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56 lines
1.3 KiB
56 lines
1.3 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Old U-boot compatibility for 83xx |
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* |
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* Author: Scott Wood <[email protected]> |
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* |
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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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#define TARGET_83xx |
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#include "ppcboot.h" |
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static bd_t bd; |
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static void platform_fixups(void) |
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{ |
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void *soc; |
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dt_fixup_memory(bd.bi_memstart, bd.bi_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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dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq); |
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/* Unfortunately, the specific model number is encoded in the |
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* soc node name in existing dts files -- once that is fixed, |
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* this can do a simple path lookup. |
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*/ |
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soc = find_node_by_devtype(NULL, "soc"); |
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if (soc) { |
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void *serial = NULL; |
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setprop(soc, "bus-frequency", &bd.bi_busfreq, |
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sizeof(bd.bi_busfreq)); |
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while ((serial = find_node_by_devtype(serial, "serial"))) { |
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if (get_parent(serial) != soc) |
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continue; |
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setprop(serial, "clock-frequency", &bd.bi_busfreq, |
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sizeof(bd.bi_busfreq)); |
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} |
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} |
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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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fdt_init(_dtb_start); |
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serial_console_init(); |
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platform_ops.fixups = platform_fixups; |
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}
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