From bd05f91f95b6ca692097f95244bdda25bd929216 Mon Sep 17 00:00:00 2001 From: John Rigby Date: Tue, 29 Jan 2008 04:28:54 +1100 Subject: [PATCH] [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 Signed-off-by: Grant Likely --- arch/powerpc/boot/dts/mpc5121ads.dts | 122 +++++++++++++++++++++++++++ 1 file changed, 122 insertions(+) create mode 100644 arch/powerpc/boot/dts/mpc5121ads.dts diff --git a/arch/powerpc/boot/dts/mpc5121ads.dts b/arch/powerpc/boot/dts/mpc5121ads.dts new file mode 100644 index 00000000000..94ad7b2b241 --- /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 = + // 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 >; + }; + }; +}; -- 2.41.1