fdt: import bcm283x device tree sources from the linux kernel tree
authorFabian Vogt <fvogt@suse.com>
Mon, 26 Sep 2016 12:26:47 +0000 (14:26 +0200)
committerTom Rini <trini@konsulko.com>
Tue, 29 Nov 2016 01:09:49 +0000 (20:09 -0500)
This patch adds device trees for the bcm283x platform to be used with
OF_CONTROL. The version 4.8-rc7 of the linux kernel was used as source.

Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Signed-off-by: Fabian Vogt <fvogt@suse.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
15 files changed:
arch/arm/dts/Makefile
arch/arm/dts/bcm2835-rpi-a-plus.dts [new file with mode: 0644]
arch/arm/dts/bcm2835-rpi-a.dts [new file with mode: 0644]
arch/arm/dts/bcm2835-rpi-b-plus.dts [new file with mode: 0644]
arch/arm/dts/bcm2835-rpi-b-rev2.dts [new file with mode: 0644]
arch/arm/dts/bcm2835-rpi-b.dts [new file with mode: 0644]
arch/arm/dts/bcm2835-rpi.dtsi [new file with mode: 0644]
arch/arm/dts/bcm2835.dtsi [new file with mode: 0644]
arch/arm/dts/bcm2836-rpi-2-b.dts [new file with mode: 0644]
arch/arm/dts/bcm2836.dtsi [new file with mode: 0644]
arch/arm/dts/bcm2837-rpi-3-b.dts [new file with mode: 0644]
arch/arm/dts/bcm2837.dtsi [new file with mode: 0644]
arch/arm/dts/bcm283x-rpi-smsc9512.dtsi [new file with mode: 0644]
arch/arm/dts/bcm283x-rpi-smsc9514.dtsi [new file with mode: 0644]
arch/arm/dts/bcm283x.dtsi [new file with mode: 0644]

index ae47d8127ca06f9c1ed70a325c3964b80970815c..b2306dd81f087f17dca96390deaf293594ff776d 100644 (file)
@@ -303,6 +303,15 @@ dtb-$(CONFIG_SOC_KEYSTONE) += k2hk-evm.dtb \
 dtb-$(CONFIG_TARGET_SAMA5D2_XPLAINED) += \
        at91-sama5d2_xplained.dtb
 
+dtb-$(CONFIG_ARCH_BCM283X) += \
+       bcm2835-rpi-a-plus.dtb \
+       bcm2835-rpi-a.dtb \
+       bcm2835-rpi-b-plus.dtb \
+       bcm2835-rpi-b-rev2.dtb \
+       bcm2835-rpi-b.dtb \
+       bcm2836-rpi-2-b.dtb \
+       bcm2837-rpi-3-b.dtb
+
 targets += $(dtb-y)
 
 # Add any required device tree compiler flags here
diff --git a/arch/arm/dts/bcm2835-rpi-a-plus.dts b/arch/arm/dts/bcm2835-rpi-a-plus.dts
new file mode 100644 (file)
index 0000000..35ff4e7
--- /dev/null
@@ -0,0 +1,35 @@
+/dts-v1/;
+#include "bcm2835.dtsi"
+#include "bcm2835-rpi.dtsi"
+
+/ {
+       compatible = "raspberrypi,model-a-plus", "brcm,bcm2835";
+       model = "Raspberry Pi Model A+";
+
+       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>;
+       };
+};
+
+&hdmi {
+       hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
+};
diff --git a/arch/arm/dts/bcm2835-rpi-a.dts b/arch/arm/dts/bcm2835-rpi-a.dts
new file mode 100644 (file)
index 0000000..306a84e
--- /dev/null
@@ -0,0 +1,28 @@
+/dts-v1/;
+#include "bcm2835.dtsi"
+#include "bcm2835-rpi.dtsi"
+
+/ {
+       compatible = "raspberrypi,model-a", "brcm,bcm2835";
+       model = "Raspberry Pi Model A";
+
+       leds {
+               act {
+                       gpios = <&gpio 16 1>;
+               };
+       };
+};
+
+&gpio {
+       pinctrl-0 = <&gpioout &alt0 &i2s_alt2 &alt3>;
+
+       /* I2S interface */
+       i2s_alt2: i2s_alt2 {
+               brcm,pins = <28 29 30 31>;
+               brcm,function = <BCM2835_FSEL_ALT2>;
+       };
+};
+
+&hdmi {
+       hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
+};
diff --git a/arch/arm/dts/bcm2835-rpi-b-plus.dts b/arch/arm/dts/bcm2835-rpi-b-plus.dts
new file mode 100644 (file)
index 0000000..d5fdb8e
--- /dev/null
@@ -0,0 +1,36 @@
+/dts-v1/;
+#include "bcm2835.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-smsc9514.dtsi"
+
+/ {
+       compatible = "raspberrypi,model-b-plus", "brcm,bcm2835";
