1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * WORK Microwave work_92105 board configuration file 4 * 5 * (C) Copyright 2014 DENX Software Engineering GmbH 6 * Written-by: Albert ARIBAUD <albert.aribaud@3adev.fr> 7 */ 8 9 #ifndef __CONFIG_WORK_92105_H__ 10 #define __CONFIG_WORK_92105_H__ 11 12 /* SoC and board defines */ 13 #include <linux/sizes.h> 14 #include <asm/arch/cpu.h> 15 16 /* 17 * Define work_92105 machine type by hand -- done only for compatibility 18 * with original board code 19 */ 20 #define CONFIG_MACH_TYPE 736 21 22 #define CONFIG_SYS_ICACHE_OFF 23 #define CONFIG_SYS_DCACHE_OFF 24 #if !defined(CONFIG_SPL_BUILD) 25 #define CONFIG_SKIP_LOWLEVEL_INIT 26 #endif 27 28 /* generate LPC32XX-specific SPL image */ 29 #define CONFIG_LPC32XX_SPL 30 31 /* 32 * Memory configurations 33 */ 34 #define CONFIG_SYS_MALLOC_LEN SZ_1M 35 #define CONFIG_SYS_SDRAM_BASE EMC_DYCS0_BASE 36 #define CONFIG_SYS_SDRAM_SIZE SZ_128M 37 #define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + SZ_32K) 38 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - SZ_1M) 39 40 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_32K) 41 42 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_512K \ 43 - GENERATED_GBL_DATA_SIZE) 44 45 /* 46 * Serial Driver 47 */ 48 #define CONFIG_SYS_LPC32XX_UART 5 /* UART5 - NS16550 */ 49 50 /* 51 * Ethernet Driver 52 */ 53 54 #define CONFIG_PHY_SMSC 55 #define CONFIG_LPC32XX_ETH 56 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 57 /* FIXME: remove "Waiting for PHY auto negotiation to complete..." message */ 58 59 /* 60 * I2C driver 61 */ 62 63 #define CONFIG_SYS_I2C_LPC32XX 64 #define CONFIG_SYS_I2C 65 #define CONFIG_SYS_I2C_SPEED 350000 66 67 /* 68 * I2C EEPROM 69 */ 70 71 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x56 72 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 73 74 /* 75 * I2C RTC 76 */ 77 78 #define CONFIG_RTC_DS1374 79 80 /* 81 * U-Boot General Configurations 82 */ 83 #define CONFIG_SYS_CBSIZE 1024 84 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 85 86 /* 87 * NAND chip timings for FIXME: which one? 88 */ 89 90 #define CONFIG_LPC32XX_NAND_MLC_TCEA_DELAY 333333333 91 #define CONFIG_LPC32XX_NAND_MLC_BUSY_DELAY 10000000 92 #define CONFIG_LPC32XX_NAND_MLC_NAND_TA 18181818 93 #define CONFIG_LPC32XX_NAND_MLC_RD_HIGH 31250000 94 #define CONFIG_LPC32XX_NAND_MLC_RD_LOW 45454545 95 #define CONFIG_LPC32XX_NAND_MLC_WR_HIGH 40000000 96 #define CONFIG_LPC32XX_NAND_MLC_WR_LOW 83333333 97 98 /* 99 * NAND 100 */ 101 102 /* driver configuration */ 103 #define CONFIG_SYS_NAND_SELF_INIT 104 #define CONFIG_SYS_MAX_NAND_DEVICE 1 105 #define CONFIG_SYS_MAX_NAND_CHIPS 1 106 #define CONFIG_SYS_NAND_BASE MLC_NAND_BASE 107 #define CONFIG_NAND_LPC32XX_MLC 108 109 /* 110 * GPIO 111 */ 112 113 #define CONFIG_LPC32XX_GPIO 114 115 /* 116 * SSP/SPI/DISPLAY 117 */ 118 119 #define CONFIG_LPC32XX_SSP_TIMEOUT 100000 120 /* 121 * Environment 122 */ 123 124 #define CONFIG_ENV_SIZE 0x00020000 125 #define CONFIG_ENV_OFFSET 0x00100000 126 #define CONFIG_ENV_OFFSET_REDUND 0x00120000 127 #define CONFIG_ENV_ADDR 0x80000100 128 129 /* 130 * Boot Linux 131 */ 132 #define CONFIG_CMDLINE_TAG 133 #define CONFIG_SETUP_MEMORY_TAGS 134 #define CONFIG_INITRD_TAG 135 136 #define CONFIG_BOOTFILE "uImage" 137 #define CONFIG_LOADADDR 0x80008000 138 139 /* 140 * SPL 141 */ 142 143 /* SPL will be executed at offset 0 */ 144 #define CONFIG_SPL_TEXT_BASE 0x00000000 145 /* SPL will use SRAM as stack */ 146 #define CONFIG_SPL_STACK 0x0000FFF8 147 /* Use the framework and generic lib */ 148 /* SPL will use serial */ 149 /* SPL will load U-Boot from NAND offset 0x40000 */ 150 #define CONFIG_SPL_NAND_DRIVERS 151 #define CONFIG_SPL_NAND_BASE 152 #define CONFIG_SPL_NAND_BOOT 153 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x00040000 154 #define CONFIG_SPL_PAD_TO 0x20000 155 /* U-Boot will be 0x40000 bytes, loaded and run at CONFIG_SYS_TEXT_BASE */ 156 #define CONFIG_SYS_MONITOR_LEN 0x40000 /* actually, MAX size */ 157 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 158 #define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE 159 160 /* 161 * Include SoC specific configuration 162 */ 163 #include <asm/arch/config.h> 164 165 #endif /* __CONFIG_WORK_92105_H__*/ 166