2 files changed, 25 insertions, 1 deletions
diff --git a/chip/host/build.mk b/chip/host/build.mk
index f57fe85502..9d77937776 100644
--- a/chip/host/build.mk
+++ b/chip/host/build.mk
@@ -8,8 +8,9 @@
 
 CORE:=host
 
-chip-y=system.o gpio.o uart.o persistence.o flash.o lpc.o reboot.o i2c.o \
+chip-y=system.o gpio.o uart.o persistence.o flash.o lpc.o reboot.o \
 	clock.o spi_master.o trng.o
+
 ifndef CONFIG_KEYBOARD_NOT_RAW
 chip-$(HAS_TASK_KEYSCAN)+=keyboard_raw.o
 endif
@@ -21,6 +22,8 @@ dirs-y += chip/g/dcrypto
 endif
 dirs-y += chip/host/dcrypto
 
+chip-$(CONFIG_I2C)+= i2c.o
+
 chip-$(CONFIG_DCRYPTO)+= dcrypto/aes.o
 chip-$(CONFIG_DCRYPTO)+= dcrypto/app_cipher.o
 chip-$(CONFIG_DCRYPTO)+= dcrypto/app_key.o
diff --git a/chip/host/i2c.c b/chip/host/i2c.c
index 5b863c1d41..f474c38ef1 100644
--- a/chip/host/i2c.c
+++ b/chip/host/i2c.c
@@ -7,6 +7,7 @@
 
 #include "hooks.h"
 #include "i2c.h"
+#include "i2c_private.h"
 #include "link_defs.h"
 #include "test_util.h"
 
@@ -95,6 +96,26 @@ int chip_i2c_xfer(const int port, const uint16_t slave_addr_flags,
 	return EC_ERROR_UNKNOWN;
 }
 
+int chip_i2c_set_freq(int port, enum i2c_freq freq)
+{
+	return EC_ERROR_UNIMPLEMENTED;
+}
+
+enum i2c_freq chip_i2c_get_freq(int port)
+{
+	switch (i2c_ports[port].kbps) {
+	case 1000:
+		return I2C_FREQ_1000KHZ;
+	case 400:
+		return I2C_FREQ_400KHZ;
+	case 100:
+		return I2C_FREQ_100KHZ;
+	}
+
+	/* fallback to 100k */
+	return I2C_FREQ_100KHZ;
+}
+
 int i2c_raw_get_scl(int port)
 {
 	return 1;