+       model = "Raspberry Pi Model B+";
+
+       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>;
+       };
+};
+
+&hdmi {
+       hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
+};
diff --git a/arch/arm/dts/bcm2835-rpi-b-rev2.dts b/arch/arm/dts/bcm2835-rpi-b-rev2.dts
new file mode 100644 (file)
index 0000000..bfc4bd9
--- /dev/null
@@ -0,0 +1,29 @@
+/dts-v1/;
+#include "bcm2835.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-smsc9512.dtsi"
+
+/ {
+       compatible = "raspberrypi,model-b-rev2", "brcm,bcm2835";
+       model = "Raspberry Pi Model B rev2";
+
+       leds {
+               act {
+                       gpios = <&gpio 16 1>;
+               };
+       };
+};
+
+&gpio {
+       pinctrl-0 = <&gpioout &alt0 &i2s_alt2 &alt3>;
+
+       /* I2S interface */
+       i2s_alt2: i2s_alt2 {
+               brcm,pins = <28 29 30 31>;
+               brcm,function = <BCM2835_FSEL_ALT2>;
+       };
+};
+
+&hdmi {
+       hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
+};
diff --git a/arch/arm/dts/bcm2835-rpi-b.dts b/arch/arm/dts/bcm2835-rpi-b.dts
new file mode 100644 (file)
index 0000000..0371bb7
--- /dev/null
@@ -0,0 +1,23 @@
+/dts-v1/;
+#include "bcm2835.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-smsc9512.dtsi"
+
+/ {
+       compatible = "raspberrypi,model-b", "brcm,bcm2835";
+       model = "Raspberry Pi Model B";
+
+       leds {
+               act {
+                       gpios = <&gpio 16 1>;
+               };
+       };
+};
+
+&gpio {
+       pinctrl-0 = <&gpioout &alt0 &alt3>;
+};
+
+&hdmi {
+       hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
+};
diff --git a/arch/arm/dts/bcm2835-rpi.dtsi b/arch/arm/dts/bcm2835-rpi.dtsi
new file mode 100644 (file)
index 0000000..e9b47b2
--- /dev/null
@@ -0,0 +1,86 @@
+#include <dt-bindings/power/raspberrypi-power.h>
+
+/ {
+       memory {
+               device_type = "memory";
+               reg = <0 0x10000000>;
+       };
+
+       leds {
+               compatible = "gpio-leds";
+
+               act {
+                       label = "ACT";
+                       default-state = "keep";
+                       linux,default-trigger = "heartbeat";
+               };
+       };
+
+       soc {
+               firmware: firmware {
+                       compatible = "raspberrypi,bcm2835-firmware";
+                       mboxes = <&mailbox>;
+               };
+
+               power: power {
+                       compatible = "raspberrypi,bcm2835-power";
+                       firmware = <&firmware>;
+                       #power-domain-cells = <1>;
+               };
+       };
+};
+
+&gpio {
+       pinctrl-names = "default";
+
+       gpioout: gpioout {
+               brcm,pins = <6>;
+               brcm,function = <BCM2835_FSEL_GPIO_OUT>;
+       };
+
+       alt0: alt0 {
+               brcm,pins = <0 1 2 3 4 5 7 8 9 10 11 14 15 40 45>;
+               brcm,function = <BCM2835_FSEL_ALT0>;
+       };
+
+       alt3: alt3 {
+               brcm,pins = <48 49 50 51 52 53>;
+               brcm,function = <BCM2835_FSEL_ALT3>;
+       };
+};
+
+&i2c0 {
+       status = "okay";
+       clock-frequency = <100000>;
+};
+
+&i2c1 {
+       status = "okay";
+       clock-frequency = <100000>;
+};
+
+&i2c2 {
+       status = "okay";
+};
+
+&sdhci {
+       status = "okay";
+       bus-width = <4>;
+};
+
+&pwm {
+       status = "okay";
+};
+
+&usb {
+       power-domains = <&power RPI_POWER_DOMAIN_USB>;
+};
+
+&v3d {
+       power-domains = <&power RPI_POWER_DOMAIN_V3D>;
+};
+
+&hdmi {
+       power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
