| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/dac/ |
| D | mcp4725.txt | 8 mcp4726 if there is no vref-supply specified.
11 - vref-supply: Optional phandle to the Vref power supply. Vref pin is
13 - microchip,vref-buffered: Boolean to enable buffering of the external
14 Vref pin. This boolean is not valid without the vref-supply. Quoting
33 vref-supply = <&vdac_vref>;
34 microchip,vref-buffered;
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| D | lltc,ltc2632.yaml | 44 vref-supply:
47 only be set if there is an external reference voltage connected to the VREF
58 vref: regulator-vref {
60 regulator-name = "vref-ltc2632";
74 vref-supply = <&vref>;
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/iio/dac/ |
| D | microchip,mcp4725.yaml | 24 For the mcp4726 it will be used as the reference voltage if vref-supply
27 vref-supply:
29 Vref pin is used as a voltage reference when this supply is specified.
31 microchip,vref-buffered:
34 Enable buffering of the external Vref pin. This boolean is not valid
35 without the vref-supply. Quoting the datasheet: This is offered in
48 vref-supply: false
62 - vref-supply
67 - vref-supply
70 microchip,vref-buffered: false
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| D | lltc,ltc2632.yaml | 44 vref-supply:
47 only be set if there is an external reference voltage connected to the VREF
58 vref: regulator-vref {
60 regulator-name = "vref-ltc2632";
74 vref-supply = <&vref>;
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| /kernel/linux/linux-5.10/drivers/iio/adc/ |
| D | fsl-imx25-gcq.c | 41 struct regulator *vref[4]; member
202 priv->vref[MX25_ADC_REFP_INT] = NULL; in mx25_gcq_setup_cfgs()
203 priv->vref[MX25_ADC_REFP_EXT] = in mx25_gcq_setup_cfgs()
204 devm_regulator_get_optional(&pdev->dev, "vref-ext"); in mx25_gcq_setup_cfgs()
205 priv->vref[MX25_ADC_REFP_XP] = in mx25_gcq_setup_cfgs()
206 devm_regulator_get_optional(&pdev->dev, "vref-xp"); in mx25_gcq_setup_cfgs()
207 priv->vref[MX25_ADC_REFP_YP] = in mx25_gcq_setup_cfgs()
208 devm_regulator_get_optional(&pdev->dev, "vref-yp"); in mx25_gcq_setup_cfgs()
236 if (IS_ERR(priv->vref[refp])) { in mx25_gcq_setup_cfgs()
237 dev_err(dev, "Error, trying to use external voltage reference without a vref-%s regulator.", in mx25_gcq_setup_cfgs()
[all …]
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| D | mcp3911.c | 52 struct regulator *vref; member
129 if (adc->vref) { in mcp3911_read_raw()
130 ret = regulator_get_voltage(adc->vref); in mcp3911_read_raw()
133 "failed to get vref voltage: %d\n", in mcp3911_read_raw()
145 * Raw = ((Voltage)/(Vref) * 2^23 * Gain * 1.5 in mcp3911_read_raw()
146 * Voltage = Raw * (Vref)/(2^23 * Gain * 1.5) in mcp3911_read_raw()
230 if (adc->vref) { in mcp3911_config()
264 adc->vref = devm_regulator_get_optional(&adc->spi->dev, "vref"); in mcp3911_probe()
265 if (IS_ERR(adc->vref)) { in mcp3911_probe()
266 if (PTR_ERR(adc->vref) == -ENODEV) { in mcp3911_probe()
[all …]
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| D | max1241.c | 26 struct regulator *vref; member
95 vref_uV = regulator_get_voltage(adc->vref); in max1241_read_raw()
130 err = regulator_disable(adc->vref); in max1241_disable_vref_action()
132 dev_err(dev, "could not disable vref regulator.\n"); in max1241_disable_vref_action()
168 adc->vref = devm_regulator_get(dev, "vref"); in max1241_probe()
169 if (IS_ERR(adc->vref)) { in max1241_probe()
170 dev_err(dev, "failed to get vref regulator\n"); in max1241_probe()
171 return PTR_ERR(adc->vref); in max1241_probe()
174 ret = regulator_enable(adc->vref); in max1241_probe()
180 dev_err(dev, "could not set up vref regulator cleanup action\n"); in max1241_probe()
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| D | npcm_adc.c | 26 struct regulator *vref; member
147 if (!IS_ERR(info->vref)) { in npcm_adc_read_raw()
148 vref_uv = regulator_get_voltage(info->vref); in npcm_adc_read_raw()
226 info->vref = devm_regulator_get_optional(&pdev->dev, "vref"); in npcm_adc_probe()
227 if (!IS_ERR(info->vref)) { in npcm_adc_probe()
228 ret = regulator_enable(info->vref); in npcm_adc_probe()
