| Kconfig (361b79119a4b7f53f728913b5ed2c8d2d10c16f5) | Kconfig (60f749f8e4cfdfffa5f29c966050ed680eeedac2) |
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| 1# 2# GPIO infrastructure and drivers 3# 4 5config ARCH_HAVE_CUSTOM_GPIO_H 6 bool 7 help 8 Selecting this config option from the architecture Kconfig allows 9 the architecture to provide a custom asm/gpio.h implementation 10 overriding the default implementations. New uses of this are 11 strongly discouraged. 12 | 1# 2# GPIO infrastructure and drivers 3# 4 5config ARCH_HAVE_CUSTOM_GPIO_H 6 bool 7 help 8 Selecting this config option from the architecture Kconfig allows 9 the architecture to provide a custom asm/gpio.h implementation 10 overriding the default implementations. New uses of this are 11 strongly discouraged. 12 |
| 13config ARCH_WANT_OPTIONAL_GPIOLIB 14 bool 15 help 16 Select this config option from the architecture Kconfig, if 17 it is possible to use gpiolib on the architecture, but let the 18 user decide whether to actually build it or not. 19 Select this instead of ARCH_REQUIRE_GPIOLIB, if your architecture does 20 not depend on GPIOs being available, but rather let the user 21 decide whether he needs it or not. 22 23config ARCH_REQUIRE_GPIOLIB 24 bool 25 select GPIOLIB 26 help 27 Platforms select gpiolib if they use this infrastructure 28 for all their GPIOs, usually starting with ones integrated 29 into SOC processors. 30 Selecting this from the architecture code will cause the gpiolib 31 code to always get built in. 32 33 |
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| 13menuconfig GPIOLIB 14 bool "GPIO Support" 15 select ANON_INODES 16 help 17 This enables GPIO support through the generic GPIO library. 18 You only need to enable this, if you also want to enable 19 one or more of the GPIO drivers below. 20 21 If unsure, say N. 22 23if GPIOLIB 24 25config GPIO_DEVRES 26 def_bool y 27 depends on HAS_IOMEM 28 29config OF_GPIO 30 def_bool y 31 depends on OF | 34menuconfig GPIOLIB 35 bool "GPIO Support" 36 select ANON_INODES 37 help 38 This enables GPIO support through the generic GPIO library. 39 You only need to enable this, if you also want to enable 40 one or more of the GPIO drivers below. 41 42 If unsure, say N. 43 44if GPIOLIB 45 46config GPIO_DEVRES 47 def_bool y 48 depends on HAS_IOMEM 49 50config OF_GPIO 51 def_bool y 52 depends on OF |
| 53 depends on HAS_IOMEM |
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| 32 33config GPIO_ACPI 34 def_bool y 35 depends on ACPI 36 37config GPIOLIB_IRQCHIP 38 select IRQ_DOMAIN 39 bool --- 61 unchanged lines hidden (view full) --- 101config GPIO_AMDPT 102 tristate "AMD Promontory GPIO support" 103 depends on ACPI 104 select GPIO_GENERIC 105 help 106 driver for GPIO functionality on Promontory IOHub 107 Require ACPI ASL code to enumerate as a platform device. 108 | 54 55config GPIO_ACPI 56 def_bool y 57 depends on ACPI 58 59config GPIOLIB_IRQCHIP 60 select IRQ_DOMAIN 61 bool --- 61 unchanged lines hidden (view full) --- 123config GPIO_AMDPT 124 tristate "AMD Promontory GPIO support" 125 depends on ACPI 126 select GPIO_GENERIC 127 help 128 driver for GPIO functionality on Promontory IOHub 129 Require ACPI ASL code to enumerate as a platform device. 130 |
| 109config GPIO_ASPEED 110 tristate "Aspeed GPIO support" 111 depends on (ARCH_ASPEED || COMPILE_TEST) && OF_GPIO 112 select GPIOLIB_IRQCHIP 113 help 114 Say Y here to support Aspeed AST2400 and AST2500 GPIO controllers. 115 | |
| 116config GPIO_ATH79 117 tristate "Atheros AR71XX/AR724X/AR913X GPIO support" 118 default y if ATH79 119 depends on ATH79 || COMPILE_TEST 120 select GPIO_GENERIC 121 select GPIOLIB_IRQCHIP 122 help 123 Select this option to enable GPIO driver for 124 Atheros AR71XX/AR724X/AR913X SoC devices. 125 | 131config GPIO_ATH79 132 tristate "Atheros AR71XX/AR724X/AR913X GPIO support" 133 default y if ATH79 134 depends on ATH79 || COMPILE_TEST 135 select GPIO_GENERIC 136 select GPIOLIB_IRQCHIP 137 help 138 Select this option to enable GPIO driver for 139 Atheros AR71XX/AR724X/AR913X SoC devices. 140 |
