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https://github.com/brain-hackers/u-boot-brain
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![Tom Rini](/assets/img/avatar_default.png)
In general, we want to load the DT at base+128MB, so that we ahve sufficient room for the kernel and a larger device tree. In the case of OMAP3, use 64MB instead as we have a number of boards with 128MB DDR. Signed-off-by: Tom Rini <trini@ti.com>
86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
/*
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* ti_am335x_common.h
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*
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* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
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*
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* SPDX-License-Identifier: GPL-2.0+
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*
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* For more details, please see the technical documents listed at
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* http://www.ti.com/product/am3359#technicaldocuments
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*/
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#ifndef __CONFIG_TI_AM335X_COMMON_H__
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#define __CONFIG_TI_AM335X_COMMON_H__
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#define CONFIG_AM33XX
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#define CONFIG_ARCH_CPU_INIT
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#define CONFIG_SYS_CACHELINE_SIZE 64
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#define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
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#define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
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#define CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC
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#include <asm/arch/omap.h>
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/* NS16550 Configuration */
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE (-4)
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#define CONFIG_SYS_NS16550_CLK 48000000
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/* Network defines. */
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#define CONFIG_CMD_NET /* 'bootp' and 'tftp' */
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_MII
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#define CONFIG_BOOTP_DNS /* Configurable parts of CMD_DHCP */
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#define CONFIG_BOOTP_DNS2
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#define CONFIG_BOOTP_SEND_HOSTNAME
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_NET_RETRY_COUNT 10
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#define CONFIG_CMD_PING
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#define CONFIG_DRIVER_TI_CPSW /* Driver for IP block */
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#define CONFIG_MII /* Required in net/eth.c */
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/*
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* RTC related defines. To use bootcount you must set bootlimit in the
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* environment to a non-zero value and enable CONFIG_BOOTCOUNT_LIMIT
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* in the board config.
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*/
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#define CONFIG_SYS_BOOTCOUNT_ADDR 0x44E3E000
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/* Enable the HW watchdog, since we can use this with bootcount */
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#define CONFIG_HW_WATCHDOG
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#define CONFIG_OMAP_WATCHDOG
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/*
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* SPL related defines. The Public RAM memory map the ROM defines the
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* area between 0x402F0400 and 0x4030B800 as a download area and
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* 0x4030B800 to 0x4030CE00 as a public stack area. The ROM also
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* supports X-MODEM loading via UART, and we leverage this and then use
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* Y-MODEM to load u-boot.img, when booted over UART.
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*/
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#define CONFIG_SPL_TEXT_BASE 0x402F0400
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#define CONFIG_SPL_MAX_SIZE (0x4030B800 - CONFIG_SPL_TEXT_BASE)
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#define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_SDRAM_BASE + \
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(128 << 20))
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/* Enable the watchdog inside of SPL */
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#define CONFIG_SPL_WATCHDOG_SUPPORT
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/*
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* Since SPL did pll and ddr initialization for us,
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* we don't need to do it twice.
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*/
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#if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#endif
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#ifdef CONFIG_NAND
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#define CONFIG_SPL_NAND_AM33XX_BCH /* ELM support */
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#endif
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/* Now bring in the rest of the common code. */
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#include <configs/ti_armv7_common.h>
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#endif /* __CONFIG_TI_AM335X_COMMON_H__ */
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