241 if (PTR_ERR(info->vref) != -ENODEV) { in npcm_adc_probe()
242 ret = PTR_ERR(info->vref); in npcm_adc_probe()
281 if (!IS_ERR(info->vref)) in npcm_adc_probe()
282 regulator_disable(info->vref); in npcm_adc_probe()
[all …]
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| D | rcar-gyroadc.c | 68 struct regulator *vref[8]; member
186 unsigned int vref; in rcar_gyroadc_read_raw() local
194 consumer = priv->vref[0]; in rcar_gyroadc_read_raw()
196 consumer = priv->vref[chan->channel]; in rcar_gyroadc_read_raw()
231 vref = regulator_get_voltage(consumer); in rcar_gyroadc_read_raw()
232 *val = vref / 1000; in rcar_gyroadc_read_raw()
327 struct regulator *vref; in rcar_gyroadc_parse_subdevs() local
399 vref = devm_regulator_get(dev, "vref"); in rcar_gyroadc_parse_subdevs()
401 if (IS_ERR(vref)) { in rcar_gyroadc_parse_subdevs()
402 dev_dbg(dev, "Channel %i 'vref' supply not connected.\n", in rcar_gyroadc_parse_subdevs()
[all …]
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| D | lpc18xx_adc.c | 43 struct regulator *vref; member
105 *val = regulator_get_voltage(adc->vref) / 1000; in lpc18xx_adc_read_raw()
148 adc->vref = devm_regulator_get(&pdev->dev, "vref"); in lpc18xx_adc_probe()
149 if (IS_ERR(adc->vref)) { in lpc18xx_adc_probe()
151 return PTR_ERR(adc->vref); in lpc18xx_adc_probe()
160 ret = regulator_enable(adc->vref); in lpc18xx_adc_probe()
188 regulator_disable(adc->vref); in lpc18xx_adc_probe()
201 regulator_disable(adc->vref); in lpc18xx_adc_remove()
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| /kernel/linux/linux-5.10/drivers/iio/dac/ |
| D | stm32-dac-core.c | 23 * @vref: regulator reference
28 struct regulator *vref; member
58 ret = regulator_enable(priv->vref); in stm32_dac_core_hw_start()
60 dev_err(dev, "vref enable failed: %d\n", ret); in stm32_dac_core_hw_start()
73 regulator_disable(priv->vref); in stm32_dac_core_hw_start()
84 regulator_disable(priv->vref); in stm32_dac_core_hw_stop()
127 priv->vref = devm_regulator_get(dev, "vref"); in stm32_dac_probe()
128 if (IS_ERR(priv->vref)) { in stm32_dac_probe()
129 ret = PTR_ERR(priv->vref); in stm32_dac_probe()
130 dev_err(dev, "vref get failed, %d\n", ret); in stm32_dac_probe()
[all …]
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| D | dpot-dac.c | 13 * divided voltage is provided by a vref regulator.
17 * | vref |--' .---.
38 struct regulator *vref; member
70 tmp *= regulator_get_voltage(dac->vref) / 1000; in dpot_dac_read_raw()
84 *val *= regulator_get_voltage(dac->vref) / 1000; in dpot_dac_read_raw()
186 dac->vref = devm_regulator_get(dev, "vref"); in dpot_dac_probe()
187 if (IS_ERR(dac->vref)) in dpot_dac_probe()
188 return dev_err_probe(&pdev->dev, PTR_ERR(dac->vref), in dpot_dac_probe()
189 "failed to get vref regulator\n"); in dpot_dac_probe()
210 ret = regulator_enable(dac->vref); in dpot_dac_probe()
[all …]
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| D | lpc18xx_dac.c | 34 struct regulator *vref; member
65 *val = regulator_get_voltage(dac->vref) / 1000; in lpc18xx_dac_read_raw()
129 dac->vref = devm_regulator_get(&pdev->dev, "vref"); in lpc18xx_dac_probe()
130 if (IS_ERR(dac->vref)) { in lpc18xx_dac_probe()
132 return PTR_ERR(dac->vref); in lpc18xx_dac_probe()
141 ret = regulator_enable(dac->vref); in lpc18xx_dac_probe()
167 regulator_disable(dac->vref); in lpc18xx_dac_probe()
180 regulator_disable(dac->vref); in lpc18xx_dac_remove()
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| D | ti-dac7311.c | 39 * @vref: regulator generating Vref
49 struct regulator *vref; member
179 ret = regulator_get_voltage(ti_dac->vref); in ti_dac_read_raw()
268 ti_dac->vref = devm_regulator_get(dev, "vref"); in ti_dac_probe()
269 if (IS_ERR(ti_dac->vref)) { in ti_dac_probe()
271 return PTR_ERR(ti_dac->vref); in ti_dac_probe()
274 ret = regulator_enable(ti_dac->vref); in ti_dac_probe()
292 regulator_disable(ti_dac->vref); in ti_dac_probe()
303 regulator_disable(ti_dac->vref); in ti_dac_remove()
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| /kernel/linux/linux-6.6/drivers/iio/dac/ |
| D | dpot-dac.c | 13 * divided voltage is provided by a vref regulator.
