Convert the NXP NCI NFC controller to DT schema format. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx> --- .../devicetree/bindings/net/nfc/nxp,nci.yaml | 61 +++++++++++++++++++ .../devicetree/bindings/net/nfc/nxp-nci.txt | 33 ---------- MAINTAINERS | 1 + 3 files changed, 62 insertions(+), 33 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/nfc/nxp,nci.yaml delete mode 100644 Documentation/devicetree/bindings/net/nfc/nxp-nci.txt diff --git a/Documentation/devicetree/bindings/net/nfc/nxp,nci.yaml b/Documentation/devicetree/bindings/net/nfc/nxp,nci.yaml new file mode 100644 index 000000000000..f84e69775eb5 --- /dev/null +++ b/Documentation/devicetree/bindings/net/nfc/nxp,nci.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/nfc/nxp,nci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP Semiconductors NCI NFC controller + +maintainers: + - Charles Gorand <charles.gorand@xxxxxxxxxxxx> + - Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx> + +properties: + compatible: + const: nxp,nxp-nci-i2c + + clock-frequency: true + + enable-gpios: + description: Output GPIO pin used for enabling/disabling the controller + + firmware-gpios: + description: Output GPIO pin used to enter firmware download mode + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + +required: + - compatible + - clock-frequency + - enable-gpios + - interrupts + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + nfc@29 { + compatible = "nxp,nxp-nci-i2c"; + + reg = <0x29>; + clock-frequency = <100000>; + + interrupt-parent = <&gpio1>; + interrupts = <29 IRQ_TYPE_LEVEL_HIGH>; + + enable-gpios = <&gpio0 30 GPIO_ACTIVE_HIGH>; + firmware-gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>; + }; + }; diff --git a/Documentation/devicetree/bindings/net/nfc/nxp-nci.txt b/Documentation/devicetree/bindings/net/nfc/nxp-nci.txt deleted file mode 100644 index 285a37c2f189..000000000000 --- a/Documentation/devicetree/bindings/net/nfc/nxp-nci.txt +++ /dev/null @@ -1,33 +0,0 @@ -* NXP Semiconductors NXP NCI NFC Controllers - -Required properties: -- compatible: Should be "nxp,nxp-nci-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 chip - -Optional SoC Specific Properties: -- pinctrl-names: Contains only one value - "default". -- pintctrl-0: Specifies the pin control groups used for this controller. -- firmware-gpios: Output GPIO pin used to enter firmware download mode - -Example (for ARM-based BeagleBone with NPC100 NFC controller on I2C2): - -&i2c2 { - - - npc100: npc100@29 { - - compatible = "nxp,nxp-nci-i2c"; - - reg = <0x29>; - clock-frequency = <100000>; - - interrupt-parent = <&gpio1>; - interrupts = <29 IRQ_TYPE_LEVEL_HIGH>; - - enable-gpios = <&gpio0 30 GPIO_ACTIVE_HIGH>; - firmware-gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>; - }; -}; diff --git a/MAINTAINERS b/MAINTAINERS index 7cfd63ce7122..3294aaf5e56c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13632,6 +13632,7 @@ NXP-NCI NFC DRIVER R: Charles Gorand <charles.gorand@xxxxxxxxxxxx> L: linux-nfc@xxxxxxxxxxxx (subscribers-only) S: Supported +F: Documentation/devicetree/bindings/net/nfc/nxp,nci.yaml F: drivers/nfc/nxp-nci NXP i.MX 8QXP/8QM JPEG V4L2 DRIVER -- 2.30.2
