Convert bindings for NXP PN544 NFC driver to YAML syntax. Signed-off-by: David Heidelberg <david@xxxxxxx> --- v2 - Krzysztof is a maintainer - pintctrl dropped - 4 space indent for example - nfc node name v3 - remove whole pinctrl .../bindings/net/nfc/nxp,pn544.yaml | 61 +++++++++++++++++++ .../devicetree/bindings/net/nfc/pn544.txt | 33 ---------- 2 files changed, 61 insertions(+), 33 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/nfc/nxp,pn544.yaml delete mode 100644 Documentation/devicetree/bindings/net/nfc/pn544.txt diff --git a/Documentation/devicetree/bindings/net/nfc/nxp,pn544.yaml b/Documentation/devicetree/bindings/net/nfc/nxp,pn544.yaml new file mode 100644 index 000000000000..5fc57341cf33 --- /dev/null +++ b/Documentation/devicetree/bindings/net/nfc/nxp,pn544.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/nfc/nxp,pn544.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP Semiconductors PN544 NFC Controller + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx> + +properties: + compatible: + const: nxp,pn544-i2c + + clock-frequency: true + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + enable-gpios: + description: Output GPIO pin used for enabling/disabling the PN544 + + firmware-gpios: + description: Output GPIO pin used to enter firmware download mode + +required: + - compatible + - clock-frequency + - reg + - interrupts + - enable-gpios + - firmware-gpios + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + nfc@28 { + compatible = "nxp,pn544-i2c"; + + reg = <0x28>; + clock-frequency = <400000>; + + interrupt-parent = <&gpio1>; + interrupts = <17 IRQ_TYPE_LEVEL_HIGH>; + + enable-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>; + firmware-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>; + }; + }; diff --git a/Documentation/devicetree/bindings/net/nfc/pn544.txt b/Documentation/devicetree/bindings/net/nfc/pn544.txt deleted file mode 100644 index 2bd82562ce8e..000000000000 --- a/Documentation/devicetree/bindings/net/nfc/pn544.txt +++ /dev/null @@ -1,33 +0,0 @@ -* NXP Semiconductors PN544 NFC Controller - -Required properties: -- compatible: Should be "nxp,pn544-i2c". -- clock-frequency: I²C work frequency. -- reg: address on the bus -- interrupts: GPIO interrupt to which the chip is connected -- enable-gpios: Output GPIO pin used for enabling/disabling the PN544 -- firmware-gpios: Output GPIO pin used to enter firmware download mode - -Optional SoC Specific Properties: -- pinctrl-names: Contains only one value - "default". -- pintctrl-0: Specifies the pin control groups used for this controller. - -Example (for ARM-based BeagleBone with PN544 on I2C2): - -&i2c2 { - - - pn544: pn544@28 { - - compatible = "nxp,pn544-i2c"; - - reg = <0x28>; - clock-frequency = <400000>; - - interrupt-parent = <&gpio1>; - interrupts = <17 IRQ_TYPE_LEVEL_HIGH>; - - enable-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>; - firmware-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>; - }; -}; -- 2.33.0
