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Searched refs:adc (Results 1 – 25 of 459) sorted by relevance

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/linux/drivers/iio/adc/
H A Dti-adc12138.c128 static int adc12138_mode_programming(struct adc12138 *adc, u8 mode, in adc12138_mode_programming() argument
132 .tx_buf = adc->tx_buf, in adc12138_mode_programming()
133 .rx_buf = adc->rx_buf, in adc12138_mode_programming()
139 if (adc->id != adc12138) in adc12138_mode_programming()
142 adc->tx_buf[0] = mode; in adc12138_mode_programming()
144 ret = spi_sync_transfer(adc->spi, &xfer, 1); in adc12138_mode_programming()
148 memcpy(rx_buf, adc->rx_buf, len); in adc12138_mode_programming()
153 static int adc12138_read_status(struct adc12138 *adc) in adc12138_read_status() argument
158 ret = adc12138_mode_programming(adc, ADC12138_MODE_READ_STATUS, in adc12138_read_status()
166 static int __adc12138_start_conv(struct adc12138 *adc, in __adc12138_start_conv() argument
[all …]
H A Dstm32-dfsdm-adc.c318 struct stm32_dfsdm_adc *adc = iio_priv(indio_dev); in stm32_dfsdm_compute_all_osrs() local
319 struct stm32_dfsdm_filter *fl = &adc->dfsdm->fl_list[adc->fl_id]; in stm32_dfsdm_compute_all_osrs()
339 struct stm32_dfsdm_adc *adc = iio_priv(indio_dev); in stm32_dfsdm_start_channel() local
340 struct regmap *regmap = adc->dfsdm->regmap; in stm32_dfsdm_start_channel()
345 for_each_set_bit(bit, &adc->smask, sizeof(adc->smask) * BITS_PER_BYTE) { in stm32_dfsdm_start_channel()
359 struct stm32_dfsdm_adc *adc = iio_priv(indio_dev); in stm32_dfsdm_stop_channel() local
360 struct regmap *regmap = adc->dfsdm->regmap; in stm32_dfsdm_stop_channel()
364 for_each_set_bit(bit, &adc->smask, sizeof(adc->smask) * BITS_PER_BYTE) { in stm32_dfsdm_stop_channel()
394 static int stm32_dfsdm_start_filter(struct stm32_dfsdm_adc *adc, in stm32_dfsdm_start_filter() argument
398 struct stm32_dfsdm *dfsdm = adc->dfsdm; in stm32_dfsdm_start_filter()
[all …]
H A Dmcp3911.c106 int (*config)(struct mcp3911 *adc, bool external_vref);
107 int (*get_osr)(struct mcp3911 *adc, u32 *val);
108 int (*set_osr)(struct mcp3911 *adc, u32 val);
109 int (*enable_offset)(struct mcp3911 *adc, bool enable);
110 int (*get_offset)(struct mcp3911 *adc, int channel, int *val);
111 int (*set_offset)(struct mcp3911 *adc, int channel, int val);
112 int (*set_scale)(struct mcp3911 *adc, int channel, u32 val);
132 static int mcp3911_read(struct mcp3911 *adc, u8 reg, u32 *val, u8 len) in mcp3911_read() argument
136 reg = MCP3911_REG_READ(reg, adc->dev_addr); in mcp3911_read()
137 ret = spi_write_then_read(adc in mcp3911_read()
148 mcp3911_write(struct mcp3911 * adc,u8 reg,u32 val,u8 len) mcp3911_write() argument
159 mcp3911_update(struct mcp3911 * adc,u8 reg,u32 mask,u32 val,u8 len) mcp3911_update() argument
173 mcp3910_enable_offset(struct mcp3911 * adc,bool enable) mcp3910_enable_offset() argument
181 mcp3910_get_offset(struct mcp3911 * adc,int channel,int * val) mcp3910_get_offset() argument
186 mcp3910_set_offset(struct mcp3911 * adc,int channel,int val) mcp3910_set_offset() argument
