src/soc/rockchip/rk3399/decompressor.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <arch/mmu.h>
   4 #include <bootblock_common.h>
   5 #include <soc/mmu_operations.h>
   6 #include <symbols.h>
   7
   8 void decompressor_soc_init(void)
   9 {
  10         mmu_init();
  11
  12         /* Set 0x0 to max sdram(4GiB) supported by RK3399 as device memory.
  13          * We want to configure mmio space(start at 0xf8000000) to DEV_MEM,
  14          * some boards may use 2GB sdram in future(who knows).
  15          */
  16         mmu_config_range((void *)0, (uintptr_t)4 * GiB, DEV_MEM);
  17
  18         mmu_config_range(_sram, REGION_SIZE(sram), SECURE_MEM);
  19
  20         mmu_enable();
  21 }