2 * Copyright 2010-2011 Calxeda, Inc.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License as published by the Free
6 * Software Foundation; either version 2 of the License, or (at your option)
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program. If not, see <http://www.gnu.org/licenses/>.
23 #include <asm/sizes.h>
26 #define HB_SREG_A9_PWR_REQ 0xfff3cf00
27 #define HB_SREG_A9_BOOT_SRC_STAT 0xfff3cf04
28 #define HB_PWR_SUSPEND 0
29 #define HB_PWR_SOFT_RESET 1
30 #define HB_PWR_HARD_RESET 2
31 #define HB_PWR_SHUTDOWN 3
33 DECLARE_GLOBAL_DATA_PTR;
36 * Miscellaneous platform dependent initialisations
45 /* We know all the init functions have been run now */
46 int board_eth_init(bd_t *bis)
50 #ifdef CONFIG_CALXEDA_XGMAC
51 rc += calxedaxgmac_initialize(0, 0xfff50000);
52 rc += calxedaxgmac_initialize(1, 0xfff51000);
62 ahci_init(0xffe08000);
65 boot_choice = readl(HB_SREG_A9_BOOT_SRC_STAT) & 0xff;
66 sprintf(envbuffer, "bootcmd%d", boot_choice);
67 if (getenv(envbuffer)) {
68 sprintf(envbuffer, "run bootcmd%d", boot_choice);
69 setenv("bootcmd", envbuffer);
71 setenv("bootcmd", "");
78 gd->ram_size = SZ_512M;
82 void dram_init_banksize(void)
84 gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
85 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
88 void reset_cpu(ulong addr)
90 writel(HB_PWR_HARD_RESET, HB_SREG_A9_PWR_REQ);