From: David Gibson <david@gibson.dropbear.id.au>
To: Olof Johansson <olof@lixom.net>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH 4/7] Add device tree for Ebony
Date: Tue, 8 May 2007 14:09:18 +1000 [thread overview]
Message-ID: <20070508040918.GA16556@localhost.localdomain> (raw)
In-Reply-To: <20070508033118.GF12613@lixom.net>
On Mon, May 07, 2007 at 10:31:18PM -0500, Olof Johansson wrote:
> On Tue, May 08, 2007 at 12:59:30PM +1000, David Gibson wrote:
> > Add a device tree for the Ebony evaluation board (440GP based). This
> > tree is not complete or finalized. This tree needs a version of dtc
> > recent enough to include reference-to-labels to process.
> >
> > Signed-off-by: David Gibson <dwg@au1.ibm.com>
> > ---
> >
> > arch/powerpc/boot/dts/ebony.dts | 307 ++++++++++++++++++++++++++++++++++++++++
> > 1 file changed, 307 insertions(+)
> >
> > Index: working-2.6/arch/powerpc/boot/dts/ebony.dts
> > ===================================================================
> > --- /dev/null 1970-01-01 00:00:00.000000000 +0000
> > +++ working-2.6/arch/powerpc/boot/dts/ebony.dts 2007-05-01 15:37:24.000000000 +1000
> > @@ -0,0 +1,307 @@
> > +/ {
> > + #address-cells = <2>;
> > + #size-cells = <1>;
> > + model = "Ebony";
> > + compatible = "Ebony";
>
> ibm,ebony? See the discussion on the Holly port.
Yeah, fair enough. Revised patch below. Revised patch for the
support code to recognize the changed string coming.
Add device tree for Ebony
Add a device tree for the Ebony evaluation board (440GP based). This
tree is not complete or finalized. This tree needs a version of dtc
recent enough to include reference-to-labels to process.
Signed-off-by: David Gibson <dwg@au1.ibm.com>
Index: working-2.6/arch/powerpc/boot/dts/ebony.dts
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ working-2.6/arch/powerpc/boot/dts/ebony.dts 2007-05-08 13:53:25.000000000 +1000
@@ -0,0 +1,307 @@
+/*
+ * Device Tree Source for IBM Ebony
+ *
+ * Copyright (c) 2006, 2007 IBM Corp.
+ * Josh Boyer <jwboyer@linux.vnet.ibm.com>, David Gibson <dwg@au1.ibm.com>
+ *
+ * FIXME: Draft only!
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without
+ * any warranty of any kind, whether express or implied.
+ *
+ * To build:
+ * dtc -I dts -O asm -o ebony.S -b 0 ebony.dts
+ * dtc -I dts -O dtb -o ebony.dtb -b 0 ebony.dts
+ */
+
+/ {
+ #address-cells = <2>;
+ #size-cells = <1>;
+ model = "ibm,ebony";
+ compatible = "ibm,ebony";
+ dcr-parent = <&/cpus/PowerPC,440GP@0>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ PowerPC,440GP@0 {
+ device_type = "cpu";
+ reg = <0>;
+ clock-frequency = <0>; // Filled in by zImage
+ timebase-frequency = <0>; // Filled in by zImage
+ i-cache-line-size = <32>;
+ d-cache-line-size = <32>;
+ i-cache-size = <0>;
+ d-cache-size = <0>;
+ dcr-controller;
+ dcr-access-method = "native";
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0 0 0>; // Filled in by zImage
+ };
+
+ UIC0: interrupt-controller0 {
+ device_type = "ibm,uic";
+ compatible = "ibm,uic-440gp", "ibm,uic";
+ interrupt-controller;
+ cell-index = <0>;
+ dcr-reg = <0c0 009>;
+ #address-cells = <0>;
+ #size-cells = <0>;
+ #interrupt-cells = <2>;
+
+ };
+
+ UIC1: interrupt-controller1 {
+ device_type = "ibm,uic";
+ compatible = "ibm,uic-440gp", "ibm,uic";
+ interrupt-controller;
+ cell-index = <1>;
+ dcr-reg = <0d0 009>;
+ #address-cells = <0>;
+ #size-cells = <0>;
+ #interrupt-cells = <2>;
+ interrupts = <1e 4 1f 4>; /* cascade */
+ interrupt-parent = <&UIC0>;
+ };
+
+ CPC0: cpc {
+ device_type = "ibm,cpc";
+ compatible = "ibm,cpc-440gp";
+ dcr-reg = <0b0 003 0e0 010>;
+ // FIXME: anything else?
