mirror of
https://github.com/brain-hackers/u-boot-brain
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165 lines
5.6 KiB
C
165 lines
5.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2017, Bin Meng <bmeng.cn@gmail.com>
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*/
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#include <common.h>
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#include <fdtdec.h>
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#include <log.h>
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#include <asm/fsp1/fsp_support.h>
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DECLARE_GLOBAL_DATA_PTR;
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/**
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* Override the FSP's Azalia configuration data
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*
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* @azalia: pointer to be updated to point to a ROM address where Azalia
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* configuration data is stored
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*/
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__weak void update_fsp_azalia_configs(struct azalia_config **azalia)
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{
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*azalia = NULL;
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}
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/**
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* Override the FSP's GPIO configuration data
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*
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* @family: pointer to be updated to point to a ROM address where GPIO
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* family configuration data is stored
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* @pad: pointer to be updated to point to a ROM address where GPIO
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* pad configuration data is stored
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*/
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__weak void update_fsp_gpio_configs(struct gpio_family **family,
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struct gpio_pad **pad)
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{
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*family = NULL;
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*pad = NULL;
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}
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/**
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* Override the FSP's configuration data.
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* If the device tree does not specify an integer setting, use the default
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* provided in Intel's Braswell release FSP/BraswellFsp.bsf file.
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*/
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void fsp_update_configs(struct fsp_config_data *config,
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struct fspinit_rtbuf *rt_buf)
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{
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struct upd_region *fsp_upd = &config->fsp_upd;
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struct memory_upd *memory_upd = &fsp_upd->memory_upd;
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struct silicon_upd *silicon_upd = &fsp_upd->silicon_upd;
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const void *blob = gd->fdt_blob;
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int node;
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/* Initialize runtime buffer for fsp_init() */
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rt_buf->common.stack_top = config->common.stack_top - 32;
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rt_buf->common.boot_mode = config->common.boot_mode;
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rt_buf->common.upd_data = &config->fsp_upd;
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node = fdt_node_offset_by_compatible(blob, 0, "intel,braswell-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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node = fdt_node_offset_by_compatible(blob, node,
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"intel,braswell-fsp-memory");
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if (node < 0) {
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debug("%s: Cannot find FSP memory node\n", __func__);
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return;
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}
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/* Override memory UPD contents */
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memory_upd->mrc_init_tseg_size = fdtdec_get_int(blob, node,
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"fsp,mrc-init-tseg-size", MRC_INIT_TSEG_SIZE_4MB);
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memory_upd->mrc_init_mmio_size = fdtdec_get_int(blob, node,
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"fsp,mrc-init-mmio-size", MRC_INIT_MMIO_SIZE_2048MB);
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memory_upd->mrc_init_spd_addr1 = fdtdec_get_int(blob, node,
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"fsp,mrc-init-spd-addr1", 0xa0);
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memory_upd->mrc_init_spd_addr2 = fdtdec_get_int(blob, node,
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"fsp,mrc-init-spd-addr2", 0xa2);
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memory_upd->igd_dvmt50_pre_alloc = fdtdec_get_int(blob, node,
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"fsp,igd-dvmt50-pre-alloc", IGD_DVMT50_PRE_ALLOC_32MB);
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memory_upd->aperture_size = fdtdec_get_int(blob, node,
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"fsp,aperture-size", APERTURE_SIZE_256MB);
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memory_upd->gtt_size = fdtdec_get_int(blob, node,
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"fsp,gtt-size", GTT_SIZE_1MB);
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memory_upd->legacy_seg_decode = fdtdec_get_bool(blob, node,
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"fsp,legacy-seg-decode");
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memory_upd->enable_dvfs = fdtdec_get_bool(blob, node,
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"fsp,enable-dvfs");
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memory_upd->memory_type = fdtdec_get_int(blob, node,
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"fsp,memory-type", DRAM_TYPE_DDR3);
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memory_upd->enable_ca_mirror = fdtdec_get_bool(blob, node,
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"fsp,enable-ca-mirror");
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node = fdt_node_offset_by_compatible(blob, node,
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"intel,braswell-fsp-silicon");
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if (node < 0) {
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debug("%s: Cannot find FSP silicon node\n", __func__);
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return;
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}
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/* Override silicon UPD contents */
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silicon_upd->sdcard_mode = fdtdec_get_int(blob, node,
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"fsp,sdcard-mode", SDCARD_MODE_PCI);
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silicon_upd->enable_hsuart0 = fdtdec_get_bool(blob, node,
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"fsp,enable-hsuart0");
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silicon_upd->enable_hsuart1 = fdtdec_get_bool(blob, node,
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"fsp,enable-hsuart1");
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silicon_upd->enable_azalia = fdtdec_get_bool(blob, node,
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"fsp,enable-azalia");
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if (silicon_upd->enable_azalia)
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update_fsp_azalia_configs(&silicon_upd->azalia_cfg_ptr);
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silicon_upd->enable_sata = fdtdec_get_bool(blob, node,
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"fsp,enable-sata");
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silicon_upd->enable_xhci = fdtdec_get_bool(blob, node,
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"fsp,enable-xhci");
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silicon_upd->lpe_mode = fdtdec_get_int(blob, node,
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"fsp,lpe-mode", LPE_MODE_PCI);
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silicon_upd->enable_dma0 = fdtdec_get_bool(blob, node,
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"fsp,enable-dma0");
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silicon_upd->enable_dma1 = fdtdec_get_bool(blob, node,
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"fsp,enable-dma1");
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silicon_upd->enable_i2c0 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c0");
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silicon_upd->enable_i2c1 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c1");
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silicon_upd->enable_i2c2 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c2");
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silicon_upd->enable_i2c3 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c3");
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silicon_upd->enable_i2c4 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c4");
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silicon_upd->enable_i2c5 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c5");
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silicon_upd->enable_i2c6 = fdtdec_get_bool(blob, node,
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"fsp,enable-i2c6");
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#ifdef CONFIG_HAVE_VBT
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silicon_upd->graphics_config_ptr = CONFIG_VBT_ADDR;
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#endif
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update_fsp_gpio_configs(&silicon_upd->gpio_familiy_ptr,
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&silicon_upd->gpio_pad_ptr);
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/*
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* For Braswell B0 stepping, disable_punit_pwr_config must be set to 1
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* otherwise it just hangs in fsp_init().
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*/
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if (gd->arch.x86_mask == 2)
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silicon_upd->disable_punit_pwr_config = 1;
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silicon_upd->emmc_mode = fdtdec_get_int(blob, node,
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"fsp,emmc-mode", EMMC_MODE_PCI);
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silicon_upd->sata_speed = fdtdec_get_int(blob, node,
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"fsp,sata-speed", SATA_SPEED_GEN3);
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silicon_upd->pmic_i2c_bus = fdtdec_get_int(blob, node,
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"fsp,pmic-i2c-bus", 0);
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silicon_upd->enable_isp = fdtdec_get_bool(blob, node,
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"fsp,enable-isp");
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silicon_upd->isp_pci_dev_config = fdtdec_get_int(blob, node,
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"fsp,isp-pci-dev-config", ISP_PCI_DEV_CONFIG_2);
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silicon_upd->turbo_mode = fdtdec_get_bool(blob, node,
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"fsp,turbo-mode");
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silicon_upd->pnp_settings = fdtdec_get_int(blob, node,
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"fsp,pnp-settings", PNP_SETTING_POWER_AND_PERF);
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silicon_upd->sd_detect_chk = fdtdec_get_bool(blob, node,
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"fsp,sd-detect-chk");
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}
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