil Armstrong <neil.armstrong@linaro.org>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 description: |
   The Meson SPIFC is a controller optimized for communication with SPI

Documentation/devicetree/bindings/spi/aspeed,ast2600-fmc.yaml

@@ -15,7 +15,7 @@ description: |
   SPI) of the AST2400, AST2500 and AST2600 SOCs.
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml

@@ -47,7 +47,7 @@ properties:
   cdns,fifo-depth:
     description:
       Size of the data FIFO in words.
-    $ref: "/schemas/types.yaml#/definitions/uint32"
+    $ref: /schemas/types.yaml#/definitions/uint32
     enum: [ 128, 256 ]
     default: 128
 

Documentation/devicetree/bindings/spi/cdns,xspi.yaml

@@ -2,8 +2,8 @@
 # Copyright 2020-21 Cadence
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/spi/cdns,xspi.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/spi/cdns,xspi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Cadence XSPI Controller
 
@@ -16,7 +16,7 @@ description: |
   read/write access to slaves such as SPI-NOR flash.
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/fsl,spi-fsl-qspi.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Han Xu <han.xu@nxp.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/fsl-imx-cspi.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Shawn Guo <shawnguo@kernel.org>
 
 allOf:
-  - $ref: "/schemas/spi/spi-controller.yaml#"
+  - $ref: /schemas/spi/spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Leilk Liu <leilk.liu@mediatek.com>
 
 allOf:
-  - $ref: "/schemas/spi/spi-controller.yaml#"
+  - $ref: /schemas/spi/spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/mediatek,spi-slave-mt27xx.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Leilk Liu <leilk.liu@mediatek.com>
 
 allOf:
-  - $ref: "/schemas/spi/spi-controller.yaml#"
+  - $ref: /schemas/spi/spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/mikrotik,rb4xx-spi.yaml

@@ -11,7 +11,7 @@ maintainers:
   - Bert Vermeulen <bert@biot.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/mxicy,mx25f0a-spi.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Miquel Raynal <miquel.raynal@bootlin.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/mxs-spi.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Marek Vasut <marex@denx.de>
 
 allOf:
-  - $ref: "/schemas/spi/spi-controller.yaml#"
+  - $ref: /schemas/spi/spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/nvidia,tegra210-quad.yaml

@@ -11,7 +11,7 @@ maintainers:
   - Jonathan Hunter <jonathanh@nvidia.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/qcom,spi-qcom-qspi.yaml

 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
-
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/spi/qcom,spi-qcom-qspi.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/spi/qcom,spi-qcom-qspi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Qualcomm Quad Serial Peripheral Interface (QSPI)
 

Documentation/devicetree/bindings/spi/realtek,rtl-spi.yaml

@@ -11,7 +11,7 @@ maintainers:
   - Birger Koblitz <mail@birger-koblitz.de>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/snps,dw-apb-ssi.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Mark Brown <broonie@kernel.org>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
   - if:
       properties:
         compatible:

Documentation/devicetree/bindings/spi/spi-cadence.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Michal Simek <michal.simek@xilinx.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/spi-fsl-lpspi.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Anson Huang <Anson.Huang@nxp.com>
 
 allOf:
-  - $ref: "/schemas/spi/spi-controller.yaml#"
+  - $ref: /schemas/spi/spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/spi-gpio.yaml

@@ -14,7 +14,7 @@ description:
   dedicated GPIO lines.
 
 allOf:
-  - $ref: "/schemas/spi/spi-controller.yaml#"
+  - $ref: /schemas/spi/spi-controller.yaml#
 
 properties:
   compatible:
@@ -41,7 +41,7 @@ properties:
   num-chipselects:
     description: Number of chipselect lines. Should be <0> if a single device
       with no chip select is connected.
-    $ref: "/schemas/types.yaml#/definitions/uint32"
+    $ref: /schemas/types.yaml#/definitions/uint32
 
   # Deprecated properties
   gpio-sck: false

Documentation/devicetree/bindings/spi/spi-mux.yaml

@@ -30,8 +30,8 @@ description: |
       +------------+
 
 allOf:
-  - $ref: "/schemas/spi/spi-controller.yaml#"
-  - $ref: "/schemas/spi/spi-peripheral-props.yaml#"
+  - $ref: /schemas/spi/spi-controller.yaml#
+  - $ref: /schemas/spi/spi-peripheral-props.yaml#
 
 maintainers:
   - Chris Packham <chris.packham@alliedtelesis.co.nz>

Documentation/devicetree/bindings/spi/spi-nxp-fspi.yaml

@@ -11,7 +11,7 @@ maintainers:
   - Kuldeep Singh <singh.kuldeep87k@gmail.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/spi-pl022.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Linus Walleij <linus.walleij@linaro.org>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 # We need a select here so we don't match all nodes with 'arm,primecell'
 select:
@@ -45,7 +45,7 @@ properties:
     description: delay in ms following transfer completion before the
       runtime power management system suspends the device. A setting of 0
       indicates no delay and the device will be suspended immediately.
-    $ref: "/schemas/types.yaml#/definitions/uint32"
+    $ref: /schemas/types.yaml#/definitions/uint32
 
