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d907849e0d
This patch adds device trees for describing the TI-Nspire hardware. Changes between v1 and v2: * Change "keymap" binding to the standard "linux,keymap" binding. Signed-off-by: Daniel Tang <dt.tangr@gmail.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
176 lines
3.0 KiB
Plaintext
176 lines
3.0 KiB
Plaintext
/*
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* linux/arch/arm/boot/nspire.dtsi
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*
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* Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2, as
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* published by the Free Software Foundation.
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*
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*/
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/include/ "skeleton.dtsi"
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/ {
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interrupt-parent = <&intc>;
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cpus {
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cpu@0 {
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compatible = "arm,arm926ejs";
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};
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};
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bootrom: bootrom@00000000 {
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reg = <0x00000000 0x80000>;
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};
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sram: sram@A4000000 {
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device = "memory";
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reg = <0xA4000000 0x20000>;
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};
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timer_clk: timer_clk {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <32768>;
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};
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base_clk: base_clk {
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#clock-cells = <0>;
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reg = <0x900B0024 0x4>;
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};
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ahb_clk: ahb_clk {
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#clock-cells = <0>;
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reg = <0x900B0024 0x4>;
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clocks = <&base_clk>;
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};
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apb_pclk: apb_pclk {
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#clock-cells = <0>;
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compatible = "fixed-factor-clock";
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clock-div = <2>;
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clock-mult = <1>;
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clocks = <&ahb_clk>;
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};
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ahb {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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spi: spi@A9000000 {
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reg = <0xA9000000 0x1000>;
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};
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usb0: usb@B0000000 {
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reg = <0xB0000000 0x1000>;
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interrupts = <8>;
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};
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usb1: usb@B4000000 {
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reg = <0xB4000000 0x1000>;
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interrupts = <9>;
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status = "disabled";
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};
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lcd: lcd@C0000000 {
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compatible = "arm,pl111", "arm,primecell";
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reg = <0xC0000000 0x1000>;
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interrupts = <21>;
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clocks = <&apb_pclk>;
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clock-names = "apb_pclk";
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};
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adc: adc@C4000000 {
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reg = <0xC4000000 0x1000>;
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interrupts = <11>;
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};
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tdes: crypto@C8010000 {
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reg = <0xC8010000 0x1000>;
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};
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sha256: crypto@CC000000 {
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reg = <0xCC000000 0x1000>;
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};
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apb@90000000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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clock-ranges;
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ranges;
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gpio: gpio@90000000 {
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reg = <0x90000000 0x1000>;
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interrupts = <7>;
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};
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fast_timer: timer@90010000 {
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reg = <0x90010000 0x1000>;
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interrupts = <17>;
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};
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uart: serial@90020000 {
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reg = <0x90020000 0x1000>;
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interrupts = <1>;
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};
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timer0: timer@900C0000 {
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reg = <0x900C0000 0x1000>;
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clocks = <&timer_clk>;
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};
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timer1: timer@900D0000 {
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reg = <0x900D0000 0x1000>;
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interrupts = <19>;
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clocks = <&timer_clk>;
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};
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watchdog: watchdog@90060000 {
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compatible = "arm,amba-primecell";
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reg = <0x90060000 0x1000>;
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interrupts = <3>;
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};
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rtc: rtc@90090000 {
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reg = <0x90090000 0x1000>;
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interrupts = <4>;
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};
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misc: misc@900A0000 {
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reg = <0x900A0000 0x1000>;
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};
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pwr: pwr@900B0000 {
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reg = <0x900B0000 0x1000>;
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interrupts = <15>;
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};
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keypad: input@900E0000 {
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compatible = "ti,nspire-keypad";
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reg = <0x900E0000 0x1000>;
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interrupts = <16>;
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scan-interval = <1000>;
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row-delay = <200>;
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clocks = <&apb_pclk>;
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};
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contrast: contrast@900F0000 {
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reg = <0x900F0000 0x1000>;
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};
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led: led@90110000 {
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reg = <0x90110000 0x1000>;
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};
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};
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};
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};
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