1# 2# W1 subsystem configuration 3# 4 5menu "1-Wire support" 6 7config W1 8 bool "Enable 1-wire controllers support" 9 depends on DM 10 help 11 Support for the Dallas 1-Wire bus. 12 13if W1 14 15config W1_GPIO 16 bool "Enable 1-wire GPIO bitbanging" 17 depends on DM_GPIO 18 help 19 Emulate a 1-wire bus using a GPIO. 20 21config W1_MXC 22 bool "Enable 1-wire controller on i.MX processors" 23 depends on ARCH_MX31 || ARCH_MX5 24 help 25 Support the one wire controller found in some members of the NXP 26 i.MX SoC family. 27 There are currently two silicon variants: 28 V1: i.MX21, i.MX27, i.MX31, i.MX51 29 V2: i.MX25, i.MX35, i.MX50, i.MX53 30 Newer i.MX SoCs such as the i.MX6 do not have one wire controllers. 31 32 The driver supports both silicon variants. 33 34endif 35 36endmenu 37