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path: root/drivers/iio/imu/adis16480.c
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Diffstat (limited to 'drivers/iio/imu/adis16480.c')
-rw-r--r--drivers/iio/imu/adis16480.c435
1 files changed, 417 insertions, 18 deletions
diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c
index a27fe208f3ae..ab137c1bbe7b 100644
--- a/drivers/iio/imu/adis16480.c
+++ b/drivers/iio/imu/adis16480.c
@@ -9,6 +9,9 @@
*
*/
+#include <linux/clk.h>
+#include <linux/bitfield.h>
+#include <linux/of_irq.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/mutex.h>
@@ -97,6 +100,12 @@
#define ADIS16480_REG_FIRM_DM ADIS16480_REG(0x03, 0x7A)
#define ADIS16480_REG_FIRM_Y ADIS16480_REG(0x03, 0x7C)
+/*
+ * External clock scaling in PPS mode.
+ * Available only for ADIS1649x devices
+ */
+#define ADIS16495_REG_SYNC_SCALE ADIS16480_REG(0x03, 0x10)
+
#define ADIS16480_REG_SERIAL_NUM ADIS16480_REG(0x04, 0x20)
/* Each filter coefficent bank spans two pages */
@@ -107,6 +116,20 @@
#define ADIS16480_FIR_COEF_C(x) ADIS16480_FIR_COEF(0x09, (x))
#define ADIS16480_FIR_COEF_D(x) ADIS16480_FIR_COEF(0x0B, (x))
+/* ADIS16480_REG_FNCTIO_CTRL */
+#define ADIS16480_DRDY_SEL_MSK GENMASK(1, 0)
+#define ADIS16480_DRDY_SEL(x) FIELD_PREP(ADIS16480_DRDY_SEL_MSK, x)
+#define ADIS16480_DRDY_POL_MSK BIT(2)
+#define ADIS16480_DRDY_POL(x) FIELD_PREP(ADIS16480_DRDY_POL_MSK, x)
+#define ADIS16480_DRDY_EN_MSK BIT(3)
+#define ADIS16480_DRDY_EN(x) FIELD_PREP(ADIS16480_DRDY_EN_MSK, x)
+#define ADIS16480_SYNC_SEL_MSK GENMASK(5, 4)
+#define ADIS16480_SYNC_SEL(x) FIELD_PREP(ADIS16480_SYNC_SEL_MSK, x)
+#define ADIS16480_SYNC_EN_MSK BIT(7)
+#define ADIS16480_SYNC_EN(x) FIELD_PREP(ADIS16480_SYNC_EN_MSK, x)
+#define ADIS16480_SYNC_MODE_MSK BIT(8)
+#define ADIS16480_SYNC_MODE(x) FIELD_PREP(ADIS16480_SYNC_MODE_MSK, x)
+
struct adis16480_chip_info {
unsigned int num_channels;
const struct iio_chan_spec *channels;
@@ -114,12 +137,40 @@ struct adis16480_chip_info {
unsigned int gyro_max_scale;
unsigned int accel_max_val;
unsigned int accel_max_scale;
+ unsigned int temp_scale;
+ unsigned int int_clk;
+ unsigned int max_dec_rate;
+ const unsigned int *filter_freqs;
+ bool has_pps_clk_mode;
+};
+
+enum adis16480_int_pin {
+ ADIS16480_PIN_DIO1,
+ ADIS16480_PIN_DIO2,
+ ADIS16480_PIN_DIO3,
+ ADIS16480_PIN_DIO4
+};
+
+enum adis16480_clock_mode {
+ ADIS16480_CLK_SYNC,
+ ADIS16480_CLK_PPS,
+ ADIS16480_CLK_INT
};
struct adis16480 {
const struct adis16480_chip_info *chip_info;
struct adis adis;
+ struct clk *ext_clk;
+ enum adis16480_clock_mode clk_mode;
+ unsigned int clk_freq;
+};
+
+static const char * const adis16480_int_pin_names[4] = {
+ [ADIS16480_PIN_DIO1] = "DIO1",
+ [ADIS16480_PIN_DIO2] = "DIO2",
+ [ADIS16480_PIN_DIO3] = "DIO3",
+ [ADIS16480_PIN_DIO4] = "DIO4",
};
#ifdef CONFIG_DEBUG_FS
@@ -268,20 +319,34 @@ static int adis16480_debugfs_init(struct iio_dev *indio_dev)
static int adis16480_set_freq(struct iio_dev *indio_dev, int val, int val2)
{
struct adis16480 *st = iio_priv(indio_dev);
- unsigned int t;
+ unsigned int t, reg;
t = val * 1000 + val2 / 1000;
if (t <= 0)
return -EINVAL;
- t = 2460000 / t;
- if (t > 2048)
- t = 2048;
+ /*
+ * When using PPS mode, the rate of data collection is equal to the
+ * product of the external clock frequency and the scale factor in the
+ * SYNC_SCALE register.
