OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[POWERPC] bootwrapper: adds cuboot for MPC7448HPC2 platform 

This patch adds cuboot support for MPC7448HPC2 platform.
The cuImage can be used with legacy u-boot without FDT support.

Signed-off-by: Roy Zang <tie-fei.zang@freescale.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Roy Zang 2007-09-24 18:31:55 +08:00 committed by Kumar Gala
parent 3611f2ad42
commit c4e05bc57d
4 changed files with 56 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/powerpc/boot/Makefile
View File

@ -52,7 +52,7 @@ src-plat := of.c cuboot-52xx.c cuboot-83xx.c cuboot-85xx.c holly.c \
cuboot-ebony.c treeboot-ebony.c prpmc2800.c \
ps3-head.S ps3-hvcall.S ps3.c treeboot-bamboo.c cuboot-8xx.c \
cuboot-pq2.c cuboot-sequoia.c treeboot-walnut.c cuboot-bamboo.c \
fixed-head.S ep88xc.c
fixed-head.S ep88xc.c cuboot-hpc2.c
src-boot := $(src-wlib) $(src-plat) empty.c
src-boot := $(addprefix $(obj)/, $(src-boot))
@ -150,6 +150,7 @@ image-$(CONFIG_8260) += cuImage.pq2
image-$(CONFIG_PPC_MPC52xx) += cuImage.52xx
image-$(CONFIG_PPC_83xx) += cuImage.83xx
image-$(CONFIG_PPC_85xx) += cuImage.85xx
image-$(CONFIG_MPC7448HPC2) += cuImage.hpc2
image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony
image-$(CONFIG_BAMBOO) += treeImage.bamboo cuImage.bamboo
image-$(CONFIG_SEQUOIA) += cuImage.sequoia

48
arch/powerpc/boot/cuboot-hpc2.c Normal file
View File

@ -0,0 +1,48 @@
/*
* Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
*
* Author: Roy Zang <tie-fei.zang@freescale.com>
*
* Description:
* Old U-boot compatibility for mpc7448hpc2 board
* Based on the code of Scott Wood <scottwood@freescale.com>
* for 83xx and 85xx.
*
* This 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.
*
*/
#include "ops.h"
#include "stdio.h"
#include "cuboot.h"
#define TARGET_HAS_ETH1
#include "ppcboot.h"
static bd_t bd;
extern char _dtb_start[], _dtb_end[];
static void platform_fixups(void)
{
void *tsi;
dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
tsi = find_node_by_devtype(NULL, "tsi-bridge");
if (tsi)
setprop(tsi, "bus-frequency", &bd.bi_busfreq,
sizeof(bd.bi_busfreq));
}
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
CUBOOT_INIT();
ft_init(_dtb_start, _dtb_end - _dtb_start, 32);
serial_console_init();
platform_ops.fixups = platform_fixups;
}

5
arch/powerpc/boot/dts/mpc7448hpc2.dts
View File

@ -78,6 +78,7 @@
};
ethernet@6200 {
linux,network-index = <0>;
#size-cells = <0>;
device_type = "network";
compatible = "tsi108-ethernet";
@ -90,6 +91,7 @@
};
ethernet@6600 {
linux,network-index = <1>;
#address-cells = <1>;
#size-cells = <0>;
device_type = "network";
@ -183,5 +185,8 @@
};
};
};
chosen {
linux,stdout-path = "/tsi108@c0000000/serial@7808";
};
};

1
arch/powerpc/platforms/embedded6xx/Kconfig
View File

@ -22,6 +22,7 @@ config MPC7448HPC2
select TSI108_BRIDGE
select DEFAULT_UIMAGE
select PPC_UDBG_16550
select WANT_DEVICE_TREE
help
Select MPC7448HPC2 if configuring for Freescale MPC7448HPC2 (Taiga)
platform