+ };
+
+ plb {
+ device_type = "ibm,plb";
+ compatible = "ibm,plb-440gp", "ibm,plb4";
+ #address-cells = <2>;
+ #size-cells = <1>;
+ ranges;
+ clock-frequency = <0>; // Filled in by zImage
+
+ SDRAM0: sdram {
+ device_type = "memory-controller";
+ compatible = "ibm,sdram-440gp", "ibm,sdram";
+ dcr-reg = <010 2>;
+ // FIXME: anything else?
+ };
+
+ DMA0: dma {
+ // FIXME: ???
+ device_type = "ibm,dma-4xx";
+ compatible = "ibm,dma-440gp", "ibm,dma-4xx";
+ dcr-reg = <100 027>;
+ };
+
+ MAL0: mcmal {
+ device_type = "mcmal-dma";
+ compatible = "ibm,mcmal-440gp", "ibm,mcmal";
+ dcr-reg = <180 62>;
+ num-tx-chans = <4>;
+ num-rx-chans = <4>;
+ interrupt-parent = <&MAL0>;
+ interrupts = <0 1 2 3 4>;
+ #interrupt-cells = <1>;
+ #address-cells = <0>;
+ #size-cells = <0>;
+ interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
+ /*RXEOB*/ 1 &UIC0 b 4
+ /*SERR*/ 2 &UIC1 0 4
+ /*TXDE*/ 3 &UIC1 1 4
+ /*RXDE*/ 4 &UIC1 2 4>;
+ interrupt-map-mask = <ffffffff>;
+ };
+
+ POB0: opb {
+ device_type = "ibm,opb";
+ compatible = "ibm,opb-440gp", "ibm,opb";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ /* Wish there was a nicer way of specifying a full 32-bit
+ range */
+ ranges = <00000000 1 00000000 80000000
+ 80000000 1 80000000 80000000>;
+ dcr-reg = <090 00b>;
+ interrupt-parent = <&UIC1>;
+ interrupts = <7 4>;
+ clock-frequency = <0>; // Filled in by zImage
+
+ EBC0: ebc {
+ device_type = "ibm,ebc";
+ compatible = "ibm,ebc-440gp";
+ dcr-reg = <012 2>;
+ #address-cells = <2>;
+ #size-cells = <1>;
+ clock-frequency = <0>; // Filled in by zImage
+ ranges = <0 00000000 fff00000 100000
+ 1 00000000 48000000 100000
+ 2 00000000 ff800000 400000
+ 3 00000000 48200000 100000
+ 7 00000000 48300000 100000>;
+ interrupts = <5 4>;
+ interrupt-parent = <&UIC1>;
+
+ small-flash@0,0 {
+ device_type = "rom";
+ compatible = "direct-mapped";
+ probe-type = "JEDEC";
+ bank-width = <1>;
+ partitions = <0 80000>;
+ partition-names = "OpenBIOS";
+ reg = <0 80000 80000>;
+ };
+
+ ds1743@1,0 {
+ /* NVRAM & RTC */
+ device_type = "nvram";
+ compatible = "ds1743";
+ reg = <1 0 2000>;
+ };
+
+ large-flash@2,0 {
+ device_type = "rom";
+ compatible = "direct-mapped";
+ probe-type = "JEDEC";
+ bank-width = <1>;
+ partitions = <0 380000
+ 280000 80000>;
+ partition-names = "fs", "firmware";
+ reg = <2 0 400000>;
+ };
+
+ ir@3,0 {
+ reg = <3 0 10>;
+ };
+
+ fpga@7,0 {
+ compatible = "Ebony-FPGA";
+ reg = <7 0 10>;
+ };
+ };
+
+ UART0: serial@40000200 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <40000200 8>;
+ virtual-reg = <e0000200>;
+ clock-frequency = <A8C000>;
+ current-speed = <2580>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0 4>;
+ };
+
+ UART1: serial@40000300 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <40000300 8>;
+ virtual-reg = <e0000300>;
+ clock-frequency = <A8C000>;
+ current-speed = <2580>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <1 4>;
+ };
+
+ IIC0: i2c@40000400 {
+ /* FIXME */
+ device_type = "i2c";
+ compatible = "ibm,iic-440gp", "ibm,iic";