+       status = "okay";
+};
diff --git a/arch/arm/dts/bcm2835.dtsi b/arch/arm/dts/bcm2835.dtsi
new file mode 100644 (file)
index 0000000..a78759e
--- /dev/null
@@ -0,0 +1,25 @@
+#include "bcm283x.dtsi"
+
+/ {
+       compatible = "brcm,bcm2835";
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               cpu@0 {
+                       device_type = "cpu";
+                       compatible = "arm,arm1176jzf-s";
+                       reg = <0x0>;
+               };
+       };
+
+       soc {
+               ranges = <0x7e000000 0x20000000 0x02000000>;
+               dma-ranges = <0x40000000 0x00000000 0x20000000>;
+
+               arm-pmu {
+                       compatible = "arm,arm1176-pmu";
+               };
+       };
+};
diff --git a/arch/arm/dts/bcm2836-rpi-2-b.dts b/arch/arm/dts/bcm2836-rpi-2-b.dts
new file mode 100644 (file)
index 0000000..29e1cfe
--- /dev/null
@@ -0,0 +1,40 @@
+/dts-v1/;
+#include "bcm2836.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm283x-rpi-smsc9514.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>;
+       };
+};
+
+&hdmi {
+       hpd-gpios = <&gpio 46 GPIO_ACTIVE_LOW>;
+};
diff --git a/arch/arm/dts/bcm2836.dtsi b/arch/arm/dts/bcm2836.dtsi
new file mode 100644 (file)
index 0000000..9d0651d
--- /dev/null
@@ -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>;
+};
diff --git a/arch/arm/dts/bcm2837-rpi-3-b.dts b/arch/arm/dts/bcm2837-rpi-3-b.dts
new file mode 100644 (file)
index 0000000..7841b72
--- /dev/null
@@ -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/dts/bcm2837.dtsi b/arch/arm/dts/bcm2837.dtsi
new file mode 100644 (file)
index 0000000..8216bbb
--- /dev/null
@@ -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>;
+};
diff --git a/arch/arm/dts/bcm283x-rpi-smsc9512.dtsi b/arch/arm/dts/bcm283x-rpi-smsc9512.dtsi
new file mode 100644 (file)
index 0000000..12c981e
--- /dev/null
@@ -0,0 +1,19 @@
+/ {
+       aliases {
+               ethernet = &ethernet;
+       };
+};
+
+&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/dts/bcm283x-rpi-smsc9514.dtsi b/arch/arm/dts/bcm283x-rpi-smsc9514.dtsi
new file mode 100644 (file)
index 0000000..3f0a56e
--- /dev/null
@@ -0,0 +1,19 @@
+/ {
+       aliases {
+               ethernet = &ethernet;
+       };
+};
+
+&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/dts/bcm283x.dtsi b/arch/arm/dts/bcm283x.dtsi
new file mode 100644 (file)
index 0000000..445624a
--- /dev/null
@@ -0,0 +1,321 @@
+#include <dt-bindings/pinctrl/bcm2835.h>
+#include <dt-bindings/clock/bcm2835.h>
+#include <dt-bindings/clock/bcm2835-aux.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/* This include file covers the common peripherals and configuration between
+ * bcm2835 and bcm2836 implementations, leaving the CPU configuration to
+ * bcm2835.dtsi and bcm2836.dtsi.
+ */
+
+/ {
+       compatible = "brcm,bcm2835";
+       model = "BCM2835";
+       interrupt-parent = <&intc>;
+       #address-cells = <1>;
+       #size-cells = <1>;
+
+       chosen {
+               bootargs = "earlyprintk console=ttyAMA0";
+       };
+
+       soc {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <1>;
+
+               timer@7e003000 {
+                       compatible = "brcm,bcm2835-system-timer";
+                       reg = <0x7e003000 0x1000>;
+                       interrupts = <1 0>, <1 1>, <1 2>, <1 3>;
+                       /* This could be a reference to BCM2835_CLOCK_TIMER,
+                        * but we don't have the driver using the common clock
+                        * support yet.
