powerpc/boot/bamboo.c

0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003  * Copyright IBM Corporation, 2007
0004  * Josh Boyer <jwboyer@linux.vnet.ibm.com>
0005  *
0006  * Based on ebony wrapper:
0007  * Copyright 2007 David Gibson, IBM Corporation.
0008  *
0009  * Clocking code based on code by:
0010  * Stefan Roese <sr@denx.de>
0011  */
0012 #include <stdarg.h>
0013 #include <stddef.h>
0014 #include "types.h"
0015 #include "elf.h"
0016 #include "string.h"
0017 #include "stdio.h"
0018 #include "page.h"
0019 #include "ops.h"
0020 #include "dcr.h"
0021 #include "4xx.h"
0022 #include "44x.h"
0023
0024 static u8 *bamboo_mac0, *bamboo_mac1;
0025
0026 static void bamboo_fixups(void)
0027 {
0028     unsigned long sysclk = 33333333;
0029
0030     ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
0031     ibm4xx_sdram_fixup_memsize();
0032     ibm4xx_quiesce_eth((u32 *)0xef600e00, (u32 *)0xef600f00);
0033     dt_fixup_mac_address_by_alias("ethernet0", bamboo_mac0);
0034     dt_fixup_mac_address_by_alias("ethernet1", bamboo_mac1);
0035 }
0036
0037 void bamboo_init(void *mac0, void *mac1)
0038 {
0039     platform_ops.fixups = bamboo_fixups;
0040     platform_ops.exit = ibm44x_dbcr_reset;
0041     bamboo_mac0 = mac0;
0042     bamboo_mac1 = mac1;
0043     fdt_init(_dtb_start);
0044     serial_console_init();
0045 }