linux-kernel - [PATCH v2 6/6] iio:pressure:ms5637: add ms5803 support

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Message-Id: <20210109231148.1168104-7-alexandre.belloni@bootlin.com>
Date:   Sun, 10 Jan 2021 00:11:48 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Jonathan Cameron <jic23@...nel.org>
Cc:     Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Subject: [PATCH v2 6/6] iio:pressure:ms5637: add ms5803 support

The ms5803 is very similar to the ms5805 but has less resolution options
and has the 128bit PROM layout.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
---
 Documentation/devicetree/bindings/trivial-devices.yaml | 2 ++
 drivers/iio/pressure/ms5637.c                          | 8 ++++++++
 2 files changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
index e9b64be4b91e..a327130d1faa 100644
--- a/Documentation/devicetree/bindings/trivial-devices.yaml
+++ b/Documentation/devicetree/bindings/trivial-devices.yaml
@@ -153,6 +153,8 @@ properties:
             # Measurement Specialities I2C pressure and temperature sensor
           - meas,ms5637
             # Measurement Specialities I2C pressure and temperature sensor
+          - meas,ms5803
+            # Measurement Specialities I2C pressure and temperature sensor
           - meas,ms5805
             # Measurement Specialities I2C pressure and temperature sensor
           - meas,ms5837
diff --git a/drivers/iio/pressure/ms5637.c b/drivers/iio/pressure/ms5637.c
index 0a6034342714..81f683321b23 100644
--- a/drivers/iio/pressure/ms5637.c
+++ b/drivers/iio/pressure/ms5637.c
@@ -200,8 +200,15 @@ static const struct ms_tp_hw_data ms5637_hw_data  = {
 	.max_res_index = 5
 };
 
+static const struct ms_tp_hw_data ms5803_hw_data  = {
+	.prom_len = 8,
+	.max_res_index = 4
+};
+
 static const struct ms_tp_data ms5637_data = { .name = "ms5637", .hw = &ms5637_hw_data };
 
+static const struct ms_tp_data ms5803_data = { .name = "ms5803", .hw = &ms5803_hw_data };
+
 static const struct ms_tp_data ms5805_data = { .name = "ms5805", .hw = &ms5637_hw_data };
 
 static const struct ms_tp_data ms5837_data = { .name = "ms5837", .hw = &ms5637_hw_data };
@@ -222,6 +229,7 @@ MODULE_DEVICE_TABLE(i2c, ms5637_id);
 
 static const struct of_device_id ms5637_of_match[] = {
 	{ .compatible = "meas,ms5637", .data = &ms5637_data },
+	{ .compatible = "meas,ms5803", .data = &ms5803_data },
 	{ .compatible = "meas,ms5805", .data = &ms5805_data },
 	{ .compatible = "meas,ms5837", .data = &ms5837_data },
 	{ .compatible = "meas,ms8607-temppressure", .data = &ms8607_data },
-- 
2.29.2