+                        */
+                       clock-frequency = <1000000>;
+               };
+
+               dma: dma@7e007000 {
+                       compatible = "brcm,bcm2835-dma";
+                       reg = <0x7e007000 0xf00>;
+                       interrupts = <1 16>,
+                                    <1 17>,
+                                    <1 18>,
+                                    <1 19>,
+                                    <1 20>,
+                                    <1 21>,
+                                    <1 22>,
+                                    <1 23>,
+                                    <1 24>,
+                                    <1 25>,
+                                    <1 26>,
+                                    /* dma channel 11-14 share one irq */
+                                    <1 27>,
+                                    <1 27>,
+                                    <1 27>,
+                                    <1 27>,
+                                    /* unused shared irq for all channels */
+                                    <1 28>;
+                       interrupt-names = "dma0",
+                                         "dma1",
+                                         "dma2",
+                                         "dma3",
+                                         "dma4",
+                                         "dma5",
+                                         "dma6",
+                                         "dma7",
+                                         "dma8",
+                                         "dma9",
+                                         "dma10",
+                                         "dma11",
+                                         "dma12",
+                                         "dma13",
+                                         "dma14",
+                                         "dma-shared-all";
+                       #dma-cells = <1>;
+                       brcm,dma-channel-mask = <0x7f35>;
+               };
+
+               intc: interrupt-controller@7e00b200 {
+                       compatible = "brcm,bcm2835-armctrl-ic";
+                       reg = <0x7e00b200 0x200>;
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               watchdog@7e100000 {
+                       compatible = "brcm,bcm2835-pm-wdt";
+                       reg = <0x7e100000 0x28>;
+               };
+
+               clocks: cprman@7e101000 {
+                       compatible = "brcm,bcm2835-cprman";
+                       #clock-cells = <1>;
+                       reg = <0x7e101000 0x2000>;
+
+                       /* CPRMAN derives everything from the platform's
+                        * oscillator.
+                        */
+                       clocks = <&clk_osc>;
+               };
+
+               rng@7e104000 {
+                       compatible = "brcm,bcm2835-rng";
+                       reg = <0x7e104000 0x10>;
+               };
+
+               mailbox: mailbox@7e00b800 {
+                       compatible = "brcm,bcm2835-mbox";
+                       reg = <0x7e00b880 0x40>;
+                       interrupts = <0 1>;
+                       #mbox-cells = <0>;
+               };
+
+               gpio: gpio@7e200000 {
+                       compatible = "brcm,bcm2835-gpio";
+                       reg = <0x7e200000 0xb4>;
+                       /*
+                        * The GPIO IP block is designed for 3 banks of GPIOs.
+                        * Each bank has a GPIO interrupt for itself.
+                        * There is an overall "any bank" interrupt.
+                        * In order, these are GIC interrupts 17, 18, 19, 20.
+                        * Since the BCM2835 only has 2 banks, the 2nd bank
+                        * interrupt output appears to be mirrored onto the
+                        * 3rd bank's interrupt signal.
+                        * So, a bank0 interrupt shows up on 17, 20, and
+                        * a bank1 interrupt shows up on 18, 19, 20!
+                        */
+                       interrupts = <2 17>, <2 18>, <2 19>, <2 20>;
+
+                       gpio-controller;
+                       #gpio-cells = <2>;
+
+                       interrupt-controller;
+                       #interrupt-cells = <2>;
+               };
+
+               uart0: serial@7e201000 {
+                       compatible = "brcm,bcm2835-pl011", "arm,pl011", "arm,primecell";
+                       reg = <0x7e201000 0x1000>;
+                       interrupts = <2 25>;
+                       clocks = <&clocks BCM2835_CLOCK_UART>,
+                                <&clocks BCM2835_CLOCK_VPU>;
+                       clock-names = "uartclk", "apb_pclk";
+                       arm,primecell-periphid = <0x00241011>;
+               };
+
+               i2s: i2s@7e203000 {
+                       compatible = "brcm,bcm2835-i2s";
+                       reg = <0x7e203000 0x20>,
+                             <0x7e101098 0x02>;
+
+                       dmas = <&dma 2>,
+                              <&dma 3>;
+                       dma-names = "tx", "rx";
+                       status = "disabled";
+               };
+
+               spi: spi@7e204000 {
+                       compatible = "brcm,bcm2835-spi";
+                       reg = <0x7e204000 0x1000>;
+                       interrupts = <2 22>;
