184 lines
3.8 KiB
Plaintext
184 lines
3.8 KiB
Plaintext
/include/ "skeleton.dtsi"
|
|
|
|
/ {
|
|
compatible = "brcm,bcm2835";
|
|
model = "BCM2835";
|
|
interrupt-parent = <&intc>;
|
|
|
|
chosen {
|
|
bootargs = "earlyprintk console=ttyAMA0";
|
|
};
|
|
|
|
soc {
|
|
compatible = "simple-bus";
|
|
#address-cells = <1>;
|
|
#size-cells = <1>;
|
|
ranges = <0x7e000000 0x20000000 0x02000000>;
|
|
|
|
timer@7e003000 {
|
|
compatible = "brcm,bcm2835-system-timer";
|
|
reg = <0x7e003000 0x1000>;
|
|
interrupts = <1 0>, <1 1>, <1 2>, <1 3>;
|
|
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>,
|
|
<1 27>,
|
|
<1 28>;
|
|
|
|
#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>;
|
|
};
|
|
|
|
rng@7e104000 {
|
|
compatible = "brcm,bcm2835-rng";
|
|
reg = <0x7e104000 0x10>;
|
|
};
|
|
|
|
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>;
|
|
};
|
|
|
|
uart@7e201000 {
|
|
compatible = "brcm,bcm2835-pl011", "arm,pl011", "arm,primecell";
|
|
reg = <0x7e201000 0x1000>;
|
|
interrupts = <2 25>;
|
|
clock-frequency = <3000000>;
|
|
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 = <&clk_spi>;
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
status = "disabled";
|
|
};
|
|
|
|
i2c0: i2c@20205000 {
|
|
compatible = "brcm,bcm2835-i2c";
|
|
reg = <0x7e205000 0x1000>;
|
|
interrupts = <2 21>;
|
|
clocks = <&clk_i2c>;
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
status = "disabled";
|
|
};
|
|
|
|
sdhci: sdhci@7e300000 {
|
|
compatible = "brcm,bcm2835-sdhci";
|
|
reg = <0x7e300000 0x100>;
|
|
interrupts = <2 30>;
|
|
clocks = <&clk_mmc>;
|
|
status = "disabled";
|
|
};
|
|
|
|
i2c1: i2c@7e804000 {
|
|
compatible = "brcm,bcm2835-i2c";
|
|
reg = <0x7e804000 0x1000>;
|
|
interrupts = <2 21>;
|
|
clocks = <&clk_i2c>;
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
status = "disabled";
|
|
};
|
|
|
|
usb@7e980000 {
|
|
compatible = "brcm,bcm2835-usb";
|
|
reg = <0x7e980000 0x10000>;
|
|
interrupts = <1 9>;
|
|
};
|
|
|
|
arm-pmu {
|
|
compatible = "arm,arm1176-pmu";
|
|
};
|
|
};
|
|
|
|
clocks {
|
|
compatible = "simple-bus";
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
|
|
clk_mmc: clock@0 {
|
|
compatible = "fixed-clock";
|
|
reg = <0>;
|
|
#clock-cells = <0>;
|
|
clock-output-names = "mmc";
|
|
clock-frequency = <100000000>;
|
|
};
|
|
|
|
clk_i2c: clock@1 {
|
|
compatible = "fixed-clock";
|
|
reg = <1>;
|
|
#clock-cells = <0>;
|
|
clock-output-names = "i2c";
|
|
clock-frequency = <250000000>;
|
|
};
|
|
|
|
clk_spi: clock@2 {
|
|
compatible = "fixed-clock";
|
|
reg = <2>;
|
|
#clock-cells = <0>;
|
|
clock-output-names = "spi";
|
|
clock-frequency = <250000000>;
|
|
};
|
|
};
|
|
};
|