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AMCC PPC 460SX redwood SoC platform initial framework
This patch contains initial framework for the AMCC Redwood board. Signed-off-by: Madhulika Madishetty <mmadishetty@amcc.com> Signed-off-by: Tirumala Marri <tmarri@amcc.com> Signed-off-by: Feng Kan <fkan@amcc.com> Signed-off-by: Vidhyananth Venkatasamy <vvenkatasamy@amcc.com> Signed-off-by: Preetesh Parekh <pparekh@amcc.com> Acked-by: Loc Ho <lho@amcc.com> Acked-by: Feng Kan <fkan@amcc.com> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
This commit is contained in:
Madhulika Madishetty
Josh Boyer
parent
41b6a085e4
commit
6c71209023
6 changed files with 1455 additions and 0 deletions
244
arch/powerpc/boot/dts/redwood.dts
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244
arch/powerpc/boot/dts/redwood.dts
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@ -0,0 +1,244 @@
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/*
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* Device Tree Source for AMCC Redwood(460SX)
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*
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* Copyright 2008 AMCC <tmarri@amcc.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without
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* any warranty of any kind, whether express or implied.
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*/
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/dts-v1/;
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/ {
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#address-cells = <2>;
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#size-cells = <1>;
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model = "amcc,redwood";
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compatible = "amcc,redwood";
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dcr-parent = <&{/cpus/cpu@0}>;
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aliases {
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ethernet0 = &EMAC0;
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serial0 = &UART0;
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu@0 {
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device_type = "cpu";
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model = "PowerPC,460SX";
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reg = <0x00000000>;
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clock-frequency = <0>; /* Filled in by U-Boot */
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timebase-frequency = <0>; /* Filled in by U-Boot */
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i-cache-line-size = <32>;
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d-cache-line-size = <32>;
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i-cache-size = <32768>;
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d-cache-size = <32768>;
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dcr-controller;
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dcr-access-method = "native";
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};
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};
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memory {
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device_type = "memory";
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reg = <0x00000000 0x00000000 0x00000000>; /* Filled in by U-Boot */
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};
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UIC0: interrupt-controller0 {
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compatible = "ibm,uic-460sx","ibm,uic";
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interrupt-controller;
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cell-index = <0>;
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dcr-reg = <0x0c0 0x009>;
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#address-cells = <0>;
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#size-cells = <0>;
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#interrupt-cells = <2>;
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};
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UIC1: interrupt-controller1 {
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compatible = "ibm,uic-460sx","ibm,uic";
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interrupt-controller;
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cell-index = <1>;
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dcr-reg = <0x0d0 0x009>;
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#address-cells = <0>;
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#size-cells = <0>;
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#interrupt-cells = <2>;
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interrupts = <0x1e 0x4 0x1f 0x4>; /* cascade */
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interrupt-parent = <&UIC0>;
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};
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UIC2: interrupt-controller2 {
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compatible = "ibm,uic-460sx","ibm,uic";
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interrupt-controller;
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cell-index = <2>;
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dcr-reg = <0x0e0 0x009>;
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#address-cells = <0>;
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#size-cells = <0>;
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#interrupt-cells = <2>;
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interrupts = <0xa 0x4 0xb 0x4>; /* cascade */
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interrupt-parent = <&UIC0>;
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};
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UIC3: interrupt-controller3 {
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compatible = "ibm,uic-460sx","ibm,uic";
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interrupt-controller;
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cell-index = <3>;
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dcr-reg = <0x0f0 0x009>;
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#address-cells = <0>;
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#size-cells = <0>;
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#interrupt-cells = <2>;
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interrupts = <0x10 0x4 0x11 0x4>; /* cascade */
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interrupt-parent = <&UIC0>;
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};
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SDR0: sdr {
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compatible = "ibm,sdr-460sx";
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dcr-reg = <0x00e 0x002>;
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};
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CPR0: cpr {
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compatible = "ibm,cpr-460sx";
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dcr-reg = <0x00c 0x002>;
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};
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plb {
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compatible = "ibm,plb-460sx", "ibm,plb4";
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#address-cells = <2>;
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#size-cells = <1>;