197 mcp3911_enable_offset(struct mcp3911 * adc,bool enable) mcp3911_enable_offset() argument
205 mcp3911_get_offset(struct mcp3911 * adc,int channel,int * val) mcp3911_get_offset() argument
210 mcp3911_set_offset(struct mcp3911 * adc,int channel,int val) mcp3911_set_offset() argument
221 mcp3910_get_osr(struct mcp3911 * adc,u32 * val) mcp3910_get_osr() argument
235 mcp3910_set_osr(struct mcp3911 * adc,u32 val) mcp3910_set_osr() argument
243 mcp3911_set_osr(struct mcp3911 * adc,u32 val) mcp3911_set_osr() argument
251 mcp3911_get_osr(struct mcp3911 * adc,u32 * val) mcp3911_get_osr() argument
265 mcp3910_set_scale(struct mcp3911 * adc,int channel,u32 val) mcp3910_set_scale() argument
272 mcp3911_set_scale(struct mcp3911 * adc,int channel,u32 val) mcp3911_set_scale() argument
318 struct mcp3911 *adc = iio_priv(indio_dev); mcp3911_read_raw() local
356 struct mcp3911 *adc = iio_priv(indio_dev); mcp3911_write_raw() local
490 struct mcp3911 *adc = iio_priv(indio_dev); mcp3911_trigger_handler() local
534 mcp3911_config(struct mcp3911 * adc,bool external_vref) mcp3911_config() argument
600 mcp3910_config(struct mcp3911 * adc,bool external_vref) mcp3910_config() argument
669 struct mcp3911 *adc = iio_trigger_get_drvdata(trig); mcp3911_set_trigger_state() local
688 struct mcp3911 *adc; mcp3911_probe() local
[all...]
H A Dingenic-adc.c102 int (*init_clk_div)(struct device *dev, struct ingenic_adc *adc);
116 struct ingenic_adc *adc = iio_priv(iio_dev); in ingenic_adc_set_adcmd() local
118 mutex_lock(&adc->lock); in ingenic_adc_set_adcmd()
121 readl(adc->base + JZ_ADC_REG_ADCMD); in ingenic_adc_set_adcmd()
128 adc->base + JZ_ADC_REG_ADCMD); in ingenic_adc_set_adcmd()
134 adc->base + JZ_ADC_REG_ADCMD); in ingenic_adc_set_adcmd()
142 adc->base + JZ_ADC_REG_ADCMD); in ingenic_adc_set_adcmd()
148 adc->base + JZ_ADC_REG_ADCMD); in ingenic_adc_set_adcmd()
155 adc->base + JZ_ADC_REG_ADCMD); in ingenic_adc_set_adcmd()
160 adc->base + JZ_ADC_REG_ADCMD); in ingenic_adc_set_adcmd()
[all …]
H A Dmcp320x.c120 static int mcp320x_adc_conversion(struct mcp320x *adc, u8 channel, in mcp320x_adc_conversion() argument
125 if (adc->chip_info->conv_time) { in mcp320x_adc_conversion()
126 ret = spi_sync(adc->spi, &adc->start_conv_msg); in mcp320x_adc_conversion()
130 usleep_range(adc->chip_info->conv_time, in mcp320x_adc_conversion()
131 adc->chip_info->conv_time + 100); in mcp320x_adc_conversion()
134 memset(&adc->rx_buf, 0, sizeof(adc->rx_buf)); in mcp320x_adc_conversion()
135 if (adc->chip_info->num_channels > 1) in mcp320x_adc_conversion()
136 adc->tx_buf = mcp320x_channel_to_tx_data(device_index, channel, in mcp320x_adc_conversion()
139 ret = spi_sync(adc->spi, &adc->msg); in mcp320x_adc_conversion()
145 *val = (adc->rx_buf[0] << 5 | adc->rx_buf[1] >> 3); in mcp320x_adc_conversion()
[all …]
H A Dmcp3564.c400 static int mcp3564_read_8bits(struct mcp3564_state *adc, u8 reg, u8 *val) in mcp3564_read_8bits() argument
406 tx_buf = mcp3564_cmd_read(adc->dev_addr, reg); in mcp3564_read_8bits()
408 ret = spi_write_then_read(adc->spi, &tx_buf, sizeof(tx_buf), in mcp3564_read_8bits()
415 static int mcp3564_read_16bits(struct mcp3564_state *adc, u8 reg, u16 *val) in mcp3564_read_16bits() argument
