511 	unsigned char i2c_data[2];  in wdt_ping()  local
517 			.buf	= i2c_data,  in wdt_ping()
522 	i2c_data[0] = 0x09;		/* watchdog register */  in wdt_ping()
525 		i2c_data[1] = (wdt_margin & 0xFC) | 0x83; /* resolution = 4s */  in wdt_ping()
530 		i2c_data[1] = wdt_margin<<2 | 0x82;  in wdt_ping()
537 		i2c_data[1] &= ~M41T80_WATCHDOG_RB2;  in wdt_ping()
549 	unsigned char i2c_data[2], i2c_buf[0x10];  in wdt_disable()  local
555 			.buf	= i2c_data,  in wdt_disable()
569 			.buf	= i2c_data,  in wdt_disable()
573 	i2c_data[0] = 0x09;  in wdt_disable()
576 	i2c_data[0] = 0x09;  in wdt_disable()
577 	i2c_data[1] = 0x00;  in wdt_disable()