iio: adc: ad7173: fix GPIO device info

Models AD4114/5/6 have .higher_gpio_bits = true. This is not correct as
the only models that have the GPIO bits to a higher position are AD4111/2.

Fix by removing the higher_gpio_bits = true from the AD4114/5/6 models.

Fixes: 13d12e3 ("iio: adc: ad7173: Add support for AD411x devices")
Signed-off-by: Dumitru Ceclan <[email protected]>
Link: https://patch.msgid.link/[email protected]
Cc: <[email protected]>
Signed-off-by: Jonathan Cameron <[email protected]>

Author: ceclandumitru

drivers/iio/adc/ad7173.c

@@ -302,7 +302,6 @@ static const struct ad7173_device_info ad4114_device_info = {
 	.num_configs = 8,
 	.num_voltage_in = 16,
 	.num_gpios = 4,
-	.higher_gpio_bits = true,
 	.has_vincom_input = true,
 	.has_temp = true,
 	.has_input_buf = true,
@@ -320,7 +319,6 @@ static const struct ad7173_device_info ad4115_device_info = {
 	.num_configs = 8,
 	.num_voltage_in = 16,
 	.num_gpios = 4,
-	.higher_gpio_bits = true,
 	.has_vincom_input = true,
 	.has_temp = true,
 	.has_input_buf = true,
@@ -338,7 +336,6 @@ static const struct ad7173_device_info ad4116_device_info = {
 	.num_configs = 8,
 	.num_voltage_in = 16,
 	.num_gpios = 4,
-	.higher_gpio_bits = true,
 	.has_vincom_input = true,
 	.has_temp = true,
 	.has_input_buf = true,