From 30461a91977d6770bb3ec6c378a21afe2616f3d7 Mon Sep 17 00:00:00 2001 From: "Zhao, Lijian" Date: Tue, 1 Dec 2015 09:14:20 -0800 Subject: 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 Reviewed-on: https://review.coreboot.org/13374 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/soc/intel/apollolake/acpi.c | 7 +++++++ src/soc/intel/apollolake/include/soc/acpi.h | 3 +++ src/soc/intel/apollolake/lpc.c | 2 ++ 3 files changed, 12 insertions(+) (limited to 'src/soc/intel/apollolake') 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 #include #include +#include #include 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 = { -- cgit v1.2.3