src/soc/rockchip/rk3399/soc.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <bootmem.h>
   4 #include <bootmode.h>
   5 #include <console/console.h>
   6 #include <device/device.h>
   7 #include <soc/addressmap.h>
   8 #include <soc/clock.h>
   9 #include <soc/display.h>
  10 #include <soc/sdram.h>
  11 #include <soc/symbols.h>
  12 #include <symbols.h>
  13
  14 void bootmem_platform_add_ranges(void)
  15 {
  16         bootmem_add_range((uintptr_t)_pmu_sram, REGION_SIZE(pmu_sram),
  17                           BM_MEM_BL31);
  18         bootmem_add_range((uintptr_t)_bl31_sram, REGION_SIZE(bl31_sram),
  19                           BM_MEM_BL31);
  20 }
  21
  22 static void soc_read_resources(struct device *dev)
  23 {
  24         ram_range(dev, 0, (uintptr_t)_dram, sdram_size_mb() * MiB);
  25 }
  26
  27 static void soc_init(struct device *dev)
  28 {
  29         if (CONFIG(MAINBOARD_DO_NATIVE_VGA_INIT) && display_init_required())
  30                 rk_display_init(dev);
  31         else
  32                 printk(BIOS_INFO, "Display initialization disabled.\n");
  33
  34         /* We don't need big CPUs, but bring them up as a courtesy to Linux. */
  35         rkclk_configure_cpu(APLL_600_MHZ, CPU_CLUSTER_BIG);
  36 }
  37
  38 static struct device_operations soc_ops = {
  39         .read_resources = soc_read_resources,
  40         .init = soc_init,
  41 };
  42
  43 static void enable_soc_dev(struct device *dev)
  44 {
  45         dev->ops = &soc_ops;
  46 }
  47
  48 struct chip_operations soc_rockchip_rk3399_ops = {
  49         .name = "SOC Rockchip RK3399",
  50         .enable_dev = enable_soc_dev,
  51 };