dt-bindings: i2c: Remove obsolete i2c.txt

Everything in i2c.txt is covered by schemas/i2c/i2c-controller.yaml in
dtschema project, so remove i2c.txt and update links to it in the tree.

Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20240222174343.3482354-2-robh@kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>

Author: robherring

Documentation/devicetree/bindings/gpio/gateworks,pld-gpio.txt

@@ -1,7 +1,6 @@
 Gateworks PLD GPIO controller bindings
 
-The GPIO controller should be a child node on an I2C bus,
-see: i2c/i2c.txt for details.
+The GPIO controller should be a child node on an I2C bus.
 
 Required properties:
 - compatible: Should be "gateworks,pld-gpio"

Documentation/devicetree/bindings/i2c/i2c.txt

@@ -21,8 +21,7 @@ description: |
   See ../firmware/nvidia,tegra186-bpmp.yaml for details of the BPMP
   binding.
 
-  This node represents an I2C controller. See ../i2c/i2c.txt for details
-  of the core I2C binding.
+  This node represents an I2C controller.
 
 properties:
   compatible:

Documentation/devicetree/bindings/i2c/nvidia,tegra186-bpmp-i2c.yaml

@@ -71,7 +71,7 @@ patternProperties:
     description: |
       I2C child, should be named: <device-type>@<i2c-address>
 
-      All properties described in Documentation/devicetree/bindings/i2c/i2c.txt
+      All properties described in dtschema schemas/i2c/i2c-controller.yaml
       are valid here, except the reg property whose content is changed.
 
     properties:

Documentation/devicetree/bindings/i3c/i3c.yaml

@@ -9,7 +9,7 @@ Required properties:
           number for SPI.
 
 For required properties on I2C-bus, please consult
-Documentation/devicetree/bindings/i2c/i2c.txt
+dtschema schemas/i2c/i2c-controller.yaml
 For required properties on SPI-bus, please consult
 Documentation/devicetree/bindings/spi/spi-bus.txt
 

Documentation/devicetree/bindings/sound/cs4341.txt

@@ -10074,7 +10074,6 @@ S:	Maintained
 W:	https://i2c.wiki.kernel.org/
 Q:	https://patchwork.ozlabs.org/project/linux-i2c/list/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git
-F:	Documentation/devicetree/bindings/i2c/i2c.txt
 F:	Documentation/i2c/
 F:	drivers/i2c/*
 F:	include/dt-bindings/i2c/i2c.h