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https://github.com/AsahiLinux/u-boot
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fdceb0d735
Testing has shown that the timer on the MT7688 platforms does not run correctly (too fast timeout). This patch changes CONFIG_SYS_MIPS_TIMER_FREQ from 200MHz to 290MHz which is the correct value, as its also used in Linux. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2018 Stefan Roese <sr@denx.de>
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*/
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#ifndef __CONFIG_LINKIT_SMART_7688_H
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#define __CONFIG_LINKIT_SMART_7688_H
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/* CPU */
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#define CONFIG_SYS_MIPS_TIMER_FREQ 290000000
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/* RAM */
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#define CONFIG_SYS_SDRAM_BASE 0x80000000
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#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE + 0x100000
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#define CONFIG_SYS_INIT_SP_OFFSET 0x400000
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#ifdef CONFIG_BOOT_RAM
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#endif
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/* UART */
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#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \
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230400, 500000, 1500000 }
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/* RAM */
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#define CONFIG_SYS_MEMTEST_START 0x80100000
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#define CONFIG_SYS_MEMTEST_END 0x80400000
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/* Memory usage */
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#define CONFIG_SYS_MAXARGS 64
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#define CONFIG_SYS_MALLOC_LEN (1024 * 1024)
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#define CONFIG_SYS_BOOTPARAMS_LEN (128 * 1024)
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#define CONFIG_SYS_CBSIZE 512
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/* U-Boot */
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
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/* Environment settings */
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#define CONFIG_ENV_OFFSET 0x80000
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#define CONFIG_ENV_SIZE (16 << 10)
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#define CONFIG_ENV_SECT_SIZE (64 << 10)
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/*
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* Environment is right behind U-Boot in flash. Make sure U-Boot
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* doesn't grow into the environment area.
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*/
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#define CONFIG_BOARD_SIZE_LIMIT CONFIG_ENV_OFFSET
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#endif /* __CONFIG_LINKIT_SMART_7688_H */
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