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/Linux-v6.1/Documentation/devicetree/bindings/iio/health/
Dmaxim,max30102.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Maxim MAX30102 heart rate and pulse oximeter and MAX30105 particle-sensor
10 - Matt Ranostay <matt.ranostay@konsulko.com>
15 - maxim,max30102
16 - maxim,max30105
25 maxim,red-led-current-microamp:
26 description: RED LED current. Each step is approximately 200 microamps.
30 maxim,ir-led-current-microamp:
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Dmaxim,max30100.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matt Ranostay <matt.ranostay@konsulko.com>
23 maxim,led-current-microamp:
27 LED current whilst the engine is running. First indexed value is
28 the configuration for the RED LED, and second value is for the IR LED.
33 - compatible
34 - reg
35 - interrupts
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/Linux-v6.1/drivers/iio/health/
Dmax30102.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * max30102.c - Support for MAX30102 heart rate and pulse oximeter sensor
8 * Copyright (C) 2017 Peter Meerwald-Stadler <pmeerw@pmeerw.net>
10 * 7-bit I2C chip address: 0x57
71 #define MAX30102_REG_MODE_CONFIG_MODE_HR 0x02 /* red LED */
72 #define MAX30102_REG_MODE_CONFIG_MODE_HR_SPO2 0x03 /* red + IR LED */
73 #define MAX30102_REG_MODE_CONFIG_MODE_MULTI 0x07 /* multi-LED mode */
77 #define MAX30102_REG_MODE_CONTROL_SLOT21 0x11 /* multi-LED control */
111 __be32 processed_buffer[3]; /* 3 x 18-bit (padded to 32-bits) */
154 .scan_index = -1,
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Dmax30100.c1 // SPDX-License-Identifier: GPL-2.0+
3 * max30100.c - Support for MAX30100 heart rate and pulse oximeter sensor
76 __be16 buffer[2]; /* 2 16-bit channels */
147 .scan_index = -1,
153 return regmap_update_bits(data->regmap, MAX30100_REG_MODE_CONFIG, in max30100_set_powermode()
162 ret = regmap_write(data->regmap, MAX30100_REG_FIFO_WR_PTR, 0); in max30100_clear_fifo()
166 ret = regmap_write(data->regmap, MAX30100_REG_FIFO_OVR_CTR, 0); in max30100_clear_fifo()
170 return regmap_write(data->regmap, MAX30100_REG_FIFO_RD_PTR, 0); in max30100_clear_fifo()
202 ret = regmap_read(data->regmap, MAX30100_REG_INT_STATUS, &val); in max30100_fifo_count()
208 return MAX30100_REG_FIFO_DATA_ENTRY_COUNT - 1; in max30100_fifo_count()
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/Linux-v6.1/Documentation/devicetree/bindings/leds/
Dissi,is31fl319x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ISSI LED controllers bindings for IS31FL319{0,1,3,6,9}
10 - Vincent Knecht <vincent.knecht@mailoo.org>
13 The IS31FL319X are LED controllers with I2C interface.
14 Previously known as Si-En SN319{0,1,3,6,9}.
26 - issi,is31fl3190
27 - issi,is31fl3191
28 - issi,is31fl3193
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/Linux-v6.1/Documentation/devicetree/bindings/mfd/
Dmax77650.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MAX77650 ultra low-power PMIC from Maxim Integrated.
10 - Bartosz Golaszewski <bgolaszewski@baylibre.com>
13 MAX77650 is an ultra-low power PMIC providing battery charging and power
14 supply for low-power IoT and wearable applications.
16 The GPIO-controller module is represented as part of the top-level PMIC
19 For device-tree bindings of other sub-modules (regulator, power supply,
21 sub-system directories.
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