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Minkyu Kang8bc4ee92009-10-01 17:20:40 +09001/*
2 * Copyright (C) 2008-2009 Samsung Electronics
3 * Minkyu Kang <mk7.kang@samsung.com>
4 * Kyungmin Park <kyungmin.park@samsung.com>
5 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02006 * SPDX-License-Identifier: GPL-2.0+
Minkyu Kang8bc4ee92009-10-01 17:20:40 +09007 */
8
9#include <common.h>
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090010#include <asm/io.h>
Chander Kashyapb0ad8622011-04-14 19:05:18 +000011#include <asm/arch/sromc.h>
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090012#include <asm/arch/gpio.h>
13#include <netdev.h>
14
Minkyu Kang8bc4ee92009-10-01 17:20:40 +090015DECLARE_GLOBAL_DATA_PTR;
16
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090017/*
18 * Miscellaneous platform dependent initialisations
19 */
20static void smc9115_pre_init(void)
21{
22 u32 smc_bw_conf, smc_bc_conf;
23
24 struct s5pc100_gpio *const gpio =
Minkyu Kangd93d0f02010-08-13 16:07:35 +090025 (struct s5pc100_gpio *)samsung_get_base_gpio();
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090026
27 /* gpio configuration GPK0CON */
Ɓukasz Majewskief5d9eb2011-07-15 00:16:22 +000028 s5p_gpio_cfg_pin(&gpio->k0, CONFIG_ENV_SROM_BANK, GPIO_FUNC(2));
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090029
30 /* Ethernet needs bus width of 16 bits */
31 smc_bw_conf = SMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK);
32 smc_bc_conf = SMC_BC_TACS(0x0) | SMC_BC_TCOS(0x4) | SMC_BC_TACC(0xe)
33 | SMC_BC_TCOH(0x1) | SMC_BC_TAH(0x4)
34 | SMC_BC_TACP(0x6) | SMC_BC_PMC(0x0);
35
36 /* Select and configure the SROMC bank */
Chander Kashyapb0ad8622011-04-14 19:05:18 +000037 s5p_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf);
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090038}
39
Minkyu Kang8bc4ee92009-10-01 17:20:40 +090040int board_init(void)
41{
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090042 smc9115_pre_init();
43
Minkyu Kang8bc4ee92009-10-01 17:20:40 +090044 gd->bd->bi_arch_number = MACH_TYPE_SMDKC100;
45 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
46
47 return 0;
48}
49
50int dram_init(void)
51{
Minkyu Kang98877c32010-11-22 20:26:46 +090052 gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE);
Minkyu Kang8bc4ee92009-10-01 17:20:40 +090053
54 return 0;
55}
56
Minkyu Kang98877c32010-11-22 20:26:46 +090057void dram_init_banksize(void)
58{
59 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
60 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
61}
62
Minkyu Kang8bc4ee92009-10-01 17:20:40 +090063#ifdef CONFIG_DISPLAY_BOARDINFO
64int checkboard(void)
65{
66 printf("Board:\tSMDKC100\n");
67 return 0;
68}
69#endif
Naveen Krishna CH2528dc52010-03-05 17:16:05 +090070
71int board_eth_init(bd_t *bis)
72{
73 int rc = 0;
74#ifdef CONFIG_SMC911X
75 rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
76#endif
77 return rc;
78}