421 tx_buf = mcp3564_cmd_read(adc->dev_addr, reg); in mcp3564_read_16bits()
423 ret = spi_write_then_read(adc->spi, &tx_buf, sizeof(tx_buf), in mcp3564_read_16bits()
430 static int mcp3564_read_32bits(struct mcp3564_state *adc, u8 reg, u32 *val) in mcp3564_read_32bits() argument
436 tx_buf = mcp3564_cmd_read(adc->dev_addr, reg); in mcp3564_read_32bits()
438 ret = spi_write_then_read(adc->spi, &tx_buf, sizeof(tx_buf), in mcp3564_read_32bits()
445 static int mcp3564_write_8bits(struct mcp3564_state *adc, u8 reg, u8 val) in mcp3564_write_8bits() argument
[all …]
H A Dti-adc0832.c120 static int adc0831_adc_conversion(struct adc0832 *adc) in adc0831_adc_conversion() argument
122 struct spi_device *spi = adc->spi; in adc0831_adc_conversion()
125 ret = spi_read(spi, &adc->rx_buf, 2); in adc0831_adc_conversion()
132 return (adc->rx_buf[0] << 2 & 0xff) | (adc->rx_buf[1] >> 6); in adc0831_adc_conversion()
135 static int adc0832_adc_conversion(struct adc0832 *adc, int channel, in adc0832_adc_conversion() argument
138 struct spi_device *spi = adc->spi; in adc0832_adc_conversion()
140 .tx_buf = adc->tx_buf, in adc0832_adc_conversion()
141 .rx_buf = adc->rx_buf, in adc0832_adc_conversion()
146 if (!adc->mux_bits) in adc0832_adc_conversion()
147 return adc0831_adc_conversion(adc); in adc0832_adc_conversion()
[all …]
H A Dti-adc084s021.c70 * @adc: The ADC SPI data.
73 static int adc084s021_adc_conversion(struct adc084s021 *adc, __be16 *data) in adc084s021_adc_conversion() argument
75 int n_words = (adc->spi_trans.len >> 1) - 1; /* Discard first word */ in adc084s021_adc_conversion()
79 ret = spi_sync(adc->spi, &adc->message); in adc084s021_adc_conversion()
84 *(data + i) = adc->rx_buf[i + 1]; in adc084s021_adc_conversion()
93 struct adc084s021 *adc = iio_priv(indio_dev); in adc084s021_read_raw() local
103 ret = regulator_enable(adc->reg); in adc084s021_read_raw()
109 adc->tx_buf[0] = channel->channel << 3; in adc084s021_read_raw()
110 ret = adc084s021_adc_conversion(adc, in adc084s021_read_raw()
148 struct adc084s021 *adc = iio_priv(indio_dev); adc084s021_buffer_trigger_handler() local
165 struct adc084s021 *adc = iio_priv(indio_dev); adc084s021_buffer_preenable() local
181 struct adc084s021 *adc = iio_priv(indio_dev); adc084s021_buffer_postdisable() local
200 struct adc084s021 *adc; adc084s021_probe() local
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H A Dlpc18xx_adc.c69 static int lpc18xx_adc_read_chan(struct lpc18xx_adc *adc, unsigned int ch) in lpc18xx_adc_read_chan() argument
74 reg = adc->cr_reg | BIT(ch) | LPC18XX_ADC_CR_START_NOW; in lpc18xx_adc_read_chan()
75 writel(reg, adc->base + LPC18XX_ADC_CR); in lpc18xx_adc_read_chan()
77 ret = readl_poll_timeout(adc->base + LPC18XX_ADC_GDR, reg, in lpc18xx_adc_read_chan()
80 dev_warn(adc->dev, "adc read timed out\n"); in lpc18xx_adc_read_chan()
91 struct lpc18xx_adc *adc = iio_priv(indio_dev); in lpc18xx_adc_read_raw() local
95 mutex_lock(&adc->lock); in lpc18xx_adc_read_raw()
96 *val = lpc18xx_adc_read_chan(adc, chan->channel); in lpc18xx_adc_read_raw()