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ranges;
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clock-frequency = <0>; /* Filled in by U-Boot */
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SDRAM0: sdram {
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compatible = "ibm,sdram-460sx", "ibm,sdram-405gp";
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dcr-reg = <0x010 0x002>;
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};
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MAL0: mcmal {
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compatible = "ibm,mcmal-460sx", "ibm,mcmal2";
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dcr-reg = <0x180 0x62>;
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num-tx-chans = <4>;
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num-rx-chans = <32>;
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#address-cells = <1>;
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#size-cells = <1>;
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interrupt-parent = <&UIC1>;
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interrupts = < /*TXEOB*/ 0x6 0x4
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/*RXEOB*/ 0x7 0x4
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/*SERR*/ 0x1 0x4
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/*TXDE*/ 0x2 0x4
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/*RXDE*/ 0x3 0x4
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/*COAL TX0*/ 0x18 0x2
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/*COAL TX1*/ 0x19 0x2
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/*COAL TX2*/ 0x1a 0x2
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/*COAL TX3*/ 0x1b 0x2
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/*COAL RX0*/ 0x1c 0x2
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/*COAL RX1*/ 0x1d 0x2
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/*COAL RX2*/ 0x1e 0x2
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/*COAL RX3*/ 0x1f 0x2>;
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};
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POB0: opb {
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compatible = "ibm,opb-460sx", "ibm,opb";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0xb0000000 0x00000004 0xb0000000 0x50000000>;
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clock-frequency = <0>; /* Filled in by U-Boot */
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EBC0: ebc {
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compatible = "ibm,ebc-460sx", "ibm,ebc";
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dcr-reg = <0x012 0x002>;
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#address-cells = <2>;
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#size-cells = <1>;
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clock-frequency = <0>; /* Filled in by U-Boot */
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/* ranges property is supplied by U-Boot */
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interrupts = <0x6 0x4>;
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interrupt-parent = <&UIC1>;
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nor_flash@0,0 {
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compatible = "amd,s29gl512n", "cfi-flash";
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bank-width = <2>;
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reg = <0x0000000 0x00000000 0x04000000>;
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "kernel";
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reg = <0x00000000 0x001e0000>;
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};
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partition@1e0000 {
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label = "dtb";
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reg = <0x001e0000 0x00020000>;
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};
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partition@200000 {
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label = "ramdisk";
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reg = <0x00200000 0x01400000>;
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};
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partition@1600000 {
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label = "jffs2";
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reg = <0x01600000 0x00400000>;
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};
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partition@1a00000 {
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label = "user";
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reg = <0x01a00000 0x02560000>;
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};
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partition@3f60000 {
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label = "env";
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reg = <0x03f60000 0x00040000>;
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};
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partition@3fa0000 {
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label = "u-boot";
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reg = <0x03fa0000 0x00060000>;
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};
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};
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};
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UART0: serial@ef600200 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <0xef600200 0x00000008>;
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virtual-reg = <0xef600200>;
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clock-frequency = <0>; /* Filled in by U-Boot */
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current-speed = <0>; /* Filled in by U-Boot */
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interrupt-parent = <&UIC0>;
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interrupts = <0x0 0x4>;
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};
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RGMII0: emac-rgmii@ef600900 {
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compatible = "ibm,rgmii-460sx", "ibm,rgmii";
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reg = <0xef600900 0x00000008>;
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};
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EMAC0: ethernet@ef600a00 {
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device_type = "network";
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compatible = "ibm,emac-460sx", "ibm,emac4";
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interrupt-parent = <&EMAC0>;
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interrupts = <0x0 0x1>;
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#interrupt-cells = <1>;
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#address-cells = <0>;
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#size-cells = <0>;
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interrupt-map = </*Status*/ 0x0 &UIC0 0x13 0x4
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/*Wake*/ 0x1 &UIC2 0x1d 0x4>;
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reg = <0xef600a00 0x00000070>;
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local-mac-address = [000000000000]; /* Filled in by U-Boot */
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mal-device = <&MAL0>;
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mal-tx-channel = <0>;
