1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (C) 2008-2009 Samsung Electronics 3*4882a593Smuzhiyun * Minkyu Kang <mk7.kang@samsung.com> 4*4882a593Smuzhiyun * Kyungmin Park <kyungmin.park@samsung.com> 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #include <common.h> 10*4882a593Smuzhiyun #include <asm/gpio.h> 11*4882a593Smuzhiyun #include <asm/io.h> 12*4882a593Smuzhiyun #include <asm/arch/sromc.h> 13*4882a593Smuzhiyun #include <netdev.h> 14*4882a593Smuzhiyun #include <asm/mach-types.h> 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun DECLARE_GLOBAL_DATA_PTR; 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun /* 19*4882a593Smuzhiyun * Miscellaneous platform dependent initialisations 20*4882a593Smuzhiyun */ smc9115_pre_init(void)21*4882a593Smuzhiyunstatic void smc9115_pre_init(void) 22*4882a593Smuzhiyun { 23*4882a593Smuzhiyun u32 smc_bw_conf, smc_bc_conf; 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun /* gpio configuration GPK0CON */ 26*4882a593Smuzhiyun gpio_cfg_pin(S5PC100_GPIO_K00 + CONFIG_ENV_SROM_BANK, S5P_GPIO_FUNC(2)); 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun /* Ethernet needs bus width of 16 bits */ 29*4882a593Smuzhiyun smc_bw_conf = SMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK); 30*4882a593Smuzhiyun smc_bc_conf = SMC_BC_TACS(0x0) | SMC_BC_TCOS(0x4) | SMC_BC_TACC(0xe) 31*4882a593Smuzhiyun | SMC_BC_TCOH(0x1) | SMC_BC_TAH(0x4) 32*4882a593Smuzhiyun | SMC_BC_TACP(0x6) | SMC_BC_PMC(0x0); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun /* Select and configure the SROMC bank */ 35*4882a593Smuzhiyun s5p_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf); 36*4882a593Smuzhiyun } 37*4882a593Smuzhiyun board_init(void)38*4882a593Smuzhiyunint board_init(void) 39*4882a593Smuzhiyun { 40*4882a593Smuzhiyun smc9115_pre_init(); 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun gd->bd->bi_arch_number = MACH_TYPE_SMDKC100; 43*4882a593Smuzhiyun gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun return 0; 46*4882a593Smuzhiyun } 47*4882a593Smuzhiyun dram_init(void)48*4882a593Smuzhiyunint dram_init(void) 49*4882a593Smuzhiyun { 50*4882a593Smuzhiyun gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun return 0; 53*4882a593Smuzhiyun } 54*4882a593Smuzhiyun dram_init_banksize(void)55*4882a593Smuzhiyunint dram_init_banksize(void) 56*4882a593Smuzhiyun { 57*4882a593Smuzhiyun gd->bd->bi_dram[0].start = PHYS_SDRAM_1; 58*4882a593Smuzhiyun gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; 59*4882a593Smuzhiyun 60*4882a593Smuzhiyun return 0; 61*4882a593Smuzhiyun } 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun #ifdef CONFIG_DISPLAY_BOARDINFO checkboard(void)64*4882a593Smuzhiyunint checkboard(void) 65*4882a593Smuzhiyun { 66*4882a593Smuzhiyun printf("Board:\tSMDKC100\n"); 67*4882a593Smuzhiyun return 0; 68*4882a593Smuzhiyun } 69*4882a593Smuzhiyun #endif 70*4882a593Smuzhiyun board_eth_init(bd_t * bis)71*4882a593Smuzhiyunint board_eth_init(bd_t *bis) 72*4882a593Smuzhiyun { 73*4882a593Smuzhiyun int rc = 0; 74*4882a593Smuzhiyun #ifdef CONFIG_SMC911X 75*4882a593Smuzhiyun rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); 76*4882a593Smuzhiyun #endif 77*4882a593Smuzhiyun return rc; 78*4882a593Smuzhiyun } 79