1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2018 Dennis Gilmore <dgilmore@redhat.com>
6 #ifndef _CONFIG_HELIOS4_H
7 #define _CONFIG_HELIOS4_H
9 #include <linux/stringify.h>
12 * High Level Configuration Options (easy to change)
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
20 #define CONFIG_SYS_TCLK 250000000 /* 250MHz */
23 * SDIO/MMC Card Configuration
25 #define CONFIG_SYS_MMC_BASE MVEBU_SDIO_BASE
27 /* USB/EHCI configuration */
28 #define CONFIG_EHCI_IS_TDI
30 #define CONFIG_ENV_MIN_ENTRIES 128
32 /* Environment in MMC */
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
40 #define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer aneg time */
43 #ifndef CONFIG_SPL_BUILD
44 #define CONFIG_PCI_SCAN_SHOW
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)
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"
64 #define CONFIG_SPL_SIZE (140 << 10)
65 #define CONFIG_SPL_MAX_SIZE (CONFIG_SPL_SIZE - 0x0030)
67 #define CONFIG_SPL_BSS_START_ADDR (0x40000000 + CONFIG_SPL_SIZE)
68 #define CONFIG_SPL_BSS_MAX_SIZE (16 << 10)
70 #ifdef CONFIG_SPL_BUILD
71 #define CONFIG_SYS_MALLOC_SIMPLE
74 #define CONFIG_SPL_STACK (0x40000000 + ((192 - 16) << 10))
75 #define CONFIG_SPL_BOOTROM_SAVE (CONFIG_SPL_STACK + 4)
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 */
90 * mv-common.h should be defined after CMD configs since it used them
91 * to enable certain macros
93 #include "mv-common.h"
95 /* Include the common distro boot environment */
96 #ifndef CONFIG_SPL_BUILD
99 #define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
101 #define BOOT_TARGET_DEVICES_MMC(func)
104 #ifdef CONFIG_USB_STORAGE
105 #define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
107 #define BOOT_TARGET_DEVICES_USB(func)
111 #define BOOT_TARGET_DEVICES_SCSI_BUS0(func)
112 #define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
113 #define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
116 * With SCSI enabled, M.2 SATA is always located on bus 0
118 #define BOOT_TARGET_DEVICES_SCSI_BUS0(func) func(SCSI, scsi, 0)
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.
126 #if defined (CONFIG_HELIOS4_CON2_SATA) || defined (CONFIG_HELIOS4_CON3_SATA)
127 #define BOOT_TARGET_DEVICES_SCSI_BUS1(func) func(SCSI, scsi, 1)
129 #define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
132 #if defined (CONFIG_HELIOS4_CON2_SATA) && defined (CONFIG_HELIOS4_CON3_SATA)
133 #define BOOT_TARGET_DEVICES_SCSI_BUS2(func) func(SCSI, scsi, 2)
135 #define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
138 #endif /* CONFIG_SCSI */
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.
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) \
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)
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"
166 #include <config_distro_bootcmd.h>
168 #define CONFIG_EXTRA_ENV_SETTINGS \
169 RELOCATION_LIMITS_ENV_SETTINGS \
170 LOAD_ADDRESS_ENV_SETTINGS \
171 "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
172 "console=ttyS0,115200\0" \
175 #endif /* CONFIG_SPL_BUILD */
177 #endif /* _CONFIG_HELIOS4_H */