Create gpio/st,nomadik-gpio.yaml json-schema dt-bindings file as a direct translation from gpio-nmk.txt. Remove the txt file. Add clocks and gpio-ranges properties which were missing and are being used in Nomadik devicetrees. Signed-off-by: Théo Lebrun <theo.lebrun@xxxxxxxxxxx> --- .../devicetree/bindings/gpio/gpio-nmk.txt | 31 --------- .../devicetree/bindings/gpio/st,nomadik-gpio.yaml | 75 ++++++++++++++++++++++ MAINTAINERS | 1 + 3 files changed, 76 insertions(+), 31 deletions(-) diff --git a/Documentation/devicetree/bindings/gpio/gpio-nmk.txt b/Documentation/devicetree/bindings/gpio/gpio-nmk.txt deleted file mode 100644 index 8315ac7780ef..000000000000 --- a/Documentation/devicetree/bindings/gpio/gpio-nmk.txt +++ /dev/null @@ -1,31 +0,0 @@ -Nomadik GPIO controller - -Required properties: -- compatible : Should be "st,nomadik-gpio". -- reg : Physical base address and length of the controller's registers. -- interrupts : The interrupt outputs from the controller. -- #gpio-cells : Should be two: - The first cell is the pin number. - The second cell is used to specify optional parameters: - - bits[3:0] trigger type and level flags: - 1 = low-to-high edge triggered. - 2 = high-to-low edge triggered. - 4 = active high level-sensitive. - 8 = active low level-sensitive. -- gpio-controller : Marks the device node as a GPIO controller. -- interrupt-controller : Marks the device node as an interrupt controller. -- gpio-bank : Specifies which bank a controller owns. -- st,supports-sleepmode : Specifies whether controller can sleep or not - -Example: - - gpio1: gpio@8012e080 { - compatible = "st,nomadik-gpio"; - reg = <0x8012e080 0x80>; - interrupts = <0 120 0x4>; - #gpio-cells = <2>; - gpio-controller; - interrupt-controller; - st,supports-sleepmode; - gpio-bank = <1>; - }; diff --git a/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml new file mode 100644 index 000000000000..a999908173d2 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml @@ -0,0 +1,75 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/st,nomadik-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nomadik GPIO controller + +description: + The Nomadik GPIO driver handles Nomadik SoC GPIO blocks. This block has also + been called ST STA2X11. On the Nomadik platform, this driver is intertwined + with pinctrl-nomadik. + +maintainers: + - Linus Walleij <linus.walleij@xxxxxxxxxx> + +properties: + $nodename: + pattern: "^gpio@[0-9a-f]+$" + + compatible: + const: st,nomadik-gpio + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#gpio-cells": + const: 2 + + gpio-controller: true + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + gpio-bank: + $ref: /schemas/types.yaml#/definitions/uint32 + + st,supports-sleepmode: + description: Whether the controller can sleep or not. + $ref: /schemas/types.yaml#/definitions/flag + + clocks: + maxItems: 1 + + gpio-ranges: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - "#gpio-cells" + - gpio-controller + - interrupt-controller + - gpio-bank + +unevaluatedProperties: false + +examples: + - | + gpio1: gpio@8012e080 { + compatible = "st,nomadik-gpio"; + reg = <0x8012e080 0x80>; + interrupts = <0 120 0x4>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + st,supports-sleepmode; + gpio-bank = <1>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 9134384171fe..0cb2c459d1cf 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2465,6 +2465,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git F: Documentation/devicetree/bindings/arm/ste-* F: Documentation/devicetree/bindings/arm/ux500.yaml F: Documentation/devicetree/bindings/arm/ux500/ +F: Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml F: Documentation/devicetree/bindings/i2c/st,nomadik-i2c.yaml F: arch/arm/boot/dts/st/ste-* F: arch/arm/mach-nomadik/ -- 2.43.1