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