powerpc/4xx: Sam440ep support
The Sam440ep is an high customizable general purpose mini-itx board, based on the AMCC 440EP and with a LatticeXP FPGA onboard. It's poduced by ACube Systems Srl (Bassano del Grappa, Italy), http://www.acube-systems.biz. Signed-off-by: Giuseppe Coviello <gicoviello@gmail.com> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
This commit is contained in:
Giuseppe Coviello
Josh Boyer
Родитель
995ada8d5e
Коммит
b6014e15bc
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@ -66,7 +66,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
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fixed-head.S ep88xc.c ep405.c cuboot-c2k.c \
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fixed-head.S ep88xc.c ep405.c cuboot-c2k.c \
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cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
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cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
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cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
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cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
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virtex405-head.S redboot-83xx.c
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virtex405-head.S redboot-83xx.c cuboot-sam440ep.c
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src-boot := $(src-wlib) $(src-plat) empty.c
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src-boot := $(src-wlib) $(src-plat) empty.c
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src-boot := $(addprefix $(obj)/, $(src-boot))
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src-boot := $(addprefix $(obj)/, $(src-boot))
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@ -213,6 +213,7 @@ image-$(CONFIG_WALNUT) += treeImage.walnut
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# Board ports in arch/powerpc/platform/44x/Kconfig
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# Board ports in arch/powerpc/platform/44x/Kconfig
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image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony
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image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony
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image-$(CONFIG_BAMBOO) += treeImage.bamboo cuImage.bamboo
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image-$(CONFIG_BAMBOO) += treeImage.bamboo cuImage.bamboo
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image-$(CONFIG_SAM440EP) += cuImage.sam440ep
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image-$(CONFIG_SEQUOIA) += cuImage.sequoia
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image-$(CONFIG_SEQUOIA) += cuImage.sequoia
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image-$(CONFIG_RAINIER) += cuImage.rainier
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image-$(CONFIG_RAINIER) += cuImage.rainier
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image-$(CONFIG_TAISHAN) += cuImage.taishan
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image-$(CONFIG_TAISHAN) += cuImage.taishan
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@ -0,0 +1,49 @@
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/*
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* Old U-boot compatibility for Sam440ep based off bamboo.c code
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* original copyrights below
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*
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* Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
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*
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* Copyright 2007 IBM Corporation
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*
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* Based on cuboot-ebony.c
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*
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* Modified from cuboot-bamboo.c for sam440ep:
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* Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include "ops.h"
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#include "stdio.h"
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#include "44x.h"
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#include "4xx.h"
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#include "cuboot.h"
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#define TARGET_4xx
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#define TARGET_44x
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#include "ppcboot.h"
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static bd_t bd;
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static void sam440ep_fixups(void)
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{
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unsigned long sysclk = 66666666;
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ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
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ibm4xx_sdram_fixup_memsize();
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ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
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dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
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}
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void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
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unsigned long r6, unsigned long r7)
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{
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CUBOOT_INIT();
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platform_ops.fixups = sam440ep_fixups;
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platform_ops.exit = ibm44x_dbcr_reset;
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fdt_init(_dtb_start);
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serial_console_init();
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}
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@ -0,0 +1,292 @@
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/*
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* Device Tree Source for ACube Sam440ep based off bamboo.dts code
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* original copyrights below
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*
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* Copyright (c) 2006, 2007 IBM Corp.
