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https://github.com/AsahiLinux/u-boot
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77b55e8cfc
Move arch/arm/cpu/armv7/exynos/* to arch/arm/mach-exynos/* to allow reuse of existing code for ARMv8 based Exynos platforms. Cc: Minkyu Kang <mk7.kang@samsung.com> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Cc: Masahiro Yamada <yamada.m@jp.panasonic.com> Signed-off-by: Thomas Abraham <thomas.ab@samsung.com> Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com> Tested-by: Przemyslaw Marczak <p.marczak@samsung.com> Acked-by: Przemyslaw Marczak <p.marczak@samsung.com> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
41 lines
962 B
C
41 lines
962 B
C
/*
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* Lowlevel setup for SMDK5250 board based on S5PC520
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*
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* Copyright (C) 2012 Samsung Electronics
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/arch/tzpc.h>
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#include <asm/io.h>
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/* Setting TZPC[TrustZone Protection Controller] */
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void tzpc_init(void)
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{
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struct exynos_tzpc *tzpc;
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unsigned int addr, start = 0, end = 0;
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start = samsung_get_base_tzpc();
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if (cpu_is_exynos5())
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end = start + ((EXYNOS5_NR_TZPC_BANKS - 1) * TZPC_BASE_OFFSET);
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else if (cpu_is_exynos4())
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end = start + ((EXYNOS4_NR_TZPC_BANKS - 1) * TZPC_BASE_OFFSET);
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for (addr = start; addr <= end; addr += TZPC_BASE_OFFSET) {
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tzpc = (struct exynos_tzpc *)addr;
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if (addr == start)
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writel(R0SIZE, &tzpc->r0size);
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writel(DECPROTXSET, &tzpc->decprot0set);
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writel(DECPROTXSET, &tzpc->decprot1set);
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if (cpu_is_exynos5() && (addr == end))
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break;
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writel(DECPROTXSET, &tzpc->decprot2set);
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writel(DECPROTXSET, &tzpc->decprot3set);
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}
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}
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