1 /* 2 * (C) Copyright 2009 3 * Ryan Chen, ST Micoelectronics, ryan.chen@st.com. 4 * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com. 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <common.h> 10 #include <miiphy.h> 11 #include <netdev.h> 12 #include <nand.h> 13 #include <asm/io.h> 14 #include <linux/mtd/fsmc_nand.h> 15 #include <asm/mach-types.h> 16 #include <asm/arch/hardware.h> 17 #include <asm/arch/spr_defs.h> 18 #include <asm/arch/spr_misc.h> 19 20 #define PLGPIO_SEL_36 0xb3000028 21 #define PLGPIO_IO_36 0xb3000038 22 23 static struct nand_chip nand_chip[CONFIG_SYS_MAX_NAND_DEVICE]; 24 25 static void spear_phy_reset(void) 26 { 27 writel(0x10, PLGPIO_IO_36); 28 writel(0x10, PLGPIO_SEL_36); 29 } 30 31 int board_init(void) 32 { 33 spear_phy_reset(); 34 return spear_board_init(MACH_TYPE_SPEAR320); 35 } 36 37 /* 38 * board_nand_init - Board specific NAND initialization 39 * @nand: mtd private chip structure 40 * 41 * Called by nand_init_chip to initialize the board specific functions 42 */ 43 44 void board_nand_init() 45 { 46 struct misc_regs *const misc_regs_p = 47 (struct misc_regs *)CONFIG_SPEAR_MISCBASE; 48 struct nand_chip *nand = &nand_chip[0]; 49 50 #if defined(CONFIG_NAND_FSMC) 51 if (((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) == 52 MISC_SOCCFG30) || 53 ((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) == 54 MISC_SOCCFG31)) { 55 56 fsmc_nand_init(nand); 57 } 58 #endif 59 60 return; 61 } 62 63 int board_eth_init(bd_t *bis) 64 { 65 int ret = 0; 66 67 #if defined(CONFIG_ETH_DESIGNWARE) 68 u32 interface = PHY_INTERFACE_MODE_MII; 69 if (designware_initialize(CONFIG_SPEAR_ETHBASE, interface) >= 0) 70 ret++; 71 #endif 72 #if defined(CONFIG_MACB) 73 if (macb_eth_initialize(0, (void *)CONFIG_SYS_MACB0_BASE, 74 CONFIG_MACB0_PHY) >= 0) 75 ret++; 76 #endif 77 return ret; 78 } 79