+ reg = <40000400 14>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <2 4>;
+ };
+ IIC1: i2c@40000500 {
+ /* FIXME */
+ device_type = "i2c";
+ compatible = "ibm,iic-440gp", "ibm,iic";
+ reg = <40000500 14>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <3 4>;
+ };
+
+ GPIO0: gpio@40000700 {
+ /* FIXME */
+ device_type = "gpio";
+ compatible = "ibm,gpio-440gp";
+ reg = <40000700 20>;
+ };
+
+ ZMII0: emac-zmii@40000780 {
+ device_type = "emac-zmii";
+ compatible = "ibm,zmii-440gp", "ibm,zmii";
+ reg = <40000780 c>;
+ };
+
+ EMAC0: ethernet@40000800 {
+ linux,network-index = <0>;
+ device_type = "network";
+ compatible = "ibm,emac-440gp", "ibm,emac";
+ interrupt-parent = <&UIC1>;
+ interrupts = <1c 4 1d 4>;
+ reg = <40000800 70>;
+ local-mac-address = [000000000000]; // Filled in by zImage
+ mal-device = <&MAL0>;
+ mal-tx-channel = <0 1>;
+ mal-rx-channel = <0>;
+ cell-index = <0>;
+ max-frame-size = <5dc>;
+ rx-fifo-size = <1000>;
+ tx-fifo-size = <800>;
+ phy-mode = "rmii";
+ phy-map = <00000001>;
+ zmii-device = <&ZMII0>;
+ zmii-channel = <0>;
+ };
+ EMAC1: ethernet@40000900 {
+ linux,network-index = <1>;
+ device_type = "network";
+ compatible = "ibm,emac-440gp", "ibm,emac";
+ interrupt-parent = <&UIC1>;
+ interrupts = <1e 4 1f 4>;
+ reg = <40000900 70>;
+ local-mac-address = [000000000000]; // Filled in by zImage
+ mal-device = <&MAL0>;
+ mal-tx-channel = <2 3>;
+ mal-rx-channel = <1>;
+ cell-index = <1>;
+ max-frame-size = <5dc>;
+ rx-fifo-size = <1000>;
+ tx-fifo-size = <800>;
+ phy-mode = "rmii";
+ phy-map = <00000001>;
+ zmii-device = <&ZMII0>;
+ zmii-channel = <1>;
+ };
+
+
+ GPT0: gpt@40000a00 {
+ /* FIXME */
+ reg = <40000a00 d4>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <12 4 13 4 14 4 15 4 16 4>;
+ };
+
+ };
+
+ PCIX0: pci@1234 {
+ device_type = "pci";
+ /* FIXME */
+ reg = <2 0ec00000 8
+ 2 0ec80000 f0
+ 2 0ec80100 fc>;
+ };
+ };
+
+ chosen {
+ linux,stdout-path = "/plb/opb/serial@40000200";
+// linux,initrd-start = <0>; /* FIXME */
+// linux,initrd-end = <0>;
+// bootargs = "";
+ };
+};
+
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
next prev parent reply other threads:[~2007-05-08 4:09 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-08 2:58 [PATCH 0/7] Ebony, ready for merge David Gibson
2007-05-08 2:59 ` [PATCH 2/7] Use resource_size_t for serial port IO addresses David Gibson
2007-05-08 2:59 ` [PATCH 3/7] powerpc: Add powerpc/platforms/44x, disable platforms/4xx for now David Gibson
2007-05-08 2:59 ` [PATCH 4/7] Add device tree for Ebony David Gibson
2007-05-08 3:31 ` Olof Johansson
2007-05-08 4:09 ` David Gibson [this message]
2007-05-08 2:59 ` [PATCH 1/7] Only legacy ports should allow addr/irq changes via setserial David Gibson
2007-05-08 2:59 ` [PATCH 5/7] Support for the Ebony 440GP reference board in arch/powerpc David Gibson
2007-05-08 4:10 ` David Gibson
2007-05-08 2:59 ` [PATCH 6/7] Early serial debug support for PPC44x David Gibson
2007-05-08 3:09 ` [PATCH 7/7] Device tree aware EMAC driver David Gibson
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