diff options
| author | Zhao, Lijian <lijian.zhao@intel.com> | 2015-12-01 09:14:20 -0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-04-11 18:22:30 +0200 |
| commit | 30461a91977d6770bb3ec6c378a21afe2616f3d7 (patch) | |
| tree | c8f2ab7f59753127312aa44947094690c67cb4c0 /src/soc | |
| parent | a7ff9c59a1e71da0ab956395dfa92287a81d7ac3 (diff) | |
soc/apollolake/acpi: Fill ACPI HPET table
HPET table is required to report integrated HPET timer to kernel.
Without HPET table added,Linux kernel will panic when loading timer
driver.
Change-Id: I7368bc29f4e03d5882dcfc4a770fa7bfbc6c26a0
Signed-off-by: Zhao, Lijian <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/13374
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/apollolake/acpi.c | 7 | ||||
| -rw-r--r-- | src/soc/intel/apollolake/include/soc/acpi.h | 3 | ||||
| -rw-r--r-- | src/soc/intel/apollolake/lpc.c | 2 |
3 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/acpi.c b/src/soc/intel/apollolake/acpi.c index 93602b9e8c..3b50bf2116 100644 --- a/src/soc/intel/apollolake/acpi.c +++ b/src/soc/intel/apollolake/acpi.c @@ -113,3 +113,10 @@ void soc_fill_common_fadt(acpi_fadt_t * fadt) fadt->x_gpe1_blk.space_id = 1; } + +unsigned long southbridge_write_acpi_tables(device_t device, + unsigned long current, + struct acpi_rsdp *rsdp) +{ + return acpi_write_hpet(device, current, rsdp); +} diff --git a/src/soc/intel/apollolake/include/soc/acpi.h b/src/soc/intel/apollolake/include/soc/acpi.h index f21b379cee..6546662d13 100644 --- a/src/soc/intel/apollolake/include/soc/acpi.h +++ b/src/soc/intel/apollolake/include/soc/acpi.h @@ -17,4 +17,7 @@ void soc_fill_common_fadt(acpi_fadt_t * fadt); +unsigned long southbridge_write_acpi_tables(device_t device, + unsigned long current, struct acpi_rsdp *rsdp); + #endif /* _SOC_APOLLOLAKE_ACPI_H_ */ diff --git a/src/soc/intel/apollolake/lpc.c b/src/soc/intel/apollolake/lpc.c index abc5245376..d0cae3d906 100644 --- a/src/soc/intel/apollolake/lpc.c +++ b/src/soc/intel/apollolake/lpc.c @@ -13,6 +13,7 @@ #include <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> +#include <soc/acpi.h> #include <soc/pci_ids.h> static void soc_lpc_add_io_resources(device_t dev) @@ -39,6 +40,7 @@ static struct device_operations device_ops = { .read_resources = &soc_lpc_read_resources, .set_resources = &pci_dev_set_resources, .enable_resources = &pci_dev_enable_resources, + .write_acpi_tables = southbridge_write_acpi_tables, }; static const struct pci_driver soc_lpc __pci_driver = { |