1 | // SPDX-License-Identifier: GPL-2.0-only |
---|---|
2 | /* |
3 | * Old U-boot compatibility for Sam440ep based off bamboo.c code |
4 | * original copyrights below |
5 | * |
6 | * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com> |
7 | * |
8 | * Copyright 2007 IBM Corporation |
9 | * |
10 | * Based on cuboot-ebony.c |
11 | * |
12 | * Modified from cuboot-bamboo.c for sam440ep: |
13 | * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com> |
14 | */ |
15 | |
16 | #include "ops.h" |
17 | #include "stdio.h" |
18 | #include "44x.h" |
19 | #include "4xx.h" |
20 | #include "cuboot.h" |
21 | |
22 | #define TARGET_4xx |
23 | #define TARGET_44x |
24 | #include "ppcboot.h" |
25 | |
26 | static bd_t bd; |
27 | |
28 | static void sam440ep_fixups(void) |
29 | { |
30 | unsigned long sysclk = 66666666; |
31 | |
32 | ibm440ep_fixup_clocks(sys_clk: sysclk, ser_clk: 11059200, tmr_clk: 25000000); |
33 | ibm4xx_sdram_fixup_memsize(); |
34 | ibm4xx_quiesce_eth(emac0: (u32 *)0xef600e00, emac1: (u32 *)0xef600f00); |
35 | dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr); |
36 | } |
37 | |
38 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, |
39 | unsigned long r6, unsigned long r7) |
40 | { |
41 | CUBOOT_INIT(); |
42 | platform_ops.fixups = sam440ep_fixups; |
43 | platform_ops.exit = ibm44x_dbcr_reset; |
44 | fdt_init(blob: _dtb_start); |
45 | serial_console_init(); |
46 | } |
47 |