iio: imu: inv_icm42600: add support of ICM-42688-P

Add ICM-42688-P support inside driver.
Signed-off-by: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>
Link: https://lore.kernel.org/r/20240408090720.847107-3-inv.git-commit@tdk.comSigned-off-by: Jonathan 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_ICM42688,
 	INV_CHIP_ICM42631,
 	INV_CHIP_NB,
 };
@@ -304,6 +305,7 @@ 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_ICM42688			0x47
 #define INV_ICM42600_WHOAMI_ICM42631			0x5C
 
 /* User bank 1 (MSB 0x10) */

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_ICM42688] = {
+		.whoami = INV_ICM42600_WHOAMI_ICM42688,
+		.name = "icm42688",
+		.conf = &inv_icm42600_default_conf,
+	},
 	[INV_CHIP_ICM42631] = {
 		.whoami = INV_ICM42600_WHOAMI_ICM42631,
 		.name = "icm42631",

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,icm42688",
+		.data = (void *)INV_CHIP_ICM42688,
 	}, {
 		.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,icm42688",
+		.data = (void *)INV_CHIP_ICM42688,
 	}, {
 		.compatible = "invensense,icm42631",
 		.data = (void *)INV_CHIP_ICM42631,