+ * When using sync mode, or internal clock, the output data rate is
+ * equal with the clock frequency divided by DEC_RATE + 1.
+ */
+ if (st->clk_mode == ADIS16480_CLK_PPS) {
+ t = t / st->clk_freq;
+ reg = ADIS16495_REG_SYNC_SCALE;
+ } else {
+ t = st->clk_freq / t;
+ reg = ADIS16480_REG_DEC_RATE;
+ }
+
+ if (t > st->chip_info->max_dec_rate)
+ t = st->chip_info->max_dec_rate;
- if (t != 0)
+ if ((t != 0) && (st->clk_mode != ADIS16480_CLK_PPS))
t--;
- return adis_write_reg_16(&st->adis, ADIS16480_REG_DEC_RATE, t);
+ return adis_write_reg_16(&st->adis, reg, t);
}
static int adis16480_get_freq(struct iio_dev *indio_dev, int *val, int *val2)
@@ -290,12 +355,29 @@ static int adis16480_get_freq(struct iio_dev *indio_dev, int *val, int *val2)
uint16_t t;
int ret;
unsigned freq;
+ unsigned int reg;
- ret = adis_read_reg_16(&st->adis, ADIS16480_REG_DEC_RATE, &t);
+ if (st->clk_mode == ADIS16480_CLK_PPS)
+ reg = ADIS16495_REG_SYNC_SCALE;
+ else
+ reg = ADIS16480_REG_DEC_RATE;
+
+ ret = adis_read_reg_16(&st->adis, reg, &t);
if (ret < 0)
return ret;
- freq = 2460000 / (t + 1);
+ /*
+ * When using PPS mode, the rate of data collection is equal to the
+ * product of the external clock frequency and the scale factor in the
+ * SYNC_SCALE register.
+ * When using sync mode, or internal clock, the output data rate is
+ * equal with the clock frequency divided by DEC_RATE + 1.
+ */
+ if (st->clk_mode == ADIS16480_CLK_PPS)
+ freq = st->clk_freq * t;
+ else
+ freq = st->clk_freq / (t + 1);
+
*val = freq / 1000;
*val2 = (freq % 1000) * 1000;
@@ -425,6 +507,13 @@ static const unsigned int adis16480_def_filter_freqs[] = {
63,
};
+static const unsigned int adis16495_def_filter_freqs[] = {
+ 300,
+ 100,
+ 300,
+ 100,
+};
+
static const unsigned int ad16480_filter_data[][2] = {
[ADIS16480_SCAN_GYRO_X] = { ADIS16480_REG_FILTER_BNK0, 0 },
[ADIS16480_SCAN_GYRO_Y] = { ADIS16480_REG_FILTER_BNK0, 3 },
@@ -456,7 +545,7 @@ static int adis16480_get_filter_freq(struct iio_dev *indio_dev,
if (!(val & enable_mask))
*freq = 0;
else
- *freq = adis16480_def_filter_freqs[(val >> offset) & 0x3];
+ *freq = st->chip_info->filter_freqs[(val >> offset) & 0x3];
return IIO_VAL_INT;
}
@@ -483,10 +572,10 @@ static int adis16480_set_filter_freq(struct iio_dev *indio_dev,
val &= ~enable_mask;
} else {
best_freq = 0;
- best_diff = 310;
+ best_diff = st->chip_info->filter_freqs[0];
for (i = 0; i < ARRAY_SIZE(adis16480_def_filter_freqs); i++) {
- if (adis16480_def_filter_freqs[i] >= freq) {
- diff = adis16480_def_filter_freqs[i] - freq;
+ if (st->chip_info->filter_freqs[i] >= freq) {
+ diff = st->chip_info->filter_freqs[i] - freq;
if (diff < best_diff) {
best_diff = diff;
best_freq = i;
@@ -506,6 +595,7 @@ static int adis16480_read_raw(struct iio_dev *indio_dev,
const struct iio_chan_spec *chan, int *val, int *val2, long info)
{
struct adis16480 *st = iio_priv(indio_dev);
+ unsigned int temp;
switch (info) {
case IIO_CHAN_INFO_RAW:
@@ -525,8 +615,13 @@ static int adis16480_read_raw(struct iio_dev *indio_dev,
*val2 = 100; /* 0.0001 gauss */
return IIO_VAL_INT_PLUS_MICRO;
case IIO_TEMP:
- *val = 5;
- *val2 = 650000; /* 5.65 milli degree Celsius */
+ /*
+ * +85 degrees Celsius = temp_max_scale
+ * +25 degrees Celsius = 0
+ * LSB, 25 degrees Celsius = 60 / temp_max_scale
+ */
+ *val = st->chip_info->temp_scale / 1000;
+ *val2 = (st->chip_info->temp_scale % 1000) * 1000;
return IIO_VAL_INT_PLUS_MICRO;
case IIO_PRESSURE:
*val = 0;
@@ -537,7 +632,8 @@ static int adis16480_read_raw(struct iio_dev *indio_dev,
}
case IIO_CHAN_INFO_OFFSET:
/* Only the temperature channel has a offset */
- *val = 4425; /* 25 degree Celsius = 0x0000 */
+ temp = 25 * 1000000LL; /* 25 degree Celsius = 0x0000 */
+ *val = DIV_ROUND_CLOSEST_ULL(temp, st->chip_info->temp_scale);
return IIO_VAL_INT;
case IIO_CHAN_INFO_CALIBBIAS:
return adis16480_get_calibbias(indio_dev, chan, val);
@@ -678,6 +774,12 @@ enum adis16480_variant {
ADIS16480,
ADIS16485,
ADIS16488,
+ ADIS16495_1,
+ ADIS16495_2,
+ ADIS16495_3,
+ ADIS16497_1,
+ ADIS16497_2,
+ ADIS16497_3,
};
static const struct adis16480_chip_info adis16480_chip_info[] = {
@@ -693,6 +795,10 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.gyro_max_scale = 300,
.accel_max_val = IIO_M_S_2_TO_G(21973),
.accel_max_scale = 18,
+ .temp_scale = 5650, /* 5.65 milli degree Celsius */
+ .int_clk = 2460000,
+ .max_dec_rate = 2048,
+ .filter_freqs = adis16480_def_filter_freqs,
},
[ADIS16480] = {
.channels = adis16480_channels,
@@ -701,6 +807,10 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.gyro_max_scale = 450,
.accel_max_val = IIO_M_S_2_TO_G(12500),
.accel_max_scale = 10,
+ .temp_scale = 5650, /* 5.65 milli degree Celsius */
+ .int_clk = 2460000,
+ .max_dec_rate = 2048,
+ .filter_freqs = adis16480_def_filter_freqs,
},
[ADIS16485] = {
.channels = adis16485_channels,
@@ -709,6 +819,10 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.gyro_max_scale = 450,
.accel_max_val = IIO_M_S_2_TO_G(20000),
.accel_max_scale = 5,
+ .temp_scale = 5650, /* 5.65 milli degree Celsius */
+ .int_clk = 2460000,
+ .max_dec_rate = 2048,
+ .filter_freqs = adis16480_def_filter_freqs,
},
[ADIS16488] = {
.channels = adis16480_channels,
@@ -717,6 +831,88 @@ static const struct adis16480_chip_info adis16480_chip_info[] = {
.gyro_max_scale = 450,
.accel_max_val = IIO_M_S_2_TO_G(22500),
.accel_max_scale = 18,
+ .temp_scale = 5650, /* 5.65 milli degree Celsius */
+ .int_clk = 2460000,
+ .max_dec_rate = 2048,
+ .filter_freqs = adis16480_def_filter_freqs,
+ },
+ [ADIS16495_1] = {
+ .channels = adis16485_channels,
+ .num_channels = ARRAY_SIZE(adis16485_channels),
+ .gyro_max_val = IIO_RAD_TO_DEGREE(20000),
+ .gyro_max_scale = 125,
+ .accel_max_val = IIO_M_S_2_TO_G(32000),
+ .accel_max_scale = 8,
+ .temp_scale = 12500, /* 12.5 milli degree Celsius */
+ .int_clk = 4250000,
+ .max_dec_rate = 4250,
+ .filter_freqs = adis16495_def_filter_freqs,
+ .has_pps_clk_mode = true,
+ },
+ [ADIS16495_2] = {
+ .channels = adis16485_channels,
+ .num_channels = ARRAY_SIZE(adis16485_channels),
+ .gyro_max_val = IIO_RAD_TO_DEGREE(18000),
+ .gyro_max_scale = 450,
+ .accel_max_val = IIO_M_S_2_TO_G(32000),
+ .accel_max_scale = 8,
+ .temp_scale = 12500, /* 12.5 milli degree Celsius */