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* Josh Boyer <jwboyer@linux.vnet.ibm.com>
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*
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* Modified from bamboo.dts for sam440ep:
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* Copyright 2008 Giuseppe Coviello <gicoviello@gmail.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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/ {
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#address-cells = <2>;
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#size-cells = <1>;
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model = "acube,sam440ep";
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compatible = "acube,sam440ep";
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dcr-parent = <&/cpus/cpu@0>;
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aliases {
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ethernet0 = &EMAC0;
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ethernet1 = &EMAC1;
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serial0 = &UART0;
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serial1 = &UART1;
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serial2 = &UART2;
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serial3 = &UART3;
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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,440EP";
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reg = <0>;
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clock-frequency = <0>; /* Filled in by zImage */
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timebase-frequency = <0>; /* Filled in by zImage */
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i-cache-line-size = <20>;
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d-cache-line-size = <20>;
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i-cache-size = <8000>;
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d-cache-size = <8000>;
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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 = <0 0 0>; /* Filled in by zImage */
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};
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UIC0: interrupt-controller0 {
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compatible = "ibm,uic-440ep","ibm,uic";
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interrupt-controller;
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cell-index = <0>;
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dcr-reg = <0c0 009>;
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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-440ep","ibm,uic";
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interrupt-controller;
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cell-index = <1>;
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dcr-reg = <0d0 009>;
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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 = <1e 4 1f 4>; /* 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-440ep";
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dcr-reg = <00e 002>;
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};
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CPR0: cpr {
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compatible = "ibm,cpr-440ep";
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dcr-reg = <00c 002>;
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};
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plb {
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compatible = "ibm,plb-440ep", "ibm,plb-440gp", "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 zImage */
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SDRAM0: sdram {
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compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
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dcr-reg = <010 2>;
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};
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DMA0: dma {
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compatible = "ibm,dma-440ep", "ibm,dma-440gp";
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dcr-reg = <100 027>;
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};
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MAL0: mcmal {
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compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal";
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dcr-reg = <180 62>;
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num-tx-chans = <4>;
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num-rx-chans = <2>;
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interrupt-parent = <&MAL0>;
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interrupts = <0 1 2 3 4>;
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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 = </*TXEOB*/ 0 &UIC0 a 4
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/*RXEOB*/ 1 &UIC0 b 4
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/*SERR*/ 2 &UIC1 0 4
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/*TXDE*/ 3 &UIC1 1 4
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/*RXDE*/ 4 &UIC1 2 4>;
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};
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POB0: opb {
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compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
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#address-cells = <1>;
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#size-cells = <1>;
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/* Bamboo is oddball in the 44x world and doesn't use the ERPN
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* bits.
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*/
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ranges = <00000000 0 00000000 80000000
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80000000 0 80000000 80000000>;
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interrupt-parent = <&UIC1>;
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interrupts = <7 4>;
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clock-frequency = <0>; /* Filled in by zImage */
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EBC0: ebc {
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compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
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dcr-reg = <012 2>;
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#address-cells = <2>;
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#size-cells = <1>;
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clock-frequency = <0>; /* Filled in by zImage */
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interrupts = <5 1>;
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interrupt-parent = <&UIC1>;
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};
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UART0: serial@ef600300 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <ef600300 8>;
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virtual-reg = <ef600300>;
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clock-frequency = <0>; /* Filled in by zImage */
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current-speed = <1c200>;
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interrupt-parent = <&UIC0>;
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interrupts = <0 4>;
