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/*
* MPC5121E MDS Device Tree Source
*
* Copyright 2007 Freescale Semiconductor Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
/dts-v1/;
/ {
model = "mpc5121ads";
compatible = "fsl,mpc5121ads";
#address-cells = <1>;
#size-cells = <1>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
PowerPC,5121@0 {
device_type = "cpu";
reg = <0>;
d-cache-line-size = <0x20>; // 32 bytes
i-cache-line-size = <0x20>; // 32 bytes
d-cache-size = <0x8000>; // L1, 32K
i-cache-size = <0x8000>; // L1, 32K
timebase-frequency = <49500000>;// 49.5 MHz (csb/4)
bus-frequency = <198000000>; // 198 MHz csb bus
clock-frequency = <396000000>; // 396 MHz ppc core
};
};
memory {
device_type = "memory";
reg = <0x00000000 0x10000000>; // 256MB at 0
};
localbus@80000020 {
compatible = "fsl,mpc5121ads-localbus";
#address-cells = <2>;
#size-cells = <1>;
reg = <0x80000020 0x40>;
ranges = <0x0 0x0 0xfc000000 0x04000000
0x2 0x0 0x82000000 0x00008000>;
flash@0,0 {
compatible = "cfi-flash";
reg = <0 0x0 0x4000000>;
bank-width = <4>;
device-width = <1>;
};
board-control@2,0 {
compatible = "fsl,mpc5121ads-cpld";
reg = <0x2 0x0 0x8000>;
};
};
soc@80000000 {
compatible = "fsl,mpc5121-immr";
#address-cells = <1>;
#size-cells = <1>;
#interrupt-cells = <2>;
ranges = <0x0 0x80000000 0x400000>;
reg = <0x80000000 0x400000>;
bus-frequency = <66000000>; // 66 MHz ips bus
// IPIC
// interrupts cell = <intr #, sense>
// sense values match linux IORESOURCE_IRQ_* defines:
// sense == 8: Level, low assertion
// sense == 2: Edge, high-to-low change
//
ipic: interrupt-controller@c00 {
compatible = "fsl,mpc5121-ipic", "fsl,ipic";
interrupt-controller;
#address-cells = <0>;
#interrupt-cells = <2>;
reg = <0xc00 0x100>;
};
// 512x PSCs are not 52xx PSCs compatible
// PSC3 serial port A aka ttyPSC0
serial@11300 {
device_type = "serial";
compatible = "fsl,mpc5121-psc-uart";
// Logical port assignment needed until driver
// learns to use aliases
port-number = <0>;
cell-index = <3>;
reg = <0x11300 0x100>;
interrupts = <0x28 0x8>; // actually the fifo irq
interrupt-parent = < &ipic >;
};
// PSC4 serial port B aka ttyPSC1
serial@11400 {
device_type = "serial";
compatible = "fsl,mpc5121-psc-uart";
// Logical port assignment needed until driver
// learns to use aliases
port-number = <1>;
cell-index = <4>;
reg = <0x11400 0x100>;
interrupts = <0x28 0x8>; // actually the fifo irq
interrupt-parent = < &ipic >;
};
pscsfifo@11f00 {
compatible = "fsl,mpc5121-psc-fifo";
reg = <0x11f00 0x100>;
interrupts = <0x28 0x8>;
interrupt-parent = < &ipic >;
};
};
};
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