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bcm2835_gpio: add bcm2835 gpio controller

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This adds the BCM2835 GPIO controller.

It currently implements:
- The 54 GPIOs as outputs (qemu_irq)
- The SD controller selection via alternate function of GPIOs 48-53

Signed-off-by: Clement Deschamps <clement.deschamps@antfield.fr>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1488293711-14195-4-git-send-email-peter.maydell@linaro.org
Message-id: 20170224164021.9066-4-clement.deschamps@antfield.fr
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Clement Deschamps 2017-02-28 14:55:10 +00:00 • committed by Peter Maydell
parent 97fb87cc5d
commit d72fc9dcb1
3 changed files with 393 additions and 0 deletions
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1
hw/gpio/Makefile.objs
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@ -7,3 +7,4 @@ common-obj-$(CONFIG_GPIO_KEY) += gpio_key.o
obj-$(CONFIG_OMAP) += omap_gpio.o
obj-$(CONFIG_IMX) += imx_gpio.o
obj-$(CONFIG_RASPI) += bcm2835_gpio.o