1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/rtc/trivial-rtc.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Trivial RTCs 8 9maintainers: 10 - Alexandre Belloni <alexandre.belloni@bootlin.com> 11 12description: | 13 This is a list of trivial RTC devices that have simple device tree 14 bindings, consisting only of a compatible field, an address and 15 possibly an interrupt line. 16 17allOf: 18 - $ref: rtc.yaml# 19 20properties: 21 compatible: 22 enum: 23 # AB-RTCMC-32.768kHz-B5ZE-S3: Real Time Clock/Calendar Module with I2C Interface 24 - abracon,abb5zes3 25 # AB-RTCMC-32.768kHz-EOZ9: Real Time Clock/Calendar Module with I2C Interface 26 - abracon,abeoz9 27 # I2C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output 28 - dallas,ds1374 29 # Dallas DS1672 Real-time Clock 30 - dallas,ds1672 31 # Extremely Accurate I²C RTC with Integrated Crystal and SRAM 32 - dallas,ds3232 33 # EM Microelectronic EM3027 RTC 34 - emmicro,em3027 35 # I2C-BUS INTERFACE REAL TIME CLOCK MODULE 36 - epson,rx8010 37 # I2C-BUS INTERFACE REAL TIME CLOCK MODULE 38 - epson,rx8025 39 - epson,rx8035 40 # I2C-BUS INTERFACE REAL TIME CLOCK MODULE with Battery Backed RAM 41 - epson,rx8571 42 # I2C-BUS INTERFACE REAL TIME CLOCK MODULE 43 - epson,rx8581 44 # Intersil ISL1208 Low Power RTC with Battery Backed SRAM 45 - isil,isl1208 46 # Intersil ISL1218 Low Power RTC with Battery Backed SRAM 47 - isil,isl1218 48 # SPI-BUS INTERFACE REAL TIME CLOCK MODULE 49 - maxim,mcp795 50 # Real Time Clock Module with I2C-Bus 51 - microcrystal,rv3029 52 # Real Time Clock 53 - microcrystal,rv8523 54 # Real-time Clock Module 55 - pericom,pt7c4338 56 # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC 57 - ricoh,r2025sd 58 # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC 59 - ricoh,r2221tl 60 # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC 61 - ricoh,rs5c372a 62 # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC 63 - ricoh,rs5c372b 64 # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC 65 - ricoh,rv5c386 66 # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC 67 - ricoh,rv5c387a 68 # 2-wire CMOS real-time clock 69 - sii,s35390a 70 # I2C bus SERIAL INTERFACE REAL-TIME CLOCK IC 71 - whwave,sd3078 72 # Xircom X1205 I2C RTC 73 - xircom,x1205 74 75 reg: 76 maxItems: 1 77 78 interrupts: 79 maxItems: 1 80 81 start-year: true 82 83required: 84 - compatible 85 - reg 86 87additionalProperties: false 88 89... 90