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// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/boot/nspire.dtsi
*
* Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
*/
/ {
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&intc>;
cpus {
cpu@0 {
compatible = "arm,arm926ej-s";
};
};
bootrom: bootrom@0 {
reg = <0x00000000 0x80000>;
};
sram: sram@A4000000 {
device = "memory";
reg = <0xA4000000 0x20000>;
};
timer_clk: timer_clk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <32768>;
};
base_clk: base_clk {
#clock-cells = <0>;
reg = <0x900B0024 0x4>;
};
ahb_clk: ahb_clk {
#clock-cells = <0>;
reg = <0x900B0024 0x4>;
clocks = <&base_clk>;
};
apb_pclk: apb_pclk {
#clock-cells = <0>;
compatible = "fixed-factor-clock";
clock-div = <2>;
clock-mult = <1>;
clocks = <&ahb_clk>;
};
usb_phy: usb_phy {
compatible = "usb-nop-xceiv";
#phy-cells = <0>;
};
vbus_reg: vbus_reg {
compatible = "regulator-fixed";
regulator-name = "USB VBUS output";
regulator-type = "voltage";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
ahb {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;
spi: spi@A9000000 {
reg = <0xA9000000 0x1000>;
};
usb0: usb@B0000000 {
compatible = "lsi,zevio-usb";
reg = <0xB0000000 0x1000>;
interrupts = <8>;
usb-phy = <&usb_phy>;
vbus-supply = <&vbus_reg>;
};
usb1: usb@B4000000 {
reg = <0xB4000000 0x1000>;
interrupts = <9>;
status = "disabled";
};
lcd: lcd@C0000000 {
compatible = "arm,pl111", "arm,primecell";
reg = <0xC0000000 0x1000>;
interrupts = <21>;
/*
* We assume the same clock is fed to APB and CLCDCLK.
* There is some code to scale the clock down by a factor
* 48 for the display so likely the frequency to the
* display is 1MHz and the CLCDCLK is 48 MHz.
*/
clocks = <&apb_pclk>, <&apb_pclk>;
clock-names = "clcdclk", "apb_pclk";
};
adc: adc@C4000000 {
reg = <0xC4000000 0x1000>;
interrupts = <11>;
};
tdes: crypto@C8010000 {
reg = <0xC8010000 0x1000>;
};
sha256: crypto@CC000000 {
reg = <0xCC000000 0x1000>;
};
apb@90000000 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
clock-ranges;
ranges;
gpio: gpio@90000000 {
compatible = "lsi,zevio-gpio";
reg = <0x90000000 0x1000>;
interrupts = <7>;
gpio-controller;
#gpio-cells = <2>;
};
fast_timer: timer@90010000 {
reg = <0x90010000 0x1000>;
interrupts = <17>;
};
uart: serial@90020000 {
reg = <0x90020000 0x1000>;
interrupts = <1>;
};
timer0: timer@900C0000 {
reg = <0x900C0000 0x1000>;
clocks = <&timer_clk>;
};
timer1: timer@900D0000 {
reg = <0x900D0000 0x1000>;
interrupts = <19>;
clocks = <&timer_clk>;
};
watchdog: watchdog@90060000 {
compatible = "arm,amba-primecell";
reg = <0x90060000 0x1000>;
interrupts = <3>;
};
rtc: rtc@90090000 {
reg = <0x90090000 0x1000>;
interrupts = <4>;
};
misc: misc@900A0000 {
reg = <0x900A0000 0x1000>;
};
pwr: pwr@900B0000 {
reg = <0x900B0000 0x1000>;
interrupts = <15>;
};
keypad: input@900E0000 {
compatible = "ti,nspire-keypad";
reg = <0x900E0000 0x1000>;
interrupts = <16>;
scan-interval = <1000>;
row-delay = <200>;
clocks = <&apb_pclk>;
};
contrast: contrast@900F0000 {
reg = <0x900F0000 0x1000>;
};
led: led@90110000 {
reg = <0x90110000 0x1000>;
};
};
};
};
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