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};
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UART1: serial@ef600400 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <ef600400 8>;
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virtual-reg = <ef600400>;
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clock-frequency = <0>;
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current-speed = <0>;
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interrupt-parent = <&UIC0>;
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interrupts = <1 4>;
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};
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UART2: serial@ef600500 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <ef600500 8>;
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virtual-reg = <ef600500>;
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clock-frequency = <0>;
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current-speed = <0>;
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interrupt-parent = <&UIC0>;
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interrupts = <3 4>;
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};
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UART3: serial@ef600600 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <ef600600 8>;
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virtual-reg = <ef600600>;
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clock-frequency = <0>;
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current-speed = <0>;
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interrupt-parent = <&UIC0>;
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interrupts = <4 4>;
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};
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IIC0: i2c@ef600700 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
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index = <0>;
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reg = <ef600700 14>;
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interrupt-parent = <&UIC0>;
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interrupts = <2 4>;
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rtc@68 {
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compatible = "stm,m41t80";
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reg = <68>;
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};
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};
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IIC1: i2c@ef600800 {
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compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
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index = <5>;
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reg = <ef600800 14>;
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interrupt-parent = <&UIC0>;
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interrupts = <7 4>;
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};
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ZMII0: emac-zmii@ef600d00 {
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compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
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reg = <ef600d00 c>;
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};
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EMAC0: ethernet@ef600e00 {
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linux,network-index = <0>;
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device_type = "network";
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compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
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interrupt-parent = <&UIC1>;
|
||||||
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interrupts = <1c 4 1d 4>;
|
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reg = <ef600e00 70>;
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local-mac-address = [000000000000];
|
||||||
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mal-device = <&MAL0>;
|
||||||
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mal-tx-channel = <0 1>;
|
||||||
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mal-rx-channel = <0>;
|
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cell-index = <0>;
|
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max-frame-size = <5dc>;
|
||||||
|
rx-fifo-size = <1000>;
|
||||||
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tx-fifo-size = <800>;
|
||||||
|
phy-mode = "rmii";
|
||||||
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phy-map = <00000000>;
|
||||||
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zmii-device = <&ZMII0>;
|
||||||
|
zmii-channel = <0>;
|
||||||
|
};
|
||||||
|
|
||||||
|
EMAC1: ethernet@ef600f00 {
|
||||||
|
linux,network-index = <1>;
|
||||||
|
device_type = "network";
|
||||||
|
compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
|
||||||
|
interrupt-parent = <&UIC1>;
|
||||||
|
interrupts = <1e 4 1f 4>;
|
||||||
|
reg = <ef600f00 70>;
|
||||||
|
local-mac-address = [000000000000];
|
||||||
|
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 = <00000000>;
|
||||||
|
zmii-device = <&ZMII0>;
|
||||||
|
zmii-channel = <1>;
|
||||||
|
};
|
||||||
|
usb@ef601000 {
|
||||||
|
compatible = "ohci-be";
|
||||||
|
reg = <ef601000 80>;
|
||||||
|
interrupts = <8 4 9 4>;
|
||||||
|
interrupt-parent = < &UIC1 >;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
PCI0: pci@ec000000 {
|
||||||
|
device_type = "pci";
|
||||||
|
#interrupt-cells = <1>;
|
||||||
|
#size-cells = <2>;
|
||||||
|
#address-cells = <3>;
|
||||||
|
compatible = "ibm,plb440ep-pci", "ibm,plb-pci";
|
||||||
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primary;
|
||||||
|
reg = <0 eec00000 8 /* Config space access */
|
||||||
|
0 eed00000 4 /* IACK */
|
||||||
|
0 eed00000 4 /* Special cycle */
|
||||||
|
0 ef400000 40>; /* Internal registers */
|
||||||
|
|
||||||
|
/* Outbound ranges, one memory and one IO,
|
||||||
|
* later cannot be changed. Chip supports a second
|
||||||
|
* IO range but we don't use it for now
|
||||||
|
*/
|
||||||
|
ranges = <02000000 0 a0000000 0 a0000000 0 20000000
|
||||||
|
01000000 0 00000000 0 e8000000 0 00010000>;
|
||||||
|
|
||||||
|
/* Inbound 2GB range starting at 0 */
|
||||||
|
dma-ranges = <42000000 0 0 0 0 0 80000000>;
|
||||||
|
};
|
||||||
|
};
|
||||||
|
|
||||||
|
chosen {
|
||||||
|
linux,stdout-path = "/plb/opb/serial@ef600300";
|
||||||
|
};
|
||||||
|
};
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Разница между файлами не показана из-за своего большого размера
Загрузить разницу
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@ -17,6 +17,15 @@ config EBONY
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help
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help
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This option enables support for the IBM PPC440GP evaluation board.
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This option enables support for the IBM PPC440GP evaluation board.
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config SAM440EP
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bool "Sam440ep"
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depends on 44x
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default n
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select 440EP
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select PCI
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help
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This option enables support for the ACube Sam440ep board.