17 * | vref |--' .---.
38 struct regulator *vref; member
70 tmp *= regulator_get_voltage(dac->vref) / 1000; in dpot_dac_read_raw()
84 *val *= regulator_get_voltage(dac->vref) / 1000; in dpot_dac_read_raw()
186 dac->vref = devm_regulator_get(dev, "vref"); in dpot_dac_probe()
187 if (IS_ERR(dac->vref)) in dpot_dac_probe()
188 return dev_err_probe(&pdev->dev, PTR_ERR(dac->vref), in dpot_dac_probe()
189 "failed to get vref regulator\n"); in dpot_dac_probe()
210 ret = regulator_enable(dac->vref); in dpot_dac_probe()
[all …]
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| D | stm32-dac-core.c | 23 * @vref: regulator reference
28 struct regulator *vref; member
58 ret = regulator_enable(priv->vref); in stm32_dac_core_hw_start()
60 dev_err(dev, "vref enable failed: %d\n", ret); in stm32_dac_core_hw_start()
73 regulator_disable(priv->vref); in stm32_dac_core_hw_start()
84 regulator_disable(priv->vref); in stm32_dac_core_hw_stop()
122 priv->vref = devm_regulator_get(dev, "vref"); in stm32_dac_probe()
123 if (IS_ERR(priv->vref)) in stm32_dac_probe()
124 return dev_err_probe(dev, PTR_ERR(priv->vref), "vref get failed\n"); in stm32_dac_probe()
134 ret = regulator_get_voltage(priv->vref); in stm32_dac_probe()
[all …]
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| D | lpc18xx_dac.c | 33 struct regulator *vref; member
64 *val = regulator_get_voltage(dac->vref) / 1000; in lpc18xx_dac_read_raw()
127 dac->vref = devm_regulator_get(&pdev->dev, "vref"); in lpc18xx_dac_probe()
128 if (IS_ERR(dac->vref)) in lpc18xx_dac_probe()
129 return dev_err_probe(&pdev->dev, PTR_ERR(dac->vref), in lpc18xx_dac_probe()
138 ret = regulator_enable(dac->vref); in lpc18xx_dac_probe()
164 regulator_disable(dac->vref); in lpc18xx_dac_probe()
177 regulator_disable(dac->vref); in lpc18xx_dac_remove()
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| D | ti-dac7311.c | 39 * @vref: regulator generating Vref
49 struct regulator *vref; member
179 ret = regulator_get_voltage(ti_dac->vref); in ti_dac_read_raw()
268 ti_dac->vref = devm_regulator_get(dev, "vref"); in ti_dac_probe()
269 if (IS_ERR(ti_dac->vref)) in ti_dac_probe()
270 return dev_err_probe(dev, PTR_ERR(ti_dac->vref), in ti_dac_probe()
273 ret = regulator_enable(ti_dac->vref); in ti_dac_probe()
291 regulator_disable(ti_dac->vref); in ti_dac_probe()
302 regulator_disable(ti_dac->vref); in ti_dac_remove()
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| /kernel/linux/linux-6.6/drivers/iio/adc/ |
| D | max1241.c | 25 struct regulator *vref; member
94 vref_uV = regulator_get_voltage(adc->vref); in max1241_read_raw()
118 err = regulator_disable(adc->vref); in max1241_disable_vref_action()
120 dev_err(dev, "could not disable vref regulator.\n"); in max1241_disable_vref_action()
143 adc->vref = devm_regulator_get(dev, "vref"); in max1241_probe()
144 if (IS_ERR(adc->vref)) in max1241_probe()
145 return dev_err_probe(dev, PTR_ERR(adc->vref), in max1241_probe()
146 "failed to get vref regulator\n"); in max1241_probe()
148 ret = regulator_enable(adc->vref); in max1241_probe()
154 dev_err(dev, "could not set up vref regulator cleanup action\n"); in max1241_probe()
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| D | lpc18xx_adc.c | 42 struct regulator *vref; member
104 *val = regulator_get_voltage(adc->vref) / 1000; in lpc18xx_adc_read_raw()
124 static void lpc18xx_regulator_disable(void *vref) in lpc18xx_regulator_disable() argument
126 regulator_disable(vref); in lpc18xx_regulator_disable()
