linux_dsm_epyc7002/arch/powerpc/boot/dts/mpc5125twr.dts
Alexander Popov de03fe287b powerpc/512x: add a device tree binding for LocalPlus Bus FIFO
Add a device tree binding for Freescale MPC512x LocalPlus Bus FIFO and
introduce the document describing that binding.

Signed-off-by: Alexander Popov <alex.popov@linux.com>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
2015-10-22 15:20:47 +02:00

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6.8 KiB
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/*
* STx/Freescale ADS5125 MPC5125 silicon
*
* Copyright (C) 2009 Freescale Semiconductor Inc. All rights reserved.
*
* Reworked by Matteo Facchinetti (engineering@sirius-es.it)
* Copyright (C) 2013 Sirius Electronic Systems
*
* 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.
*/
#include <dt-bindings/clock/mpc512x-clock.h>
/dts-v1/;
/ {
model = "mpc5125twr"; // In BSP "mpc5125ads"
compatible = "fsl,mpc5125ads", "fsl,mpc5125";
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&ipic>;
aliases {
gpio0 = &gpio0;
gpio1 = &gpio1;
ethernet0 = &eth0;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
PowerPC,5125@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
};
sram@30000000 {
compatible = "fsl,mpc5121-sram";
reg = <0x30000000 0x08000>; // 32K at 0x30000000
};
clocks {
#address-cells = <1>;
#size-cells = <0>;
osc: osc {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <33000000>;
};
};
soc@80000000 {
compatible = "fsl,mpc5121-immr";
#address-cells = <1>;
#size-cells = <1>;
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>;
};
rtc@a00 { // Real time clock
compatible = "fsl,mpc5121-rtc";
reg = <0xa00 0x100>;
interrupts = <79 0x8 80 0x8>;
};
reset@e00 { // Reset module
compatible = "fsl,mpc5125-reset";
reg = <0xe00 0x100>;
};
clks: clock@f00 { // Clock control
compatible = "fsl,mpc5121-clock";
reg = <0xf00 0x100>;
#clock-cells = <1>;
clocks = <&osc>;
clock-names = "osc";
};
pmc@1000{ // Power Management Controller
compatible = "fsl,mpc5121-pmc";
reg = <0x1000 0x100>;
interrupts = <83 0x2>;
};
gpio0: gpio@1100 {
compatible = "fsl,mpc5125-gpio";
reg = <0x1100 0x080>;
interrupts = <78 0x8>;
};
gpio1: gpio@1180 {
compatible = "fsl,mpc5125-gpio";
reg = <0x1180 0x080>;
interrupts = <86 0x8>;
};
can@1300 { // CAN rev.2
compatible = "fsl,mpc5121-mscan";
interrupts = <12 0x8>;
reg = <0x1300 0x80>;
clocks = <&clks MPC512x_CLK_BDLC>,
<&clks MPC512x_CLK_IPS>,
<&clks MPC512x_CLK_SYS>,
<&clks MPC512x_CLK_REF>,
<&clks MPC512x_CLK_MSCAN0_MCLK>;
clock-names = "ipg", "ips", "sys", "ref", "mclk";
};
can@1380 {
compatible = "fsl,mpc5121-mscan";
interrupts = <13 0x8>;
reg = <0x1380 0x80>;
clocks = <&clks MPC512x_CLK_BDLC>,
<&clks MPC512x_CLK_IPS>,
<&clks MPC512x_CLK_SYS>,
<&clks MPC512x_CLK_REF>,
<&clks MPC512x_CLK_MSCAN1_MCLK>;
clock-names = "ipg", "ips", "sys", "ref", "mclk";
};
sdhc@1500 {
compatible = "fsl,mpc5121-sdhc";
