projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 97493e2e AIB |
2 | /* |
| 3 | * Motload compatibility for the Emerson/Artesyn MVME7100 | |
| 4 | * | |
| 5 | * Copyright 2016 Elettra-Sincrotrone Trieste S.C.p.A. | |
| 6 | * | |
| 7 | * Author: Alessio Igor Bogani <alessio.bogani@elettra.eu> | |
| 97493e2e AIB |
8 | */ |
| 9 | ||
| 10 | #include "ops.h" | |
| 11 | #include "stdio.h" | |
| 12 | #include "cuboot.h" | |
| 13 | ||
| 14 | #define TARGET_86xx | |
| 15 | #define TARGET_HAS_ETH1 | |
| 16 | #define TARGET_HAS_ETH2 | |
| 17 | #define TARGET_HAS_ETH3 | |
| 18 | #include "ppcboot.h" | |
| 19 | ||
| 20 | static bd_t bd; | |
| 21 | ||
| 22 | BSS_STACK(16384); | |
| 23 | ||
| 24 | static void mvme7100_fixups(void) | |
| 25 | { | |
| 26 | void *devp; | |
| 27 | unsigned long busfreq = bd.bi_busfreq * 1000000; | |
| 28 | ||
| 29 | dt_fixup_cpu_clocks(bd.bi_intfreq * 1000000, busfreq / 4, busfreq); | |
| 30 | ||
| 31 | devp = finddevice("/soc@f1000000"); | |
| 32 | if (devp) | |
| 33 | setprop(devp, "bus-frequency", &busfreq, sizeof(busfreq)); | |
| 34 | ||
| 35 | devp = finddevice("/soc/serial@4500"); | |
| 36 | if (devp) | |
| 37 | setprop(devp, "clock-frequency", &busfreq, sizeof(busfreq)); | |
| 38 | ||
| 39 | dt_fixup_memory(bd.bi_memstart, bd.bi_memsize); | |
| 40 | ||
| 41 | dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr); | |
| 42 | dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr); | |
| 43 | dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr); | |
| 44 | dt_fixup_mac_address_by_alias("ethernet3", bd.bi_enet3addr); | |
| 45 | } | |
| 46 | ||
| 47 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, | |
| 48 | unsigned long r6, unsigned long r7) | |
| 49 | { | |
| 50 | CUBOOT_INIT(); | |
| 51 | fdt_init(_dtb_start); | |
| 52 | serial_console_init(); | |
| 53 | platform_ops.fixups = mvme7100_fixups; | |
| 54 | } |