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mal-rx-channel = <0>;
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cell-index = <0>;
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max-frame-size = <9000>;
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rx-fifo-size = <4096>;
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tx-fifo-size = <2048>;
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phy-mode = "rgmii";
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phy-map = <0x00000000>;
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rgmii-device = <&RGMII0>;
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rgmii-channel = <0>;
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has-inverted-stacr-oc;
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has-new-stacr-staopc;
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};
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};
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};
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chosen {
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linux,stdout-path = "/plb/opb/serial@ef600200";
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};
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};
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1176
arch/powerpc/configs/44x/redwood_defconfig
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1176
arch/powerpc/configs/44x/redwood_defconfig
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File diff suppressed because it is too large
Load diff
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@ -34,6 +34,7 @@ _GLOBAL(__setup_cpu_440grx)
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blr
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_GLOBAL(__setup_cpu_460ex)
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_GLOBAL(__setup_cpu_460gt)
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_GLOBAL(__setup_cpu_460sx)
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mflr r4
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bl __init_fpu_44x
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bl __fixup_440A_mcheck
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@ -47,6 +47,7 @@ extern void __setup_cpu_440spe(unsigned long offset, struct cpu_spec* spec);
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extern void __setup_cpu_440x5(unsigned long offset, struct cpu_spec* spec);
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extern void __setup_cpu_460ex(unsigned long offset, struct cpu_spec* spec);
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extern void __setup_cpu_460gt(unsigned long offset, struct cpu_spec* spec);
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extern void __setup_cpu_460sx(unsigned long offset, struct cpu_spec *spec);
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extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec);
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extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec);
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extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec);
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@ -1638,6 +1639,19 @@ static struct cpu_spec __initdata cpu_specs[] = {
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.machine_check = machine_check_440A,
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.platform = "ppc440",
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},
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{ /* 460SX */
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.pvr_mask = 0xffffff00,
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.pvr_value = 0x13541800,
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.cpu_name = "460SX",
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.cpu_features = CPU_FTRS_44X,
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.cpu_user_features = COMMON_USER_BOOKE,
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.mmu_features = MMU_FTR_TYPE_44x,
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.icache_bsize = 32,
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.dcache_bsize = 32,
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.cpu_setup = __setup_cpu_460sx,
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.machine_check = machine_check_440A,
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.platform = "ppc440",
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},
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{ /* default match */
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.pvr_mask = 0x00000000,
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.pvr_value = 0x00000000,
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@ -118,6 +118,17 @@ config GLACIER
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help
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This option enables support for the AMCC PPC460GT evaluation board.
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config REDWOOD
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bool "Redwood"
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depends on 44x
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default n
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select PPC44x_SIMPLE
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select 460SX
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select PCI
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select PPC4xx_PCI_EXPRESS
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help
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This option enables support for the AMCC PPC460SX Redwood board.
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config YOSEMITE
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bool "Yosemite"
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depends on 44x
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@ -220,6 +231,14 @@ config 460EX
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select IBM_NEW_EMAC_EMAC4
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select IBM_NEW_EMAC_TAH
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config 460SX
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bool
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select PPC_FPU
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select IBM_NEW_EMAC_EMAC4
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select IBM_NEW_EMAC_RGMII
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select IBM_NEW_EMAC_ZMII
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select IBM_NEW_EMAC_TAH
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# 44x errata/workaround config symbols, selected by the CPU models above
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config IBM440EP_ERR42
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bool
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@ -57,6 +57,7 @@ static char *board[] __initdata = {
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"ibm,ebony",
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"amcc,katmai",
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"amcc,rainier",
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"amcc,redwood",
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"amcc,sequoia",
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"amcc,taishan",
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"amcc,yosemite"
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