154 adc->vref = devm_regulator_get(&pdev->dev, "vref"); in lpc18xx_adc_probe()
155 if (IS_ERR(adc->vref)) in lpc18xx_adc_probe()
156 return dev_err_probe(&pdev->dev, PTR_ERR(adc->vref), in lpc18xx_adc_probe()
165 ret = regulator_enable(adc->vref); in lpc18xx_adc_probe()
171 ret = devm_add_action_or_reset(&pdev->dev, lpc18xx_regulator_disable, adc->vref); in lpc18xx_adc_probe()
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| D | max11205.c | 34 struct regulator *vref; member
53 reg_mv = regulator_get_voltage(st->vref); in max11205_read_raw()
130 st->vref = devm_regulator_get(&spi->dev, "vref"); in max11205_probe()
131 if (IS_ERR(st->vref)) in max11205_probe()
132 return dev_err_probe(&spi->dev, PTR_ERR(st->vref), in max11205_probe()
133 "Failed to get vref regulator\n"); in max11205_probe()
135 ret = regulator_enable(st->vref); in max11205_probe()
139 ret = devm_add_action_or_reset(&spi->dev, max11205_reg_disable, st->vref); in max11205_probe()
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| D | rcar-gyroadc.c | 68 struct regulator *vref[8]; member
181 unsigned int vref; in rcar_gyroadc_read_raw() local
189 consumer = priv->vref[0]; in rcar_gyroadc_read_raw()
191 consumer = priv->vref[chan->channel]; in rcar_gyroadc_read_raw()
226 vref = regulator_get_voltage(consumer); in rcar_gyroadc_read_raw()
227 *val = vref / 1000; in rcar_gyroadc_read_raw()
322 struct regulator *vref; in rcar_gyroadc_parse_subdevs() local
394 vref = devm_regulator_get(dev, "vref"); in rcar_gyroadc_parse_subdevs()
396 if (IS_ERR(vref)) { in rcar_gyroadc_parse_subdevs()
397 dev_dbg(dev, "Channel %i 'vref' supply not connected.\n", in rcar_gyroadc_parse_subdevs()
[all …]
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| D | fsl-imx25-gcq.c | 41 struct regulator *vref[4]; member
181 if (priv->vref[refp]) in mx25_gcq_ext_regulator_setup()
184 ret = snprintf(reg_name, sizeof(reg_name), "vref-%s", in mx25_gcq_ext_regulator_setup()
189 priv->vref[refp] = devm_regulator_get_optional(dev, reg_name); in mx25_gcq_ext_regulator_setup()
190 if (IS_ERR(priv->vref[refp])) in mx25_gcq_ext_regulator_setup()
191 return dev_err_probe(dev, PTR_ERR(priv->vref[refp]), in mx25_gcq_ext_regulator_setup()
251 regulator_get_voltage(priv->vref[refp]); in mx25_gcq_setup_cfgs()
332 if (!priv->vref[i]) in mx25_gcq_probe()
335 ret = regulator_enable(priv->vref[i]); in mx25_gcq_probe()
381 if (priv->vref[i]) in mx25_gcq_probe()
[all …]
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| D | npcm_adc.c | 34 struct regulator *vref; member
174 if (!IS_ERR(info->vref)) { in npcm_adc_read_raw()
175 vref_uv = regulator_get_voltage(info->vref); in npcm_adc_read_raw()
260 info->vref = devm_regulator_get_optional(&pdev->dev, "vref"); in npcm_adc_probe()
261 if (!IS_ERR(info->vref)) { in npcm_adc_probe()
262 ret = regulator_enable(info->vref); in npcm_adc_probe()
275 if (PTR_ERR(info->vref) != -ENODEV) { in npcm_adc_probe()
276 ret = PTR_ERR(info->vref); in npcm_adc_probe()
315 if (!IS_ERR(info->vref)) in npcm_adc_probe()
316 regulator_disable(info->vref); in npcm_adc_probe()
[all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/iio/adc/ |
| D | adi,ad7476.yaml | 56 datasheets. If there is no separate vref-supply, then this is needed
63 vref-supply:
102 # Devices with a vref
115 vref-supply: true
118 vref-supply: false
119 # Devices with a vref where it is not optional
131 - vref-supply
172 vref-supply = <&adc_vref>;
|