1*8cc087a1SEmmanuel Vadot# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2*8cc087a1SEmmanuel Vadot%YAML 1.2 3*8cc087a1SEmmanuel Vadot--- 4*8cc087a1SEmmanuel Vadot$id: http://devicetree.org/schemas/net/nfc/st,st21nfca.yaml# 5*8cc087a1SEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml# 6*8cc087a1SEmmanuel Vadot 7*8cc087a1SEmmanuel Vadottitle: STMicroelectronics SAS ST21NFCA NFC controller 8*8cc087a1SEmmanuel Vadot 9*8cc087a1SEmmanuel Vadotmaintainers: 10*8cc087a1SEmmanuel Vadot - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> 11*8cc087a1SEmmanuel Vadot 12*8cc087a1SEmmanuel Vadotproperties: 13*8cc087a1SEmmanuel Vadot compatible: 14*8cc087a1SEmmanuel Vadot const: st,st21nfca-i2c 15*8cc087a1SEmmanuel Vadot 16*8cc087a1SEmmanuel Vadot enable-gpios: 17*8cc087a1SEmmanuel Vadot description: Output GPIO pin used for enabling/disabling the controller 18*8cc087a1SEmmanuel Vadot 19*8cc087a1SEmmanuel Vadot ese-present: 20*8cc087a1SEmmanuel Vadot type: boolean 21*8cc087a1SEmmanuel Vadot description: | 22*8cc087a1SEmmanuel Vadot Specifies that an ese is physically connected to the controller 23*8cc087a1SEmmanuel Vadot 24*8cc087a1SEmmanuel Vadot interrupts: 25*8cc087a1SEmmanuel Vadot maxItems: 1 26*8cc087a1SEmmanuel Vadot 27*8cc087a1SEmmanuel Vadot reg: 28*8cc087a1SEmmanuel Vadot maxItems: 1 29*8cc087a1SEmmanuel Vadot 30*8cc087a1SEmmanuel Vadot uicc-present: 31*8cc087a1SEmmanuel Vadot type: boolean 32*8cc087a1SEmmanuel Vadot description: | 33*8cc087a1SEmmanuel Vadot Specifies that the uicc swp signal can be physically connected to the 34*8cc087a1SEmmanuel Vadot controller 35*8cc087a1SEmmanuel Vadot 36*8cc087a1SEmmanuel Vadotrequired: 37*8cc087a1SEmmanuel Vadot - compatible 38*8cc087a1SEmmanuel Vadot - enable-gpios 39*8cc087a1SEmmanuel Vadot - interrupts 40*8cc087a1SEmmanuel Vadot - reg 41*8cc087a1SEmmanuel Vadot 42*8cc087a1SEmmanuel VadotadditionalProperties: false 43*8cc087a1SEmmanuel Vadot 44*8cc087a1SEmmanuel Vadotexamples: 45*8cc087a1SEmmanuel Vadot - | 46*8cc087a1SEmmanuel Vadot #include <dt-bindings/gpio/gpio.h> 47*8cc087a1SEmmanuel Vadot #include <dt-bindings/interrupt-controller/irq.h> 48*8cc087a1SEmmanuel Vadot 49*8cc087a1SEmmanuel Vadot i2c { 50*8cc087a1SEmmanuel Vadot #address-cells = <1>; 51*8cc087a1SEmmanuel Vadot #size-cells = <0>; 52*8cc087a1SEmmanuel Vadot 53*8cc087a1SEmmanuel Vadot nfc@1 { 54*8cc087a1SEmmanuel Vadot compatible = "st,st21nfca-i2c"; 55*8cc087a1SEmmanuel Vadot reg = <0x1>; 56*8cc087a1SEmmanuel Vadot 57*8cc087a1SEmmanuel Vadot interrupt-parent = <&gpio5>; 58*8cc087a1SEmmanuel Vadot interrupts = <2 IRQ_TYPE_LEVEL_LOW>; 59*8cc087a1SEmmanuel Vadot enable-gpios = <&gpio5 29 GPIO_ACTIVE_HIGH>; 60*8cc087a1SEmmanuel Vadot 61*8cc087a1SEmmanuel Vadot ese-present; 62*8cc087a1SEmmanuel Vadot uicc-present; 63*8cc087a1SEmmanuel Vadot }; 64*8cc087a1SEmmanuel Vadot }; 65