diff options
| author | Stefan Wahren <stefan.wahren@i2se.com> | 2016-08-21 15:10:03 +0000 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2016-08-24 13:33:19 -0700 |
| commit | c8336249c1eeca288919e3286f7dd03ae1d8ceae (patch) | |
| tree | 3eebda977177ec01bf7149f40de43f3ffb2688ac /arch/arm/boot/dts/bcm2835-rpi-zero.dts | |
| parent | 33fdf6fd764ed7deea87094f30d7d3dc76e154de (diff) | |
| download | lwn-c8336249c1eeca288919e3286f7dd03ae1d8ceae.tar.gz lwn-c8336249c1eeca288919e3286f7dd03ae1d8ceae.zip | |
ARM: dts: bcm2835: Add Raspberry Pi Zero
The Raspberry Pi Zero is a minified version of model A+. It's
notable there is no PWR LED and the ACT LED is inverted.
Additionally the Pi Zero is capable of the USB peripheral mode.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'arch/arm/boot/dts/bcm2835-rpi-zero.dts')
| -rw-r--r-- | arch/arm/boot/dts/bcm2835-rpi-zero.dts | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/bcm2835-rpi-zero.dts b/arch/arm/boot/dts/bcm2835-rpi-zero.dts new file mode 100644 index 000000000000..60e359fafc5b --- /dev/null +++ b/arch/arm/boot/dts/bcm2835-rpi-zero.dts @@ -0,0 +1,40 @@ +/* + * Copyright (C) 2016 Stefan Wahren <stefan.wahren@i2se.com> + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +#include "bcm2835.dtsi" +#include "bcm2835-rpi.dtsi" +#include "bcm283x-rpi-usb-host.dtsi" + +/ { + compatible = "raspberrypi,model-zero", "brcm,bcm2835"; + model = "Raspberry Pi Zero"; + + leds { + act { + gpios = <&gpio 47 GPIO_ACTIVE_HIGH>; + }; + }; +}; + +&gpio { + pinctrl-0 = <&gpioout &alt0 &i2s_alt0 &alt3>; + + /* I2S interface */ + i2s_alt0: i2s_alt0 { + brcm,pins = <18 19 20 21>; + brcm,function = <BCM2835_FSEL_ALT0>; + }; +}; + +&hdmi { + hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>; +}; |