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

Alexandre Belloni
2021-01-09T23:14:01Z

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@bootlin.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