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-rw-r--r--src/soc/intel/tigerlake/chip.h13
-rw-r--r--src/soc/intel/tigerlake/fsp_params.c2
2 files changed, 14 insertions, 1 deletions
diff --git a/src/soc/intel/tigerlake/chip.h b/src/soc/intel/tigerlake/chip.h
index 3047037183..a32cebe594 100644
--- a/src/soc/intel/tigerlake/chip.h
+++ b/src/soc/intel/tigerlake/chip.h
@@ -222,6 +222,19 @@ struct soc_intel_tigerlake_config {
uint8_t TcssDma1En;
/*
+ * IOM Port Config
+ * If a port orientation needs to be controlled by the SOC this setting must be
+ * updated to reflect the correct GPIOs being used for the SOC port flipping.
+ * There are 4 ports each with a pair of GPIOs for Pull Up and Pull Down
+ * 0,1 are pull up and pull down for port 0
+ * 2,3 are pull up and pull down for port 1
+ * 4,5 are pull up and pull down for port 2
+ * 6,7 are pull up and pull down for port 3
+ * values to be programmed correspond to the GPIO family and offsets
+ */
+ uint32_t IomTypeCPortPadCfg[8];
+
+ /*
* SOC Aux orientation override:
* This is a bitfield that corresponds to up to 4 TCSS ports on TGL.
* Even numbered bits (0, 2, 4, 6) control the retimer being handled by SOC.
diff --git a/src/soc/intel/tigerlake/fsp_params.c b/src/soc/intel/tigerlake/fsp_params.c
index 73c41c8519..cf106cbe16 100644
--- a/src/soc/intel/tigerlake/fsp_params.c
+++ b/src/soc/intel/tigerlake/fsp_params.c
@@ -103,7 +103,7 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd)
params->TcssAuxOri = config->TcssAuxOri;
for (i = 0; i < 8; i++)
- params->IomTypeCPortPadCfg[i] = 0x09000000;
+ params->IomTypeCPortPadCfg[i] = config->IomTypeCPortPadCfg[i];
/* Chipset Lockdown */
if (get_lockdown_config() == CHIPSET_LOCKDOWN_COREBOOT) {