mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-08 14:14:32 +00:00
6f1e668d96
The DWMAC4 IP has the possibility to skip up to 7 AXI bus width size words after the descriptor. Use this to pad the descriptors to cacheline size and remove the need for noncached memory altogether. Moreover, this lets Tegra use the generic cache flush / invalidate operations. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Joe Hershberger <joe.hershberger@ni.com> Cc: Patrice Chotard <patrice.chotard@st.com> Cc: Patrick Delaunay <patrick.delaunay@st.com> Cc: Ramon Fried <rfried.dev@gmail.com> Cc: Stephen Warren <swarren@nvidia.com> Tested-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Stephen Warren <swarren@nvidia.com> Tested-by: Patrice Chotard <patrice.chotard@foss.st.com>
159 lines
4.3 KiB
C
159 lines
4.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */
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/*
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* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
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*
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* Configuration settings for the STM32MP15x CPU
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#include <linux/sizes.h>
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#include <asm/arch/stm32.h>
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#ifndef CONFIG_TFABOOT
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/* PSCI support */
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#define CONFIG_ARMV7_SECURE_BASE STM32_SYSRAM_BASE
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#define CONFIG_ARMV7_SECURE_MAX_SIZE STM32_SYSRAM_SIZE
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#endif
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/*
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* Configuration of the external SRAM memory used by U-Boot
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*/
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#define CONFIG_SYS_SDRAM_BASE STM32_DDR_BASE
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#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_TEXT_BASE
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/*
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* Console I/O buffer size
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*/
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#define CONFIG_SYS_CBSIZE SZ_1K
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/*
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* default load address used for command tftp, bootm , loadb, ...
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*/
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#define CONFIG_LOADADDR 0xc2000000
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#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
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/* ATAGs */
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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/*
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* For booting Linux, use the first 256 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CONFIG_SYS_BOOTMAPSZ SZ_256M
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/* Extend size of kernel image for uncompression */
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#define CONFIG_SYS_BOOTM_LEN SZ_32M
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/* SPL support */
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#ifdef CONFIG_SPL
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/* SPL use DDR */
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#define CONFIG_SPL_BSS_START_ADDR 0xC0200000
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#define CONFIG_SPL_BSS_MAX_SIZE 0x00100000
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#define CONFIG_SYS_SPL_MALLOC_START 0xC0300000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00100000
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/* limit SYSRAM usage to first 128 KB */
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#define CONFIG_SPL_MAX_SIZE 0x00020000
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#define CONFIG_SPL_STACK (STM32_SYSRAM_BASE + \
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STM32_SYSRAM_SIZE)
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#endif /* #ifdef CONFIG_SPL */
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/*MMC SD*/
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#define CONFIG_SYS_MMC_MAX_DEVICE 3
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/* NAND support */
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#define CONFIG_SYS_NAND_ONFI_DETECTION
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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/* Ethernet need */
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#ifdef CONFIG_DWC_ETH_QOS
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#define CONFIG_SERVERIP 192.168.1.1
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#define CONFIG_BOOTP_SERVERIP
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#define CONFIG_SYS_AUTOLOAD "no"
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#endif
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/*****************************************************************************/
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#ifdef CONFIG_DISTRO_DEFAULTS
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/*****************************************************************************/
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#if !defined(CONFIG_SPL_BUILD)
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#ifdef CONFIG_CMD_MMC
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#define BOOT_TARGET_MMC0(func) func(MMC, mmc, 0)
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#define BOOT_TARGET_MMC1(func) func(MMC, mmc, 1)
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#define BOOT_TARGET_MMC2(func) func(MMC, mmc, 2)
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#else
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#define BOOT_TARGET_MMC0(func)
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#define BOOT_TARGET_MMC1(func)
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#define BOOT_TARGET_MMC2(func)
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#endif
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#ifdef CONFIG_NET
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#define BOOT_TARGET_PXE(func) func(PXE, pxe, na)
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#else
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#define BOOT_TARGET_PXE(func)
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#endif
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#ifdef CONFIG_CMD_UBIFS
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#define BOOT_TARGET_UBIFS(func) func(UBIFS, ubifs, 0)
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#else
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#define BOOT_TARGET_UBIFS(func)
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#endif
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#define BOOT_TARGET_DEVICES(func) \
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BOOT_TARGET_MMC1(func) \
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BOOT_TARGET_UBIFS(func) \
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BOOT_TARGET_MMC0(func) \
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BOOT_TARGET_MMC2(func) \
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BOOT_TARGET_PXE(func)
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/*
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* bootcmd for stm32mp1:
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* for serial/usb: execute the stm32prog command
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* for mmc boot (eMMC, SD card), boot only on the same device
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* for nand or spi-nand boot, boot with on ubifs partition on UBI partition
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* for nor boot, use SD card = mmc0
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*/
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#define STM32MP_BOOTCMD "bootcmd_stm32mp=" \
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"echo \"Boot over ${boot_device}${boot_instance}!\";" \
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"if test ${boot_device} = serial || test ${boot_device} = usb;" \
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"then stm32prog ${boot_device} ${boot_instance}; " \
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"else " \
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"run env_check;" \
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"if test ${boot_device} = mmc;" \
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"then env set boot_targets \"mmc${boot_instance}\"; fi;" \
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"if test ${boot_device} = nand ||" \
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" test ${boot_device} = spi-nand ;" \
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"then env set boot_targets ubifs0; fi;" \
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"if test ${boot_device} = nor;" \
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"then env set boot_targets mmc0; fi;" \
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"run distro_bootcmd;" \
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"fi;\0"
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#include <config_distro_bootcmd.h>
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/*
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* memory layout for 32M uncompressed/compressed kernel,
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* 1M fdt, 1M script, 1M pxe and 1M for splashimage
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* and the ramdisk at the end.
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*/
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"bootdelay=1\0" \
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"kernel_addr_r=0xc2000000\0" \
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"fdt_addr_r=0xc4000000\0" \
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"scriptaddr=0xc4100000\0" \
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"pxefile_addr_r=0xc4200000\0" \
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"splashimage=0xc4300000\0" \
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"ramdisk_addr_r=0xc4400000\0" \
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"altbootcmd=run bootcmd\0" \
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"env_check=if env info -p -d -q; then env save; fi\0" \
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STM32MP_BOOTCMD \
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BOOTENV \
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"boot_net_usb_start=true\0"
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#endif /* ifndef CONFIG_SPL_BUILD */
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#endif /* ifdef CONFIG_DISTRO_DEFAULTS*/
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#endif /* __CONFIG_H */
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