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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/powerpc/boot/cuboot-mpc7448hpc2.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | arch/powerpc/boot/cuboot-mpc7448hpc2.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/powerpc/boot/cuboot-mpc7448hpc2.c b/arch/powerpc/boot/cuboot-mpc7448hpc2.c new file mode 100644 index 000000000..335fb6521 --- /dev/null +++ b/arch/powerpc/boot/cuboot-mpc7448hpc2.c @@ -0,0 +1,43 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved. + * + * Author: Roy Zang <tie-fei.zang@freescale.com> + * + * Description: + * Old U-boot compatibility for mpc7448hpc2 board + * Based on the code of Scott Wood <scottwood@freescale.com> + * for 83xx and 85xx. + */ + +#include "ops.h" +#include "stdio.h" +#include "cuboot.h" + +#define TARGET_HAS_ETH1 +#include "ppcboot.h" + +static bd_t bd; +extern char _dtb_start[], _dtb_end[]; + +static void platform_fixups(void) +{ + void *tsi; + + dt_fixup_memory(bd.bi_memstart, bd.bi_memsize); + dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr); + dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq); + tsi = find_node_by_devtype(NULL, "tsi-bridge"); + if (tsi) + setprop(tsi, "bus-frequency", &bd.bi_busfreq, + sizeof(bd.bi_busfreq)); +} + +void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7) +{ + CUBOOT_INIT(); + fdt_init(_dtb_start); + serial_console_init(); + platform_ops.fixups = platform_fixups; +} |