1*4882a593Smuzhiyun# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2*4882a593Smuzhiyun%YAML 1.2 3*4882a593Smuzhiyun--- 4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/input/imx-keypad.yaml# 5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml# 6*4882a593Smuzhiyun 7*4882a593Smuzhiyuntitle: Freescale i.MX Keypad Port(KPP) device tree bindings 8*4882a593Smuzhiyun 9*4882a593Smuzhiyunmaintainers: 10*4882a593Smuzhiyun - Liu Ying <gnuiyl@gmail.com> 11*4882a593Smuzhiyun 12*4882a593SmuzhiyunallOf: 13*4882a593Smuzhiyun - $ref: "/schemas/input/matrix-keymap.yaml#" 14*4882a593Smuzhiyun 15*4882a593Smuzhiyundescription: | 16*4882a593Smuzhiyun The KPP is designed to interface with a keypad matrix with 2-point contact 17*4882a593Smuzhiyun or 3-point contact keys. The KPP is designed to simplify the software task 18*4882a593Smuzhiyun of scanning a keypad matrix. The KPP is capable of detecting, debouncing, 19*4882a593Smuzhiyun and decoding one or multiple keys pressed simultaneously on a keypad. 20*4882a593Smuzhiyun 21*4882a593Smuzhiyunproperties: 22*4882a593Smuzhiyun compatible: 23*4882a593Smuzhiyun oneOf: 24*4882a593Smuzhiyun - const: fsl,imx21-kpp 25*4882a593Smuzhiyun - items: 26*4882a593Smuzhiyun - enum: 27*4882a593Smuzhiyun - fsl,imx25-kpp 28*4882a593Smuzhiyun - fsl,imx27-kpp 29*4882a593Smuzhiyun - fsl,imx31-kpp 30*4882a593Smuzhiyun - fsl,imx35-kpp 31*4882a593Smuzhiyun - fsl,imx51-kpp 32*4882a593Smuzhiyun - fsl,imx53-kpp 33*4882a593Smuzhiyun - fsl,imx50-kpp 34*4882a593Smuzhiyun - fsl,imx6q-kpp 35*4882a593Smuzhiyun - fsl,imx6sx-kpp 36*4882a593Smuzhiyun - fsl,imx6sl-kpp 37*4882a593Smuzhiyun - fsl,imx6sll-kpp 38*4882a593Smuzhiyun - fsl,imx6ul-kpp 39*4882a593Smuzhiyun - fsl,imx7d-kpp 40*4882a593Smuzhiyun - const: fsl,imx21-kpp 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun reg: 43*4882a593Smuzhiyun maxItems: 1 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun interrupts: 46*4882a593Smuzhiyun maxItems: 1 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun clocks: 49*4882a593Smuzhiyun maxItems: 1 50*4882a593Smuzhiyun 51*4882a593Smuzhiyunrequired: 52*4882a593Smuzhiyun - compatible 53*4882a593Smuzhiyun - reg 54*4882a593Smuzhiyun - interrupts 55*4882a593Smuzhiyun - clocks 56*4882a593Smuzhiyun - linux,keymap 57*4882a593Smuzhiyun 58*4882a593SmuzhiyununevaluatedProperties: false 59*4882a593Smuzhiyun 60*4882a593Smuzhiyunexamples: 61*4882a593Smuzhiyun - | 62*4882a593Smuzhiyun keypad@73f94000 { 63*4882a593Smuzhiyun compatible = "fsl,imx51-kpp", "fsl,imx21-kpp"; 64*4882a593Smuzhiyun reg = <0x73f94000 0x4000>; 65*4882a593Smuzhiyun interrupts = <60>; 66*4882a593Smuzhiyun clocks = <&clks 0>; 67*4882a593Smuzhiyun pinctrl-names = "default"; 68*4882a593Smuzhiyun pinctrl-0 = <&pinctrl_kpp_1>; 69*4882a593Smuzhiyun linux,keymap = <0x00000067 /* KEY_UP */ 70*4882a593Smuzhiyun 0x0001006c /* KEY_DOWN */ 71*4882a593Smuzhiyun 0x00020072 /* KEY_VOLUMEDOWN */ 72*4882a593Smuzhiyun 0x00030066 /* KEY_HOME */ 73*4882a593Smuzhiyun 0x0100006a /* KEY_RIGHT */ 74*4882a593Smuzhiyun 0x01010069 /* KEY_LEFT */ 75*4882a593Smuzhiyun 0x0102001c /* KEY_ENTER */ 76*4882a593Smuzhiyun 0x01030073 /* KEY_VOLUMEUP */ 77*4882a593Smuzhiyun 0x02000040 /* KEY_F6 */ 78*4882a593Smuzhiyun 0x02010042 /* KEY_F8 */ 79*4882a593Smuzhiyun 0x02020043 /* KEY_F9 */ 80*4882a593Smuzhiyun 0x02030044 /* KEY_F10 */ 81*4882a593Smuzhiyun 0x0300003b /* KEY_F1 */ 82*4882a593Smuzhiyun 0x0301003c /* KEY_F2 */ 83*4882a593Smuzhiyun 0x0302003d /* KEY_F3 */ 84*4882a593Smuzhiyun 0x03030074>; /* KEY_POWER */ 85*4882a593Smuzhiyun }; 86