[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>

1 files changed, 122 insertions, 0 deletions

diff --git a/arch/powerpc/boot/dts/mpc5121ads.dts b/arch/powerpc/boot/dts/mpc5121ads.dts
new file mode 100644
index 000000000000..94ad7b2b241e
--- /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 >;
+                };
+        };
+};