60 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Motload compatibility for the Emerson/Artesyn MVME7100
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|  *
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|  * Copyright 2016 Elettra-Sincrotrone Trieste S.C.p.A.
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|  *
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|  * Author: Alessio Igor Bogani <alessio.bogani@elettra.eu>
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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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|  */
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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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| 
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| #define TARGET_86xx
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| #define TARGET_HAS_ETH1
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| #define TARGET_HAS_ETH2
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| #define TARGET_HAS_ETH3
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| #include "ppcboot.h"
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| 
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| static bd_t bd;
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| 
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| BSS_STACK(16384);
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| 
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| static void mvme7100_fixups(void)
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| {
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| 	void *devp;
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| 	unsigned long busfreq = bd.bi_busfreq * 1000000;
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| 
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| 	dt_fixup_cpu_clocks(bd.bi_intfreq * 1000000, busfreq / 4, busfreq);
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| 
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| 	devp = finddevice("/soc@f1000000");
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| 	if (devp)
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| 		setprop(devp, "bus-frequency", &busfreq, sizeof(busfreq));
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| 
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| 	devp = finddevice("/soc/serial@4500");
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| 	if (devp)
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| 		setprop(devp, "clock-frequency", &busfreq, sizeof(busfreq));
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| 
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| 	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
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| 
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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_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
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| 	dt_fixup_mac_address_by_alias("ethernet3", bd.bi_enet3addr);
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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 = mvme7100_fixups;
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| }
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