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git.ipfire.org Git - people/ms/u-boot.git/blob - board/samsung/smdkv310/smdkv310.c
2 * Copyright (C) 2011 Samsung Electronics
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #include <asm/arch/cpu.h>
27 #include <asm/arch/gpio.h>
28 #include <asm/arch/mmc.h>
29 #include <asm/arch/sromc.h>
31 DECLARE_GLOBAL_DATA_PTR
;
32 struct s5pc210_gpio_part1
*gpio1
;
33 struct s5pc210_gpio_part2
*gpio2
;
35 static void smc9115_pre_init(void)
37 u32 smc_bw_conf
, smc_bc_conf
;
39 /* gpio configuration GPK0CON */
40 s5p_gpio_cfg_pin(&gpio2
->y0
, CONFIG_ENV_SROM_BANK
, GPIO_FUNC(2));
42 /* Ethernet needs bus width of 16 bits */
43 smc_bw_conf
= SROMC_DATA16_WIDTH(CONFIG_ENV_SROM_BANK
);
44 smc_bc_conf
= SROMC_BC_TACS(0x0F) | SROMC_BC_TCOS(0x0F)
45 | SROMC_BC_TACC(0x0F) | SROMC_BC_TCOH(0x0F)
46 | SROMC_BC_TAH(0x0F) | SROMC_BC_TACP(0x0F)
49 /* Select and configure the SROMC bank */
50 s5p_config_sromc(CONFIG_ENV_SROM_BANK
, smc_bw_conf
, smc_bc_conf
);
55 gpio1
= (struct s5pc210_gpio_part1
*) S5PC210_GPIO_PART1_BASE
;
56 gpio2
= (struct s5pc210_gpio_part2
*) S5PC210_GPIO_PART2_BASE
;
60 gd
->bd
->bi_boot_params
= (PHYS_SDRAM_1
+ 0x100UL
);
66 gd
->ram_size
= get_ram_size((long *)PHYS_SDRAM_1
, PHYS_SDRAM_1_SIZE
)
67 + get_ram_size((long *)PHYS_SDRAM_2
, PHYS_SDRAM_2_SIZE
)
68 + get_ram_size((long *)PHYS_SDRAM_3
, PHYS_SDRAM_3_SIZE
)
69 + get_ram_size((long *)PHYS_SDRAM_4
, PHYS_SDRAM_4_SIZE
);
74 void dram_init_banksize(void)
76 gd
->bd
->bi_dram
[0].start
= PHYS_SDRAM_1
;
77 gd
->bd
->bi_dram
[0].size
= get_ram_size((long *)PHYS_SDRAM_1
, \
79 gd
->bd
->bi_dram
[1].start
= PHYS_SDRAM_2
;
80 gd
->bd
->bi_dram
[1].size
= get_ram_size((long *)PHYS_SDRAM_2
, \
82 gd
->bd
->bi_dram
[2].start
= PHYS_SDRAM_3
;
83 gd
->bd
->bi_dram
[2].size
= get_ram_size((long *)PHYS_SDRAM_3
, \
85 gd
->bd
->bi_dram
[3].start
= PHYS_SDRAM_4
;
86 gd
->bd
->bi_dram
[3].size
= get_ram_size((long *)PHYS_SDRAM_4
, \
90 int board_eth_init(bd_t
*bis
)
94 rc
= smc911x_initialize(0, CONFIG_SMC911X_BASE
);
99 #ifdef CONFIG_DISPLAY_BOARDINFO
102 printf("\nBoard: SMDKV310\n");
107 #ifdef CONFIG_GENERIC_MMC
108 int board_mmc_init(bd_t
*bis
)
115 * GPK2[0] SD_2_CLK(2)
116 * GPK2[1] SD_2_CMD(2)
118 * GPK2[3:6] SD_2_DATA[0:3](2)
120 for (i
= 0; i
< 7; i
++) {
121 /* GPK2[0:6] special function 2 */
122 s5p_gpio_cfg_pin(&gpio2
->k2
, i
, GPIO_FUNC(0x2));
124 /* GPK2[0:6] drv 4x */
125 s5p_gpio_set_drv(&gpio2
->k2
, i
, GPIO_DRV_4X
);
127 /* GPK2[0:1] pull disable */
128 if (i
== 0 || i
== 1) {
129 s5p_gpio_set_pull(&gpio2
->k2
, i
, GPIO_PULL_NONE
);
133 /* GPK2[2:6] pull up */
134 s5p_gpio_set_pull(&gpio2
->k2
, i
, GPIO_PULL_UP
);
136 err
= s5p_mmc_init(2, 4);