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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2018 Dennis Gilmore <dgilmore@redhat.com>
*/
#ifndef _CONFIG_HELIOS4_H
#define _CONFIG_HELIOS4_H
#include <linux/stringify.h>
/*
* High Level Configuration Options (easy to change)
*/
/*
* TEXT_BASE needs to be below 16MiB, since this area is scrubbed
* for DDR ECC byte filling in the SPL before loading the main
* U-Boot into it.
*/
#define CONFIG_SYS_TCLK 250000000 /* 250MHz */
/*
* SDIO/MMC Card Configuration
*/
#define CONFIG_SYS_MMC_BASE MVEBU_SDIO_BASE
/* USB/EHCI configuration */
#define CONFIG_EHCI_IS_TDI
#define CONFIG_ENV_MIN_ENTRIES 128
/* Environment in MMC */
/*
* For SD - reserve 1 LBA for MBR + 1M for u-boot image. The MMC/eMMC
* boot image starts @ LBA-0.
* As result in MMC/eMMC case it will be a 1 sector gap between u-boot
* image and environment
*/
#define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer aneg time */
/* PCIe support */
#ifndef CONFIG_SPL_BUILD
#define CONFIG_PCI_SCAN_SHOW
#endif
/* SATA support */
#ifdef CONFIG_SCSI
#define CONFIG_SCSI_AHCI_PLAT
#define CONFIG_SYS_SCSI_MAX_SCSI_ID 1
#define CONFIG_SYS_SCSI_MAX_LUN 1
#define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
CONFIG_SYS_SCSI_MAX_LUN)
#endif
/* Keep device tree and initrd in lower memory so the kernel can access them */
#define RELOCATION_LIMITS_ENV_SETTINGS \
"fdt_high=0x10000000\0" \
"initrd_high=0x10000000\0"
/* SPL */
/* Defines for SPL */
#define CONFIG_SPL_SIZE (140 << 10)
#define CONFIG_SPL_MAX_SIZE (CONFIG_SPL_SIZE - 0x0030)
#define CONFIG_SPL_BSS_START_ADDR (0x40000000 + CONFIG_SPL_SIZE)
#define CONFIG_SPL_BSS_MAX_SIZE (16 << 10)
#ifdef CONFIG_SPL_BUILD
#define CONFIG_SYS_MALLOC_SIMPLE
#endif
#define CONFIG_SPL_STACK (0x40000000 + ((192 - 16) << 10))
#define CONFIG_SPL_BOOTROM_SAVE (CONFIG_SPL_STACK + 4)
#if defined(CONFIG_MVEBU_SPL_BOOT_DEVICE_SPI)
/* SPL related SPI defines */
#define CONFIG_SYS_U_BOOT_OFFS CONFIG_SYS_SPI_U_BOOT_OFFS
#elif defined(CONFIG_MVEBU_SPL_BOOT_DEVICE_MMC) || defined(CONFIG_MVEBU_SPL_BOOT_DEVICE_SATA)
/* SPL related MMC defines */
#define CONFIG_SYS_MMC_U_BOOT_OFFS (160 << 10)
#define CONFIG_SYS_U_BOOT_OFFS CONFIG_SYS_MMC_U_BOOT_OFFS
#ifdef CONFIG_SPL_BUILD
#define CONFIG_FIXED_SDHCI_ALIGNED_BUFFER 0x00180000 /* in SDRAM */
#endif
#endif
/*
* mv-common.h should be defined after CMD configs since it used them
* to enable certain macros
*/
#include "mv-common.h"
/* Include the common distro boot environment */
#ifndef CONFIG_SPL_BUILD
#ifdef CONFIG_MMC
#define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
#else
#define BOOT_TARGET_DEVICES_MMC(func)
#endif
#ifdef CONFIG_USB_STORAGE
#define BOOT_TARGET_DEVICES_USB(func) func(USB, usb, 0)
#else
#define BOOT_TARGET_DEVICES_USB(func)
#endif
#ifndef CONFIG_SCSI
#define BOOT_TARGET_DEVICES_SCSI_BUS0(func)
#define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
#define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
#else
/*
* With SCSI enabled, M.2 SATA is always located on bus 0
*/
#define BOOT_TARGET_DEVICES_SCSI_BUS0(func) func(SCSI, scsi, 0)
/*
* Either one or both mPCIe slots may be configured as mSATA interfaces. The
* SCSI bus ids are assigned based on sequence of hardware present, not always
* tied to hardware slot ids. As such, use second SCSI bus if either slot is
* set for SATA, and only use third SCSI bus if both slots are SATA enabled.
*/
#if defined (CONFIG_HELIOS4_CON2_SATA) || defined (CONFIG_HELIOS4_CON3_SATA)
#define BOOT_TARGET_DEVICES_SCSI_BUS1(func) func(SCSI, scsi, 1)
#else
#define BOOT_TARGET_DEVICES_SCSI_BUS1(func)
#endif
#if defined (CONFIG_HELIOS4_CON2_SATA) && defined (CONFIG_HELIOS4_CON3_SATA)
#define BOOT_TARGET_DEVICES_SCSI_BUS2(func) func(SCSI, scsi, 2)
#else
#define BOOT_TARGET_DEVICES_SCSI_BUS2(func)
#endif
#endif /* CONFIG_SCSI */
/*
* The SCSI buses are attempted in increasing bus order, there is no current
* mechanism to alter the default bus priority order for booting.
*/
#define BOOT_TARGET_DEVICES(func) \
BOOT_TARGET_DEVICES_MMC(func) \
BOOT_TARGET_DEVICES_USB(func) \
BOOT_TARGET_DEVICES_SCSI_BUS0(func) \
BOOT_TARGET_DEVICES_SCSI_BUS1(func) \
BOOT_TARGET_DEVICES_SCSI_BUS2(func) \
func(PXE, pxe, na) \
func(DHCP, dhcp, na)
#define KERNEL_ADDR_R __stringify(0x800000)
#define FDT_ADDR_R __stringify(0x100000)
#define RAMDISK_ADDR_R __stringify(0x1800000)
#define SCRIPT_ADDR_R __stringify(0x200000)
#define PXEFILE_ADDR_R __stringify(0x300000)
#define LOAD_ADDRESS_ENV_SETTINGS \
"kernel_addr_r=" KERNEL_ADDR_R "\0" \
"fdt_addr_r=" FDT_ADDR_R "\0" \
"ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \
"scriptaddr=" SCRIPT_ADDR_R "\0" \
"pxefile_addr_r=" PXEFILE_ADDR_R "\0"
#include <config_distro_bootcmd.h>
#define CONFIG_EXTRA_ENV_SETTINGS \
RELOCATION_LIMITS_ENV_SETTINGS \
LOAD_ADDRESS_ENV_SETTINGS \
"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
"console=ttyS0,115200\0" \
BOOTENV
#endif /* CONFIG_SPL_BUILD */
#endif /* _CONFIG_HELIOS4_H */
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