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authorJohnny Lin <johnny_lin@wiwynn.com>2020-07-31 14:46:41 +0800
committerAngel Pons <th3fanbus@gmail.com>2020-08-11 20:15:10 +0000
commitec886ec6fad3d34f6a9d22ab39871434cefdd219 (patch)
tree35888ecfd9949f98711cbd1688065d1561f7b5cc /src
parentf2a59a4de2440f8f1dc4a33d031471f1902c362d (diff)
xeon_sp/cpx: Enable PCH thermal device via FSP
Tested=On OCP Delta Lake, OpenBMC sensor-util can see PCH Temp readings. Change-Id: I39d0d0a982476f9fece51cfa19dcbd0da5dea690 Signed-off-by: Johnny Lin <johnny_lin@wiwynn.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/44075 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Maxim Polyakov <max.senia.poliak@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h2
-rw-r--r--src/soc/intel/xeon_sp/cpx/romstage.c7
2 files changed, 9 insertions, 0 deletions
diff --git a/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h b/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h
index 71c68cf885..17f801ba74 100644
--- a/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h
+++ b/src/soc/intel/xeon_sp/cpx/include/soc/pci_devs.h
@@ -92,6 +92,8 @@
#define XHCI_BUS_NUMBER 0x0
#define PCH_DEV_SLOT_XHCI 0x14
+#define PCH_DEVFN_THERMAL _PCH_DEVFN(XHCI, 2)
+
#define XHCI_FUNC_NUM 0x0
#define HPET_BUS_NUM 0x0
diff --git a/src/soc/intel/xeon_sp/cpx/romstage.c b/src/soc/intel/xeon_sp/cpx/romstage.c
index 96949fd8af..6c65994412 100644
--- a/src/soc/intel/xeon_sp/cpx/romstage.c
+++ b/src/soc/intel/xeon_sp/cpx/romstage.c
@@ -3,6 +3,7 @@
#include <arch/romstage.h>
#include <fsp/api.h>
#include <soc/romstage.h>
+#include <soc/pci_devs.h>
#include "chip.h"
void __weak mainboard_memory_init_params(FSPM_UPD *mupd)
@@ -13,6 +14,7 @@ void __weak mainboard_memory_init_params(FSPM_UPD *mupd)
void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version)
{
FSPM_CONFIG *m_cfg = &mupd->FspmConfig;
+ const struct device *dev;
/* ErrorLevel - 0 (disable) to 8 (verbose) */
m_cfg->DebugPrintLevel = 8;
@@ -61,5 +63,10 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version)
m_cfg->PEXPHIDE = 0x0;
m_cfg->HidePEXPMenu = 0x0;
+ /* Enable PCH thermal device in FSP, the definition of ThermalDeviceEnable is
+ 0: Disable, 1: Enabled in PCI mode, 2: Enabled in ACPI mode */
+ dev = pcidev_path_on_root(PCH_DEVFN_THERMAL);
+ m_cfg->ThermalDeviceEnable = dev && dev->enabled;
+
mainboard_memory_init_params(mupd);
}