external_mux 1101 drivers/iio/adc/xilinx-xadc-core.c const char *external_mux; external_mux 1108 drivers/iio/adc/xilinx-xadc-core.c ret = of_property_read_string(np, "xlnx,external-mux", &external_mux); external_mux 1109 drivers/iio/adc/xilinx-xadc-core.c if (ret < 0 || strcasecmp(external_mux, "none") == 0) external_mux 1111 drivers/iio/adc/xilinx-xadc-core.c else if (strcasecmp(external_mux, "single") == 0) external_mux 1113 drivers/iio/adc/xilinx-xadc-core.c else if (strcasecmp(external_mux, "dual") == 0)