1b17f2f9bSRay Jui# 2b17f2f9bSRay Jui# Broadcom pinctrl drivers 3b17f2f9bSRay Jui# 4b17f2f9bSRay Jui 5b17f2f9bSRay Juiconfig PINCTRL_BCM281XX 6b17f2f9bSRay Jui bool "Broadcom BCM281xx pinctrl driver" 7b17f2f9bSRay Jui depends on OF && (ARCH_BCM_MOBILE || COMPILE_TEST) 8b17f2f9bSRay Jui select PINMUX 9b17f2f9bSRay Jui select PINCONF 10b17f2f9bSRay Jui select GENERIC_PINCONF 11b17f2f9bSRay Jui select REGMAP_MMIO 12652da824SFlorian Fainelli default ARCH_BCM_MOBILE 13b17f2f9bSRay Jui help 14b17f2f9bSRay Jui Say Y here to support Broadcom BCM281xx pinctrl driver, which is used 15b17f2f9bSRay Jui for the BCM281xx SoC family, including BCM11130, BCM11140, BCM11351, 16b17f2f9bSRay Jui BCM28145, and BCM28155 SoCs. This driver requires the pinctrl 17b17f2f9bSRay Jui framework. GPIO is provided by a separate GPIO driver. 18b17f2f9bSRay Jui 19b17f2f9bSRay Juiconfig PINCTRL_BCM2835 20b17f2f9bSRay Jui bool 21b17f2f9bSRay Jui select PINMUX 22b17f2f9bSRay Jui select PINCONF 23cbd159edSRay Jui 24616043d5SPramod Kumarconfig PINCTRL_IPROC_GPIO 25616043d5SPramod Kumar bool "Broadcom iProc GPIO (with PINCONF) driver" 26616043d5SPramod Kumar depends on OF_GPIO && (ARCH_BCM_IPROC || COMPILE_TEST) 27b64333ceSRay Jui select GPIOLIB_IRQCHIP 28b64333ceSRay Jui select PINCONF 29b64333ceSRay Jui select GENERIC_PINCONF 30616043d5SPramod Kumar default ARCH_BCM_IPROC 31b64333ceSRay Jui help 32616043d5SPramod Kumar Say yes here to enable the Broadcom iProc GPIO driver. 33616043d5SPramod Kumar 34616043d5SPramod Kumar The Broadcom iProc based SoCs- Cygnus, NS2, NSP and Stingray, use 35616043d5SPramod Kumar same GPIO Controller IP hence this driver could be used for all. 36b64333ceSRay Jui 37b64333ceSRay Jui The Broadcom Cygnus SoC has 3 GPIO controllers including the ASIU 38b64333ceSRay Jui GPIO controller (ASIU), the chipCommonG GPIO controller (CCM), and 39b64333ceSRay Jui the always-ON GPIO controller (CRMU/AON). All 3 GPIO controllers are 40b64333ceSRay Jui supported by this driver. 41b64333ceSRay Jui 42616043d5SPramod Kumar The Broadcom NSP has two GPIO controllers including the ChipcommonA 43616043d5SPramod Kumar GPIO, the ChipcommonB GPIO. Later controller is supported by this 44616043d5SPramod Kumar driver. 45616043d5SPramod Kumar 46616043d5SPramod Kumar The Broadcom NS2 has two GPIO controller including the CRMU GPIO, 47616043d5SPramod Kumar the ChipcommonG GPIO. Both controllers are supported by this driver. 48616043d5SPramod Kumar 49616043d5SPramod Kumar The Broadcom Stingray GPIO controllers are supported by this driver. 50616043d5SPramod Kumar 51616043d5SPramod Kumar All above SoCs GPIO controllers support basic PINCONF functions such 52b64333ceSRay Jui as bias pull up, pull down, and drive strength configurations, when 53b64333ceSRay Jui these pins are muxed to GPIO. 54b64333ceSRay Jui 55616043d5SPramod Kumar It provides the framework where pins from the individual GPIO can be 56616043d5SPramod Kumar individually muxed to GPIO function, through interaction with the 57616043d5SPramod Kumar SoCs IOMUX controller. This features could be used only on SoCs which 58616043d5SPramod Kumar support individual pin muxing. 