1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Freescale i.MX23/i.MX28 specific functions 4 * 5 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> 6 * on behalf of DENX Software Engineering GmbH 7 */ 8 9 #ifndef __MXS_SYS_PROTO_H__ 10 #define __MXS_SYS_PROTO_H__ 11 12 #include <asm/mach-imx/sys_proto.h> 13 14 int mxsmmc_initialize(struct bd_info *bis, int id, int (*wp)(int), 15 int (*cd)(int)); 16 17 #ifdef CONFIG_SPL_BUILD 18 19 #if defined(CONFIG_MX23) 20 #include <asm/arch/iomux-mx23.h> 21 #elif defined(CONFIG_MX28) 22 #include <asm/arch/iomux-mx28.h> 23 #endif 24 25 void mxs_common_spl_init(const uint32_t arg, const uint32_t *resptr, 26 const iomux_cfg_t *iomux_setup, 27 const unsigned int iomux_size); 28 29 void mxs_power_switch_dcdc_clocksource(uint32_t freqsel); 30 #endif 31 32 struct mxs_pair { 33 uint8_t boot_pads; 34 uint8_t boot_mask; 35 const char *mode; 36 }; 37 38 static const struct mxs_pair mxs_boot_modes[] = { 39 #if defined(CONFIG_MX23) 40 { 0x00, 0x0f, "USB" }, 41 { 0x01, 0x1f, "I2C, master" }, 42 { 0x02, 0x1f, "SSP SPI #1, master, NOR" }, 43 { 0x03, 0x1f, "SSP SPI #2, master, NOR" }, 44 { 0x04, 0x1f, "NAND" }, 45 { 0x06, 0x1f, "JTAG" }, 46 { 0x08, 0x1f, "SSP SPI #3, master, EEPROM" }, 47 { 0x09, 0x1f, "SSP SD/MMC #0" }, 48 { 0x0a, 0x1f, "SSP SD/MMC #1" }, 49 { 0x00, 0x00, "Reserved/Unknown/Wrong" }, 50 #elif defined(CONFIG_MX28) 51 { 0x00, 0x0f, "USB #0" }, 52 { 0x01, 0x1f, "I2C #0, master, 3V3" }, 53 { 0x11, 0x1f, "I2C #0, master, 1V8" }, 54 { 0x02, 0x1f, "SSP SPI #2, master, 3V3 NOR" }, 55 { 0x12, 0x1f, "SSP SPI #2, master, 1V8 NOR" }, 56 { 0x03, 0x1f, "SSP SPI #3, master, 3V3 NOR" }, 57 { 0x13, 0x1f, "SSP SPI #3, master, 1V8 NOR" }, 58 { 0x04, 0x1f, "NAND, 3V3" }, 59 { 0x14, 0x1f, "NAND, 1V8" }, 60 { 0x06, 0x1f, "JTAG" }, 61 { 0x08, 0x1f, "SSP SPI #3, master, 3V3 EEPROM" }, 62 { 0x18, 0x1f, "SSP SPI #3, master, 1V8 EEPROM" }, 63 { 0x09, 0x1f, "SSP SD/MMC #0, 3V3" }, 64 { 0x19, 0x1f, "SSP SD/MMC #0, 1V8" }, 65 { 0x0a, 0x1f, "SSP SD/MMC #1, 3V3" }, 66 { 0x1a, 0x1f, "SSP SD/MMC #1, 1V8" }, 67 { 0x00, 0x00, "Reserved/Unknown/Wrong" }, 68 #endif 69 }; 70 71 #define MXS_BM_USB 0x00 72 #define MXS_BM_I2C_MASTER_3V3 0x01 73 #define MXS_BM_I2C_MASTER_1V8 0x11 74 #define MXS_BM_SPI2_MASTER_3V3_NOR 0x02 75 #define MXS_BM_SPI2_MASTER_1V8_NOR 0x12 76 #define MXS_BM_SPI3_MASTER_3V3_NOR 0x03 77 #define MXS_BM_SPI3_MASTER_1V8_NOR 0x13 78 #define MXS_BM_NAND_3V3 0x04 79 #define MXS_BM_NAND_1V8 0x14 80 #define MXS_BM_JTAG 0x06 81 #define MXS_BM_SPI3_MASTER_3V3_EEPROM 0x08 82 #define MXS_BM_SPI3_MASTER_1V8_EEPROM 0x18 83 #define MXS_BM_SDMMC0_3V3 0x09 84 #define MXS_BM_SDMMC0_1V8 0x19 85 #define MXS_BM_SDMMC1_3V3 0x0a 86 #define MXS_BM_SDMMC1_1V8 0x1a 87 88 #define MXS_SPL_DATA ((struct mxs_spl_data *)(CONFIG_SYS_TEXT_BASE - 0x200)) 89 90 struct mxs_spl_data { 91 uint8_t boot_mode_idx; 92 uint32_t mem_dram_size; 93 }; 94 95 int mxs_dram_init(void); 96 97 #endif /* __SYS_PROTO_H__ */ 98