18c2ecf20Sopenharmony_ci* Freescale mpc8xxx watchdog driver (For 83xx, 86xx and 8xx) 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ciRequired properties: 48c2ecf20Sopenharmony_ci- compatible: Shall contain one of the following: 58c2ecf20Sopenharmony_ci "mpc83xx_wdt" for an mpc83xx 68c2ecf20Sopenharmony_ci "fsl,mpc8610-wdt" for an mpc86xx 78c2ecf20Sopenharmony_ci "fsl,mpc823-wdt" for an mpc8xx 88c2ecf20Sopenharmony_ci- reg: base physical address and length of the area hosting the 98c2ecf20Sopenharmony_ci watchdog registers. 108c2ecf20Sopenharmony_ci On the 83xx, "Watchdog Timer Registers" area: <0x200 0x100> 118c2ecf20Sopenharmony_ci On the 86xx, "Watchdog Timer Registers" area: <0xe4000 0x100> 128c2ecf20Sopenharmony_ci On the 8xx, "General System Interface Unit" area: <0x0 0x10> 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ciOptional properties: 158c2ecf20Sopenharmony_ci- reg: additional physical address and length (4) of location of the 168c2ecf20Sopenharmony_ci Reset Status Register (called RSTRSCR on the mpc86xx) 178c2ecf20Sopenharmony_ci On the 83xx, it is located at offset 0x910 188c2ecf20Sopenharmony_ci On the 86xx, it is located at offset 0xe0094 198c2ecf20Sopenharmony_ci On the 8xx, it is located at offset 0x288 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ciExample: 228c2ecf20Sopenharmony_ci WDT: watchdog@0 { 238c2ecf20Sopenharmony_ci compatible = "fsl,mpc823-wdt"; 248c2ecf20Sopenharmony_ci reg = <0x0 0x10 0x288 0x4>; 258c2ecf20Sopenharmony_ci }; 26