123 lines
2.9 KiB
Plaintext
123 lines
2.9 KiB
Plaintext
|
/*
|
||
|
|
* 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 >;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
};
|