iio: imu: inv_icm42600: Add support for icm42631

Add the required WHOAMI and device_id definitions to support the
icm42631.

Signed-off-by: Jay Greco <[e-mail]>
Acked-by: Jean-Baptiste Maneyrol <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Jonathan Cameron <[e-mail]>

drivers/iio/imu/inv_icm42600/inv_icm42600.h

···
 	INV_CHIP_ICM42602,
 	INV_CHIP_ICM42605,
 	INV_CHIP_ICM42622,
+	INV_CHIP_ICM42631,
 	INV_CHIP_NB,
 };
 
···
 #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

···
 		.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

···
 	}, {
 		.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

···
 	}, {
 		.compatible = "invensense,icm42622",
 		.data = (void *)INV_CHIP_ICM42622,
+	}, {
+		.compatible = "invensense,icm42631",
+		.data = (void *)INV_CHIP_ICM42631,
 	},
 	{}
 };