| 126config GPIO_AXP209 127 tristate "X-Powers AXP209 PMIC GPIO Support" 128 depends on MFD_AXP20X 129 help 130 Say yes to enable GPIO support for the AXP209 PMIC 131 | |
| 132config GPIO_BCM_KONA 133 bool "Broadcom Kona GPIO" 134 depends on OF_GPIO && (ARCH_BCM_MOBILE || COMPILE_TEST) 135 help 136 Turn on GPIO support for Broadcom "Kona" chips. 137 138config GPIO_BRCMSTB 139 tristate "BRCMSTB GPIO support" --- 35 unchanged lines hidden (view full) --- 175config GPIO_EP93XX 176 def_bool y 177 depends on ARCH_EP93XX 178 select GPIO_GENERIC 179 180config GPIO_ETRAXFS 181 bool "Axis ETRAX FS General I/O" 182 depends on CRIS || COMPILE_TEST | 141config GPIO_BCM_KONA 142 bool "Broadcom Kona GPIO" 143 depends on OF_GPIO && (ARCH_BCM_MOBILE || COMPILE_TEST) 144 help 145 Turn on GPIO support for Broadcom "Kona" chips. 146 147config GPIO_BRCMSTB 148 tristate "BRCMSTB GPIO support" --- 35 unchanged lines hidden (view full) --- 184config GPIO_EP93XX 185 def_bool y 186 depends on ARCH_EP93XX 187 select GPIO_GENERIC 188 189config GPIO_ETRAXFS 190 bool "Axis ETRAX FS General I/O" 191 depends on CRIS || COMPILE_TEST |
| 183 depends on OF | 192 depends on OF_GPIO |
| 184 select GPIO_GENERIC 185 select GPIOLIB_IRQCHIP 186 help 187 Say yes here to support the GPIO controller on Axis ETRAX FS SoCs. 188 189config GPIO_GE_FPGA 190 bool "GE FPGA based GPIO" 191 depends on GE_FPGA --- 9 unchanged lines hidden (view full) --- 201config GPIO_GENERIC_PLATFORM 202 tristate "Generic memory-mapped GPIO controller support (MMIO platform device)" 203 select GPIO_GENERIC 204 help 205 Say yes here to support basic platform_device memory-mapped GPIO controllers. 206 207config GPIO_GRGPIO 208 tristate "Aeroflex Gaisler GRGPIO support" | 193 select GPIO_GENERIC 194 select GPIOLIB_IRQCHIP 195 help 196 Say yes here to support the GPIO controller on Axis ETRAX FS SoCs. 197 198config GPIO_GE_FPGA 199 bool "GE FPGA based GPIO" 200 depends on GE_FPGA --- 9 unchanged lines hidden (view full) --- 210config GPIO_GENERIC_PLATFORM 211 tristate "Generic memory-mapped GPIO controller support (MMIO platform device)" 212 select GPIO_GENERIC 213 help 214 Say yes here to support basic platform_device memory-mapped GPIO controllers. 215 216config GPIO_GRGPIO 217 tristate "Aeroflex Gaisler GRGPIO support" |
| 209 depends on OF | 218 depends on OF_GPIO |
| 210 select GPIO_GENERIC 211 select IRQ_DOMAIN 212 help 213 Select this to support Aeroflex Gaisler GRGPIO cores from the GRLIB 214 VHDL IP core library. 215 216config GPIO_ICH 217 tristate "Intel ICH GPIO" --- 81 unchanged lines hidden (view full) --- 299 select IRQ_DOMAIN 300 help 301 Say Y here if you're going to use hardware that connects to the 302 MPC512x/831x/834x/837x/8572/8610/QorIQ GPIOs. 303 304config GPIO_MVEBU 305 def_bool y 306 depends on PLAT_ORION | 219 select GPIO_GENERIC 220 select IRQ_DOMAIN 221 help 222 Select this to support Aeroflex Gaisler GRGPIO cores from the GRLIB 223 VHDL IP core library. 224 225config GPIO_ICH 226 tristate "Intel ICH GPIO" --- 81 unchanged lines hidden (view full) --- 308 select IRQ_DOMAIN 309 help 310 Say Y here if you're going to use hardware that connects to the 311 MPC512x/831x/834x/837x/8572/8610/QorIQ GPIOs. 312 313config GPIO_MVEBU 314 def_bool y 315 depends on PLAT_ORION |
| 307 depends on OF | 316 depends on OF_GPIO |