+ .int_clk = 4250000,
+ .max_dec_rate = 4250,
+ .filter_freqs = adis16495_def_filter_freqs,
+ .has_pps_clk_mode = true,
+ },
+ [ADIS16495_3] = {
+ .channels = adis16485_channels,
+ .num_channels = ARRAY_SIZE(adis16485_channels),
+ .gyro_max_val = IIO_RAD_TO_DEGREE(20000),
+ .gyro_max_scale = 2000,
+ .accel_max_val = IIO_M_S_2_TO_G(32000),
+ .accel_max_scale = 8,
+ .temp_scale = 12500, /* 12.5 milli degree Celsius */
+ .int_clk = 4250000,
+ .max_dec_rate = 4250,
+ .filter_freqs = adis16495_def_filter_freqs,
+ .has_pps_clk_mode = true,
+ },
+ [ADIS16497_1] = {
+ .channels = adis16485_channels,
+ .num_channels = ARRAY_SIZE(adis16485_channels),
+ .gyro_max_val = IIO_RAD_TO_DEGREE(20000),
+ .gyro_max_scale = 125,
+ .accel_max_val = IIO_M_S_2_TO_G(32000),
+ .accel_max_scale = 40,
+ .temp_scale = 12500, /* 12.5 milli degree Celsius */
+ .int_clk = 4250000,
+ .max_dec_rate = 4250,
+ .filter_freqs = adis16495_def_filter_freqs,
+ .has_pps_clk_mode = true,
+ },
+ [ADIS16497_2] = {
+ .channels = adis16485_channels,
+ .num_channels = ARRAY_SIZE(adis16485_channels),
+ .gyro_max_val = IIO_RAD_TO_DEGREE(18000),
+ .gyro_max_scale = 450,
+ .accel_max_val = IIO_M_S_2_TO_G(32000),
+ .accel_max_scale = 40,
+ .temp_scale = 12500, /* 12.5 milli degree Celsius */
+ .int_clk = 4250000,
+ .max_dec_rate = 4250,
+ .filter_freqs = adis16495_def_filter_freqs,
+ .has_pps_clk_mode = true,
+ },
+ [ADIS16497_3] = {
+ .channels = adis16485_channels,
+ .num_channels = ARRAY_SIZE(adis16485_channels),
+ .gyro_max_val = IIO_RAD_TO_DEGREE(20000),
+ .gyro_max_scale = 2000,
+ .accel_max_val = IIO_M_S_2_TO_G(32000),
+ .accel_max_scale = 40,
+ .temp_scale = 12500, /* 12.5 milli degree Celsius */
+ .int_clk = 4250000,
+ .max_dec_rate = 4250,
+ .filter_freqs = adis16495_def_filter_freqs,
+ .has_pps_clk_mode = true,
},
};
@@ -741,8 +937,17 @@ static int adis16480_stop_device(struct iio_dev *indio_dev)
static int adis16480_enable_irq(struct adis *adis, bool enable)
{
- return adis_write_reg_16(adis, ADIS16480_REG_FNCTIO_CTRL,
- enable ? BIT(3) : 0);
+ uint16_t val;
+ int ret;
+
+ ret = adis_read_reg_16(adis, ADIS16480_REG_FNCTIO_CTRL, &val);
+ if (ret < 0)
+ return ret;
+
+ val &= ~ADIS16480_DRDY_EN_MSK;
+ val |= ADIS16480_DRDY_EN(enable);
+
+ return adis_write_reg_16(adis, ADIS16480_REG_FNCTIO_CTRL, val);
}
static int adis16480_initial_setup(struct iio_dev *indio_dev)
@@ -826,6 +1031,156 @@ static const struct adis_data adis16480_data = {
.enable_irq = adis16480_enable_irq,
};
+static int adis16480_config_irq_pin(struct device_node *of_node,
+ struct adis16480 *st)
+{
+ struct irq_data *desc;
+ enum adis16480_int_pin pin;
+ unsigned int irq_type;
+ uint16_t val;
+ int i, irq = 0;
+
+ desc = irq_get_irq_data(st->adis.spi->irq);
+ if (!desc) {
+ dev_err(&st->adis.spi->dev, "Could not find IRQ %d\n", irq);
+ return -EINVAL;
+ }
+
+ /* Disable data ready since the default after reset is on */
+ val = ADIS16480_DRDY_EN(0);
+
+ /*
+ * Get the interrupt from the devicetre by reading the interrupt-names
+ * property. If it is not specified, use DIO1 pin as default.
