tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
[POWERPC] 4xx: Add bootwrapper for AMCC Yosemite board
Add the cuboot wrapper for the AMCC 440EP Yosemite board
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
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arch/powerpc/boot/Makefile
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arch/powerpc/boot/Makefile
···
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cuboot-bamboo.c cuboot-mpc7448hpc2.c cuboot-taishan.c \
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fixed-head.S ep88xc.c ep405.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
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cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c
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src-boot := $(src-wlib) $(src-plat) empty.c
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src-boot := $(addprefix $(obj)/, $(src-boot))
···
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image-$(CONFIG_TAISHAN) += cuImage.taishan
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image-$(CONFIG_KATMAI) += cuImage.katmai
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image-$(CONFIG_WARP) += cuImage.warp
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image-$(CONFIG_YOSEMITE) += cuImage.yosemite
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# Board ports in arch/powerpc/platform/8xx/Kconfig
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image-$(CONFIG_PPC_MPC86XADS) += cuImage.mpc866ads
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arch/powerpc/boot/cuboot-yosemite.c
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arch/powerpc/boot/cuboot-yosemite.c
···
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/*
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* Old U-boot compatibility for Yosemite
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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 2008 IBM Corporation
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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 "4xx.h"
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#include "44x.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 yosemite_fixups(void)
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{
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unsigned long sysclk = 66666666;
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ibm440ep_fixup_clocks(sysclk, 11059200, 50000000);
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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_address_by_alias("ethernet0", bd.bi_enetaddr);
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dt_fixup_mac_address_by_alias("ethernet1", 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 = yosemite_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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}