| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| #include <arch/acpigen.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <intelblocks/sd.h> |
| |
| #if CONFIG(HAVE_ACPI_TABLES) |
| static void sd_fill_ssdt(struct device *dev) |
| { |
| const char *path; |
| struct acpi_gpio default_gpio = { 0 }; |
| struct acpi_dp *dp; |
| |
| if (!dev->enabled) |
| return; |
| |
| if (sd_fill_soc_gpio_info(&default_gpio, dev) != 0) |
| return; |
| |
| /* Use device path as the Scope for the SSDT */ |
| path = acpi_device_path(dev); |
| if (!path) |
| return; |
| acpigen_write_scope(path); |
| acpigen_write_name("_CRS"); |
| |
| /* Write GpioInt() as default (if set) or custom from devicetree */ |
| acpigen_write_resourcetemplate_header(); |
| acpi_device_write_gpio(&default_gpio); |
| acpigen_write_resourcetemplate_footer(); |
| |
| /* Bind the cd-gpio name to the GpioInt() resource */ |
| dp = acpi_dp_new_table("_DSD"); |
| if (!dp) |
| return; |
| acpi_dp_add_gpio(dp, "cd-gpio", path, 0, 0, 1); |
| acpi_dp_write(dp); |
| |
| acpigen_pop_len(); |
| } |
| #endif |
| |
| static struct device_operations dev_ops = { |
| .read_resources = pci_dev_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| #if CONFIG(HAVE_ACPI_TABLES) |
| .acpi_fill_ssdt = sd_fill_ssdt, |
| #endif |
| .ops_pci = &pci_dev_ops_pci, |
| }; |
| |
| static const unsigned short pci_device_ids[] = { |
| PCI_DEVICE_ID_INTEL_APL_SD, |
| PCI_DEVICE_ID_INTEL_CNL_SD, |
| PCI_DEVICE_ID_INTEL_GLK_SD, |
| PCI_DEVICE_ID_INTEL_SKL_SD, |
| PCI_DEVICE_ID_INTEL_CNP_H_SD, |
| PCI_DEVICE_ID_INTEL_ICL_SD, |
| PCI_DEVICE_ID_INTEL_CMP_SD, |
| PCI_DEVICE_ID_INTEL_CMP_H_SD, |
| PCI_DEVICE_ID_INTEL_MCC_SD, |
| PCI_DEVICE_ID_INTEL_JSP_SD, |
| 0 |
| }; |
| |
| static const struct pci_driver pch_sd __pci_driver = { |
| .ops = &dev_ops, |
| .vendor = PCI_VENDOR_ID_INTEL, |
| .devices = pci_device_ids |
| }; |