staging: iio: impedance-analyzer: fix CamelCase in ad5933

index 85a422329..62ed5e40e 100644
@@ -43,10 +43,10 @@
 #define AD5933_CTRL_POWER_DOWN		(0xA << 4)
 #define AD5933_CTRL_STANDBY		(0xB << 4)
 
-#define AD5933_CTRL_RANGE_2000mVpp	(0x0 << 1)
-#define AD5933_CTRL_RANGE_200mVpp	(0x1 << 1)
-#define AD5933_CTRL_RANGE_400mVpp	(0x2 << 1)
-#define AD5933_CTRL_RANGE_1000mVpp	(0x3 << 1)
+#define AD5933_CTRL_RANGE_2000_MV_PP	(0x0 << 1)
+#define AD5933_CTRL_RANGE_200_MV_PP	(0x1 << 1)
+#define AD5933_CTRL_RANGE_400_MV_PP	(0x2 << 1)
+#define AD5933_CTRL_RANGE_1000_MV_PP	(0x3 << 1)
 #define AD5933_CTRL_RANGE(x)		((x) << 1)
 
 #define AD5933_CTRL_PGA_GAIN_1		(0x1 << 0)

@@ -68,8 +68,8 @@
 #define AD5933_I2C_ADDR_POINTER		0xB0
 
 /* Device Specs */
-#define AD5933_INT_OSC_FREQ_Hz		16776000
-#define AD5933_MAX_OUTPUT_FREQ_Hz	100000
+#define AD5933_INT_OSC_FREQ_HZ		16776000
+#define AD5933_MAX_OUTPUT_FREQ_HZ	100000
 #define AD5933_MAX_RETRIES		100
 
 #define AD5933_OUT_RANGE		1

@@ -303,7 +303,7 @@ static ssize_t ad5933_store_frequency(struct device *dev,
 	if (ret)
 		return ret;
 
-	if (val > AD5933_MAX_OUTPUT_FREQ_Hz)
+	if (val > AD5933_MAX_OUTPUT_FREQ_HZ)
 		return -EINVAL;
 
 	if (!iio_device_claim_direct(indio_dev))

@@ -699,7 +699,7 @@ static int ad5933_probe(struct i2c_client *client)
 		st->mclk_hz = ext_clk_hz;
 		st->ctrl_lb = AD5933_CTRL_EXT_SYSCLK;
 	} else {
-		st->mclk_hz = AD5933_INT_OSC_FREQ_Hz;
+		st->mclk_hz = AD5933_INT_OSC_FREQ_HZ;
 		st->ctrl_lb = AD5933_CTRL_INT_SYSCLK;
 	}