Merge tag 'i2c-for-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
 "Mostly fixes for DTs or DT handling this time. And a few driver
  bugfixes"

* tag 'i2c-for-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (28 commits)
  i2c: xiic: xiic_xfer(): Fix runtime PM leak on error path
  i2c: cadence: cdns_i2c_master_xfer(): Fix runtime PM leak on error path
  i2c: omap: Improve error reporting for problems during .remove()
  i2c: cadence: Add reset controller support
  dt-bindings: i2c: cadence: Document `resets` property
  i2c: mediatek: add support for MT7981 SoC
  dt-bindings: i2c: i2c-mt65xx: add MediaTek MT7981 SoC
  dt-bindings: i2c: Drop unneeded quotes
  i2c: brcmstb: use devm_platform_ioremap_resource_byname()
  i2c: cadence: Detect maximum transfer size
  i2c: cadence: Allow to specify the FIFO depth
  dt-bindings: i2c: cadence: Document `fifo-depth` property
  i2c: xiic: Use devm_platform_get_and_ioremap_resource()
  i2c: mpc: Use i2c-scl-clk-low-timeout-us i2c property
  i2c: mpc: Use of_property_read_u32 instead of of_get_property
  dt-bindings: i2c: mpc: Mark "fsl,timeout" as deprecated
  i2c: xiic: hide OF related data for COMPILE_TEST
  i2c: synquacer: mark OF related data as maybe unused
  dt-bindings: i2c: i2c-mt65xx: Add compatible for MT6795 Helio X10
  i2c: imx: Simplify using devm_clk_get_enabled()
  ...

Author: torvalds

Documentation/devicetree/bindings/i2c/amlogic,meson6-i2c.yaml

@@ -2,8 +2,8 @@
 # Copyright 2019 BayLibre, SAS
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/amlogic,meson6-i2c.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/amlogic,meson6-i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Amlogic Meson I2C Controller
 

Documentation/devicetree/bindings/i2c/apple,i2c.yaml

@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/apple,i2c.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/apple,i2c.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Apple/PASemi I2C controller
 

Documentation/devicetree/bindings/i2c/atmel,at91sam-i2c.yaml

@@ -75,7 +75,7 @@ required:
   - clocks
 
 allOf:
-  - $ref: "i2c-controller.yaml"
+  - $ref: i2c-controller.yaml
   - if:
       properties:
         compatible:

Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml

@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/cdns,i2c-r1p10.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/cdns,i2c-r1p10.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Cadence I2C controller
 
@@ -24,6 +24,9 @@ properties:
   clocks:
     minItems: 1
 
+  resets:
+    maxItems: 1
+
   interrupts:
     maxItems: 1
 
@@ -38,6 +41,13 @@ properties:
     description: |
       Input clock name.
 
+  fifo-depth:
+    description:
+      Size of the data FIFO in bytes.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    default: 16
+    enum: [2, 4, 8, 16, 32, 64, 128, 256]
+
 required:
   - compatible
   - reg
@@ -52,9 +62,11 @@ examples:
     i2c@e0004000 {
         compatible = "cdns,i2c-r1p10";
         clocks = <&clkc 38>;
+        resets = <&rstc 288>;
         interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
         reg = <0xe0004000 0x1000>;
         clock-frequency = <400000>;
         #address-cells = <1>;
         #size-cells = <0>;
+        fifo-depth = <8>;
     };

Documentation/devicetree/bindings/i2c/i2c-mpc.yaml

@@ -43,6 +43,7 @@ properties:
 
   fsl,timeout:
     $ref: /schemas/types.yaml#/definitions/uint32
+    deprecated: true
     description: |
       I2C bus timeout in microseconds
 
@@ -95,6 +96,6 @@ examples:
         interrupts = <43 2>;
         interrupt-parent = <&mpic>;
         clock-frequency = <400000>;
-        fsl,timeout = <10000>;
+        i2c-scl-clk-low-timeout-us = <10000>;
     };
 ...

Documentation/devicetree/bindings/i2c/i2c-mt65xx.yaml

@@ -23,6 +23,7 @@ properties:
       - const: mediatek,mt6577-i2c
       - const: mediatek,mt6589-i2c
       - const: mediatek,mt7622-i2c
+      - const: mediatek,mt7981-i2c
       - const: mediatek,mt7986-i2c
       - const: mediatek,mt8168-i2c
       - const: mediatek,mt8173-i2c
@@ -45,6 +46,10 @@ properties:
           - enum:
               - mediatek,mt8365-i2c
           - const: mediatek,mt8168-i2c
+      - items:
+          - enum:
+              - mediatek,mt6795-i2c
+          - const: mediatek,mt8173-i2c
       - items:
           - enum:
               - mediatek,mt8195-i2c

Documentation/devicetree/bindings/i2c/i2c-mux-gpio.yaml

@@ -45,7 +45,7 @@ properties:
 
   i2c-parent:
     description: phandle of the I2C bus that this multiplexer's master-side port is connected to
-    $ref: "/schemas/types.yaml#/definitions/phandle"
+    $ref: /schemas/types.yaml#/definitions/phandle
 
   mux-gpios:
     description: list of GPIOs used to control the muxer
@@ -55,7 +55,7 @@ properties:
   idle-state:
     description: Value to set the muxer to when idle. When no value is given, it defaults to the
       last value used.
-    $ref: "/schemas/types.yaml#/definitions/uint32"
+    $ref: /schemas/types.yaml#/definitions/uint32
 
 allOf:
   - $ref: i2c-mux.yaml

Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml

@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/qcom,i2c-geni-qcom.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/qcom,i2c-geni-qcom.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Qualcomm Geni based QUP I2C Controller
 

Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml

@@ -90,7 +90,7 @@ properties:
   st,syscfg-fmp:
     description: Use to set Fast Mode Plus bit within SYSCFG when Fast Mode
       Plus speed is selected by slave.
-    $ref: "/schemas/types.yaml#/definitions/phandle-array"
+    $ref: /schemas/types.yaml#/definitions/phandle-array
     items:
       - items:
           - description: phandle to syscfg

Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml

@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
 %YAML 1.2
 ---
-$id: "http://devicetree.org/schemas/i2c/xlnx,xps-iic-2.00.a.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/i2c/xlnx,xps-iic-2.00.a.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Xilinx IIC controller