3 files changed, 3 insertions, 3 deletions
diff --git a/src/soc/nvidia/tegra/i2c.h b/src/soc/nvidia/tegra/i2c.h
index c32450b824..440af69387 100644
--- a/src/soc/nvidia/tegra/i2c.h
+++ b/src/soc/nvidia/tegra/i2c.h
@@ -168,6 +168,6 @@ struct tegra_i2c_regs {
 };
 check_member(tegra_i2c_regs, config_load, 0x8C);
 
-extern unsigned int num_i2c_buses;
+extern const unsigned int num_i2c_buses;
 
 #endif	/* __SOC_NVIDIA_TEGRA_I2C_H__ */
diff --git a/src/soc/nvidia/tegra124/i2c.c b/src/soc/nvidia/tegra124/i2c.c
index 0d65b9a018..e2c5a44ebe 100644
--- a/src/soc/nvidia/tegra124/i2c.c
+++ b/src/soc/nvidia/tegra124/i2c.c
@@ -50,4 +50,4 @@ struct tegra_i2c_bus_info tegra_i2c_info[] = {
 	}
 };
 
-unsigned int num_i2c_buses = ARRAY_SIZE(tegra_i2c_info);
+const unsigned int num_i2c_buses = ARRAY_SIZE(tegra_i2c_info);
diff --git a/src/soc/nvidia/tegra210/i2c.c b/src/soc/nvidia/tegra210/i2c.c
index 4764b78303..2fa1123cec 100644
--- a/src/soc/nvidia/tegra210/i2c.c
+++ b/src/soc/nvidia/tegra210/i2c.c
@@ -50,4 +50,4 @@ struct tegra_i2c_bus_info tegra_i2c_info[] = {
 	}
 };
 
-unsigned int num_i2c_buses = ARRAY_SIZE(tegra_i2c_info);
+const unsigned int num_i2c_buses = ARRAY_SIZE(tegra_i2c_info);