97 mutex_unlock(&adc->lock); in lpc18xx_adc_read_raw()
104 *val = regulator_get_voltage(adc->vref) / 1000; in lpc18xx_adc_read_raw()
[all …]
H A Dmax1241.c41 static int max1241_read(struct max1241 *adc) in max1241_read() argument
57 .rx_buf = &adc->data, in max1241_read()
62 return spi_sync_transfer(adc->spi, xfers, ARRAY_SIZE(xfers)); in max1241_read()
70 struct max1241 *adc = iio_priv(indio_dev); in max1241_read_raw() local
74 mutex_lock(&adc->lock); in max1241_read_raw()
76 if (adc->shutdown) { in max1241_read_raw()
77 gpiod_set_value(adc->shutdown, 0); in max1241_read_raw()
79 ret = max1241_read(adc); in max1241_read_raw()
80 gpiod_set_value(adc->shutdown, 1); in max1241_read_raw()
82 ret = max1241_read(adc); in max1241_read_raw()
[all …]
H A Dti-ads8344.c76 static int ads8344_adc_conversion(struct ads8344 *adc, int channel, in ads8344_adc_conversion() argument
79 struct spi_device *spi = adc->spi; in ads8344_adc_conversion()
82 adc->tx_buf = ADS8344_START; in ads8344_adc_conversion()
84 adc->tx_buf |= ADS8344_SINGLE_END; in ads8344_adc_conversion()
85 adc->tx_buf |= ADS8344_CHANNEL(channel); in ads8344_adc_conversion()
86 adc->tx_buf |= ADS8344_CLOCK_INTERNAL; in ads8344_adc_conversion()
88 ret = spi_write(spi, &adc->tx_buf, 1); in ads8344_adc_conversion()
94 ret = spi_read(spi, adc->rx_buf, sizeof(adc->rx_buf)); in ads8344_adc_conversion()
98 return adc->rx_buf[0] << 9 | adc->rx_buf[1] << 1 | adc->rx_buf[2] >> 7; in ads8344_adc_conversion()
105 struct ads8344 *adc = iio_priv(iio); in ads8344_read_raw() local
[all …]
H A Dmcp3422.c95 static int mcp3422_update_config(struct mcp3422 *adc, u8 newconfig) in mcp3422_update_config() argument
99 ret = i2c_master_send(adc->i2c, &newconfig, 1); in mcp3422_update_config()
101 adc->config = newconfig; in mcp3422_update_config()
108 static int mcp3422_read(struct mcp3422 *adc, int *value, u8 *config) in mcp3422_read() argument
111 u8 sample_rate = MCP3422_SAMPLE_RATE(adc->config); in mcp3422_read()
116 ret = i2c_master_recv(adc->i2c, buf, 4); in mcp3422_read()
120 ret = i2c_master_recv(adc->i2c, buf, 3); in mcp3422_read()
130 static int mcp3422_read_channel(struct mcp3422 *adc, in mcp3422_read_channel() argument
137 mutex_lock(&adc->lock); in mcp3422_read_channel()
139 if (req_channel != MCP3422_CHANNEL(adc->config)) { in mcp3422_read_channel()
[all …]
H A Dmax1118.c71 struct max1118 *adc = iio_priv(indio_dev); in max1118_read() local
98 .rx_buf = &adc->data, in max1118_read()
105 ret = spi_sync_transfer(adc->spi, xfers + 1, 2); in max1118_read()
107 ret = spi_sync_transfer(adc->spi, xfers, 3); in max1118_read()
112 return adc->data; in max1118_read()
117 struct max1118 *adc = iio_priv(indio_dev); in max1118_get_vref_mV() local
118 const struct spi_device_id *id = spi_get_device_id(adc->spi); in max1118_get_vref_mV()
127 vref_uV = regulator_get_voltage(adc->reg); in max1118_get_vref_mV()
140 struct max1118 *adc = iio_priv(indio_dev); in max1118_read_raw() local
144 mutex_lock(&adc in max1118_read_raw()
171 struct max1118 *adc = iio_priv(indio_dev); max1118_trigger_handler() local
209 struct max1118 *adc; max1118_probe() local
[all...]
