FM 屏道默认设置为欧洲

路径： vendor/qcom/opensource/fm

FmSharedPreferences.java

Settings.java

setCountry(sp.getInt(FMCONFIG_COUNTRY, REGIONAL_BAND_EUROPE));

            mFMConfiguration.setLowerLimit(87500);
            mFMConfiguration.setUpperLimit(108000);

 FmSharedPreferences.setCountry(FmSharedPreferences.REGIONAL_BAND_EUROPE);