1 /* 2 * Copyright (C) 2011 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> 3 * Copyright (C) 2011 Renesas Solutions Corp. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 24 #include <common.h> 25 #include <asm/io.h> 26 #include <asm/processor.h> 27 #include <netdev.h> 28 #include <i2c.h> 29 30 DECLARE_GLOBAL_DATA_PTR; 31 32 #define MODEMR (0xFFCC0020) 33 #define MODEMR_MASK (0x6) 34 #define MODEMR_533MHZ (0x2) 35 36 int checkboard(void) 37 { 38 u32 r = readl(MODEMR); 39 if ((r & MODEMR_MASK) & MODEMR_533MHZ) 40 puts("CPU Clock: 533MHz\n"); 41 else 42 puts("CPU Clock: 400MHz\n"); 43 44 puts("BOARD: Renesas Technology Corp. R0P7734C00000RZ\n"); 45 return 0; 46 } 47 48 #define MSTPSR1 (0xFFC80044) 49 #define MSTPCR1 (0xFFC80034) 50 #define MSTPSR1_GETHER (1 << 14) 51 52 int board_init(void) 53 { 54 #if defined(CONFIG_SH_ETHER) 55 u32 r = readl(MSTPSR1); 56 if (r & MSTPSR1_GETHER) 57 writel((r & ~MSTPSR1_GETHER), MSTPCR1); 58 #endif 59 60 return 0; 61 } 62 63 int board_late_init(void) 64 { 65 u8 mac[6]; 66 67 /* Read Mac Address and set*/ 68 i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); 69 i2c_set_bus_num(CONFIG_SYS_I2C_MODULE); 70 71 /* Read MAC address */ 72 i2c_read(0x50, 0x10, 0, mac, 6); 73 74 if (is_valid_ether_addr(mac)) 75 eth_setenv_enetaddr("ethaddr", mac); 76 77 return 0; 78 } 79 80 int dram_init(void) 81 { 82 gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; 83 gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE; 84 printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024)); 85 86 return 0; 87 } 88 89 #ifdef CONFIG_SMC911X 90 int board_eth_init(bd_t *bis) 91 { 92 int rc = 0; 93 rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); 94 return rc; 95 } 96 #endif 97