1f1cd2233SPaul Cercueil# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2f1cd2233SPaul Cercueil%YAML 1.2 3f1cd2233SPaul Cercueil--- 4f1cd2233SPaul Cercueil$id: http://devicetree.org/schemas/rtc/ingenic,rtc.yaml# 5f1cd2233SPaul Cercueil$schema: http://devicetree.org/meta-schemas/core.yaml# 6f1cd2233SPaul Cercueil 7a612130cSKrzysztof Kozlowskititle: Ingenic SoCs Real-Time Clock 8f1cd2233SPaul Cercueil 9f1cd2233SPaul Cercueilmaintainers: 10f1cd2233SPaul Cercueil - Paul Cercueil <paul@crapouillou.net> 11f1cd2233SPaul Cercueil 12f1cd2233SPaul CercueilallOf: 13f1cd2233SPaul Cercueil - $ref: rtc.yaml# 14*4737a703SPaul Cercueil - if: 15*4737a703SPaul Cercueil not: 16*4737a703SPaul Cercueil properties: 17*4737a703SPaul Cercueil compatible: 18*4737a703SPaul Cercueil contains: 19*4737a703SPaul Cercueil enum: 20*4737a703SPaul Cercueil - ingenic,jz4770-rtc 21*4737a703SPaul Cercueil - ingenic,jz4780-rtc 22*4737a703SPaul Cercueil then: 23*4737a703SPaul Cercueil properties: 24*4737a703SPaul Cercueil "#clock-cells": false 25f1cd2233SPaul Cercueil 26f1cd2233SPaul Cercueilproperties: 27f1cd2233SPaul Cercueil compatible: 28f1cd2233SPaul Cercueil oneOf: 29f1cd2233SPaul Cercueil - enum: 30f1cd2233SPaul Cercueil - ingenic,jz4740-rtc 31f1cd2233SPaul Cercueil - ingenic,jz4760-rtc 32f1cd2233SPaul Cercueil - items: 33f1cd2233SPaul Cercueil - const: ingenic,jz4725b-rtc 34f1cd2233SPaul Cercueil - const: ingenic,jz4740-rtc 35f1cd2233SPaul Cercueil - items: 36f1cd2233SPaul Cercueil - enum: 37f1cd2233SPaul Cercueil - ingenic,jz4770-rtc 38f1cd2233SPaul Cercueil - ingenic,jz4780-rtc 39f1cd2233SPaul Cercueil - const: ingenic,jz4760-rtc 40f1cd2233SPaul Cercueil 41f1cd2233SPaul Cercueil reg: 42f1cd2233SPaul Cercueil maxItems: 1 43f1cd2233SPaul Cercueil 44f1cd2233SPaul Cercueil interrupts: 45f1cd2233SPaul Cercueil maxItems: 1 46f1cd2233SPaul Cercueil 47f1cd2233SPaul Cercueil clocks: 48f1cd2233SPaul Cercueil maxItems: 1 49f1cd2233SPaul Cercueil 50f1cd2233SPaul Cercueil clock-names: 51f1cd2233SPaul Cercueil const: rtc 52f1cd2233SPaul Cercueil 53*4737a703SPaul Cercueil "#clock-cells": 54*4737a703SPaul Cercueil const: 0 55*4737a703SPaul Cercueil 56f1cd2233SPaul Cercueil system-power-controller: 57f1cd2233SPaul Cercueil description: | 58f1cd2233SPaul Cercueil Indicates that the RTC is responsible for powering OFF 59f1cd2233SPaul Cercueil the system. 60f1cd2233SPaul Cercueil type: boolean 61f1cd2233SPaul Cercueil 62f1cd2233SPaul Cercueil ingenic,reset-pin-assert-time-ms: 63f1cd2233SPaul Cercueil minimum: 0 64f1cd2233SPaul Cercueil maximum: 125 65f1cd2233SPaul Cercueil default: 60 66f1cd2233SPaul Cercueil description: | 67f1cd2233SPaul Cercueil Reset pin low-level assertion time after wakeup 68f1cd2233SPaul Cercueil (assuming RTC clock at 32 kHz) 69f1cd2233SPaul Cercueil 70f1cd2233SPaul Cercueil ingenic,min-wakeup-pin-assert-time-ms: 71f1cd2233SPaul Cercueil minimum: 0 72f1cd2233SPaul Cercueil maximum: 2000 73f1cd2233SPaul Cercueil default: 100 74f1cd2233SPaul Cercueil description: | 75f1cd2233SPaul Cercueil Minimum wakeup pin assertion time 76f1cd2233SPaul Cercueil (assuming RTC clock at 32 kHz) 77f1cd2233SPaul Cercueil 78f1cd2233SPaul Cercueilrequired: 79f1cd2233SPaul Cercueil - compatible 80f1cd2233SPaul Cercueil - reg 81f1cd2233SPaul Cercueil - interrupts 82f1cd2233SPaul Cercueil - clocks 83f1cd2233SPaul Cercueil - clock-names 84f1cd2233SPaul Cercueil 856fdc6e23SRob HerringunevaluatedProperties: false 866fdc6e23SRob Herring 87f1cd2233SPaul Cercueilexamples: 88f1cd2233SPaul Cercueil - | 89c4a11bf4SPaul Cercueil #include <dt-bindings/clock/ingenic,jz4740-cgu.h> 90f1cd2233SPaul Cercueil rtc_dev: rtc@10003000 { 91f1cd2233SPaul Cercueil compatible = "ingenic,jz4740-rtc"; 92f1cd2233SPaul Cercueil reg = <0x10003000 0x40>; 93f1cd2233SPaul Cercueil 94f1cd2233SPaul Cercueil interrupt-parent = <&intc>; 95f1cd2233SPaul Cercueil interrupts = <15>; 96f1cd2233SPaul Cercueil 97f1cd2233SPaul Cercueil clocks = <&cgu JZ4740_CLK_RTC>; 98f1cd2233SPaul Cercueil clock-names = "rtc"; 99f1cd2233SPaul Cercueil }; 100*4737a703SPaul Cercueil 101*4737a703SPaul Cercueil - | 102*4737a703SPaul Cercueil #include <dt-bindings/clock/ingenic,jz4780-cgu.h> 103*4737a703SPaul Cercueil rtc: rtc@10003000 { 104*4737a703SPaul Cercueil compatible = "ingenic,jz4780-rtc", "ingenic,jz4760-rtc"; 105*4737a703SPaul Cercueil reg = <0x10003000 0x4c>; 106*4737a703SPaul Cercueil 107*4737a703SPaul Cercueil interrupt-parent = <&intc>; 108*4737a703SPaul Cercueil interrupts = <32>; 109*4737a703SPaul Cercueil 110*4737a703SPaul Cercueil clocks = <&cgu JZ4780_CLK_RTCLK>; 111*4737a703SPaul Cercueil clock-names = "rtc"; 112*4737a703SPaul Cercueil 113*4737a703SPaul Cercueil #clock-cells = <0>; 114*4737a703SPaul Cercueil }; 115