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-rw-r--r--src/soc/intel/apollolake/chip.c4
-rw-r--r--src/soc/intel/apollolake/include/soc/pci_devs.h4
2 files changed, 7 insertions, 1 deletions
diff --git a/src/soc/intel/apollolake/chip.c b/src/soc/intel/apollolake/chip.c
index 178ccac066..5a652608eb 100644
--- a/src/soc/intel/apollolake/chip.c
+++ b/src/soc/intel/apollolake/chip.c
@@ -612,6 +612,7 @@ static void glk_fsp_silicon_init_params_cb(
{
#if CONFIG(SOC_INTEL_GLK)
uint8_t port;
+ struct device *dev;
for (port = 0; port < APOLLOLAKE_USB2_PORT_MAX; port++) {
if (!cfg->usb2eye[port].Usb20OverrideEn)
@@ -627,7 +628,8 @@ static void glk_fsp_silicon_init_params_cb(
cfg->usb2eye[port].Usb20IUsbTxEmphasisEn;
}
- silconfig->Gmm = 0;
+ dev = pcidev_path_on_root(SA_GLK_DEVFN_GMM);
+ silconfig->Gmm = dev ? dev->enabled : 0;
/* On Geminilake, we need to override the default FSP PCIe de-emphasis
* settings using the device tree settings. This is because PCIe
diff --git a/src/soc/intel/apollolake/include/soc/pci_devs.h b/src/soc/intel/apollolake/include/soc/pci_devs.h
index 6544b7a019..12a4e8db83 100644
--- a/src/soc/intel/apollolake/include/soc/pci_devs.h
+++ b/src/soc/intel/apollolake/include/soc/pci_devs.h
@@ -46,6 +46,10 @@
#define SA_DEVFN_IPU PCI_DEVFN(SA_DEV_SLOT_IPU, 0)
#define SA_DEV_IPU PCI_DEV(0, SA_DEV_SLOT_IPU, 0)
+#define SA_GLK_DEV_SLOT_GMM 0x03
+#define SA_GLK_DEVFN_GMM PCI_DEVFN(SA_GLK_DEV_SLOT_GMM, 0)
+#define SA_GLK_DEV_GMM PCI_DEV(0, SA_GLK_DEV_SLOT_GMM, 0)
+
/* PCH Devices */
#define PCH_DEV_SLOT_NPK 0x00