+                       clocks = <&clocks BCM2835_CLOCK_VPU>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
+               i2c0: i2c@7e205000 {
+                       compatible = "brcm,bcm2835-i2c";
+                       reg = <0x7e205000 0x1000>;
+                       interrupts = <2 21>;
+                       clocks = <&clocks BCM2835_CLOCK_VPU>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
+               pixelvalve@7e206000 {
+                       compatible = "brcm,bcm2835-pixelvalve0";
+                       reg = <0x7e206000 0x100>;
+                       interrupts = <2 13>; /* pwa0 */
+               };
+
+               pixelvalve@7e207000 {
+                       compatible = "brcm,bcm2835-pixelvalve1";
+                       reg = <0x7e207000 0x100>;
+                       interrupts = <2 14>; /* pwa1 */
+               };
+
+               aux: aux@0x7e215000 {
+                       compatible = "brcm,bcm2835-aux";
+                       #clock-cells = <1>;
+                       reg = <0x7e215000 0x8>;
+                       clocks = <&clocks BCM2835_CLOCK_VPU>;
+               };
+
+               uart1: serial@7e215040 {
+                       compatible = "brcm,bcm2835-aux-uart";
+                       reg = <0x7e215040 0x40>;
+                       interrupts = <1 29>;
+                       clocks = <&aux BCM2835_AUX_CLOCK_UART>;
+                       status = "disabled";
+               };
+
+               spi1: spi@7e215080 {
+                       compatible = "brcm,bcm2835-aux-spi";
+                       reg = <0x7e215080 0x40>;
+                       interrupts = <1 29>;
+                       clocks = <&aux BCM2835_AUX_CLOCK_SPI1>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
+               spi2: spi@7e2150c0 {
+                       compatible = "brcm,bcm2835-aux-spi";
+                       reg = <0x7e2150c0 0x40>;
+                       interrupts = <1 29>;
+                       clocks = <&aux BCM2835_AUX_CLOCK_SPI2>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
+               pwm: pwm@7e20c000 {
+                       compatible = "brcm,bcm2835-pwm";
+                       reg = <0x7e20c000 0x28>;
+                       clocks = <&clocks BCM2835_CLOCK_PWM>;
+                       assigned-clocks = <&clocks BCM2835_CLOCK_PWM>;
+                       assigned-clock-rates = <10000000>;
+                       #pwm-cells = <2>;
+                       status = "disabled";
+               };
+
+               sdhci: sdhci@7e300000 {
+                       compatible = "brcm,bcm2835-sdhci";
+                       reg = <0x7e300000 0x100>;
+                       interrupts = <2 30>;
+                       clocks = <&clocks BCM2835_CLOCK_EMMC>;
+                       status = "disabled";
+               };
+
+               hvs@7e400000 {
+                       compatible = "brcm,bcm2835-hvs";
+                       reg = <0x7e400000 0x6000>;
+                       interrupts = <2 1>;
+               };
+
+               i2c1: i2c@7e804000 {
+                       compatible = "brcm,bcm2835-i2c";
+                       reg = <0x7e804000 0x1000>;
+                       interrupts = <2 21>;
+                       clocks = <&clocks BCM2835_CLOCK_VPU>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
+               i2c2: i2c@7e805000 {
+                       compatible = "brcm,bcm2835-i2c";
+                       reg = <0x7e805000 0x1000>;
+                       interrupts = <2 21>;
+                       clocks = <&clocks BCM2835_CLOCK_VPU>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+               };
+
+               pixelvalve@7e807000 {
+                       compatible = "brcm,bcm2835-pixelvalve2";
+                       reg = <0x7e807000 0x100>;
+                       interrupts = <2 10>; /* pixelvalve */
+               };
+
+               hdmi: hdmi@7e902000 {
+                       compatible = "brcm,bcm2835-hdmi";
+                       reg = <0x7e902000 0x600>,
+                             <0x7e808000 0x100>;
+                       interrupts = <2 8>, <2 9>;
+                       ddc = <&i2c2>;
+                       clocks = <&clocks BCM2835_PLLH_PIX>,
+                                <&clocks BCM2835_CLOCK_HSM>;
+                       clock-names = "pixel", "hdmi";
+                       status = "disabled";
+               };
+
+               usb: usb@7e980000 {
+                       compatible = "brcm,bcm2835-usb";
+                       reg = <0x7e980000 0x10000>;
+                       interrupts = <1 9>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+               };
+
+               v3d: v3d@7ec00000 {
+                       compatible = "brcm,bcm2835-v3d";
+                       reg = <0x7ec00000 0x1000>;
+                       interrupts = <1 10>;
+               };
+
+               vc4: gpu {
+                       compatible = "brcm,bcm2835-vc4";
+               };
+       };
+
+       clocks {
+               compatible = "simple-bus";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               /* The oscillator is the root of the clock tree. */
+               clk_osc: clock@3 {
+                       compatible = "fixed-clock";
+                       reg = <3>;
+                       #clock-cells = <0>;
+                       clock-output-names = "osc";
+                       clock-frequency = <19200000>;
+               };
+
+       };
+};