| 308 select GENERIC_IRQ_CHIP 309 310config GPIO_MXC 311 def_bool y 312 depends on ARCH_MXC 313 select GPIO_GENERIC 314 select GENERIC_IRQ_CHIP 315 --- 76 unchanged lines hidden (view full) --- 392 bool 393 select GENERIC_IRQ_CHIP 394 select OF_GPIO 395 396config GPIO_TEGRA 397 bool "NVIDIA Tegra GPIO support" 398 default ARCH_TEGRA 399 depends on ARCH_TEGRA || COMPILE_TEST | 317 select GENERIC_IRQ_CHIP 318 319config GPIO_MXC 320 def_bool y 321 depends on ARCH_MXC 322 select GPIO_GENERIC 323 select GENERIC_IRQ_CHIP 324 --- 76 unchanged lines hidden (view full) --- 401 bool 402 select GENERIC_IRQ_CHIP 403 select OF_GPIO 404 405config GPIO_TEGRA 406 bool "NVIDIA Tegra GPIO support" 407 default ARCH_TEGRA 408 depends on ARCH_TEGRA || COMPILE_TEST |
| 400 depends on OF | 409 depends on OF_GPIO |
| 401 help 402 Say yes here to support GPIO pins on NVIDIA Tegra SoCs. 403 404config GPIO_TS4800 405 tristate "TS-4800 DIO blocks and compatibles" 406 depends on OF_GPIO 407 depends on SOC_IMX51 || COMPILE_TEST 408 select GPIO_GENERIC --- 151 unchanged lines hidden (view full) --- 560 tristate "F71869, F71869A, F71882FG, F71889F and F81866 GPIO support" 561 help 562 This option enables support for GPIOs found on Fintek Super-I/O 563 chips F71869, F71869A, F71882FG, F71889F and F81866. 564 565 To compile this driver as a module, choose M here: the module will 566 be called f7188x-gpio. 567 | 410 help 411 Say yes here to support GPIO pins on NVIDIA Tegra SoCs. 412 413config GPIO_TS4800 414 tristate "TS-4800 DIO blocks and compatibles" 415 depends on OF_GPIO 416 depends on SOC_IMX51 || COMPILE_TEST 417 select GPIO_GENERIC --- 151 unchanged lines hidden (view full) --- 569 tristate "F71869, F71869A, F71882FG, F71889F and F81866 GPIO support" 570 help 571 This option enables support for GPIOs found on Fintek Super-I/O 572 chips F71869, F71869A, F71882FG, F71889F and F81866. 573 574 To compile this driver as a module, choose M here: the module will 575 be called f7188x-gpio. 576 |
| 568config GPIO_GPIO_MM 569 tristate "Diamond Systems GPIO-MM GPIO support" 570 depends on ISA_BUS_API 571 help 572 Enables GPIO support for the Diamond Systems GPIO-MM and GPIO-MM-12. 573 574 The Diamond Systems GPIO-MM device features 48 lines of digital I/O 575 via the emulation of dual 82C55A PPI chips. This driver provides GPIO 576 support for these 48 channels of digital I/O. 577 578 The base port addresses for the devices may be configured via the base 579 array module parameter. 580 | |
| 581config GPIO_IT87 582 tristate "IT87xx GPIO support" 583 help 584 Say yes here to support GPIO functionality of IT87xx Super I/O chips. 585 586 This driver is tested with ITE IT8728 and IT8732 Super I/O chips, and 587 supports the IT8761E, IT8620E and IT8628E Super I/O chip as well. 588 --- 190 unchanged lines hidden (view full) --- 779config GPIO_TPIC2810 780 tristate "TPIC2810 8-Bit I2C GPO expander" 781 help 782 Say yes here to enable the GPO driver for the TI TPIC2810 chip. 783 784 To compile this driver as a module, choose M here: the module will 785 be called gpio-tpic2810. 786 | 577config GPIO_IT87 578 tristate "IT87xx GPIO support" 579 help 580 Say yes here to support GPIO functionality of IT87xx Super I/O chips. 581 582 This driver is tested with ITE IT8728 and IT8732 Super I/O chips, and 583 supports the IT8761E, IT8620E and IT8628E Super I/O chip as well. 584 --- 190 unchanged lines hidden (view full) --- 775config GPIO_TPIC2810 776 tristate "TPIC2810 8-Bit I2C GPO expander" 777 help 778 Say yes here to enable the GPO driver for the TI TPIC2810 chip. 779 780 To compile this driver as a module, choose M here: the module will 781 be called gpio-tpic2810. 782 |
| 787config GPIO_TS4900 788 tristate "Technologic Systems FPGA I2C GPIO" 789 select REGMAP_I2C 790 help 791 Say yes here to enabled the GPIO driver for Technologic's FPGA core. 792 Series supported include TS-4100, TS-4900, TS-7970 and TS-7990. 793 | |
