1*270c4265SChristophe Leroy* Freescale mpc8xxx watchdog driver (For 83xx, 86xx and 8xx) 2*270c4265SChristophe Leroy 3*270c4265SChristophe LeroyRequired properties: 4*270c4265SChristophe Leroy- compatible: Shall contain one of the following: 5*270c4265SChristophe Leroy "mpc83xx_wdt" for an mpc83xx 6*270c4265SChristophe Leroy "fsl,mpc8610-wdt" for an mpc86xx 7*270c4265SChristophe Leroy "fsl,mpc823-wdt" for an mpc8xx 8*270c4265SChristophe Leroy- reg: base physical address and length of the area hosting the 9*270c4265SChristophe Leroy watchdog registers. 10*270c4265SChristophe Leroy On the 83xx, "Watchdog Timer Registers" area: <0x200 0x100> 11*270c4265SChristophe Leroy On the 86xx, "Watchdog Timer Registers" area: <0xe4000 0x100> 12*270c4265SChristophe Leroy On the 8xx, "General System Interface Unit" area: <0x0 0x10> 13*270c4265SChristophe Leroy 14*270c4265SChristophe LeroyOptional properties: 15*270c4265SChristophe Leroy- reg: additional physical address and length (4) of location of the 16*270c4265SChristophe Leroy Reset Status Register (called RSTRSCR on the mpc86xx) 17*270c4265SChristophe Leroy On the 83xx, it is located at offset 0x910 18*270c4265SChristophe Leroy On the 86xx, it is located at offset 0xe0094 19*270c4265SChristophe Leroy On the 8xx, it is located at offset 0x288 20*270c4265SChristophe Leroy 21*270c4265SChristophe LeroyExample: 22*270c4265SChristophe Leroy WDT: watchdog@0 { 23*270c4265SChristophe Leroy compatible = "fsl,mpc823-wdt"; 24*270c4265SChristophe Leroy reg = <0x0 0x10 0x288 0x4>; 25*270c4265SChristophe Leroy }; 26