/* SPDX-License-Identifier: GPL-2.0-only */ #include <device/mmio.h> #include <soc/trustzone.h> /* Setting TZPC[TrustZone Protection Controller] */ void trustzone_init(void) { struct exynos_tzpc *tzpc; unsigned int addr; for (addr = TZPC0_BASE; addr <= TZPC9_BASE; addr += TZPC_BASE_OFFSET) { tzpc = (struct exynos_tzpc *)addr; if (addr == TZPC0_BASE) write32(&tzpc->r0size, R0SIZE); write32(&tzpc->decprot0set, DECPROTXSET); write32(&tzpc->decprot1set, DECPROTXSET); if (addr != TZPC9_BASE) { write32(&tzpc->decprot2set, DECPROTXSET); write32(&tzpc->decprot3set, DECPROTXSET); } } }