   pl022,rt:
     description: indicates the controller should run the message pump with realtime
@@ -81,7 +81,7 @@ patternProperties:
     properties:
       pl022,interface:
         description: SPI interface type
-        $ref: "/schemas/types.yaml#/definitions/uint32"
+        $ref: /schemas/types.yaml#/definitions/uint32
         enum:
           - 0      # SPI
           - 1      # Texas Instruments Synchronous Serial Frame Format
@@ -89,7 +89,7 @@ patternProperties:
 
       pl022,com-mode:
         description: Specifies the transfer mode
-        $ref: "/schemas/types.yaml#/definitions/uint32"
+        $ref: /schemas/types.yaml#/definitions/uint32
         enum:
           - 0      # interrupt mode
           - 1      # polling mode
@@ -98,30 +98,30 @@ patternProperties:
 
       pl022,rx-level-trig:
         description: Rx FIFO watermark level
-        $ref: "/schemas/types.yaml#/definitions/uint32"
+        $ref: /schemas/types.yaml#/definitions/uint32
         minimum: 0
         maximum: 4
 
       pl022,tx-level-trig:
         description: Tx FIFO watermark level
-        $ref: "/schemas/types.yaml#/definitions/uint32"
+        $ref: /schemas/types.yaml#/definitions/uint32
         minimum: 0
         maximum: 4
 
       pl022,ctrl-len:
         description: Microwire interface - Control length
-        $ref: "/schemas/types.yaml#/definitions/uint32"
+        $ref: /schemas/types.yaml#/definitions/uint32
         minimum: 0x03
         maximum: 0x1f
 
       pl022,wait-state:
         description: Microwire interface - Wait state
-        $ref: "/schemas/types.yaml#/definitions/uint32"
+        $ref: /schemas/types.yaml#/definitions/uint32
         enum: [0, 1]
 
       pl022,duplex:
         description: Microwire interface - Full/Half duplex
-        $ref: "/schemas/types.yaml#/definitions/uint32"
+        $ref: /schemas/types.yaml#/definitions/uint32
         enum: [0, 1]
 
 required:

Documentation/devicetree/bindings/spi/spi-rockchip.yaml

@@ -11,7 +11,7 @@ description:
   as flash and display controllers using the SPI communication interface.
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 maintainers:
   - Heiko Stuebner <heiko@sntech.de>

Documentation/devicetree/bindings/spi/spi-sifive.yaml

@@ -12,7 +12,7 @@ maintainers:
   - Palmer Dabbelt <palmer@sifive.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:
@@ -51,14 +51,14 @@ properties:
   sifive,fifo-depth:
     description:
       Depth of hardware queues; defaults to 8
-    $ref: "/schemas/types.yaml#/definitions/uint32"
+    $ref: /schemas/types.yaml#/definitions/uint32
     enum: [8]
     default: 8
 
   sifive,max-bits-per-word:
     description:
       Maximum bits per word; defaults to 8
-    $ref: "/schemas/types.yaml#/definitions/uint32"
+    $ref: /schemas/types.yaml#/definitions/uint32
     enum: [0, 1, 2, 3, 4, 5, 6, 7, 8]
     default: 8
 

Documentation/devicetree/bindings/spi/spi-sunplus-sp7021.yaml

@@ -8,7 +8,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: Sunplus sp7021 SPI controller
 
 allOf:
-  - $ref: "spi-controller.yaml"
+  - $ref: spi-controller.yaml
 
 maintainers:
   - Li-hao Kuo <lhjeff911@gmail.com>

Documentation/devicetree/bindings/spi/spi-xilinx.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Michal Simek <michal.simek@xilinx.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/spi-zynqmp-qspi.yaml

@@ -10,7 +10,7 @@ maintainers:
   - Michal Simek <michal.simek@xilinx.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/sprd,spi-adi.yaml

 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
-
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/spi/sprd,spi-adi.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/spi/sprd,spi-adi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Spreadtrum ADI controller
 

Documentation/devicetree/bindings/spi/st,stm32-qspi.yaml

@@ -11,7 +11,7 @@ maintainers:
   - Patrice Chotard <patrice.chotard@foss.st.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 properties:
   compatible:

Documentation/devicetree/bindings/spi/st,stm32-spi.yaml

@@ -17,7 +17,7 @@ maintainers:
   - Fabrice Gasnier <fabrice.gasnier@foss.st.com>
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
   - if:
       properties:
         compatible:

Documentation/devicetree/bindings/spi/xlnx,zynq-qspi.yaml

@@ -11,7 +11,7 @@ description:
   memory devices.
 
 allOf:
-  - $ref: "spi-controller.yaml#"
+  - $ref: spi-controller.yaml#
 
 maintainers:
   - Michal Simek <michal.simek@xilinx.com>