59b64333ceSRay Jui 60cbd159edSRay Juiconfig PINCTRL_CYGNUS_MUX 61cbd159edSRay Jui bool "Broadcom Cygnus IOMUX driver" 62cbd159edSRay Jui depends on (ARCH_BCM_CYGNUS || COMPILE_TEST) 63cbd159edSRay Jui select PINMUX 64cbd159edSRay Jui select GENERIC_PINCONF 65cbd159edSRay Jui default ARCH_BCM_CYGNUS 66cbd159edSRay Jui help 67cbd159edSRay Jui Say yes here to enable the Broadcom Cygnus IOMUX driver. 68cbd159edSRay Jui 69cbd159edSRay Jui The Broadcom Cygnus IOMUX driver supports group based IOMUX 70cbd159edSRay Jui configuration, with the exception that certain individual pins 71cbd159edSRay Jui can be overrided to GPIO function 728bfcbbbcSYendapally Reddy Dhananjaya Reddy 738bfcbbbcSYendapally Reddy Dhananjaya Reddyconfig PINCTRL_NSP_GPIO 748bfcbbbcSYendapally Reddy Dhananjaya Reddy bool "Broadcom NSP GPIO (with PINCONF) driver" 758bfcbbbcSYendapally Reddy Dhananjaya Reddy depends on OF_GPIO && (ARCH_BCM_NSP || COMPILE_TEST) 768bfcbbbcSYendapally Reddy Dhananjaya Reddy select GPIOLIB_IRQCHIP 778bfcbbbcSYendapally Reddy Dhananjaya Reddy select PINCONF 788bfcbbbcSYendapally Reddy Dhananjaya Reddy select GENERIC_PINCONF 798bfcbbbcSYendapally Reddy Dhananjaya Reddy default ARCH_BCM_NSP 808bfcbbbcSYendapally Reddy Dhananjaya Reddy help 818bfcbbbcSYendapally Reddy Dhananjaya Reddy Say yes here to enable the Broadcom NSP GPIO driver. 828bfcbbbcSYendapally Reddy Dhananjaya Reddy 838bfcbbbcSYendapally Reddy Dhananjaya Reddy The Broadcom Northstar Plus SoC ChipcommonA GPIO controller is 848bfcbbbcSYendapally Reddy Dhananjaya Reddy supported by this driver. 858bfcbbbcSYendapally Reddy Dhananjaya Reddy 868bfcbbbcSYendapally Reddy Dhananjaya Reddy The ChipcommonA GPIO controller support basic PINCONF functions such 878bfcbbbcSYendapally Reddy Dhananjaya Reddy as bias pull up, pull down, and drive strength configurations, when 888bfcbbbcSYendapally Reddy Dhananjaya Reddy these pins are muxed to GPIO. 89b5aa1006SYendapally Reddy Dhananjaya Reddy 90b5aa1006SYendapally Reddy Dhananjaya Reddyconfig PINCTRL_NS2_MUX 91b5aa1006SYendapally Reddy Dhananjaya Reddy bool "Broadcom Northstar2 pinmux driver" 92b5aa1006SYendapally Reddy Dhananjaya Reddy depends on OF 93b5aa1006SYendapally Reddy Dhananjaya Reddy depends on ARCH_BCM_IPROC || COMPILE_TEST 94b5aa1006SYendapally Reddy Dhananjaya Reddy select PINMUX 95b5aa1006SYendapally Reddy Dhananjaya Reddy select GENERIC_PINCONF 96b5aa1006SYendapally Reddy Dhananjaya Reddy default ARM64 && ARCH_BCM_IPROC 97b5aa1006SYendapally Reddy Dhananjaya Reddy help 98b5aa1006SYendapally Reddy Dhananjaya Reddy Say yes here to enable the Broadcom NS2 MUX driver. 99b5aa1006SYendapally Reddy Dhananjaya Reddy 100b5aa1006SYendapally Reddy Dhananjaya Reddy The Broadcom Northstar2 IOMUX driver supports group based IOMUX 101b5aa1006SYendapally Reddy Dhananjaya Reddy configuration. 102