interrupts = <8 0x8>;
reg = <0x1500 0x100>;
clocks = <&clks MPC512x_CLK_IPS>,
<&clks MPC512x_CLK_SDHC>;
clock-names = "ipg", "per";
};
i2c@1700 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,mpc5121-i2c", "fsl-i2c";
reg = <0x1700 0x20>;
interrupts = <0x9 0x8>;
clocks = <&clks MPC512x_CLK_I2C>;
clock-names = "ipg";
};
i2c@1720 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,mpc5121-i2c", "fsl-i2c";
reg = <0x1720 0x20>;
interrupts = <0xa 0x8>;
clocks = <&clks MPC512x_CLK_I2C>;
clock-names = "ipg";
};
i2c@1740 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,mpc5121-i2c", "fsl-i2c";
reg = <0x1740 0x20>;
interrupts = <0xb 0x8>;
clocks = <&clks MPC512x_CLK_I2C>;
clock-names = "ipg";
};
i2ccontrol@1760 {
compatible = "fsl,mpc5121-i2c-ctrl";
reg = <0x1760 0x8>;
};
diu@2100 {
compatible = "fsl,mpc5121-diu";
reg = <0x2100 0x100>;
interrupts = <64 0x8>;
clocks = <&clks MPC512x_CLK_DIU>;
clock-names = "ipg";
};
mdio@2800 {
compatible = "fsl,mpc5121-fec-mdio";
reg = <0x2800 0x800>;
#address-cells = <1>;
#size-cells = <0>;
phy0: ethernet-phy@0 {
reg = <1>;
};
};
eth0: ethernet@2800 {
compatible = "fsl,mpc5125-fec";
reg = <0x2800 0x800>;
local-mac-address = [ 00 00 00 00 00 00 ];
interrupts = <4 0x8>;
phy-handle = < &phy0 >;
phy-connection-type = "rmii";
clocks = <&clks MPC512x_CLK_FEC>;
clock-names = "per";
};
// IO control
ioctl@a000 {
compatible = "fsl,mpc5125-ioctl";
reg = <0xA000 0x1000>;
};
// disable USB1 port
// TODO:
// correct pinmux config and fix USB3320 ulpi dependency
// before re-enabling it
usb@3000 {
compatible = "fsl,mpc5121-usb2-dr";
reg = <0x3000 0x400>;
#address-cells = <1>;
#size-cells = <0>;
interrupts = <43 0x8>;
dr_mode = "host";
phy_type = "ulpi";
clocks = <&clks MPC512x_CLK_USB1>;
clock-names = "ipg";
status = "disabled";
};
sclpc@10100 {
compatible = "fsl,mpc512x-lpbfifo";
reg = <0x10100 0x50>;
interrupts = <7 0x8>;
dmas = <&dma0 26>;
dma-names = "rx-tx";
};
// 5125 PSCs are not 52xx or 5121 PSC compatible
// PSC1 uart0 aka ttyPSC0
serial@11100 {
compatible = "fsl,mpc5125-psc-uart", "fsl,mpc5125-psc";
reg = <0x11100 0x100>;
interrupts = <40 0x8>;
fsl,rx-fifo-size = <16>;
fsl,tx-fifo-size = <16>;
clocks = <&clks MPC512x_CLK_PSC1>,
<&clks MPC512x_CLK_PSC1_MCLK>;
clock-names = "ipg", "mclk";
};
// PSC9 uart1 aka ttyPSC1
serial@11900 {
compatible = "fsl,mpc5125-psc-uart", "fsl,mpc5125-psc";
reg = <0x11900 0x100>;
interrupts = <40 0x8>;
fsl,rx-fifo-size = <16>;
fsl,tx-fifo-size = <16>;
clocks = <&clks MPC512x_CLK_PSC9>,
<&clks MPC512x_CLK_PSC9_MCLK>;
clock-names = "ipg", "mclk";
};
pscfifo@11f00 {
compatible = "fsl,mpc5121-psc-fifo";
reg = <0x11f00 0x100>;
interrupts = <40 0x8>;
clocks = <&clks MPC512x_CLK_PSC_FIFO>;
clock-names = "ipg";
};
dma0: dma@14000 {
compatible = "fsl,mpc5121-dma"; // BSP name: "mpc512x-dma2"
reg = <0x14000 0x1800>;
interrupts = <65 0x8>;
#dma-cells = <1>;
};
};
};