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dra7xx_evm: Add CONFIG_SUPPORT_EMMC_BOOT, document usage
[karo-tx-uboot.git] / board / spear / spear300 / spear300.c
1 /*
2  * (C) Copyright 2009
3  * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
4  *
5  * SPDX-License-Identifier:     GPL-2.0+
6  */
7
8 #include <common.h>
9 #include <miiphy.h>
10 #include <netdev.h>
11 #include <nand.h>
12 #include <asm/io.h>
13 #include <linux/mtd/fsmc_nand.h>
14 #include <asm/arch/hardware.h>
15 #include <asm/arch/spr_defs.h>
16 #include <asm/arch/spr_misc.h>
17
18 static struct nand_chip nand_chip[CONFIG_SYS_MAX_NAND_DEVICE];
19
20 int board_init(void)
21 {
22         return spear_board_init(MACH_TYPE_SPEAR300);
23 }
24
25 /*
26  * board_nand_init - Board specific NAND initialization
27  * @nand:       mtd private chip structure
28  *
29  * Called by nand_init_chip to initialize the board specific functions
30  */
31
32 void board_nand_init()
33 {
34         struct misc_regs *const misc_regs_p =
35             (struct misc_regs *)CONFIG_SPEAR_MISCBASE;
36         struct nand_chip *nand = &nand_chip[0];
37
38 #if defined(CONFIG_NAND_FSMC)
39         if (((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
40              MISC_SOCCFG30) ||
41             ((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
42              MISC_SOCCFG31)) {
43
44                 fsmc_nand_init(nand);
45         }
46 #endif
47         return;
48 }
49
50 int board_eth_init(bd_t *bis)
51 {
52         int ret = 0;
53
54 #if defined(CONFIG_DESIGNWARE_ETH)
55         u32 interface = PHY_INTERFACE_MODE_MII;
56         if (designware_initialize(0, CONFIG_SPEAR_ETHBASE, CONFIG_DW0_PHY,
57                                 interface) >= 0)
58                 ret++;
59 #endif
60         return ret;
61 }