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https://github.com/AsahiLinux/u-boot
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4374139627
IvyBridge FSP package is built with a base address at 0xfff80000, and does not use UPD data region. This adds basic FSP support. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org> Tested on link (ivybridge non-FSP) Tested-by: Simon Glass <sjg@chromium.org>
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/*
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* Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <fdtdec.h>
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#include <asm/fsp/fsp_support.h>
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DECLARE_GLOBAL_DATA_PTR;
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void update_fsp_configs(struct fsp_config_data *config,
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struct fspinit_rtbuf *rt_buf)
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{
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struct platform_config *plat_config = &config->plat_config;
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struct memory_config *mem_config = &config->mem_config;
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const void *blob = gd->fdt_blob;
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int node;
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node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_IVYBRIDGE_FSP);
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if (node < 0) {
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debug("%s: Cannot find FSP node\n", __func__);
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return;
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}
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plat_config->enable_ht =
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fdtdec_get_bool(blob, node, "fsp,enable-ht");
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plat_config->enable_turbo =
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fdtdec_get_bool(blob, node, "fsp,enable-turbo");
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plat_config->enable_memory_down =
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fdtdec_get_bool(blob, node, "fsp,enable-memory-down");
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plat_config->enable_fast_boot =
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fdtdec_get_bool(blob, node, "fsp,enable-fast-boot");
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/* Initialize runtime buffer for fsp_init() */
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rt_buf->stack_top = config->common.stack_top - 32;
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rt_buf->boot_mode = config->common.boot_mode;
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rt_buf->plat_config = plat_config;
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if (plat_config->enable_memory_down)
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rt_buf->mem_config = mem_config;
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else
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rt_buf->mem_config = NULL;
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}
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