zii,rave-sp-wdt.txt (981B)
1Zodiac Inflight Innovations RAVE Supervisory Processor Watchdog Bindings 2 3RAVE SP watchdog device is a "MFD cell" device corresponding to 4watchdog functionality of RAVE Supervisory Processor. It is expected 5that its Device Tree node is specified as a child of the node 6corresponding to the parent RAVE SP device (as documented in 7Documentation/devicetree/bindings/mfd/zii,rave-sp.txt) 8 9Required properties: 10 11- compatible: Depending on wire protocol implemented by RAVE SP 12 firmware, should be one of: 13 - "zii,rave-sp-watchdog" 14 - "zii,rave-sp-watchdog-legacy" 15 16Optional properties: 17 18- wdt-timeout: Two byte nvmem cell specified as per 19 Documentation/devicetree/bindings/nvmem/nvmem.txt 20 21Example: 22 23 rave-sp { 24 compatible = "zii,rave-sp-rdu1"; 25 current-speed = <38400>; 26 27 eeprom { 28 wdt_timeout: wdt-timeout@8E { 29 reg = <0x8E 2>; 30 }; 31 }; 32 33 watchdog { 34 compatible = "zii,rave-sp-watchdog"; 35 nvmem-cells = <&wdt_timeout>; 36 nvmem-cell-names = "wdt-timeout"; 37 }; 38 } 39