3.2 college GPA is about the 25th percentile of UCSC admits for CS, according to https://www.universityofcalifornia.edu/infocenter/transfers-major . The other UCs on your list have higher GPA ranges for CS admits.
Physics is not a requirement for UCSC CS (BA degree), UCI CS, or UCB CS (BA degree), though each school also has engineering-based CS/CSE options that require physics. Check http://www.assist.org to see which majors require or do not require physics.