Add support for AD4085 16-bit SAR ADC. The AD4085 has the same
resolution as AD4084 (16-bit) but differs in LVDS CNV clock count
maximum (8 vs 2).
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Reviewed-by: Nuno Sá <nuno.sa@analog.com>
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
---
Changes in v2:
- Dropped redundant Changes section from commit body.
drivers/iio/adc/ad4080.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/drivers/iio/adc/ad4080.c b/drivers/iio/adc/ad4080.c
index 7cbbe284dea7..728df626f09e 100644
--- a/drivers/iio/adc/ad4080.c
+++ b/drivers/iio/adc/ad4080.c
@@ -130,6 +130,7 @@
#define AD4082_CHIP_ID 0x0052
#define AD4083_CHIP_ID 0x0053
#define AD4084_CHIP_ID 0x0054
+#define AD4085_CHIP_ID 0x0055
#define AD4086_CHIP_ID 0x0056
#define AD4087_CHIP_ID 0x0057
@@ -449,6 +450,8 @@ static const struct iio_chan_spec ad4083_channel = AD4080_CHANNEL_DEFINE(16, 16)
static const struct iio_chan_spec ad4084_channel = AD4080_CHANNEL_DEFINE(16, 16);
+static const struct iio_chan_spec ad4085_channel = AD4080_CHANNEL_DEFINE(16, 16);
+
static const struct iio_chan_spec ad4086_channel = AD4080_CHANNEL_DEFINE(14, 16);
static const struct iio_chan_spec ad4087_channel = AD4080_CHANNEL_DEFINE(14, 16);
@@ -503,6 +506,16 @@ static const struct ad4080_chip_info ad4084_chip_info = {
.lvds_cnv_clk_cnt_max = 2,
};
+static const struct ad4080_chip_info ad4085_chip_info = {
+ .name = "ad4085",
+ .product_id = AD4085_CHIP_ID,
+ .scale_table = ad4080_scale_table,
+ .num_scales = ARRAY_SIZE(ad4080_scale_table),
+ .num_channels = 1,
+ .channels = &ad4085_channel,
+ .lvds_cnv_clk_cnt_max = 8,
+};
+
static const struct ad4080_chip_info ad4086_chip_info = {
.name = "ad4086",
.product_id = AD4086_CHIP_ID,
@@ -682,6 +695,7 @@ static const struct spi_device_id ad4080_id[] = {
{ "ad4082", (kernel_ulong_t)&ad4082_chip_info },
{ "ad4083", (kernel_ulong_t)&ad4083_chip_info },
{ "ad4084", (kernel_ulong_t)&ad4084_chip_info },
+ { "ad4085", (kernel_ulong_t)&ad4085_chip_info },
{ "ad4086", (kernel_ulong_t)&ad4086_chip_info },
{ "ad4087", (kernel_ulong_t)&ad4087_chip_info },
{ }
@@ -694,6 +708,7 @@ static const struct of_device_id ad4080_of_match[] = {
{ .compatible = "adi,ad4082", &ad4082_chip_info },
{ .compatible = "adi,ad4083", &ad4083_chip_info },
{ .compatible = "adi,ad4084", &ad4084_chip_info },
+ { .compatible = "adi,ad4085", &ad4085_chip_info },
{ .compatible = "adi,ad4086", &ad4086_chip_info },
{ .compatible = "adi,ad4087", &ad4087_chip_info },
{ }
--
2.43.0