projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 2d4072c0 | 1 | /* |
| a4474ff8 | 2 | * Copyright (C) 2009 Texas Instruments Incorporated |
| 2d4072c0 | 3 | * |
| 1a459660 | 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 2d4072c0 SP |
5 | */ |
| 6 | ||
| 7 | #include <common.h> | |
| 8 | #include <nand.h> | |
| 4df30f3b | 9 | #include <asm/io.h> |
| 2d4072c0 SP |
10 | #include <asm/arch/hardware.h> |
| 11 | #include <asm/arch/emif_defs.h> | |
| 12 | #include <asm/arch/nand_defs.h> | |
| 0bf98f1d | 13 | #include <asm/arch/gpio.h> |
| 4df30f3b | 14 | #include <netdev.h> |
| d7f9b503 | 15 | #include <asm/arch/davinci_misc.h> |
| e3e4e2f4 SP |
16 | #ifdef CONFIG_DAVINCI_MMC |
| 17 | #include <mmc.h> | |
| 18 | #include <asm/arch/sdmmc_defs.h> | |
| 19 | #endif | |
| 2d4072c0 SP |
20 | |
| 21 | DECLARE_GLOBAL_DATA_PTR; | |
| 22 | ||
| 23 | int board_init(void) | |
| 24 | { | |
| 25 | gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_DM365_EVM; | |
| 26 | gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; | |
| 27 | ||
| 28 | return 0; | |
| 29 | } | |
| 30 | ||
| 4df30f3b SP |
31 | #ifdef CONFIG_DRIVER_TI_EMAC |
| 32 | int board_eth_init(bd_t *bis) | |
| 33 | { | |
| 34 | uint8_t eeprom_enetaddr[6]; | |
| 35 | int i; | |
| 36 | struct davinci_gpio *gpio1_base = | |
| 37 | (struct davinci_gpio *)DAVINCI_GPIO_BANK01; | |
| 38 | ||
| 39 | /* Configure PINMUX 3 to enable EMAC pins */ | |
| 40 | writel((readl(PINMUX3) | 0x1affff), PINMUX3); | |
| 41 | ||
| 42 | /* Configure GPIO20 as output */ | |
| 43 | writel((readl(&gpio1_base->dir) & ~(1 << 20)), &gpio1_base->dir); | |
| 44 | ||
| 45 | /* Toggle GPIO 20 */ | |
| 46 | for (i = 0; i < 20; i++) { | |
| 47 | /* GPIO 20 low */ | |
| 48 | writel((readl(&gpio1_base->out_data) & ~(1 << 20)), | |
| 49 | &gpio1_base->out_data); | |
| 50 | ||
| 51 | udelay(1000); | |
| 52 | ||
| 53 | /* GPIO 20 high */ | |
| 54 | writel((readl(&gpio1_base->out_data) | (1 << 20)), | |
| 55 | &gpio1_base->out_data); | |
| 56 | } | |
| 57 | ||
| 58 | /* Configure I2C pins so that EEPROM can be read */ | |
| 59 | writel((readl(PINMUX3) | 0x01400000), PINMUX3); | |
| 60 | ||
| 61 | /* Read Ethernet MAC address from EEPROM */ | |
| 62 | if (dvevm_read_mac_address(eeprom_enetaddr)) | |
| 7b37a27e | 63 | davinci_sync_env_enetaddr(eeprom_enetaddr); |
| 4df30f3b SP |
64 | |
| 65 | davinci_emac_initialize(); | |
| 66 | ||
| 67 | return 0; | |
| 68 | } | |
| 69 | #endif | |
| 70 | ||
| 2d4072c0 SP |
71 | #ifdef CONFIG_NAND_DAVINCI |
| 72 | static void nand_dm365evm_select_chip(struct mtd_info *mtd, int chip) | |
| 73 | { | |
| 74 | struct nand_chip *this = mtd->priv; | |
| d884f64a SP |
75 | unsigned long wbase = (unsigned long) this->IO_ADDR_W; |
| 76 | unsigned long rbase = (unsigned long) this->IO_ADDR_R; | |
| 2d4072c0 SP |
77 | |
| 78 | if (chip == 1) { | |
| 79 | __set_bit(14, &wbase); | |
| 80 | __set_bit(14, &rbase); | |
| 81 | } else { | |
| 82 | __clear_bit(14, &wbase); | |
| 83 | __clear_bit(14, &rbase); | |
| 84 | } | |
| 85 | this->IO_ADDR_W = (void *)wbase; | |
| 86 | this->IO_ADDR_R = (void *)rbase; | |
| 87 | } | |
| 88 | ||
| 89 | int board_nand_init(struct nand_chip *nand) | |
| 90 | { | |
| 91 | davinci_nand_init(nand); | |
| 92 | nand->select_chip = nand_dm365evm_select_chip; | |
| 93 | return 0; | |
| 94 | } | |
| 95 | #endif | |
| e3e4e2f4 SP |
96 | |
| 97 | #ifdef CONFIG_DAVINCI_MMC | |
| 98 | static struct davinci_mmc mmc_sd0 = { | |
| 99 | .reg_base = (struct davinci_mmc_regs *)DAVINCI_MMC_SD0_BASE, | |
| 100 | .input_clk = 121500000, | |
| 101 | .host_caps = MMC_MODE_4BIT, | |
| 102 | .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, | |
| 103 | .version = MMC_CTLR_VERSION_2, | |
| 104 | }; | |
| 105 | ||
| 106 | #ifdef CONFIG_DAVINCI_MMC_SD1 | |
| 107 | static struct davinci_mmc mmc_sd1 = { | |
| 108 | .reg_base = (struct davinci_mmc_regs *)DAVINCI_MMC_SD1_BASE, | |
| 109 | .input_clk = 121500000, | |
| 110 | .host_caps = MMC_MODE_4BIT, | |
| 111 | .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, | |
| 112 | .version = MMC_CTLR_VERSION_2, | |
| 113 | }; | |
| 114 | #endif | |
| 115 | ||
| 116 | int board_mmc_init(bd_t *bis) | |
| 117 | { | |
| 118 | int err; | |
| 119 | ||
| 120 | /* Add slot-0 to mmc subsystem */ | |
| 121 | err = davinci_mmc_init(bis, &mmc_sd0); | |
| 122 | if (err) | |
| 123 | return err; | |
| 124 | ||
| 125 | #ifdef CONFIG_DAVINCI_MMC_SD1 | |
| 126 | #define PUPDCTL1 0x01c4007c | |
| 127 | /* PINMUX(4)-DAT0-3/CMD; PINMUX(0)-CLK */ | |
| 128 | writel((readl(PINMUX4) | 0x55400000), PINMUX4); | |
| 129 | writel((readl(PINMUX0) | 0x00010000), PINMUX0); | |
| 130 | ||
| 131 | /* Configure MMC/SD pins as pullup */ | |
| 132 | writel((readl(PUPDCTL1) & ~0x07c0), PUPDCTL1); | |
| 133 | ||
| 134 | /* Add slot-1 to mmc subsystem */ | |
| 135 | err = davinci_mmc_init(bis, &mmc_sd1); | |
| 136 | #endif | |
| 137 | ||
| 138 | return err; | |
| 139 | } | |
| 140 | #endif |