+ * According to the datasheet, the factory default assigns DIO2 as data
+ * ready signal. However, in the previous versions of the driver, DIO1
+ * pin was used. So, we should leave it as is since some devices might
+ * be expecting the interrupt on the wrong physical pin.
+ */
+ pin = ADIS16480_PIN_DIO1;
+ for (i = 0; i < ARRAY_SIZE(adis16480_int_pin_names); i++) {
+ irq = of_irq_get_byname(of_node, adis16480_int_pin_names[i]);
+ if (irq > 0) {
+ pin = i;
+ break;
+ }
+ }
+
+ val |= ADIS16480_DRDY_SEL(pin);
+
+ /*
+ * Get the interrupt line behaviour. The data ready polarity can be
+ * configured as positive or negative, corresponding to
+ * IRQF_TRIGGER_RISING or IRQF_TRIGGER_FALLING respectively.
+ */
+ irq_type = irqd_get_trigger_type(desc);
+ if (irq_type == IRQF_TRIGGER_RISING) { /* Default */
+ val |= ADIS16480_DRDY_POL(1);
+ } else if (irq_type == IRQF_TRIGGER_FALLING) {
+ val |= ADIS16480_DRDY_POL(0);
+ } else {
+ dev_err(&st->adis.spi->dev,
+ "Invalid interrupt type 0x%x specified\n", irq_type);
+ return -EINVAL;
+ }
+ /* Write the data ready configuration to the FNCTIO_CTRL register */
+ return adis_write_reg_16(&st->adis, ADIS16480_REG_FNCTIO_CTRL, val);
+}
+
+static int adis16480_of_get_ext_clk_pin(struct adis16480 *st,
+ struct device_node *of_node)
+{
+ const char *ext_clk_pin;
+ enum adis16480_int_pin pin;
+ int i;
+
+ pin = ADIS16480_PIN_DIO2;
+ if (of_property_read_string(of_node, "adi,ext-clk-pin", &ext_clk_pin))
+ goto clk_input_not_found;
+
+ for (i = 0; i < ARRAY_SIZE(adis16480_int_pin_names); i++) {
+ if (strcasecmp(ext_clk_pin, adis16480_int_pin_names[i]) == 0)
+ return i;
+ }
+
+clk_input_not_found:
+ dev_info(&st->adis.spi->dev,
+ "clk input line not specified, using DIO2\n");
+ return pin;
+}
+
+static int adis16480_ext_clk_config(struct adis16480 *st,
+ struct device_node *of_node,
+ bool enable)
+{
+ unsigned int mode, mask;
+ enum adis16480_int_pin pin;
+ uint16_t val;
+ int ret;
+
+ ret = adis_read_reg_16(&st->adis, ADIS16480_REG_FNCTIO_CTRL, &val);
+ if (ret < 0)
+ return ret;
+
+ pin = adis16480_of_get_ext_clk_pin(st, of_node);
+ /*
+ * Each DIOx pin supports only one function at a time. When a single pin
+ * has two assignments, the enable bit for a lower priority function
+ * automatically resets to zero (disabling the lower priority function).
