128     if (plat == NULL) {  in mraa_uart_init()
138     if (plat->adv_func->uart_init_pre != NULL) {  in mraa_uart_init()
139         if (plat->adv_func->uart_init_pre(index) != MRAA_SUCCESS) {  in mraa_uart_init()
145     if (plat->uart_dev_count == 0) {  in mraa_uart_init()
150     if (plat->uart_dev_count <= index) {  in mraa_uart_init()
151         syslog(LOG_ERR, "uart: platform has only %i", plat->uart_dev_count);  in mraa_uart_init()
155     if (!plat->no_bus_mux) {  in mraa_uart_init()
156         int pos = plat->uart_dev[index].rx;  in mraa_uart_init()
158             if (plat->pins[pos].uart.mux_total > 0) {  in mraa_uart_init()
159                 if (mraa_setup_mux_mapped(plat->pins[pos].uart) != MRAA_SUCCESS) {  in mraa_uart_init()
166         pos = plat->uart_dev[index].tx;  in mraa_uart_init()
168             if (plat->pins[pos].uart.mux_total > 0) {  in mraa_uart_init()
169                 if (mraa_setup_mux_mapped(plat->pins[pos].uart) != MRAA_SUCCESS) {  in mraa_uart_init()
177     mraa_uart_context dev = mraa_uart_init_raw((char*)plat->uart_dev[index].device_path);  in mraa_uart_init()
197     mraa_uart_context dev = mraa_uart_init_internal(plat == NULL ? NULL : plat->adv_func);  in mraa_uart_init_raw()