| 794endmenu 795 796menu "MFD GPIO expanders" 797 798config GPIO_ADP5520 799 tristate "GPIO Support for ADP5520 PMIC" 800 depends on PMIC_ADP5520 801 help --- 189 unchanged lines hidden (view full) --- 991 992config GPIO_UCB1400 993 tristate "Philips UCB1400 GPIO" 994 depends on UCB1400_CORE 995 help 996 This enables support for the Philips UCB1400 GPIO pins. 997 The UCB1400 is an AC97 audio codec. 998 | 783endmenu 784 785menu "MFD GPIO expanders" 786 787config GPIO_ADP5520 788 tristate "GPIO Support for ADP5520 PMIC" 789 depends on PMIC_ADP5520 790 help --- 189 unchanged lines hidden (view full) --- 980 981config GPIO_UCB1400 982 tristate "Philips UCB1400 GPIO" 983 depends on UCB1400_CORE 984 help 985 This enables support for the Philips UCB1400 GPIO pins. 986 The UCB1400 is an AC97 audio codec. 987 |
| 999config GPIO_WHISKEY_COVE 1000 tristate "GPIO support for Whiskey Cove PMIC" 1001 depends on INTEL_SOC_PMIC 1002 select GPIOLIB_IRQCHIP 1003 help 1004 Support for GPIO pins on Whiskey Cove PMIC. 1005 1006 Say Yes if you have a Intel SoC based tablet with Whiskey Cove PMIC 1007 inside. 1008 1009 This driver can also be built as a module. If so, the module will be 1010 called gpio-wcove. 1011 | |
| 1012config GPIO_WM831X 1013 tristate "WM831x GPIOs" 1014 depends on MFD_WM831X 1015 help 1016 Say yes here to access the GPIO signals of WM831x power management 1017 chips from Wolfson Microelectronics. 1018 1019config GPIO_WM8350 --- 99 unchanged lines hidden (view full) --- 1119 1120endmenu 1121 1122menu "SPI GPIO expanders" 1123 depends on SPI_MASTER 1124 1125config GPIO_74X164 1126 tristate "74x164 serial-in/parallel-out 8-bits shift register" | 988config GPIO_WM831X 989 tristate "WM831x GPIOs" 990 depends on MFD_WM831X 991 help 992 Say yes here to access the GPIO signals of WM831x power management 993 chips from Wolfson Microelectronics. 994 995config GPIO_WM8350 --- 99 unchanged lines hidden (view full) --- 1095 1096endmenu 1097 1098menu "SPI GPIO expanders" 1099 depends on SPI_MASTER 1100 1101config GPIO_74X164 1102 tristate "74x164 serial-in/parallel-out 8-bits shift register" |
| 1127 depends on OF | 1103 depends on OF_GPIO |
| 1128 help 1129 Driver for 74x164 compatible serial-in/parallel-out 8-outputs 1130 shift registers. This driver can be used to provide access 1131 to more gpio outputs. 1132 1133config GPIO_MAX7301 1134 tristate "Maxim MAX7301 GPIO expander" 1135 select GPIO_MAX730X --- 14 unchanged lines hidden (view full) --- 1150 1151endmenu 1152 1153menu "SPI or I2C GPIO expanders" 1154 depends on (SPI_MASTER && !I2C) || I2C 1155 1156config GPIO_MCP23S08 1157 tristate "Microchip MCP23xxx I/O expander" | 1104 help 1105 Driver for 74x164 compatible serial-in/parallel-out 8-outputs 1106 shift registers. This driver can be used to provide access 1107 to more gpio outputs. 1108 1109config GPIO_MAX7301 1110 tristate "Maxim MAX7301 GPIO expander" 1111 select GPIO_MAX730X --- 14 unchanged lines hidden (view full) --- 1126 1127endmenu 1128 1129menu "SPI or I2C GPIO expanders" 1130 depends on (SPI_MASTER && !I2C) || I2C 1131 1132config GPIO_MCP23S08 1133 tristate "Microchip MCP23xxx I/O expander" |
| 1134 depends on OF_GPIO |
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| 1158 select GPIOLIB_IRQCHIP 1159 help 1160 SPI/I2C driver for Microchip MCP23S08/MCP23S17/MCP23008/MCP23017 1161 I/O expanders. 1162 This provides a GPIO interface supporting inputs and outputs. 1163 The I2C versions of the chips can be used as interrupt-controller. 1164 1165endmenu --- 18 unchanged lines hidden --- | 1135 select GPIOLIB_IRQCHIP 1136 help 1137 SPI/I2C driver for Microchip MCP23S08/MCP23S17/MCP23008/MCP23017 1138 I/O expanders. 1139 This provides a GPIO interface supporting inputs and outputs. 1140 The I2C versions of the chips can be used as interrupt-controller. 1141 1142endmenu --- 18 unchanged lines hidden --- |