What option we have?

Hello, my boyfriend had a problem with his ex-wife had a fight with his former partner was arrested and gave 4 counts of which the prosecutor offered his counsel to accept a deal for 2 and did not affect him in his residence at the end of the case the judge gave a sentence of 365 days and 320 days forgive him, just had to do 45 days to be serving his sentence he reopened another case for violating his probation and given 120 days, during the period of the 45 days they put a immigration deteiner, the day he took his court by his probation violation nothing appeared in court as of Immigration, when serving his sentence he was told he had to go to Immigration and is now detained in Spanish Fork and has an INS hold, the lawyer who had defended the request for change of setencia to 350 days, the prosecutor and the judge accepted this request and changed the setence to 350 days, but Immigration lawyers say this does not help anything, we are desperate his mother is a citizen asked me to try to seek help please need to know if he can stay here with his residency,his been a resident for 1 1/2 yrs. but hi was married for 10 yrs with his ex, he has been here since the age of 1 year and a half, so his mom would like a bond, a good father to his 2 daughters trying to prove what they need and is very hardworking.
The judge gave him 3 years of probation at this time Immigration can see it is a hard worker and an opportunity the change his life.
Please, please we need help and an answer.