#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>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/soc/bcm2835-pm.h>
/* firmware-provided startup stubs live here, where the secondary CPUs are
* spinning.
*/
/memreserve/ 0x00000000 0x00001000;
/* 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";
#address-cells = <1>;
#size-cells = <1>;
aliases {
serial0 = &uart0;
serial1 = &uart1;
};
chosen {
stdout-path = "serial0:115200n8";
};
rmem: reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
cma: linux,cma {
compatible = "shared-dma-pool";
size = <0x4000000>; /* 64MB */
reusable;
linux,cma-default;
};
};
thermal-zones {
cpu_thermal: cpu-thermal {
polling-delay-passive = <0>;
polling-delay = <1000>;
trips {
cpu-crit {
temperature = <90000>;
hysteresis = <0>;
type = "critical";
};
};
cooling-maps {
};
};
};
soc {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
system_timer: 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>;
};
txp: txp@7e004000 {
compatible = "brcm,bcm2835-txp";
reg = <0x7e004000 0x20>;
interrupts = <1 11>;
};
clocks: cprman@7e101000 {
compatible = "brcm,bcm2835-cprman";
#clock-cells = <1>;
reg = <0x7e101000 0x2000>;
/* CPRMAN derives almost everything from the
* platform's oscillator. However, the DSI
* pixel clocks come from the DSI analog PHY.
*/
clocks = <&clk_osc>,
<&dsi0 0>, <&dsi0 1>, <&dsi0 2>,
<&dsi1 0>, <&dsi1 1>, <&dsi1 2>;
};
mailbox: mailbox@7e00b880 {
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>;
gpio-ranges = <&gpio 0 0 54>;
/* Defines common pin muxing groups
*
* While each pin can have its mux selected
* for various functions individually, some
* groups only make sense to switch to a
* particular function together.
*/
dpi_gpio0: dpi-gpio0 {
brcm,pins = <0 1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19
20 21 22 23 24 25 26 27>;
brcm,function = <BCM2835_FSEL_ALT2>;
};
emmc_gpio22: emmc-gpio22 {
brcm,pins = <22 23 24 25 26 27>;
brcm,function = <BCM2835_FSEL_ALT3>;
};
emmc_gpio34: emmc-gpio34 {
brcm,pins = <34 35 36 37 38 39>;
brcm,function = <BCM2835_FSEL_ALT3>;
brcm,pull = <BCM2835_PUD_OFF
BCM2835_PUD_UP
BCM2835_PUD_UP
BCM2835_PUD_UP
BCM2835_PUD_UP
BCM2835_PUD_UP>;
};
emmc_gpio48: emmc-gpio48 {
brcm,pins = <48 49 50 51 52 53>;
brcm,function = <BCM2835_FSEL_ALT3>;
};
gpclk0_gpio4: gpclk0-gpio4 {
brcm,pins = <4>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
gpclk1_gpio5: gpclk1-gpio5 {
brcm,pins = <5>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
gpclk1_gpio42: gpclk1-gpio42 {
brcm,pins = <42>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
gpclk1_gpio44: gpclk1-gpio44 {
brcm,pins = <44>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
gpclk2_gpio6: gpclk2-gpio6 {
brcm,pins = <6>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
gpclk2_gpio43: gpclk2-gpio43 {
brcm,pins = <43>;
brcm,function = <BCM2835_FSEL_ALT0>;
brcm,pull = <BCM2835_PUD_OFF>;
};
i2c0_gpio0: i2c0-gpio0 {
brcm,pins = <0 1>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
i2c0_gpio28: i2c0-gpio28 {
brcm,pins = <28 29>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
i2c0_gpio44: i2c0-gpio44 {
brcm,pins = <44 45>;
brcm,function = <BCM2835_FSEL_ALT1>;
};
i2c1_gpio2: i2c1-gpio2 {
brcm,pins = <2 3>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
i2c1_gpio44: i2c1-gpio44 {
brcm,pins = <44 45>;
brcm,function = <BCM2835_FSEL_ALT2>;
};
jtag_gpio22: jtag-gpio22 {
brcm,pins = <22 23 24 25 26 27>;
brcm,function = <BCM2835_FSEL_ALT4>;
};
pcm_gpio18: pcm-gpio18 {
brcm,pins = <18 19 20 21>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
pcm_gpio28: pcm-gpio28 {
brcm,pins = <28 29 30 31>;
brcm,function = <BCM2835_FSEL_ALT2>;
};
sdhost_gpio48: sdhost-gpio48 {
brcm,pins = <48 49 50 51 52 53>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
spi0_gpio7: spi0-gpio7 {
brcm,pins = <7 8 9 10 11>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
spi0_gpio35: spi0-gpio35 {
brcm,pins = <35 36 37 38 39>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
spi1_gpio16: spi1-gpio16 {
brcm,pins = <16 17 18 19 20 21>;
brcm,function = <BCM2835_FSEL_ALT4>;
};
spi2_gpio40: spi2-gpio40 {
brcm,pins = <40 41 42 43 44 45>;
brcm,function = <BCM2835_FSEL_ALT4>;
};
uart0_gpio14: uart0-gpio14 {
brcm,pins = <14 15>;
brcm,function = <BCM2835_FSEL_ALT0>;
};
/* Separate from the uart0_gpio14 group
* because it conflicts with spi1_gpio16, and
* people often run uart0 on the two pins
* without flow control.
