Merge tag 'mtd/for-5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux
[sfrench/cifs-2.6.git] / arch / powerpc / boot / treeboot-ebony.c
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Old U-boot compatibility for Ebony
4  *
5  * Author: David Gibson <david@gibson.dropbear.id.au>
6  *
7  * Copyright 2007 David Gibson, IBM Corporatio.
8  *   Based on cuboot-83xx.c, which is:
9  * Copyright (c) 2007 Freescale Semiconductor, Inc.
10  */
11
12 #include "ops.h"
13 #include "stdio.h"
14 #include "44x.h"
15
16 BSS_STACK(4096);
17
18 #define OPENBIOS_MAC_BASE       0xfffffe0c
19 #define OPENBIOS_MAC_OFFSET     0xc
20
21 void platform_init(void)
22 {
23         unsigned long end_of_ram = 0x8000000;
24         unsigned long avail_ram = end_of_ram - (unsigned long)_end;
25
26         simple_alloc_init(_end, avail_ram, 32, 64);
27         ebony_init((u8 *)OPENBIOS_MAC_BASE,
28                    (u8 *)(OPENBIOS_MAC_BASE + OPENBIOS_MAC_OFFSET));
29 }