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pinctrl: cygnus: add initial IOMUX driver support

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This adds the initial driver support for the Broadcom Cygnus IOMUX
controller. The Cygnus IOMUX controller supports group based mux
configuration but allows certain pins to be muxed to GPIO individually

Signed-off-by: Ray Jui <rjui@broadcom.com>
Reviewed-by: Scott Branden <sbranden@broadcom.com>
Tested-by: Dmitry Torokhov <dtor@chromium.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Ray Jui 2015-03-04 16:35:51 -08:00 committed by Linus Walleij
parent 3e16de16fa
commit cbd159ed4f
3 changed files with 1038 additions and 2 deletions
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13
drivers/pinctrl/bcm/Kconfig
View file

@ -19,3 +19,16 @@ config PINCTRL_BCM2835
bool
select PINMUX
select PINCONF
config PINCTRL_CYGNUS_MUX
bool "Broadcom Cygnus IOMUX driver"
depends on (ARCH_BCM_CYGNUS || COMPILE_TEST)
select PINMUX
select GENERIC_PINCONF
default ARCH_BCM_CYGNUS
help
Say yes here to enable the Broadcom Cygnus IOMUX driver.
The Broadcom Cygnus IOMUX driver supports group based IOMUX
configuration, with the exception that certain individual pins
can be overrided to GPIO function

5
drivers/pinctrl/bcm/Makefile
View file

@ -1,4 +1,5 @@
# Broadcom pinctrl support
obj-$(CONFIG_PINCTRL_BCM281XX) += pinctrl-bcm281xx.o
obj-$(CONFIG_PINCTRL_BCM2835) += pinctrl-bcm2835.o
obj-$(CONFIG_PINCTRL_BCM281XX) += pinctrl-bcm281xx.o
obj-$(CONFIG_PINCTRL_BCM2835) += pinctrl-bcm2835.o
obj-$(CONFIG_PINCTRL_CYGNUS_MUX) += pinctrl-cygnus-mux.o

1022
drivers/pinctrl/bcm/pinctrl-cygnus-mux.c Normal file
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