H A Dti-adc128s052.c34 static int adc128_adc_conversion(struct adc128 *adc, u8 channel) in adc128_adc_conversion() argument
38 mutex_lock(&adc->lock); in adc128_adc_conversion()
40 adc->buffer[0] = channel << 3; in adc128_adc_conversion()
41 adc->buffer[1] = 0; in adc128_adc_conversion()
43 ret = spi_write(adc->spi, &adc->buffer, 2); in adc128_adc_conversion()
45 mutex_unlock(&adc->lock); in adc128_adc_conversion()
49 ret = spi_read(adc->spi, &adc->buffer, 2); in adc128_adc_conversion()
51 mutex_unlock(&adc->lock); in adc128_adc_conversion()
56 return ((adc->buffer[0] << 8 | adc->buffer[1]) & 0xFFF); in adc128_adc_conversion()
63 struct adc128 *adc = iio_priv(indio_dev); in adc128_read_raw() local
[all …]
H A Dti-adc081c.c50 struct adc081c *adc = iio_priv(iio); in adc081c_read_raw() local
55 err = i2c_smbus_read_word_swapped(adc->i2c, REG_CONV_RES); in adc081c_read_raw()
59 *value = (err & 0xFFF) >> (12 - adc->bits); in adc081c_read_raw()
63 err = regulator_get_voltage(adc->ref); in adc081c_read_raw()
68 *shift = adc->bits; in adc081c_read_raw()
158 struct adc081c *adc; in adc081c_probe() local
167 iio = devm_iio_device_alloc(&client->dev, sizeof(*adc)); in adc081c_probe()
171 adc = iio_priv(iio); in adc081c_probe()
172 adc->i2c = client; in adc081c_probe()
173 adc in adc081c_probe()
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H A Dmen_z188_adc.c53 struct z188_adc *adc = iio_priv(iio_dev); in z188_iio_read_raw() local
59 tmp = readw(adc->base + chan->channel * 4); in z188_iio_read_raw()
103 struct z188_adc *adc; in men_z188_probe() local
112 adc = iio_priv(indio_dev); in men_z188_probe()
123 adc->base = ioremap(mem->start, resource_size(mem)); in men_z188_probe()
124 if (adc->base == NULL) in men_z188_probe()
127 men_z188_config_channels(adc->base); in men_z188_probe()
129 adc->mem = mem; in men_z188_probe()
139 iounmap(adc->base); in men_z188_probe()
148 struct z188_adc *adc = iio_priv(indio_dev); in men_z188_remove() local
[all …]
/linux/drivers/mfd/
H A Dpcf50633-adc.c69 struct pcf50633_adc *adc = __to_adc(pcf); in trigger_next_adc_job_if_any() local
72 head = adc->queue_head; in trigger_next_adc_job_if_any()
74 if (!adc->queue[head]) in trigger_next_adc_job_if_any()
77 adc_setup(pcf, adc->queue[head]->mux, adc->queue[head]->avg); in trigger_next_adc_job_if_any()
83 struct pcf50633_adc *adc = __to_adc(pcf); in adc_enqueue_request() local
86 mutex_lock(&adc->queue_mutex); in adc_enqueue_request()
88 head = adc->queue_head; in adc_enqueue_request()
89 tail = adc->queue_tail; in adc_enqueue_request()
91 if (adc->queue[tail]) { in adc_enqueue_request()
92 mutex_unlock(&adc->queue_mutex); in adc_enqueue_request()
