iio: health/afe4404: Remove LED3 input channel

Input channel LED3 is only an alias for stage ALED2, this virtual channel
does nothing for us, remove this channel.
Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

drivers/iio/health/afe4404.c

@@ -126,7 +126,6 @@ enum afe4404_chan_id {
 	ALED1,
 	LED2,
 	ALED2,
-	LED3,
 	LED1_ALED1,
 	LED2_ALED2,
 	ILED1,
@@ -139,7 +138,6 @@ static const struct afe440x_reg_info afe4404_reg_info[] = {
 	[ALED1] = AFE440X_REG_INFO(AFE440X_ALED1VAL, AFE4404_OFFDAC, AFE4404_OFFDAC_CURR_ALED1),
 	[LED2] = AFE440X_REG_INFO(AFE440X_LED2VAL, AFE4404_OFFDAC, AFE4404_OFFDAC_CURR_LED2),
 	[ALED2] = AFE440X_REG_INFO(AFE440X_ALED2VAL, AFE4404_OFFDAC, AFE4404_OFFDAC_CURR_ALED2),
-	[LED3] = AFE440X_REG_INFO(AFE440X_ALED2VAL, 0, NULL),
 	[LED1_ALED1] = AFE440X_REG_INFO(AFE440X_LED1_ALED1VAL, 0, NULL),
 	[LED2_ALED2] = AFE440X_REG_INFO(AFE440X_LED2_ALED2VAL, 0, NULL),
 	[ILED1] = AFE440X_REG_INFO(AFE440X_LEDCNTRL, 0, AFE4404_LEDCNTRL_ILED1),
@@ -153,7 +151,6 @@ static const struct iio_chan_spec afe4404_channels[] = {
 	AFE440X_INTENSITY_CHAN(ALED1, "led1_ambient", BIT(IIO_CHAN_INFO_OFFSET)),
 	AFE440X_INTENSITY_CHAN(LED2, "led2", BIT(IIO_CHAN_INFO_OFFSET)),
 	AFE440X_INTENSITY_CHAN(ALED2, "led2_ambient", BIT(IIO_CHAN_INFO_OFFSET)),
-	AFE440X_INTENSITY_CHAN(LED3, "led3", BIT(IIO_CHAN_INFO_OFFSET)),
 	AFE440X_INTENSITY_CHAN(LED1_ALED1, "led1-led1_ambient", 0),
 	AFE440X_INTENSITY_CHAN(LED2_ALED2, "led2-led2_ambient", 0),
 	/* LED current */