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-rw-r--r--zephyr/projects/corsola/src/kingler/i2c.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/zephyr/projects/corsola/src/kingler/i2c.c b/zephyr/projects/corsola/src/kingler/i2c.c
new file mode 100644
index 0000000000..f2bbff3749
--- /dev/null
+++ b/zephyr/projects/corsola/src/kingler/i2c.c
@@ -0,0 +1,21 @@
+/* Copyright 2022 The ChromiumOS Authors
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "i2c/i2c.h"
+#include "i2c.h"
+
+/* Kingler and Steelix board specific i2c implementation */
+
+#ifdef CONFIG_PLATFORM_EC_I2C_PASSTHRU_RESTRICTED
+int board_allow_i2c_passthru(const struct i2c_cmd_desc_t *cmd_desc)
+{
+ return (i2c_get_device_for_port(cmd_desc->port) ==
+ i2c_get_device_for_port(I2C_PORT_VIRTUAL_BATTERY) ||
+ i2c_get_device_for_port(cmd_desc->port) ==
+ i2c_get_device_for_port(I2C_PORT_EEPROM) ||
+ i2c_get_device_for_port(cmd_desc->port) ==
+ i2c_get_device_for_port(I2C_PORT_USB_C0));
+}
+#endif