Furquan Shaikh submitted this change.
src/soc/intel/tigerlake: Add SPI DMI Destination ID
This change adds the SPI-DMI Destination ID for tigerlake
soc. This is needed for enabling support for extended
BIOS region. Also, implements a SOC helper function
soc_get_spi_dmi_destination_id() which returns SPI-DMI
Destination id.
BUG=b:171534504
Signed-off-by: Srinidhi N Kaushik <srinidhi.n.kaushik@intel.com>
Change-Id: I0b6a8af0c1e79fa668ef2f84b93f3bbece59eb6a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47989
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
---
M src/soc/intel/tigerlake/include/soc/pcr_ids.h
M src/soc/intel/tigerlake/spi.c
2 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/src/soc/intel/tigerlake/include/soc/pcr_ids.h b/src/soc/intel/tigerlake/include/soc/pcr_ids.h
index 7388593..319558a 100644
--- a/src/soc/intel/tigerlake/include/soc/pcr_ids.h
+++ b/src/soc/intel/tigerlake/include/soc/pcr_ids.h
@@ -31,4 +31,9 @@
#define PID_ESPI 0xc7
#define PID_SERIALIO 0xcb
+/*
+ * SPI - DMI Destination ID
+ */
+#define SPI_DMI_DESTINATION_ID 0x23a8
+
#endif
diff --git a/src/soc/intel/tigerlake/spi.c b/src/soc/intel/tigerlake/spi.c
index 63d9d80..ef86fea 100644
--- a/src/soc/intel/tigerlake/spi.c
+++ b/src/soc/intel/tigerlake/spi.c
@@ -7,7 +7,9 @@
*/
#include <intelblocks/spi.h>
+#include <intelblocks/fast_spi.h>
#include <soc/pci_devs.h>
+#include <soc/pcr_ids.h>
int spi_soc_devfn_to_bus(unsigned int devfn)
{
@@ -23,3 +25,8 @@
}
return -1;
}
+
+uint32_t soc_get_spi_dmi_destination_id(void)
+{
+ return SPI_DMI_DESTINATION_ID;
+}
To view, visit change 47989. To unsubscribe, or for help writing mail filters, visit settings.