| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <acpi/acpigen.h> |
| #include <device/device.h> |
| #include "chip.h" |
| |
| #define TGL_PMC_MUX_HID "INTC105C" |
| |
| static const char *mux_acpi_name(const struct device *dev) |
| { |
| return "MUX"; |
| } |
| |
| static void mux_fill_ssdt(const struct device *dev) |
| { |
| const char *scope = acpi_device_scope(dev); |
| const char *name = acpi_device_name(dev); |
| |
| if (!scope || !name) |
| return; |
| |
| acpigen_write_scope(scope); |
| acpigen_write_device(name); |
| |
| acpigen_write_name_string("_HID", TGL_PMC_MUX_HID); |
| acpigen_write_name_string("_DDN", dev->chip_ops->name); |
| |
| acpigen_pop_len(); /* Device */ |
| acpigen_pop_len(); /* Scope */ |
| } |
| |
| static struct device_operations mux_dev_ops = { |
| .read_resources = noop_read_resources, |
| .set_resources = noop_set_resources, |
| .acpi_name = mux_acpi_name, |
| .acpi_fill_ssdt = mux_fill_ssdt, |
| .scan_bus = scan_static_bus, |
| }; |
| |
| static void mux_enable(struct device *dev) |
| { |
| dev->ops = &mux_dev_ops; |
| } |
| |
| struct chip_operations drivers_intel_pmc_mux_ops = { |
| .name = "Intel PMC MUX Driver", |
| .enable_dev = mux_enable, |
| }; |