dt-bindings: Remove extra blank lines

Generally at most 1 blank line is the standard style for DT schema
files. Remove the few cases with more than 1 so that the yamllint check
for this can be enabled.

Acked-by: Lee Jones <lee@kernel.org>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> # remoteproc
Acked-by: Georgi Djakov <djakov@kernel.org>
Acked-by: Vinod Koul <vkoul@kernel.org>
Acked-by: Andi Shyti <andi.shyti@kernel.org>
Acked-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Acked-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Uwe Kleine-König <ukleinek@kernel.org> # for allwinner,sun4i-a10-pwm.yaml
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com> # mtd
Acked-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Acked-by: Manivannan Sadhasivam <mani@kernel.org> # For PCI controller bindings
Link: https://patch.msgid.link/20251023143957.2899600-1-robh@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>

Author: robherring

Documentation/devicetree/bindings/.yamllint

@@ -30,7 +30,7 @@ rules:
   document-start:
     present: true
   empty-lines:
-    max: 3
+    max: 1
     max-end: 1
   empty-values:
     forbid-in-block-mappings: true

Documentation/devicetree/bindings/arm/psci.yaml

@@ -163,7 +163,6 @@ examples:
       method          = "smc";
     };
 
-
   - |+
 
     // Case 3: PSCI v0.2 and PSCI v0.1.

Documentation/devicetree/bindings/clock/allwinner,sun4i-a10-gates-clk.yaml

@@ -132,7 +132,6 @@ examples:
                              "ahb_mp", "ahb_mali400";
     };
 
-
   - |
     clk@1c20068 {
         #clock-cells = <1>;

Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml

@@ -99,7 +99,6 @@ properties:
       the datasheet.
     const: 1
 
-
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/clock/xlnx,clocking-wizard.yaml

@@ -22,7 +22,6 @@ properties:
       - xlnx,clocking-wizard-v6.0
       - xlnx,versal-clk-wizard
 
-
   reg:
     maxItems: 1
 

Documentation/devicetree/bindings/display/allwinner,sun4i-a10-display-frontend.yaml

@@ -121,5 +121,4 @@ examples:
         };
     };
 
-
 ...

Documentation/devicetree/bindings/display/allwinner,sun6i-a31-drc.yaml

@@ -121,5 +121,4 @@ examples:
         };
     };
 
-
 ...

Documentation/devicetree/bindings/display/allwinner,sun8i-a83t-dw-hdmi.yaml

@@ -142,7 +142,6 @@ then:
     reset-names:
       minItems: 2
 
-
 additionalProperties: false
 
 examples:

Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml

@@ -25,7 +25,6 @@ description: |
   M  |-------|______|----|____________|   |________________|    |               |
   ___|__________________________________________________________|_______________|
 
-
   VIU: Video Input Unit
   ---------------------
 

Documentation/devicetree/bindings/display/bridge/adi,adv7511.yaml

@@ -156,7 +156,6 @@ else:
     adi,input-style: false
     adi,input-justification: false
 
-
 required:
   - compatible
   - reg