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config SEQUOIA
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config SEQUOIA
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bool "Sequoia"
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bool "Sequoia"
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depends on 44x
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depends on 44x
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@ -3,6 +3,7 @@ obj-$(CONFIG_EBONY) += ebony.o
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obj-$(CONFIG_TAISHAN) += taishan.o
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obj-$(CONFIG_TAISHAN) += taishan.o
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obj-$(CONFIG_BAMBOO) += bamboo.o
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obj-$(CONFIG_BAMBOO) += bamboo.o
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obj-$(CONFIG_YOSEMITE) += bamboo.o
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obj-$(CONFIG_YOSEMITE) += bamboo.o
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obj-$(CONFIG_SAM440EP) += sam440ep.o
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obj-$(CONFIG_SEQUOIA) += sequoia.o
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obj-$(CONFIG_SEQUOIA) += sequoia.o
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obj-$(CONFIG_KATMAI) += katmai.o
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obj-$(CONFIG_KATMAI) += katmai.o
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obj-$(CONFIG_RAINIER) += rainier.o
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obj-$(CONFIG_RAINIER) += rainier.o
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||||||
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@ -0,0 +1,79 @@
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||||||
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/*
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* Sam440ep board specific routines based off bamboo.c code
|
||||||
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* original copyrights below
|
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*
|
||||||
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* Wade Farnsworth <wfarnsworth@mvista.com>
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* Copyright 2004 MontaVista Software Inc.
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||||||
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*
|
||||||
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* Rewritten and ported to the merged powerpc tree:
|
||||||
|
* Josh Boyer <jwboyer@linux.vnet.ibm.com>
|
||||||
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* Copyright 2007 IBM Corporation
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*
|
||||||
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* Modified from bamboo.c for sam440ep:
|
||||||
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* Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
|
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*
|
||||||
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* This program is free software; you can redistribute it and/or modify it
|
||||||
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* under the terms of the GNU General Public License as published by the
|
||||||
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* Free Software Foundation; either version 2 of the License, or (at your
|
||||||
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* option) any later version.
|
||||||
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*/
|
||||||
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#include <linux/init.h>
|
||||||
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#include <linux/of_platform.h>
|
||||||
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|
||||||
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#include <asm/machdep.h>
|
||||||
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#include <asm/prom.h>
|
||||||
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#include <asm/udbg.h>
|
||||||
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#include <asm/time.h>
|
||||||
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#include <asm/uic.h>
|
||||||
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#include <asm/pci-bridge.h>
|
||||||
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#include <asm/ppc4xx.h>
|
||||||
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#include <linux/i2c.h>
|
||||||
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|
||||||
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static __initdata struct of_device_id sam440ep_of_bus[] = {
|
||||||
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{ .compatible = "ibm,plb4", },
|
||||||
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{ .compatible = "ibm,opb", },
|
||||||
|
{ .compatible = "ibm,ebc", },
|
||||||
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{},
|
||||||
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};
|
||||||
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|
||||||
|
static int __init sam440ep_device_probe(void)
|
||||||
|
{
|
||||||
|
of_platform_bus_probe(NULL, sam440ep_of_bus, NULL);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
machine_device_initcall(sam440ep, sam440ep_device_probe);
|
||||||
|
|
||||||
|
static int __init sam440ep_probe(void)
|
||||||
|
{
|
||||||
|
unsigned long root = of_get_flat_dt_root();
|
||||||
|
|
||||||
|
if (!of_flat_dt_is_compatible(root, "acube,sam440ep"))
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
ppc_pci_flags = PPC_PCI_REASSIGN_ALL_RSRC;
|
||||||
|
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
define_machine(sam440ep) {
|
||||||
|
.name = "Sam440ep",
|
||||||
|
.probe = sam440ep_probe,
|
||||||
|
.progress = udbg_progress,
|
||||||
|
.init_IRQ = uic_init_tree,
|
||||||
|
.get_irq = uic_get_irq,
|
||||||
|
.restart = ppc4xx_reset_system,
|
||||||
|
.calibrate_decr = generic_calibrate_decr,
|
||||||
|
};
|
||||||
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|
||||||
|
static struct i2c_board_info sam440ep_rtc_info = {
|
||||||
|
.type = "m41st85",
|
||||||
|
.addr = 0x68,
|
||||||
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.irq = -1,
|
||||||
|
};
|
||||||
|
|
||||||
|
static int sam440ep_setup_rtc(void)
|
||||||
|
{
|
||||||
|
return i2c_register_board_info(0, &sam440ep_rtc_info, 1);
|
||||||
|
}
|
||||||
|
machine_device_initcall(sam440ep, sam440ep_setup_rtc);
|
||||||
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