diff options
Diffstat (limited to 'src/soc/intel/tigerlake/fsp_params_tgl.c')
| -rw-r--r-- | src/soc/intel/tigerlake/fsp_params_tgl.c | 94 |
1 files changed, 93 insertions, 1 deletions
diff --git a/src/soc/intel/tigerlake/fsp_params_tgl.c b/src/soc/intel/tigerlake/fsp_params_tgl.c index 6fb2f9f597..fe59ac1d42 100644 --- a/src/soc/intel/tigerlake/fsp_params_tgl.c +++ b/src/soc/intel/tigerlake/fsp_params_tgl.c @@ -13,9 +13,37 @@ * GNU General Public License for more details. */ +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> #include <fsp/api.h> +#include <fsp/util.h> #include <intelblocks/lpss.h> +#include <intelblocks/xdci.h> +#include <soc/gpio_soc_defs.h> +#include <soc/intel/common/vbt.h> +#include <soc/pci_devs.h> #include <soc/ramstage.h> +#include <soc/soc_chip.h> +#include <string.h> + +static void parse_devicetree(FSP_S_CONFIG *params) +{ + const struct soc_intel_tigerlake_config *config; + config = config_of_soc(); + + for (int i = 0; i < CONFIG_SOC_INTEL_I2C_DEV_MAX; i++) + params->SerialIoI2cMode[i] = config->SerialIoI2cMode[i]; + + for (int i = 0; i < CONFIG_SOC_INTEL_COMMON_BLOCK_GSPI_MAX; i++) { + params->SerialIoSpiMode[i] = config->SerialIoGSpiMode[i]; + params->SerialIoSpiCsMode[i] = config->SerialIoGSpiCsMode[i]; + params->SerialIoSpiCsState[i] = config->SerialIoGSpiCsState[i]; + } + + for (int i = 0; i < CONFIG_SOC_INTEL_UART_DEV_MAX; i++) + params->SerialIoUartMode[i] = config->SerialIoUartMode[i]; +} static const pci_devfn_t serial_io_dev[] = { PCH_DEVFN_I2C0, @@ -27,6 +55,7 @@ static const pci_devfn_t serial_io_dev[] = { PCH_DEVFN_GSPI0, PCH_DEVFN_GSPI1, PCH_DEVFN_GSPI2, + PCH_DEVFN_GSPI3, PCH_DEVFN_UART0, PCH_DEVFN_UART1, PCH_DEVFN_UART2 @@ -35,7 +64,70 @@ static const pci_devfn_t serial_io_dev[] = { /* UPD parameters to be initialized before SiliconInit */ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) { - /* TODO: Update with UPD override as FSP matures */ + int i; + FSP_S_CONFIG *params = &supd->FspsConfig; + + struct device *dev; + struct soc_intel_tigerlake_config *config; + config = config_of_soc(); + + /* Parse device tree and enable/disable Serial I/O devices */ + parse_devicetree(params); + + /* Load VBT before devicetree-specific config. */ + params->GraphicsConfigPtr = (uintptr_t)vbt_get(); + + params->SkipMpInit = !CONFIG_USE_INTEL_FSP_MP_INIT; + + dev = pcidev_path_on_root(SA_DEVFN_IGD); + if (CONFIG(RUN_FSP_GOP) && dev && dev->enabled) + params->PeiGraphicsPeimInit = 1; + else + params->PeiGraphicsPeimInit = 0; + + for (i = 0; i < 8; i++) + params->IomTypeCPortPadCfg[i] = 0x09000000; + + /* USB */ + for (i = 0; i < ARRAY_SIZE(config->usb2_ports); i++) { + params->PortUsb20Enable[i] = config->usb2_ports[i].enable; + params->Usb2OverCurrentPin[i] = config->usb2_ports[i].ocpin; + params->Usb2PhyPetxiset[i] = config->usb2_ports[i].pre_emp_bias; + params->Usb2PhyTxiset[i] = config->usb2_ports[i].tx_bias; + params->Usb2PhyPredeemp[i] = config->usb2_ports[i].tx_emp_enable; + params->Usb2PhyPehalfbit[i] = config->usb2_ports[i].pre_emp_bit; + } + + for (i = 0; i < ARRAY_SIZE(config->usb3_ports); i++) { + params->PortUsb30Enable[i] = config->usb3_ports[i].enable; + params->Usb3OverCurrentPin[i] = config->usb3_ports[i].ocpin; + if (config->usb3_ports[i].tx_de_emp) { + params->Usb3HsioTxDeEmphEnable[i] = 1; + params->Usb3HsioTxDeEmph[i] = config->usb3_ports[i].tx_de_emp; + } + if (config->usb3_ports[i].tx_downscale_amp) { + params->Usb3HsioTxDownscaleAmpEnable[i] = 1; + params->Usb3HsioTxDownscaleAmp[i] = + config->usb3_ports[i].tx_downscale_amp; + } + } + + /* Enable xDCI controller if enabled in devicetree and allowed */ + dev = pcidev_on_root(PCH_DEV_SLOT_XHCI, 1); + if (!xdci_can_enable()) + dev->enabled = 0; + params->XdciEnable = dev->enabled; + + /* PCH UART selection for FSP Debug */ + params->SerialIoDebugUartNumber = CONFIG_UART_FOR_CONSOLE; + + mainboard_silicon_init_params(params); +} + +/* Mainboard GPIO Configuration */ +__weak void mainboard_silicon_init_params(FSP_S_CONFIG *params) +{ + printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); } /* Return list of SOC LPSS controllers */ |