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/arch/imx-regs.h>
28 #include <asm/arch/clock.h>
29 #include <asm/errno.h>
32 #ifdef CONFIG_FSL_ESDHC
33 #include <fsl_esdhc.h>
36 #if defined(CONFIG_MX51)
37 #define CPU_TYPE 0x51000
39 #error "CPU_TYPE not defined"
44 int system_rev = CPU_TYPE;
45 int reg = __raw_readl(ROM_SI_REV);
49 system_rev |= CHIP_REV_1_1;
52 if ((__raw_readl(GPIO1_BASE_ADDR + 0x0) & (0x1 << 22)) == 0)
53 system_rev |= CHIP_REV_2_5;
55 system_rev |= CHIP_REV_2_0;
58 system_rev |= CHIP_REV_3_0;
62 system_rev |= CHIP_REV_1_0;
69 #if defined(CONFIG_DISPLAY_CPUINFO)
70 int print_cpuinfo(void)
74 cpurev = get_cpu_rev();
75 printf("CPU: Freescale i.MX%x family rev%d.%d at %d MHz\n",
76 (cpurev & 0xFF000) >> 12,
77 (cpurev & 0x000F0) >> 4,
78 (cpurev & 0x0000F) >> 0,
79 mxc_get_clock(MXC_ARM_CLK) / 1000000);
85 * Initializes on-chip ethernet controllers.
86 * to override, implement board_eth_init()
88 #if defined(CONFIG_FEC_MXC)
89 extern int fecmxc_initialize(bd_t *bis);
92 int cpu_eth_init(bd_t *bis)
96 #if defined(CONFIG_FEC_MXC)
97 rc = fecmxc_initialize(bis);
104 * Initializes on-chip MMC controllers.
105 * to override, implement board_mmc_init()
107 int cpu_mmc_init(bd_t *bis)
109 #ifdef CONFIG_FSL_ESDHC
110 return fsl_esdhc_mmc_init(bis);
117 void reset_cpu(ulong addr)
119 __raw_writew(4, WDOG1_BASE_ADDR);