1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
4 */
5
6 #include <common.h>
7 #include <fdtdec.h>
8 #include <log.h>
9 #include <asm/fsp1/fsp_support.h>
10 #include <asm/global_data.h>
11
12 DECLARE_GLOBAL_DATA_PTR;
13
fsp_update_configs(struct fsp_config_data * config,struct fspinit_rtbuf * rt_buf)14 void fsp_update_configs(struct fsp_config_data *config,
15 struct fspinit_rtbuf *rt_buf)
16 {
17 struct platform_config *plat_config = &config->plat_config;
18 struct memory_config *mem_config = &config->mem_config;
19 const void *blob = gd->fdt_blob;
20 int node;
21
22 node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_IVYBRIDGE_FSP);
23 if (node < 0) {
24 debug("%s: Cannot find FSP node\n", __func__);
25 return;
26 }
27
28 plat_config->enable_ht =
29 fdtdec_get_bool(blob, node, "fsp,enable-ht");
30 plat_config->enable_turbo =
31 fdtdec_get_bool(blob, node, "fsp,enable-turbo");
32 plat_config->enable_memory_down =
33 fdtdec_get_bool(blob, node, "fsp,enable-memory-down");
34 plat_config->enable_fast_boot =
35 fdtdec_get_bool(blob, node, "fsp,enable-fast-boot");
36
37 /* Initialize runtime buffer for fsp_init() */
38 rt_buf->stack_top = config->common.stack_top - 32;
39 rt_buf->boot_mode = config->common.boot_mode;
40 rt_buf->plat_config = plat_config;
41
42 if (plat_config->enable_memory_down)
43 rt_buf->mem_config = mem_config;
44 else
45 rt_buf->mem_config = NULL;
46 }
47