1 /* 2 * Freescale i.MX23/i.MX28 specific functions 3 * 4 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> 5 * on behalf of DENX Software Engineering GmbH 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 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. 16 * 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, MA 02111-1307 USA 20 * 21 */ 22 23 #ifndef __SYS_PROTO_H__ 24 #define __SYS_PROTO_H__ 25 26 int mxs_reset_block(struct mxs_register_32 *reg); 27 int mxs_wait_mask_set(struct mxs_register_32 *reg, 28 uint32_t mask, 29 unsigned int timeout); 30 int mxs_wait_mask_clr(struct mxs_register_32 *reg, 31 uint32_t mask, 32 unsigned int timeout); 33 34 int mxsmmc_initialize(bd_t *bis, int id, int (*wp)(int), int (*cd)(int)); 35 36 #ifdef CONFIG_SPL_BUILD 37 38 #if defined(CONFIG_MX23) 39 #include <asm/arch/iomux-mx23.h> 40 #elif defined(CONFIG_MX28) 41 #include <asm/arch/iomux-mx28.h> 42 #endif 43 44 void mxs_common_spl_init(const iomux_cfg_t *iomux_setup, 45 const unsigned int iomux_size); 46 #endif 47 48 struct mxs_pair { 49 uint8_t boot_pads; 50 uint8_t boot_mask; 51 const char *mode; 52 }; 53 54 static const struct mxs_pair mxs_boot_modes[] = { 55 #if defined(CONFIG_MX23) 56 { 0x00, 0x0f, "USB" }, 57 { 0x01, 0x1f, "I2C, master" }, 58 { 0x02, 0x1f, "SSP SPI #1, master, NOR" }, 59 { 0x03, 0x1f, "SSP SPI #2, master, NOR" }, 60 { 0x04, 0x1f, "NAND" }, 61 { 0x08, 0x1f, "SSP SPI #3, master, EEPROM" }, 62 { 0x09, 0x1f, "SSP SD/MMC #0" }, 63 { 0x0a, 0x1f, "SSP SD/MMC #1" }, 64 { 0x00, 0x00, "Reserved/Unknown/Wrong" }, 65 #elif defined(CONFIG_MX28) 66 { 0x00, 0x0f, "USB #0" }, 67 { 0x01, 0x1f, "I2C #0, master, 3V3" }, 68 { 0x11, 0x1f, "I2C #0, master, 1V8" }, 69 { 0x02, 0x1f, "SSP SPI #2, master, 3V3 NOR" }, 70 { 0x12, 0x1f, "SSP SPI #2, master, 1V8 NOR" }, 71 { 0x03, 0x1f, "SSP SPI #3, master, 3V3 NOR" }, 72 { 0x13, 0x1f, "SSP SPI #3, master, 1V8 NOR" }, 73 { 0x04, 0x1f, "NAND, 3V3" }, 74 { 0x14, 0x1f, "NAND, 1V8" }, 75 { 0x08, 0x1f, "SSP SPI #3, master, 3V3 EEPROM" }, 76 { 0x18, 0x1f, "SSP SPI #3, master, 1V8 EEPROM" }, 77 { 0x09, 0x1f, "SSP SD/MMC #0, 3V3" }, 78 { 0x19, 0x1f, "SSP SD/MMC #0, 1V8" }, 79 { 0x0a, 0x1f, "SSP SD/MMC #1, 3V3" }, 80 { 0x1a, 0x1f, "SSP SD/MMC #1, 1V8" }, 81 { 0x00, 0x00, "Reserved/Unknown/Wrong" }, 82 #endif 83 }; 84 85 struct mxs_spl_data { 86 uint8_t boot_mode_idx; 87 uint32_t mem_dram_size; 88 }; 89 90 int mxs_dram_init(void); 91 92 #endif /* __SYS_PROTO_H__ */ 93