1 # SPDX-License-Identifier: GPL-2.0 2 # 3 # Multiplexer devices 4 # 5 6 config MULTIPLEXER 7 tristate 8 9 menu "Multiplexer drivers" 10 depends on MULTIPLEXER 11 12 config MUX_ADG792A 13 tristate "Analog Devices ADG792A/ADG792G Multiplexers" 14 depends on I2C 15 help 16 ADG792A and ADG792G Wide Bandwidth Triple 4:1 Multiplexers 17 18 The driver supports both operating the three multiplexers in 19 parallel and operating them independently. 20 21 To compile the driver as a module, choose M here: the module will 22 be called mux-adg792a. 23 24 config MUX_ADGS1408 25 tristate "Analog Devices ADGS1408/ADGS1409 Multiplexers" 26 depends on SPI 27 help 28 ADGS1408 8:1 multiplexer and ADGS1409 double 4:1 multiplexer 29 switches. 30 31 To compile the driver as a module, choose M here: the module will 32 be called mux-adgs1408. 33 34 config MUX_GPIO 35 tristate "GPIO-controlled Multiplexer" 36 depends on GPIOLIB || COMPILE_TEST 37 help 38 GPIO-controlled Multiplexer controller. 39 40 The driver builds a single multiplexer controller using a number 41 of gpio pins. For N pins, there will be 2^N possible multiplexer 42 states. The GPIO pins can be connected (by the hardware) to several 43 multiplexers, which in that case will be operated in parallel. 44 45 To compile the driver as a module, choose M here: the module will 46 be called mux-gpio. 47 48 config MUX_MMIO 49 tristate "MMIO/Regmap register bitfield-controlled Multiplexer" 50 depends on OF 51 help 52 MMIO/Regmap register bitfield-controlled Multiplexer controller. 53 54 The driver builds multiplexer controllers for bitfields in either 55 a syscon register or a driver regmap register. For N bit wide 56 bitfields, there will be 2^N possible multiplexer states. 57 58 To compile the driver as a module, choose M here: the module will 59 be called mux-mmio. 60 61 endmenu 62