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https://github.com/AsahiLinux/u-boot
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0e3f7e9c98
Add support for Amlogic A1 SoC family. Signed-off-by: Igor Prusov <ivprusov@sberdevices.ru> Signed-off-by: Evgeny Bachinin <eabachinin@sberdevices.ru> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20230505125639.3605-4-ivprusov@sberdevices.ru Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2023 SberDevices, Inc.
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*/
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#include <common.h>
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#include <asm/arch/a1.h>
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#include <asm/arch/boot.h>
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#include <asm/armv8/mmu.h>
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#include <asm/io.h>
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#include <linux/compiler.h>
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#include <linux/sizes.h>
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phys_size_t get_effective_memsize(void)
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{
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return ((readl(A1_SYSCTRL_SEC_STATUS_REG4) & A1_SYSCTRL_MEM_SIZE_MASK)
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>> A1_SYSCTRL_MEM_SIZE_SHIFT) * SZ_1M;
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}
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void meson_init_reserved_memory(__maybe_unused void *fdt)
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{
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}
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int meson_get_boot_device(void)
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{
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return -ENOSYS;
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}
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static struct mm_region a1_mem_map[] = {
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{
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.virt = 0x00000000UL,
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.phys = 0x00000000UL,
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.size = 0x80000000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
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PTE_BLOCK_INNER_SHARE
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}, {
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.virt = 0x80000000UL,
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.phys = 0x80000000UL,
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.size = 0x7FE00000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
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PTE_BLOCK_NON_SHARE |
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PTE_BLOCK_PXN | PTE_BLOCK_UXN
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}, {
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/*
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* This mem region contains in/out shared memory with bl31,
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* hence it's marked as NORMAL memory type
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*/
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.virt = 0xFFE00000UL,
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.phys = 0xFFE00000UL,
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.size = 0x00200000UL,
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.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
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PTE_BLOCK_INNER_SHARE
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}, {
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/* List terminator */
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0,
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}
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};
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struct mm_region *mem_map = a1_mem_map;
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