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This pull request brings in support for Raspberry Pi Zero. 

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Merge tag 'bcm2835-dt-next-2016-08-29' into devicetree/next

This pull request brings in support for Raspberry Pi Zero.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Florian Fainelli 2016-08-30 20:02:04 -07:00
parent 2f8bc002e0 c8336249c1
commit 7260ecd22b
11 changed files with 64 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt
View File

@ -38,6 +38,10 @@ Raspberry Pi Compute Module
Required root node properties:
compatible = "raspberrypi,compute-module", "brcm,bcm2835";
Raspberry Pi Zero
Required root node properties:
compatible = "raspberrypi,model-zero", "brcm,bcm2835";
Generic BCM2835 board
Required root node properties:
compatible = "brcm,bcm2835";

3
arch/arm/boot/dts/Makefile
View File

@ -69,7 +69,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
bcm2835-rpi-b-rev2.dtb \
bcm2835-rpi-b-plus.dtb \
bcm2835-rpi-a-plus.dtb \
bcm2836-rpi-2-b.dtb
bcm2836-rpi-2-b.dtb \
bcm2835-rpi-zero.dtb
dtb-$(CONFIG_ARCH_BCM_5301X) += \
bcm4708-asus-rt-ac56u.dtb \
bcm4708-asus-rt-ac68u.dtb \

1
arch/arm/boot/dts/bcm2835-rpi-a-plus.dts
View File

@ -1,6 +1,7 @@
/dts-v1/;
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,model-a-plus", "brcm,bcm2835";

1
arch/arm/boot/dts/bcm2835-rpi-a.dts
View File

@ -1,6 +1,7 @@
/dts-v1/;
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,model-a", "brcm,bcm2835";

1
arch/arm/boot/dts/bcm2835-rpi-b-plus.dts
View File

@ -2,6 +2,7 @@
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
#include "bcm283x-rpi-smsc9514.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,model-b-plus", "brcm,bcm2835";

1
arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts
View File

@ -2,6 +2,7 @@
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
#include "bcm283x-rpi-smsc9512.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,model-b-rev2", "brcm,bcm2835";

1
arch/arm/boot/dts/bcm2835-rpi-b.dts
View File

@ -2,6 +2,7 @@
#include "bcm2835.dtsi"
#include "bcm2835-rpi.dtsi"
#include "bcm283x-rpi-smsc9512.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,model-b", "brcm,bcm2835";

40
arch/arm/boot/dts/bcm2835-rpi-zero.dts Normal file
View File

@ -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>;
};

1
arch/arm/boot/dts/bcm2836-rpi-2-b.dts
View File

@ -2,6 +2,7 @@
#include "bcm2836.dtsi"
#include "bcm2835-rpi.dtsi"
#include "bcm283x-rpi-smsc9514.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
/ {
compatible = "raspberrypi,2-model-b", "brcm,bcm2836";

3
arch/arm/boot/dts/bcm283x-rpi-usb-host.dtsi Normal file
View File

@ -0,0 +1,3 @@
&usb {
dr_mode = "host";
};

9
arch/arm/boot/dts/bcm283x.dtsi
View File

@ -289,6 +289,8 @@ usb: usb@7e980000 {
interrupts = <1 9>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&clk_usb>;
clock-names = "otg";
};
v3d: v3d@7ec00000 {
@ -316,5 +318,12 @@ clk_osc: clock@3 {
clock-frequency = <19200000>;
};
clk_usb: clock@4 {
compatible = "fixed-clock";
reg = <4>;
#clock-cells = <0>;
clock-output-names = "otg";
clock-frequency = <480000000>;
};
};
};