3 * Sascha Hauer, Pengutronix
5 * (C) Copyright 2009 Freescale Semiconductor, Inc.
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 #include <asm/errno.h>
29 #include <asm/arch/imx-regs.h>
30 #include <asm/arch/clock.h>
31 #include <asm/arch/sys_proto.h>
35 int system_rev = 0x61000 | CHIP_REV_1_0;
40 #ifdef CONFIG_ARCH_CPU_INIT
43 u32 reg = AIPS1_BASE_ADDR;
46 * Set all MPROTx to be non-bufferable, trusted for R/W,
47 * not forced to user-mode.
49 writel(0x77777777, reg + 0x00);
50 writel(0x77777777, reg + 0x04);
52 reg = AIPS2_BASE_ADDR;
53 writel(0x77777777, reg + 0x00);
54 writel(0x77777777, reg + 0x04);
57 int arch_cpu_init(void)
65 #if defined(CONFIG_FEC_MXC)
66 void imx_get_mac_from_fuse(unsigned char *mac)
68 struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
69 struct fuse_bank *bank = &iim->bank[4];
70 struct fuse_bank4_regs *fuse =
71 (struct fuse_bank4_regs *)bank->fuse_regs;
73 u32 mac_lo = readl(&fuse->mac_addr_low);
74 u32 mac_hi = readl(&fuse->mac_addr_high);
78 mac[4] = mac_hi & 0xff;
79 mac[5] = (mac_hi >> 8) & 0xff;