/*
* Device Tree Source for AM33XX SoC
*
* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/am33xx.h>
#include "skeleton.dtsi"
/ {
compatible = "ti,am33xx";
interrupt-parent = <&intc>;
aliases {
i2c0 = &i2c0;
i2c1 = &i2c1;
i2c2 = &i2c2;
serial0 = &uart0;
serial1 = &uart1;
serial2 = &uart2;
serial3 = &uart3;
serial4 = &uart4;
serial5 = &uart5;
d_can0 = &dcan0;
d_can1 = &dcan1;
usb0 = &usb0;
usb1 = &usb1;
phy0 = &usb0_phy;
phy1 = &usb1_phy;
ethernet0 = &cpsw_emac0;
ethernet1 = &cpsw_emac1;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
compatible = "arm,cortex-a8";
device_type = "cpu";
reg = <0>;
/*
* To consider voltage drop between PMIC and SoC,
* tolerance value is reduced to 2% from 4% and
* voltage value is increased as a precaution.
*/
operating-points = <
/* kHz uV */
720000 1285000
600000 1225000
500000 1125000
275000 1125000
>;
voltage-tolerance = <2>; /* 2 percentage */
clocks = <&dpll_mpu_ck>;
clock-names = "cpu";
clock-latency = <300000>; /* From omap-cpufreq driver */
};
};
pmu {
compatible = "arm,cortex-a8-pmu";
interrupts = <3>;
};
/*
* The soc node represents the soc top level view. It is used for IPs
* that are not memory mapped in the MPU view or for the MPU itself.
*/
soc {
compatible = "ti,omap-infra";
mpu {
compatible = "ti,omap3-mpu";
ti,hwmods = "mpu";
};
};
/*
* XXX: Use a flat representation of the AM33XX interconnect.
* The real AM33XX interconnect network is quite complex. Since
* it will not bring real advantage to represent that in DT
* for the moment, just use a fake OCP bus entry to represent
* the whole bus hierarchy.
*/
ocp {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
ti,hwmods = "l3_main";
l4_wkup: l4_wkup@44c00000 {
compatible = "ti,am3-l4-wkup", "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x44c00000 0x280000>;
wkup_m3: wkup_m3@100000 {
compatible = "ti,am3352-wkup-m3";
reg = <0x100000 0x4000>,
<0x180000 0x2000>;
reg-names = "umem", "dmem";
ti,hwmods = "wkup_m3";
ti,pm-firmware = "am335x-pm-firmware.elf";
};
prcm: prcm@200000 {
compatible = "ti,am3-prcm";
reg = <0x200000 0x4000>;
prcm_clocks: clocks {
#address-cells = <1>;
#size-cells = <0>;
};
prcm_clockdomains: clockdomains {
};
};
scm: scm@210000 {
compatible = "ti,am3-scm", "simple-bus";
reg = <0x210000 0x2000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x210000 0x2000>;
am33xx_pinmux: pinmux@800 {
compatible = "pinctrl-single";
reg = <0x800 0x238>;
#address-cells = <1>;
#size-cells = <0>;
pinctrl-single,register-width = <32>;
pinctrl-single,function-mask = <0x7f>;
};
scm_conf: scm_conf@0 {
compatible = "syscon";
reg = <0x0 0x800>;
#address-cells = <1>;
#size-cells = <1>;
scm_clocks: clocks {
#address-cells = <1>;
#size-cells = <0>;
};
};
wkup_m3_ipc: wkup_m3_ipc@1324 {
compatible = "ti,am3352-wkup-m3-ipc";
reg = <0x1324 0x24>;
interrupts = <78>;
ti,rproc = <&wkup_m3>;
mboxes = <&mailbox &mbox_wkupm3>;
};
edma_xbar: dma-router@f90 {
compatible = "ti,am335x-edma-crossbar";
reg = <0xf90 0x40>;
#dma-cells = <3>;
dma