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