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8bc4ee9e MK |
1 | /* |
2 | * Copyright (C) 2008-2009 Samsung Electronics | |
3 | * Minkyu Kang <mk7.kang@samsung.com> | |
4 | * Kyungmin Park <kyungmin.park@samsung.com> | |
5 | * | |
1a459660 | 6 | * SPDX-License-Identifier: GPL-2.0+ |
8bc4ee9e MK |
7 | */ |
8 | ||
9 | #include <common.h> | |
2528dc52 | 10 | #include <asm/io.h> |
b0ad8621 | 11 | #include <asm/arch/sromc.h> |
2528dc52 NKC |
12 | #include <asm/arch/gpio.h> |
13 | #include <netdev.h> | |
14 | ||
8bc4ee9e MK |
15 | DECLARE_GLOBAL_DATA_PTR; |
16 | ||
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17 | /* |
18 | * Miscellaneous platform dependent initialisations | |
19 | */ | |
20 | static void smc9115_pre_init(void) | |
21 | { | |
22 | u32 smc_bw_conf, smc_bc_conf; | |
23 | ||
24 | struct s5pc100_gpio *const gpio = | |
d93d0f0c | 25 | (struct s5pc100_gpio *)samsung_get_base_gpio(); |
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26 | |
27 | /* gpio configuration GPK0CON */ | |
ef5d9eb9 | 28 | s5p_gpio_cfg_pin(&gpio->k0, CONFIG_ENV_SROM_BANK, GPIO_FUNC(2)); |
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29 | |
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 */ | |
b0ad8621 | 37 | s5p_config_sromc(CONFIG_ENV_SROM_BANK, smc_bw_conf, smc_bc_conf); |
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38 | } |
39 | ||
8bc4ee9e MK |
40 | int board_init(void) |
41 | { | |
2528dc52 NKC |
42 | smc9115_pre_init(); |
43 | ||
8bc4ee9e MK |
44 | gd->bd->bi_arch_number = MACH_TYPE_SMDKC100; |
45 | gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; | |
46 | ||
47 | return 0; | |
48 | } | |
49 | ||
50 | int dram_init(void) | |
51 | { | |
98877c3c | 52 | gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); |
8bc4ee9e MK |
53 | |
54 | return 0; | |
55 | } | |
56 | ||
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57 | void 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 | ||
8bc4ee9e MK |
63 | #ifdef CONFIG_DISPLAY_BOARDINFO |
64 | int checkboard(void) | |
65 | { | |
66 | printf("Board:\tSMDKC100\n"); | |
67 | return 0; | |
68 | } | |
69 | #endif | |
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70 | |
71 | int 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 | } |