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54 lines
1.2 KiB
54 lines
1.2 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Old U-boot compatibility for Taishan |
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* |
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* Author: Hugh Blemings <[email protected]> |
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* |
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* Copyright 2007 Hugh Blemings, IBM Corporation. |
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* Based on cuboot-ebony.c which is: |
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* Copyright 2007 David Gibson, IBM Corporation. |
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* Based on cuboot-83xx.c, which is: |
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* Copyright (c) 2007 Freescale Semiconductor, Inc. |
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*/ |
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#include "ops.h" |
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#include "stdio.h" |
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#include "cuboot.h" |
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#include "reg.h" |
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#include "dcr.h" |
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#include "4xx.h" |
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#define TARGET_4xx |
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#define TARGET_44x |
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#define TARGET_440GX |
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#include "ppcboot.h" |
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static bd_t bd; |
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BSS_STACK(4096); |
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static void taishan_fixups(void) |
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{ |
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/* FIXME: sysclk should be derived by reading the FPGA |
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registers */ |
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unsigned long sysclk = 33000000; |
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ibm440gx_fixup_clocks(sysclk, 6 * 1843200, 25000000); |
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ibm4xx_sdram_fixup_memsize(); |
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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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ibm4xx_fixup_ebc_ranges("/plb/opb/ebc"); |
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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 = taishan_fixups; |
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fdt_init(_dtb_start); |
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serial_console_init(); |
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}
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