From da77f737f9f5a487f3a1f80f8546585ee18cd7b9 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 4 Mar 2016 10:39:28 -0800 Subject: [PATCH 27/36] dt-bindings: Add root properties for Raspberry Pi 3 Signed-off-by: Eric Anholt Acked-by: Rob Herring --- Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt index 11d3056..6ffe087 100644 --- a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm2835.txt @@ -30,6 +30,10 @@ Raspberry Pi 2 Model B Required root node properties: compatible = "raspberrypi,2-model-b", "brcm,bcm2836"; +Raspberry Pi 3 Model B +Required root node properties: +compatible = "raspberrypi,3-model-b", "brcm,bcm2837"; + Raspberry Pi Compute Module Required root node properties: compatible = "raspberrypi,compute-module", "brcm,bcm2835"; -- 2.7.3 From a2858804c7f5f4585b718543236b7ba3b3ec813a Mon Sep 17 00:00:00 2001 From: Peter Robinson Date: Mon, 29 Aug 2016 09:14:15 +0100 Subject: [PATCH] ARM: bcm283x: Add devicetree for the Raspberry Pi 3. For now this doesn't support the new hardware present on the Pi 3 (BT, wifi, GPIO expander). Rebased to the patch that went upstream for ARM64 Signed-off-by: Peter Robinson --- arch/arm/boot/dts/Makefile | 3 +- arch/arm/boot/dts/bcm2837-rpi-3-b.dts | 30 ++++++++++++++ arch/arm/boot/dts/bcm2837.dtsi | 76 +++++++++++++++++++++++++++++++++++ 3 files changed, 108 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/bcm2837-rpi-3-b.dts create mode 100644 arch/arm/boot/dts/bcm2837.dtsi diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index faacd52..ec41888 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -69,7 +69,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += \ bcm2835-rpi-b-rev2.dtb \ bcm2835-rpi-b-plus.dtb \ bcm2835-rpi-a-plus.dtb \ - bcm2836-rpi-2-b.dtb + bcm2836-rpi-2-b.dtb \ + bcm2837-rpi-3-b.dtb dtb-$(CONFIG_ARCH_BCM_5301X) += \ bcm4708-asus-rt-ac56u.dtb \ bcm4708-asus-rt-ac68u.dtb \ diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts new file mode 100644 index 0000000..7841b72 --- /dev/null +++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts @@ -0,0 +1,30 @@ +/dts-v1/; +#include "bcm2837.dtsi" +#include "bcm2835-rpi.dtsi" +#include "bcm283x-rpi-smsc9514.dtsi" + +/ { + compatible = "raspberrypi,3-model-b", "brcm,bcm2837"; + model = "Raspberry Pi 3 Model B"; + + memory { + reg = <0 0x40000000>; + }; + + leds { + act { + gpios = <&gpio 47 0>; + }; + + pwr { + label = "PWR"; + gpios = <&gpio 35 0>; + default-state = "keep"; + linux,default-trigger = "default-on"; + }; + }; +}; + +&uart1 { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/bcm2837.dtsi b/arch/arm/boot/dts/bcm2837.dtsi new file mode 100644 index 0000000..8216bbb --- /dev/null +++ b/arch/arm/boot/dts/bcm2837.dtsi @@ -0,0 +1,76 @@ +#include "bcm283x.dtsi" + +/ { + compatible = "brcm,bcm2836"; + + soc { + ranges = <0x7e000000 0x3f000000 0x1000000>, + <0x40000000 0x40000000 0x00001000>; + dma-ranges = <0xc0000000 0x00000000 0x3f000000>; + + local_intc: local_intc { + compatible = "brcm,bcm2836-l1-intc"; + reg = <0x40000000 0x100>; + interrupt-controller; + #interrupt-cells = <1>; + interrupt-parent = <&local_intc>; + }; + }; + + timer { + compatible = "arm,armv7-timer"; + interrupt-parent = <&local_intc>; + interrupts = <0>, // PHYS_SECURE_PPI + <1>, // PHYS_NONSECURE_PPI + <3>, // VIRT_PPI + <2>; // HYP_PPI + always-on; + }; + + cpus: cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0>; + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x000000d8>; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <1>; + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x000000e0>; + }; + + cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <2>; + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x000000e8>; + }; + + cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <3>; + enable-method = "spin-table"; + cpu-release-addr = <0x0 0x000000f0>; + }; + }; +}; + +/* Make the BCM2835-style global interrupt controller be a child of the + * CPU-local interrupt controller. + */ +&intc { + compatible = "brcm,bcm2836-armctrl-ic"; + reg = <0x7e00b200 0x200>; + interrupt-parent = <&local_intc>; + interrupts = <8>; +}; -- 2.9.3 From