linux-kernel - [PATCH 1/2] iio: imu: adis16480: Add support for ADIS16490

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Date:   Thu, 16 Jan 2020 15:11:47 +0200
From:   Alexandru Ardelean <alexandru.ardelean@...log.com>
To:     <linux-iio@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <jic23@...nel.org>, Stefan Popa <stefan.popa@...log.com>,
        Alexandru Ardelean <alexandru.ardelean@...log.com>
Subject: [PATCH 1/2] iio: imu: adis16480: Add support for ADIS16490

From: Stefan Popa <stefan.popa@...log.com>

The ADIS16490 is part of the same family with ADIS16495 and ADIS16497,
the main difference is the temperature, accelerometer and gyroscope
scales.

Datasheet:
Link: https://www.analog.com/media/en/technical-documentation/data-sheets/adis16490.pdf

Signed-off-by: Stefan Popa <stefan.popa@...log.com>
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@...log.com>
---
 drivers/iio/imu/adis16480.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c
index f0ad7ce64861..dac87f1001fd 100644
--- a/drivers/iio/imu/adis16480.c
+++ b/drivers/iio/imu/adis16480.c
@@ -787,6 +787,7 @@ enum adis16480_variant {
 	ADIS16480,
 	ADIS16485,
 	ADIS16488,
+	ADIS16490,
 	ADIS16495_1,
 	ADIS16495_2,
 	ADIS16495_3,
@@ -878,6 +879,20 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
 		.filter_freqs = adis16480_def_filter_freqs,
 		.timeouts = &adis16485_timeouts,
 	},
+	[ADIS16490] = {
+		.channels = adis16485_channels,
+		.num_channels = ARRAY_SIZE(adis16485_channels),
+		.gyro_max_val = 20000 << 16,
+		.gyro_max_scale = IIO_DEGREE_TO_RAD(100),
+		.accel_max_val = IIO_M_S_2_TO_G(16000 << 16),
+		.accel_max_scale = 8,
+		.temp_scale = 14285, /* 14.285 milli degree Celsius */
+		.int_clk = 4250000,
+		.max_dec_rate = 4250,
+		.filter_freqs = adis16495_def_filter_freqs,
+		.has_pps_clk_mode = true,
+		.timeouts = &adis16495_timeouts,
+	},
 	[ADIS16495_1] = {
 		.channels = adis16485_channels,
 		.num_channels = ARRAY_SIZE(adis16485_channels),
@@ -1341,6 +1356,7 @@ static const struct spi_device_id adis16480_ids[] = {
 	{ "adis16480", ADIS16480 },
 	{ "adis16485", ADIS16485 },
 	{ "adis16488", ADIS16488 },
+	{ "adis16490", ADIS16490 },
 	{ "adis16495-1", ADIS16495_1 },
 	{ "adis16495-2", ADIS16495_2 },
 	{ "adis16495-3", ADIS16495_3 },
@@ -1356,6 +1372,7 @@ static const struct of_device_id adis16480_of_match[] = {
 	{ .compatible = "adi,adis16480" },
 	{ .compatible = "adi,adis16485" },
 	{ .compatible = "adi,adis16488" },
+	{ .compatible = "adi,adis16490" },
 	{ .compatible = "adi,adis16495-1" },
 	{ .compatible = "adi,adis16495-2" },
 	{ .compatible = "adi,adis16495-3" },
-- 
2.20.1