iio: imu: inv_icm42600: Add support for icm42631

Add the required WHOAMI and device_id definitions to support the
icm42631.
Signed-off-by: NJay Greco <grecojay@amazon.com>
Acked-by: NJean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>
Link: https://lore.kernel.org/r/20221110192933.13616-2-grecojay@amazon.comSigned-off-by: NJonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/imu/inv_icm42600/inv_icm42600.h

@@ -22,6 +22,7 @@ enum inv_icm42600_chip {
 	INV_CHIP_ICM42602,
 	INV_CHIP_ICM42605,
 	INV_CHIP_ICM42622,
+	INV_CHIP_ICM42631,
 	INV_CHIP_NB,
 };
 
@@ -303,6 +304,7 @@ struct inv_icm42600_state {
 #define INV_ICM42600_WHOAMI_ICM42602			0x41
 #define INV_ICM42600_WHOAMI_ICM42605			0x42
 #define INV_ICM42600_WHOAMI_ICM42622			0x46
+#define INV_ICM42600_WHOAMI_ICM42631			0x5C
 
 /* User bank 1 (MSB 0x10) */
 #define INV_ICM42600_REG_SENSOR_CONFIG0			0x1003

drivers/iio/imu/inv_icm42600/inv_icm42600_core.c

@@ -87,6 +87,11 @@ static const struct inv_icm42600_hw inv_icm42600_hw[INV_CHIP_NB] = {
 		.name = "icm42622",
 		.conf = &inv_icm42600_default_conf,
 	},
+	[INV_CHIP_ICM42631] = {
+		.whoami = INV_ICM42600_WHOAMI_ICM42631,
+		.name = "icm42631",
+		.conf = &inv_icm42600_default_conf,
+	},
 };
 
 const struct iio_mount_matrix *

drivers/iio/imu/inv_icm42600/inv_icm42600_i2c.c

@@ -84,6 +84,9 @@ static const struct of_device_id inv_icm42600_of_matches[] = {
 	}, {
 		.compatible = "invensense,icm42622",
 		.data = (void *)INV_CHIP_ICM42622,
+	}, {
+		.compatible = "invensense,icm42631",
+		.data = (void *)INV_CHIP_ICM42631,
 	},
 	{}
 };

drivers/iio/imu/inv_icm42600/inv_icm42600_spi.c

@@ -80,6 +80,9 @@ static const struct of_device_id inv_icm42600_of_matches[] = {
 	}, {
 		.compatible = "invensense,icm42622",
 		.data = (void *)INV_CHIP_ICM42622,
+	}, {
+		.compatible = "invensense,icm42631",
+		.data = (void *)INV_CHIP_ICM42631,
 	},
 	{}
 };