fc07a6d394f41a98f839507580082184ac684912 Mon Sep 17 00:00:00 2001 From: Lubomir Rintel Date: Mon, 2 May 2016 09:06:51 +0200 Subject: [PATCH 1/2] ARM: bcm2835: dt: Add the ethernet to the device trees The hub and the ethernet in its port 1 are hardwired on the board. Compared to the adapters that can be plugged into the USB ports, this one has no serial EEPROM to store its MAC. Nevertheless, the Raspberry Pi has the MAC address for this adapter in its ROM, accessible from its firmware. U-Boot can read out the address and set the local-mac-address property of the node with "ethernet" alias. Let's add the node so that U-Boot can do its business. Model B rev2 and Model B+ entries were verified by me, the hierarchy and pid/vid pair for the Version 2 was provided by Peter Chen. Original Model B is a blind shot, though very likely correct. Signed-off-by: Lubomir Rintel Acked-by: Stephen Warren Signed-off-by: Eric Anholt --- arch/arm/boot/dts/bcm2835-rpi-b-plus.dts | 1 + arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts | 1 + arch/arm/boot/dts/bcm2835-rpi-b.dts | 1 + arch/arm/boot/dts/bcm2836-rpi-2-b.dts | 1 + arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi | 19 +++++++++++++++++++ arch/arm/boot/dts/bcm283x-rpi-smsc9514.dtsi | 19 +++++++++++++++++++ arch/arm/boot/dts/bcm283x.dtsi | 2 ++ 7 files changed, 44 insertions(+) create mode 100644 arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi create mode 100644 arch/arm/boot/dts/bcm283x-rpi-smsc9514.dtsi diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts index 57d313b..d5fdb8e 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts @@ -1,6 +1,7 @@ /dts-v1/; #include "bcm2835.dtsi" #include "bcm2835-rpi.dtsi" +#include "bcm283x-rpi-smsc9514.dtsi" / { compatible = "raspberrypi,model-b-plus", "brcm,bcm2835"; diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts index cf2774e..bfc4bd9 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b-rev2.dts @@ -1,6 +1,7 @@ /dts-v1/; #include "bcm2835.dtsi" #include "bcm2835-rpi.dtsi" +#include "bcm283x-rpi-smsc9512.dtsi" / { compatible = "raspberrypi,model-b-rev2", "brcm,bcm2835"; diff --git a/arch/arm/boot/dts/bcm2835-rpi-b.dts b/arch/arm/boot/dts/bcm2835-rpi-b.dts index 8b15f9c..0371bb7 100644 --- a/arch/arm/boot/dts/bcm2835-rpi-b.dts +++ b/arch/arm/boot/dts/bcm2835-rpi-b.dts @@ -1,6 +1,7 @@ /dts-v1/; #include "bcm2835.dtsi" #include "bcm2835-rpi.dtsi" +#include "bcm283x-rpi-smsc9512.dtsi" / { compatible = "raspberrypi,model-b", "brcm,bcm2835"; diff --git a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts index c4743f4..29e1cfe 100644 --- a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts +++ b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts @@ -1,6 +1,7 @@ /dts-v1/; #include "bcm2836.dtsi" #include "bcm2835-rpi.dtsi" +#include "bcm283x-rpi-smsc9514.dtsi" / { compatible = "raspberrypi,2-model-b", "brcm,bcm2836"; diff --git a/arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi b/arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi new file mode 100644 index 0000000..12c981e --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-smsc9512.dtsi @@ -0,0 +1,19 @@ +/ { + aliases { + ethernet = ðernet; + }; +}; + +&usb { + usb1@1 { + compatible = "usb424,9512"; + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + ethernet: usbether@1 { + compatible = "usb424,ec00"; + reg = <1>; + }; + }; +}; diff --git a/arch/arm/boot/dts/bcm283x-rpi-smsc9514.dtsi b/arch/arm/boot/dts/bcm283x-rpi-smsc9514.dtsi new file mode 100644 index 0000000..3f0a56e --- /dev/null +++ b/arch/arm/boot/dts/bcm283x-rpi-smsc9514.dtsi @@ -0,0 +1,19 @@ +/ { + aliases { + ethernet = ðernet; + }; +}; + +&usb { + usb1@1 { + compatible = "usb424,9514"; + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + ethernet: usbether@1 { + compatible = "usb424,ec00"; + reg = <1>; + }; + }; +}; diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi index 10b27b9..b982522 100644 --- a/arch/arm/boot/dts/bcm283x.dtsi +++ b/arch/arm/boot/dts/bcm283x.dtsi @@ -287,6 +287,8 @@ compatible = "brcm,bcm2835-usb"; reg = <0x7e980000 0x10000>; interrupts = <1 9>; + #address-cells = <1>; + #size-cells = <0>; }; v3d: v3d@7ec00000 { -- 2.9.3