Ray Jui | b17f2f9 | 2015-03-04 16:35:49 -0800 | [diff] [blame] | 1 | # |
| 2 | # Broadcom pinctrl drivers |
| 3 | # |
| 4 | |
| 5 | config PINCTRL_BCM281XX |
| 6 | bool "Broadcom BCM281xx pinctrl driver" |
| 7 | depends on OF && (ARCH_BCM_MOBILE || COMPILE_TEST) |
| 8 | select PINMUX |
| 9 | select PINCONF |
| 10 | select GENERIC_PINCONF |
| 11 | select REGMAP_MMIO |
Florian Fainelli | 652da824 | 2015-12-01 17:41:30 -0800 | [diff] [blame] | 12 | default ARCH_BCM_MOBILE |
Ray Jui | b17f2f9 | 2015-03-04 16:35:49 -0800 | [diff] [blame] | 13 | help |
| 14 | Say Y here to support Broadcom BCM281xx pinctrl driver, which is used |
| 15 | for the BCM281xx SoC family, including BCM11130, BCM11140, BCM11351, |
| 16 | BCM28145, and BCM28155 SoCs. This driver requires the pinctrl |
| 17 | framework. GPIO is provided by a separate GPIO driver. |
| 18 | |
| 19 | config PINCTRL_BCM2835 |
| 20 | bool |
| 21 | select PINMUX |
| 22 | select PINCONF |
Ray Jui | cbd159e | 2015-03-04 16:35:51 -0800 | [diff] [blame] | 23 | |
Pramod Kumar | 616043d | 2015-11-19 09:22:19 +0530 | [diff] [blame] | 24 | config PINCTRL_IPROC_GPIO |
| 25 | bool "Broadcom iProc GPIO (with PINCONF) driver" |
| 26 | depends on OF_GPIO && (ARCH_BCM_IPROC || COMPILE_TEST) |
Ray Jui | b64333c | 2015-03-09 13:45:00 -0700 | [diff] [blame] | 27 | select GPIOLIB_IRQCHIP |
| 28 | select PINCONF |
| 29 | select GENERIC_PINCONF |
Pramod Kumar | 616043d | 2015-11-19 09:22:19 +0530 | [diff] [blame] | 30 | default ARCH_BCM_IPROC |
Ray Jui | b64333c | 2015-03-09 13:45:00 -0700 | [diff] [blame] | 31 | help |
Pramod Kumar | 616043d | 2015-11-19 09:22:19 +0530 | [diff] [blame] | 32 | Say yes here to enable the Broadcom iProc GPIO driver. |
| 33 | |
| 34 | The Broadcom iProc based SoCs- Cygnus, NS2, NSP and Stingray, use |
| 35 | same GPIO Controller IP hence this driver could be used for all. |
Ray Jui | b64333c | 2015-03-09 13:45:00 -0700 | [diff] [blame] | 36 | |
| 37 | The Broadcom Cygnus SoC has 3 GPIO controllers including the ASIU |
| 38 | GPIO controller (ASIU), the chipCommonG GPIO controller (CCM), and |
| 39 | the always-ON GPIO controller (CRMU/AON). All 3 GPIO controllers are |
| 40 | supported by this driver. |
| 41 | |
Pramod Kumar | 616043d | 2015-11-19 09:22:19 +0530 | [diff] [blame] | 42 | The Broadcom NSP has two GPIO controllers including the ChipcommonA |
| 43 | GPIO, the ChipcommonB GPIO. Later controller is supported by this |
| 44 | driver. |
| 45 | |
| 46 | The Broadcom NS2 has two GPIO controller including the CRMU GPIO, |
| 47 | the ChipcommonG GPIO. Both controllers are supported by this driver. |
| 48 | |
| 49 | The Broadcom Stingray GPIO controllers are supported by this driver. |
| 50 | |
| 51 | All above SoCs GPIO controllers support basic PINCONF functions such |
Ray Jui | b64333c | 2015-03-09 13:45:00 -0700 | [diff] [blame] | 52 | as bias pull up, pull down, and drive strength configurations, when |
| 53 | these pins are muxed to GPIO. |
| 54 | |
Pramod Kumar | 616043d | 2015-11-19 09:22:19 +0530 | [diff] [blame] | 55 | It provides the framework where pins from the individual GPIO can be |
| 56 | individually muxed to GPIO function, through interaction with the |
| 57 | SoCs IOMUX controller. This features could be used only on SoCs which |
| 58 | support individual pin muxing. |
Ray Jui | b64333c | 2015-03-09 13:45:00 -0700 | [diff] [blame] | 59 | |
Ray Jui | cbd159e | 2015-03-04 16:35:51 -0800 | [diff] [blame] | 60 | config PINCTRL_CYGNUS_MUX |
| 61 | bool "Broadcom Cygnus IOMUX driver" |
| 62 | depends on (ARCH_BCM_CYGNUS || COMPILE_TEST) |
| 63 | select PINMUX |
| 64 | select GENERIC_PINCONF |
| 65 | default ARCH_BCM_CYGNUS |
| 66 | help |
| 67 | Say yes here to enable the Broadcom Cygnus IOMUX driver. |
| 68 | |
| 69 | The Broadcom Cygnus IOMUX driver supports group based IOMUX |
| 70 | configuration, with the exception that certain individual pins |
| 71 | can be overrided to GPIO function |
Yendapally Reddy Dhananjaya Reddy | 8bfcbbb | 2015-12-04 12:11:42 -0500 | [diff] [blame] | 72 | |
| 73 | config PINCTRL_NSP_GPIO |
| 74 | bool "Broadcom NSP GPIO (with PINCONF) driver" |
| 75 | depends on OF_GPIO && (ARCH_BCM_NSP || COMPILE_TEST) |
| 76 | select GPIOLIB_IRQCHIP |
| 77 | select PINCONF |
| 78 | select GENERIC_PINCONF |
| 79 | default ARCH_BCM_NSP |
| 80 | help |
| 81 | Say yes here to enable the Broadcom NSP GPIO driver. |
| 82 | |
| 83 | The Broadcom Northstar Plus SoC ChipcommonA GPIO controller is |
| 84 | supported by this driver. |
| 85 | |
| 86 | The ChipcommonA GPIO controller support basic PINCONF functions such |
| 87 | as bias pull up, pull down, and drive strength configurations, when |
| 88 | these pins are muxed to GPIO. |