1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2015 Stefan Roese <sr@denx.de> 4 */ 5 6 #ifndef _CONFIG_CLEARFOG_H 7 #define _CONFIG_CLEARFOG_H 8 9 #include <linux/stringify.h> 10 11 /* 12 * High Level Configuration Options (easy to change) 13 */ 14 15 /* 16 * TEXT_BASE needs to be below 16MiB, since this area is scrubbed 17 * for DDR ECC byte filling in the SPL before loading the main 18 * U-Boot into it. 19 */ 20 #define CONFIG_SYS_TCLK 250000000 /* 250MHz */ 21 22 /* 23 * SDIO/MMC Card Configuration 24 */ 25 #define CONFIG_SYS_MMC_BASE MVEBU_SDIO_BASE 26 27 /* USB/EHCI configuration */ 28 #define CONFIG_EHCI_IS_TDI 29 30 #define CONFIG_ENV_MIN_ENTRIES 128 31 32 /* Environment in MMC */ 33 /* 34 * For SD - reserve 1 LBA for MBR + 1M for u-boot image. The MMC/eMMC 35 * boot image starts @ LBA-0. 36 * As result in MMC/eMMC case it will be a 1 sector gap between u-boot 37 * image and environment 38 */ 39 40 #define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer aneg time */ 41 42 /* PCIe support */ 43 #ifndef CONFIG_SPL_BUILD 44 #define CONFIG_PCI_SCAN_SHOW 45 #endif 46 47 /* SATA support */ 48 #ifdef CONFIG_SCSI 49 #define CONFIG_SCSI_AHCI_PLAT 50 #define CONFIG_SYS_SCSI_MAX_SCSI_ID 1 51 #define CONFIG_SYS_SCSI_MAX_LUN 1 52 #define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \ 53 CONFIG_SYS_SCSI_MAX_LUN) 54 #endif 55 56 /* Keep device tree and initrd in lower memory so the kernel can access them */ 57 #define RELOCATION_LIMITS_ENV_SETTINGS \ 58 "fdt_high=0x10000000\0" \ 59 "initrd_high=0x10000000\0" 60 61 /* SPL */ 62 63 /* Defines for SPL */ 64 #define CONFIG_SPL_SIZE (140 << 10) 65 #define CONFIG_SPL_MAX_SIZE (CONFIG_SPL_SIZE - 0x0030) 66 67 #define CONFIG_SPL_BSS_START_ADDR (0x40000000 + CONFIG_SPL_SIZE) 68 #define CONFIG_SPL_BSS_MAX_SIZE (16 << 10) 69 70 #ifdef CONFIG_SPL_BUILD 71 #define CONFIG_SYS_MALLOC_SIMPLE 72 #endif 73 74 #define CONFIG_SPL_STACK (0x40000000 + ((192 - 16) << 10)) 75 #define CONFIG_SPL_BOOTROM_SAVE (CONFIG_SPL_STACK + 4) 76 77 #if defined(CONFIG_MVEBU_SPL_BOOT_DEVICE_SPI) 78 /* SPL related SPI defines */ 79 #define CONFIG_SYS_U_BOOT_OFFS CONFIG_SYS_SPI_U_BOOT_OFFS 80 #elif defined(CONFIG_MVEBU_SPL_BOOT_DEVICE_MMC) || defined(CONFIG_MVEBU_SPL_BOOT_DEVICE_SATA) 81 /* SPL related MMC defines */ 82 #define CONFIG_SYS_MMC_U_BOOT_OFFS (160 << 10) 83 #define CONFIG_SYS_U_BOOT_OFFS CONFIG_SYS_MMC_U_BOOT_OFFS 84 #ifdef CONFIG_SPL_BUILD 85 #define CONFIG_FIXED_SDHCI_ALIGNED_BUFFER 0x00180000 /* in SDRAM */ 86 #endif 87 #endif 88 89 /* 90 * mv-common.h should be defined after CMD configs since it used them 91 * to enable certain macros 92 */ 93 #include "mv-common.h" 94 95 /* Include the common distro boot environment */ 96 #ifndef CONFIG_SPL_BUILD 97 98 #ifdef CONFIG_MMC 99 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0) 100 #else 101 #define BOOT_TARGET_DEVICES_MMC(func) 102 #endif 103 104 #ifdef CONFIG_USB_STORAGE 105 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0) 106 #else 107 #define BOOT_TARGET_DEVICES_USB(func) 108 #endif 109 110 #ifndef CONFIG_SCSI 111 #define BOOT_TARGET_DEVICES_SCSI_BUS0(func) 112 #define BOOT_TARGET_DEVICES_SCSI_BUS1(func) 113 #define BOOT_TARGET_DEVICES_SCSI_BUS2(func) 114 #else 115 /* 116 * With SCSI enabled, M.2 SATA is always located on bus 0 117 */ 118 #define BOOT_TARGET_DEVICES_SCSI_BUS0(func) func(SCSI, scsi, 0) 119 120 /* 121 * Either one or both mPCIe slots may be configured as mSATA interfaces. The 122 * SCSI bus ids are assigned based on sequence of hardware present, not always 123 * tied to hardware slot ids. As such, use second SCSI bus if either slot is 124 * set for SATA, and only use third SCSI bus if both slots are SATA enabled. 125 */ 126 #if defined (CONFIG_CLEARFOG_CON2_SATA) || defined (CONFIG_CLEARFOG_CON3_SATA) 127 #define BOOT_TARGET_DEVICES_SCSI_BUS1(func) func(SCSI, scsi, 1) 128 #else 129 #define BOOT_TARGET_DEVICES_SCSI_BUS1(func) 130 #endif 131 132 #if defined (CONFIG_CLEARFOG_CON2_SATA) && defined (CONFIG_CLEARFOG_CON3_SATA) 133 #define BOOT_TARGET_DEVICES_SCSI_BUS2(func) func(SCSI, scsi, 2) 134 #else 135 #define BOOT_TARGET_DEVICES_SCSI_BUS2(func) 136 #endif 137 138 #endif /* CONFIG_SCSI */ 139 140 /* 141 * The SCSI buses are attempted in increasing bus order, there is no current 142 * mechanism to alter the default bus priority order for booting. 143 */ 144 #define BOOT_TARGET_DEVICES(func) \ 145 BOOT_TARGET_DEVICES_MMC(func) \ 146 BOOT_TARGET_DEVICES_USB(func) \ 147 BOOT_TARGET_DEVICES_SCSI_BUS0(func) \ 148 BOOT_TARGET_DEVICES_SCSI_BUS1(func) \ 149 BOOT_TARGET_DEVICES_SCSI_BUS2(func) \ 150 func(PXE, pxe, na) \ 151 func(DHCP, dhcp, na) 152 153 #define KERNEL_ADDR_R __stringify(0x800000) 154 #define FDT_ADDR_R __stringify(0x100000) 155 #define RAMDISK_ADDR_R __stringify(0x1800000) 156 #define SCRIPT_ADDR_R __stringify(0x200000) 157 #define PXEFILE_ADDR_R __stringify(0x300000) 158 159 #define LOAD_ADDRESS_ENV_SETTINGS \ 160 "kernel_addr_r=" KERNEL_ADDR_R "\0" \ 161 "fdt_addr_r=" FDT_ADDR_R "\0" \ 162 "ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \ 163 "scriptaddr=" SCRIPT_ADDR_R "\0" \ 164 "pxefile_addr_r=" PXEFILE_ADDR_R "\0" 165 166 #include <config_distro_bootcmd.h> 167 168 #define CONFIG_EXTRA_ENV_SETTINGS \ 169 RELOCATION_LIMITS_ENV_SETTINGS \ 170 LOAD_ADDRESS_ENV_SETTINGS \ 171 "console=ttyS0,115200\0" \ 172 BOOTENV 173 174 #endif /* CONFIG_SPL_BUILD */ 175 176 #endif /* _CONFIG_CLEARFOG_H */ 177