die_revision 2126 drivers/i2c/i2c-core-base.c id->die_revision = raw_id.block[3] & 0x7; die_revision 460 drivers/i2c/muxes/i2c-mux-pca954x.c id.die_revision); die_revision 209 include/linux/i2c.h u8 die_revision;