diff options
| -rw-r--r-- | arch/arm/boot/dts/Makefile | 3 | ||||
| -rw-r--r-- | arch/arm/boot/dts/bcm2836-rpi-2-b.dts | 35 | ||||
| -rw-r--r-- | arch/arm/boot/dts/bcm2836.dtsi | 78 |
3 files changed, 115 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index f70d4c1c49e4..a4a6d70e8b26 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -62,7 +62,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += \ bcm2835-rpi-b.dtb \ bcm2835-rpi-b-rev2.dtb \ bcm2835-rpi-b-plus.dtb \ - bcm2835-rpi-a-plus.dtb + bcm2835-rpi-a-plus.dtb \ + bcm2836-rpi-2-b.dtb dtb-$(CONFIG_ARCH_BCM_5301X) += \ bcm4708-asus-rt-ac56u.dtb \ bcm4708-asus-rt-ac68u.dtb \ diff --git a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts new file mode 100644 index 000000000000..ff946661bd13 --- /dev/null +++ b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts @@ -0,0 +1,35 @@ +/dts-v1/; +#include "bcm2836.dtsi" +#include "bcm2835-rpi.dtsi" + +/ { + compatible = "raspberrypi,2-model-b", "brcm,bcm2836"; + model = "Raspberry Pi 2 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"; + }; + }; +}; + +&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>; + }; +}; diff --git a/arch/arm/boot/dts/bcm2836.dtsi b/arch/arm/boot/dts/bcm2836.dtsi new file mode 100644 index 000000000000..9d0651d8f373 --- /dev/null +++ b/arch/arm/boot/dts/bcm2836.dtsi @@ -0,0 +1,78 @@ +#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>; + }; + + arm-pmu { + compatible = "arm,cortex-a7-pmu"; + interrupt-parent = <&local_intc>; + interrupts = <9>; + }; + }; + + 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>; + + v7_cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0xf00>; + clock-frequency = <800000000>; + }; + + v7_cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0xf01>; + clock-frequency = <800000000>; + }; + + v7_cpu2: cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0xf02>; + clock-frequency = <800000000>; + }; + + v7_cpu3: cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0xf03>; + clock-frequency = <800000000>; + }; + }; +}; + +/* 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>; +}; |