+ */
+ if (pin == ADIS16480_DRDY_SEL(val))
+ dev_warn(&st->adis.spi->dev,
+ "DIO%x pin supports only one function at a time\n",
+ pin + 1);
+
+ mode = ADIS16480_SYNC_EN(enable) | ADIS16480_SYNC_SEL(pin);
+ mask = ADIS16480_SYNC_EN_MSK | ADIS16480_SYNC_SEL_MSK;
+ /* Only ADIS1649x devices support pps ext clock mode */
+ if (st->chip_info->has_pps_clk_mode) {
+ mode |= ADIS16480_SYNC_MODE(st->clk_mode);
+ mask |= ADIS16480_SYNC_MODE_MSK;
+ }
+
+ val &= ~mask;
+ val |= mode;
+
+ ret = adis_write_reg_16(&st->adis, ADIS16480_REG_FNCTIO_CTRL, val);
+ if (ret < 0)
+ return ret;
+
+ return clk_prepare_enable(st->ext_clk);
+}
+
+static int adis16480_get_ext_clocks(struct adis16480 *st)
+{
+ st->clk_mode = ADIS16480_CLK_INT;
+ st->ext_clk = devm_clk_get(&st->adis.spi->dev, "sync");
+ if (!IS_ERR_OR_NULL(st->ext_clk)) {
+ st->clk_mode = ADIS16480_CLK_SYNC;
+ return 0;
+ }
+
+ if (PTR_ERR(st->ext_clk) != -ENOENT) {
+ dev_err(&st->adis.spi->dev, "failed to get ext clk\n");
+ return PTR_ERR(st->ext_clk);
+ }
+
+ if (st->chip_info->has_pps_clk_mode) {
+ st->ext_clk = devm_clk_get(&st->adis.spi->dev, "pps");
+ if (!IS_ERR_OR_NULL(st->ext_clk)) {
+ st->clk_mode = ADIS16480_CLK_PPS;
+ return 0;
+ }
+
+ if (PTR_ERR(st->ext_clk) != -ENOENT) {
+ dev_err(&st->adis.spi->dev, "failed to get ext clk\n");
+ return PTR_ERR(st->ext_clk);
+ }
+ }
+
+ return 0;
+}
+
static int adis16480_probe(struct spi_device *spi)
{
const struct spi_device_id *id = spi_get_device_id(spi);
@@ -853,10 +1208,29 @@ static int adis16480_probe(struct spi_device *spi)
if (ret)
return ret;
- ret = adis_setup_buffer_and_trigger(&st->adis, indio_dev, NULL);
+ ret = adis16480_config_irq_pin(spi->dev.of_node, st);
+ if (ret)
+ return ret;
+
+ ret = adis16480_get_ext_clocks(st);
if (ret)
return ret;
+ if (!IS_ERR_OR_NULL(st->ext_clk)) {
+ ret = adis16480_ext_clk_config(st, spi->dev.of_node, true);
+ if (ret)
+ return ret;
+
+ st->clk_freq = clk_get_rate(st->ext_clk);
+ st->clk_freq *= 1000; /* micro */
+ } else {
+ st->clk_freq = st->chip_info->int_clk;
+ }
+
+ ret = adis_setup_buffer_and_trigger(&st->adis, indio_dev, NULL);
+ if (ret)
+ goto error_clk_disable_unprepare;
+
ret = adis16480_initial_setup(indio_dev);
if (ret)
goto error_cleanup_buffer;
@@ -873,6 +1247,8 @@ error_stop_device:
adis16480_stop_device(indio_dev);
error_cleanup_buffer:
adis_cleanup_buffer_and_trigger(&st->adis, indio_dev);
+error_clk_disable_unprepare:
+ clk_disable_unprepare(st->ext_clk);
return ret;
}
@@ -885,6 +1261,7 @@ static int adis16480_remove(struct spi_device *spi)
adis16480_stop_device(indio_dev);
adis_cleanup_buffer_and_trigger(&st->adis, indio_dev);
+ clk_disable_unprepare(st->ext_clk);
return 0;
}
@@ -894,13 +1271,35 @@ static const struct spi_device_id adis16480_ids[] = {
{ "adis16480", ADIS16480 },
{ "adis16485", ADIS16485 },
{ "adis16488", ADIS16488 },
+ { "adis16495-1", ADIS16495_1 },
+ { "adis16495-2", ADIS16495_2 },
+ { "adis16495-3", ADIS16495_3 },
+ { "adis16497-1", ADIS16497_1 },
+ { "adis16497-2", ADIS16497_2 },
+ { "adis16497-3", ADIS16497_3 },
{ }
};
MODULE_DEVICE_TABLE(spi, adis16480_ids);
+static const struct of_device_id adis16480_of_match[] = {
+ { .compatible = "adi,adis16375" },
+ { .compatible = "adi,adis16480" },
+ { .compatible = "adi,adis16485" },
+ { .compatible = "adi,adis16488" },
+ { .compatible = "adi,adis16495-1" },
+ { .compatible = "adi,adis16495-2" },
+ { .compatible = "adi,adis16495-3" },
+ { .compatible = "adi,adis16497-1" },
+ { .compatible = "adi,adis16497-2" },
+ { .compatible = "adi,adis16497-3" },
+ { },
+};
+MODULE_DEVICE_TABLE(of, adis16480_of_match);
+
static struct spi_driver adis16480_driver = {
.driver = {
.name = "adis16480",
+ .of_match_table = adis16480_of_match,
},
.id_table = adis16480_ids,
.probe = adis16480_probe,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.