[POWERPC] mpc512x: Device tree for MPC5121 ADS

Minimal /dts-v1/ device tree for mpc5121 ads.

port-number property in uart nodes
will go away after the driver learns to use aliases

Signed-off-by: John Rigby <jrigby@freescale.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/arch/powerpc/boot/dts/mpc5121ads.dts b/arch/powerpc/boot/dts/mpc5121ads.dts
new file mode 100644 (file)
index 0000000..94ad7b2
--- /dev/null
+++ b/arch/powerpc/boot/dts/mpc5121ads.dts
@@ -0,0 +1,122 @@
+/*
+ * 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 >;
+               };
+       };
+};