REG_CONFIG1
static const struct reg_field config1_loop_div_first = REG_FIELD(REG_CONFIG1, 8, 9);
static const struct reg_field config1_input_div_first = REG_FIELD(REG_CONFIG1, 4, 5);
i2c_smbus_write_byte_data(client, REG_CONFIG1,
adt7475_read(REG_CONFIG1) | 0x01);
REG_CONFIG1, 0x04, (ctrl->val) << 2);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_BUFSELSTAT0, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_TRANSEND, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_BUFSELSTAT0, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_TRANSEND, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_outw(priv(dev)->regs.config1 | CFG1_LOCBUFMEM, REG_CONFIG1);
ether3_inw(REG_STATUS), ether3_inw(REG_CONFIG1), ether3_inw(REG_CONFIG2));