mirror of
https://github.com/AsahiLinux/u-boot
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52b6b480db
Introduce helper macro UART_BASE_ADDR(n), which returns Nth UART base address. Convert all board configurations to this new macro. This is the first step toward switching CONFIG_MXC_UART_BASE to Kconfig. This is a clean up, no functional change. The new macro contains compile-time test to verify N is in suitable range. The test works such that it multiplies constant N by constant double-negation of size of a non-empty structure, i.e. it multiplies constant N by constant 1 in each successful compilation case. The non-empty structure may contain C11 _Static_assert(), make use of this and place the kernel variant of static assert in there, so that it performs the compile-time check for N in the correct range. Note that it is not possible to directly use static_assert in compound statements, hence this convoluted construct. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Fabio Estevam <festevam@denx.de> Cc: Peng Fan <peng.fan@nxp.com> Cc: Stefano Babic <sbabic@denx.de>
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2018 NXP
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*/
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#ifndef __IMX8M_CM_H
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#define __IMX8M_CM_H
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#include <linux/sizes.h>
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#include <linux/stringify.h>
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#include <asm/arch/imx-regs.h>
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#define CONFIG_SYS_BOOTM_LEN (32 * SZ_1M)
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#define CONFIG_SPL_MAX_SIZE (124 * 1024)
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#define CONFIG_SYS_MONITOR_LEN (512 * 1024)
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#ifdef CONFIG_SPL_BUILD
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#define CONFIG_SPL_STACK 0x187FF0
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#define CONFIG_SPL_BSS_START_ADDR 0x00180000
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#define CONFIG_SPL_BSS_MAX_SIZE 0x2000 /* 8 KB */
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#define CONFIG_SYS_SPL_MALLOC_START 0x42200000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 /* 512 KB */
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#define CONFIG_SYS_SPL_PTE_RAM_BASE 0x41580000
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/* malloc f used before GD_FLG_FULL_MALLOC_INIT set */
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#define CONFIG_MALLOC_F_ADDR 0x182000
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/* For RAW image gives a error info not panic */
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#define CONFIG_SPL_ABORT_ON_RAW_IMAGE
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#endif
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/* ENET Config */
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/* ENET1 */
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#ifndef CONFIG_SPL_BUILD
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#define BOOT_TARGET_DEVICES(func) \
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func(MMC, mmc, 0) \
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func(MMC, mmc, 1) \
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func(DHCP, dhcp, na)
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#include <config_distro_bootcmd.h>
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#endif
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/* Initial environment variables */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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BOOTENV \
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"scriptaddr=0x43500000\0" \
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"kernel_addr_r=0x40880000\0" \
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"image=Image\0" \
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"console=ttymxc0,115200\0" \
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"fdt_addr=0x43000000\0" \
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"boot_fdt=try\0" \
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"fdt_file=imx8mq-cm.dtb\0" \
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"initrd_addr=0x43800000\0" \
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"bootm_size=0x10000000\0" \
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"mmcpart=1\0" \
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"mmcroot=/dev/mmcblk1p2 rootwait rw\0" \
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/* Link Definitions */
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#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
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#define CONFIG_SYS_INIT_RAM_SIZE 0x80000
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#define CONFIG_SYS_INIT_SP_OFFSET \
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(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
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#define CONFIG_SYS_SDRAM_BASE 0x40000000
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#define PHYS_SDRAM 0x40000000
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#define PHYS_SDRAM_SIZE 0x40000000 /* 1 GB DDR */
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#define CONFIG_MXC_UART_BASE UART_BASE_ADDR(1)
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/* Monitor Command Prompt */
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#define CONFIG_SYS_CBSIZE 1024
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#define CONFIG_SYS_MAXARGS 64
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_FSL_USDHC_NUM 2
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#define CONFIG_SYS_FSL_ESDHC_ADDR 0
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#endif
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