REG_CHIP_ID_B
ret = wlcore_read_reg(wl, REG_CHIP_ID_B, &tmp);
[REG_CHIP_ID_B] = WL12XX_CHIP_ID_B,
[REG_CHIP_ID_B] = WL18XX_REG_CHIP_ID_B,
ret = wlcore_read_reg(wl, REG_CHIP_ID_B, &tmp);
ret = wlcore_read_reg(wl, REG_CHIP_ID_B, &chip_id);
ret = wlcore_read_reg(wl, REG_CHIP_ID_B, &wl->chip.id);