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authorLinus Torvalds <torvalds@linux-foundation.org>2020-12-16 15:08:28 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-12-16 15:08:28 -0800
commit62746f92b10a4add6a7db87ff59b901276746b11 (patch)
tree5c0197a06cea6418c49a9a3fbaf349a9d1508f8a /Documentation/devicetree/bindings/i2c
parentf68e4041ef63f03091e44b4eebf1ab5c5d427e6f (diff)
parente33dc2f3636749c2f949a59c2ff8acd4a69c9c78 (diff)
Merge tag 'devicetree-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull devicetree updates from Rob Herring: - Add vendor prefixes for bm, gpio-key, mentor, FII, and Ampere - Add ADP5585/ADP5589 and delta,q54sj108a2 to trivial-devices.yaml - Convert fixed-partitions, i2c-gate and fsl,dpaa2-console bindings to schemas - Drop PicoXcell bindings - Drop unused and undocumented 'pnx,timeout' property from LPC32xx - Add 'dynamic-power-coefficient' to Mali GPU bindings - Make 'make dt_binding_check' not error out on warnings - Various minor binding fixes * tag 'devicetree-for-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (22 commits) dt-bindings: mali-bifrost: Add dynamic-power-coefficient dt-bindings: mali-midgard: Add dynamic-power-coefficient dt-bindings: i2c: dw: cancel mandatory requirements for "#address-cells" and "#size-cells" dt-bindings: Remove PicoXcell bindings ARM: dts: lpc32xx: Remove unused and undocumented 'pnx,timeout' dt-bindings: mtd: convert "fixed-partitions" to the json-schema dt-bindings: vendor-prefixes: Add undocumented bm, gpio-key, and mentor prefixes dt-bindings: pci: rcar-pci-ep: Document missing interrupts property dt-bindings: vendor-prefixes: Add an entry for AmpereComputing.com dt-bindings: vendor-prefixes: correct the spelling of TQ-Systems GmbH dt-bindings: mfd: fix stm32 timers example dt-bindings: trivial-devices: Add delta,q54sj108a2 dt-bindings:i2c:i2c-gate: txt to yaml conversion dt-bindings: add ADP5585/ADP5589 entries to trivial-devices dt-bindings: Correct GV11B GPU register sizes dt-bindings: vendor-prefixes: Add FII dt-bindings: Fix typo on the DesignWare IP reset bindings documentation dt-bindings: Fix error in 'make dtbs_check' when using DT_SCHEMA_FILES dt-bindings: arm: vt8500: remove redundant white-spaces dt-bindings: fsl-imx-drm: fix example compatible string ...
Diffstat (limited to 'Documentation/devicetree/bindings/i2c')
-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-gate.txt41
-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-gate.yaml39
-rw-r--r--Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml8
3 files changed, 39 insertions, 49 deletions
diff --git a/Documentation/devicetree/bindings/i2c/i2c-gate.txt b/Documentation/devicetree/bindings/i2c/i2c-gate.txt
deleted file mode 100644
index 1846d236e656..000000000000
--- a/Documentation/devicetree/bindings/i2c/i2c-gate.txt
+++ /dev/null
@@ -1,41 +0,0 @@
-An i2c gate is useful to e.g. reduce the digital noise for RF tuners connected
-to the i2c bus. Gates are similar to arbitrators in that you need to perform
-some kind of operation to access the i2c bus past the arbitrator/gate, but
-there are no competing masters to consider for gates and therefore there is
-no arbitration happening for gates.
-
-Common i2c gate properties.
-
-- i2c-gate child node
-
-Required properties for the i2c-gate child node:
-- #address-cells = <1>;
-- #size-cells = <0>;
-
-Optional properties for i2c-gate child node:
-- Child nodes conforming to i2c bus binding
-
-
-Example :
-
- /*
- An Invensense mpu9150 at address 0x68 featuring an on-chip Asahi
- Kasei ak8975 compass behind a gate.
- */
-
- mpu9150@68 {
- compatible = "invensense,mpu9150";
- reg = <0x68>;
- interrupt-parent = <&gpio1>;
- interrupts = <18 1>;
-
- i2c-gate {
- #address-cells = <1>;
- #size-cells = <0>;
-
- ax8975@c {
- compatible = "ak,ak8975";
- reg = <0x0c>;
- };
- };
- };
diff --git a/Documentation/devicetree/bindings/i2c/i2c-gate.yaml b/Documentation/devicetree/bindings/i2c/i2c-gate.yaml
new file mode 100644
index 000000000000..66472f12a7e2
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/i2c-gate.yaml
@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/i2c/i2c-gate.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Common i2c gate properties
+
+maintainers:
+ - Peter Rosin <peda@axentia.se>
+
+description: |
+ An i2c gate is useful to e.g. reduce the digital noise for RF tuners connected
+ to the i2c bus. Gates are similar to arbitrators in that you need to perform
+ some kind of operation to access the i2c bus past the arbitrator/gate, but
+ there are no competing masters to consider for gates and therefore there is
+ no arbitration happening for gates.
+
+allOf:
+ - $ref: /schemas/i2c/i2c-controller.yaml
+
+properties:
+ $nodename:
+ const: i2c-gate
+
+additionalProperties: true
+
+examples:
+ - |
+ i2c-gate {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ak8975@c {
+ compatible = "ak,ak8975";
+ reg = <0x0c>;
+ };
+ };
+...
+
diff --git a/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml b/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
index 4f746bef2374..c22b66b6219e 100644
--- a/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/snps,designware-i2c.yaml
@@ -101,8 +101,6 @@ unevaluatedProperties: false
required:
- compatible
- reg
- - "#address-cells"
- - "#size-cells"
- interrupts
examples:
@@ -110,8 +108,6 @@ examples:
i2c@f0000 {
compatible = "snps,designware-i2c";
reg = <0xf0000 0x1000>;
- #address-cells = <1>;
- #size-cells = <0>;
interrupts = <11>;
clock-frequency = <400000>;
};
@@ -119,8 +115,6 @@ examples:
i2c@1120000 {
compatible = "snps,designware-i2c";
reg = <0x1120000 0x1000>;
- #address-cells = <1>;
- #size-cells = <0>;
interrupts = <12 1>;
clock-frequency = <400000>;
i2c-sda-hold-time-ns = <300>;
@@ -148,8 +142,6 @@ examples:
reg = <0x100400 0x100>, <0x198 0x8>;
pinctrl-0 = <&i2c_pins>;
pinctrl-names = "default";
- #address-cells = <1>;
- #size-cells = <0>;
interrupts = <8>;
clocks = <&ahb_clk>;
};