[all …]
/linux/drivers/hwmon/
H A Dadcxx.c52 struct adcxx *adc = spi_get_drvdata(spi); in adcxx_show() local
58 if (mutex_lock_interruptible(&adc->lock)) in adcxx_show()
61 if (adc->channels == 1) { in adcxx_show()
77 value = value * adc->reference >> 12; in adcxx_show()
80 mutex_unlock(&adc->lock); in adcxx_show()
95 struct adcxx *adc = spi_get_drvdata(spi); in adcxx_max_show() local
98 if (mutex_lock_interruptible(&adc->lock)) in adcxx_max_show()
101 reference = adc->reference; in adcxx_max_show()
103 mutex_unlock(&adc->lock); in adcxx_max_show()
113 struct adcxx *adc = spi_get_drvdata(spi); in adcxx_max_store() local
[all …]
/linux/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-supermicro-x11spi.dts34 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
35 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
36 <&adc 8>, <&adc 9>, <&adc 10>, <&adc 11>,
37 <&adc 12>, <&adc 13>, <&adc 14>, <&adc 15>;
H A Daspeed-bmc-intel-s2600wf.dts33 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
34 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
35 <&adc 8>, <&adc 9>, <&adc 10>, <&adc 11>,
36 <&adc 12>, <&adc 13>, <&adc 14>, <&adc 15>;
H A Daspeed-bmc-amd-daytonax.dts53 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>, <&adc 4>,
54 <&adc 5>, <&adc 6>, <&adc 7>, <&adc 8>, <&adc 9>,
55 <&adc 10>, <&adc 11>, <&adc 12>, <&adc 13>, <&adc 14>,
56 <&adc 15>;
101 &adc {
H A Daspeed-bmc-opp-lanyang.dts79 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
80 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
81 <&adc 8>, <&adc 9>, <&adc 10>, <&adc 11>,
82 <&adc 13>, <&adc 14>, <&adc 15>;
87 io-channels = <&adc 12>;
321 &adc {
H A Daspeed-bmc-asrock-spc621d8hm3.dts51 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
52 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
53 <&adc 8>, <&adc 9>, <&adc 10>, <&adc 11>,
54 <&adc 12>, <&adc 13>, <&adc 14>, <&adc 15>;
309 &adc {
/linux/arch/arm/boot/dts/qcom/
H A Dpm8921.dtsi63 compatible = "qcom,pm8921-adc";
70 vcoin: adc-channel@0 {
74 vbat: adc-channel@1 {
78 dcin: adc-channel@2 {
82 vph_pwr: adc-channel@4 {
86 batt_therm: adc-channel@8 {
90 batt_id: adc-channel@9 {
94 usb_vbus: adc-channel@a {
98 die_temp: adc-channel@b {
102 ref_625mv: adc-channel@c {
[all …]
H A Dpm8058.dtsi82 compatible = "qcom,pm8058-adc";
89 vcoin: adc-channel@0 {
93 vbat: adc-channel@1 {
97 dcin: adc-channel@2 {
101 ichg: adc-channel@3 {
105 vph_pwr: adc-channel@4 {
109 usb_vbus: adc-channel@a {
113 die_temp: adc-channel@b {
117 ref_625mv: adc-channel@c {
121 ref_1250mv: adc-channel@d {
[all …]

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