diff options
| -rw-r--r-- | src/soc/intel/fsp_broadwell_de/chip.h | 2 | ||||
| -rw-r--r-- | src/soc/intel/fsp_broadwell_de/southcluster.c | 12 |
2 files changed, 14 insertions, 0 deletions
diff --git a/src/soc/intel/fsp_broadwell_de/chip.h b/src/soc/intel/fsp_broadwell_de/chip.h index bf2896238a54..95c1c2d9594b 100644 --- a/src/soc/intel/fsp_broadwell_de/chip.h +++ b/src/soc/intel/fsp_broadwell_de/chip.h @@ -25,6 +25,8 @@ struct soc_intel_fsp_broadwell_de_config { /* PCIe completion timeout value */ int pcie_compltoval; + /* LPC Generic Memory Range Register value */ + uint32_t lpc_lgmr; }; typedef struct soc_intel_fsp_broadwell_de_config config_t; diff --git a/src/soc/intel/fsp_broadwell_de/southcluster.c b/src/soc/intel/fsp_broadwell_de/southcluster.c index fb8af87b625e..df562f133dd5 100644 --- a/src/soc/intel/fsp_broadwell_de/southcluster.c +++ b/src/soc/intel/fsp_broadwell_de/southcluster.c @@ -28,6 +28,7 @@ #include <pc80/i8259.h> #include <pc80/isa-dma.h> #include <soc/iomap.h> +#include <soc/intel/common/block/lpc/lpc_def.h> #include <soc/irq.h> #include <soc/lpc.h> #include <soc/pci_devs.h> @@ -216,6 +217,17 @@ static void sc_read_resources(struct device *dev) pci_dev_read_resources(dev); sc_add_mmio_resources(dev); sc_add_io_resources(dev); + + const config_t *config = config_of_soc(); + if (config->lpc_lgmr) { + struct resource *res; + res = new_resource(dev, LGMR); + res->base = config->lpc_lgmr & ~(LPC_LGMR_EN); + res->size = 64 * KiB; + res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED + | IORESOURCE_RESERVE; + pci_write_config32(dev, LGMR, config->lpc_lgmr); + } } static void sc_init(struct device *dev) |