*/
uart0_ctsrts_gpio16: uart0-ctsrts-gpio16 {
brcm,pins = <16 17>;
brcm,function = <BCM2835_FSEL_ALT3>;
};
uart0_ctsrts_gpio30: uart0-ctsrts-gpio30 {
brcm,pins = <30 31>;
brcm,function = <BCM2835_FSEL_ALT3>;
brcm,pull = <BCM2835_PUD_UP BCM2835_PUD_OFF>;
};
uart0_gpio32: uart0-gpio32 {
brcm,pins = <32 33>;
brcm,function = <BCM2835_FSEL_ALT3>;
brcm,pull = <BCM2835_PUD_OFF BCM2835_PUD_UP>;
};
uart0_gpio36: uart0-gpio36 {
brcm,pins = <36 37>;
brcm,function = <BCM2835_FSEL_ALT2>;
};
uart0_ctsrts_gpio38: uart0-ctsrts-gpio38 {
brcm,pins = <38 39>;
brcm,function = <BCM2835_FSEL_ALT2>;
};
uart1_gpio14: uart1-gpio14 {
brcm,pins = <14 15>;
brcm,function = <BCM2835_FSEL_ALT5>;
};
uart1_ctsrts_gpio16: uart1-ctsrts-gpio16 {
brcm,pins = <16 17>;
brcm,function = <BCM2835_FSEL_ALT5>;
};
uart1_gpio32: uart1-gpio32 {
brcm,pins = <32 33>;
brcm,function = <BCM2835_FSEL_ALT5>;
};
uart1_ctsrts_gpio30: uart1-ctsrts-gpio30 {
brcm,pins = <30 31>;
brcm,function = <BCM2835_FSEL_ALT5>;
};
uart1_gpio40: uart1-gpio40 {
brcm,pins = <40 41>;
brcm,function = <BCM2835_FSEL_ALT5>;
};
uart1_ctsrts_gpio42: uart1-ctsrts-gpio42 {
brcm,pins = <42 43>;
brcm,function = <BCM2835_FSEL_ALT5>;
};
};
uart0: serial@7e201000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x7e201000 0x200>;
interrupts = <2 25>;
clocks = <&clocks BCM2835_CLOCK_UART>,
<&clocks BCM2835_CLOCK_VPU>;
clock-names = "uartclk", "apb_pclk";
arm,primecell-periphid = <0x00241011>;
};
sdhost: mmc@7e202000 {
compatible = "brcm,bcm2835-sdhost";
reg = <0x7e202000 0x100>;
interrupts = <2 24>;
clocks = <&clocks BCM2835_CLOCK_VPU>;
status = "disabled";
};
i2s: i2s@7e203000 {
compatible = "brcm,bcm2835-i2s";
reg = <0x7e203000 0x24>;
clocks = <&clocks BCM2835_CLOCK_PCM>;
status = "disabled";
};
spi: spi@7e204000 {
compatible = "brcm,bcm2835-spi";
reg = <0x7e204000 0x200>;
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 0x200>;
interrupts = <2 21>;
clocks = <&clocks BCM2835_CLOCK_VPU>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
dpi: dpi@7e208000 {
compatible = "brcm,bcm2835-dpi";
reg = <0x7e208000 0x8c>;
clocks = <&clocks BCM2835_CLOCK_VPU>,
<&clocks BCM2835_CLOCK_DPI>;
clock-names = "core", "pixel";
status = "disabled";
};
dsi0: dsi@7e209000 {
compatible = "brcm,bcm2835-dsi0";
reg = <0x7e209000 0x78>;
interrupts = <2 4>;
#address-cells = <1>;
#size-cells = <0>;
#clock-cells = <1>;
clocks = <&clocks BCM2835_PLLA_DSI0>,
<&clocks BCM2835_CLOCK_DSI0E>,
<&clocks BCM2835_CLOCK_DSI0P>;
clock-names = "phy", "escape", "pixel";
clock-output-names = "dsi0_byte",
"dsi0_ddr2",
"dsi0_ddr";
status = "disabled";
};
aux: aux@7e215000 {
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 = <3>;
status = "disabled";
};
sdhci: mmc@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>;
};
dsi1: dsi@7e700000 {
compatible = "brcm,bcm2835-dsi1";
reg = <0x7e700000 0x8c>;
interrupts = <2 12>;
#address-cells = <1>;
#size-cells = <0>;
#clock-cells = <1>;
clocks = <&clocks BCM2835_PLLD_DSI1>,
<&clocks BCM2835_CLOCK_DSI1E>,
<&clocks BCM2835_CLOCK_DSI1P>;
clock-names = "phy", "escape", "pixel";
clock-output-names = "dsi1_byte",
"dsi1_ddr2",
"dsi1_ddr";
status = "disabled";
};
csi0: csi@7e800000 {
compatible = "brcm,bcm2835-unicam";
reg = <0x7e800000 0x800>,
<0x7e802000 0x4>;
reg-names = "unicam", "cmi";
interrupts = <2 6>;
brcm,num-data-lanes = <2>;
status = "disabled";
port {
};
};
csi1: csi@7e801000 {
compatible = "brcm,bcm2835-unicam";
reg = <0x7e801000 0x800>,
<0x7e802004 0x4>;
reg-names = "unicam", "cmi";
interrupts = <2 7>;
brcm,num-data-lanes = <4>;
status = "disabled";
port {
};
};
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";
};
usb: usb@7e980000 {
compatible = "brcm,bcm2835-usb";
reg = <0x7e980000 0x10000>;
interrupts = <1 9>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&clk_usb>;
clock-names = "otg";
phys = <&usbphy>;
phy-names = "usb2-phy";
};
};
clocks {
/* The oscillator is the root of the clock tree. */
clk_osc: clk-osc {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-output-names = "osc";
clock-frequency = <19200000>;
};
clk_usb: clk-usb {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-output-names = "otg";
clock-frequency = <480000000>;
};
};
usbphy: phy {
compatible = "usb-nop-xceiv";
#phy-cells = <0>;
};
};
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