4c74ff8a0b
Add support for Capatitive Touch Sensing Unit driver for RX MCUs Signed-off-by: Minh Tang <minh.tang.ue@bp.renesas.com>
93 lines
2.1 KiB
Plaintext
93 lines
2.1 KiB
Plaintext
# Copyright (c) 2025 Renesas Electronics Corporation
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# SPDX-License-Identifier: Apache-2.0
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config INPUT_RENESAS_RX_CTSU
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bool "Renesas Capacitive Touch Sensing Unit"
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default y
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depends on DT_HAS_RENESAS_RX_CTSU_ENABLED
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select USE_RX_RDP_CTSU
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select PINCTRL
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help
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Enable RX series CTSU driver
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if INPUT_RENESAS_RX_CTSU
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config INPUT_RENESAS_RX_QE_TOUCH_CFG
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bool "Using QE Touch Workflow to config this driver"
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help
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If this config was enabled, setting for CTSU and Cap
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Touch driver will be reflected the setting that generated
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from QE Touch Workflow.
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Please add the generated C source files into the app CMakeLists
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to make the driver can using it.
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config INPUT_RENESAS_RX_CTSU_SCAN_INTERVAL_MS
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int "CTSU channels scan interval"
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default 5
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help
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Interval time (milliseconds) between two scans.
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if !INPUT_RENESAS_RX_QE_TOUCH_CFG
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config INPUT_RENESAS_RX_CTSU_ON_FREQ
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int "CTSU On Frequency"
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default 3
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help
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Number of Debouncing count of touch-on filtering
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config INPUT_RENESAS_RX_CTSU_OFF_FREQ
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int "CTSU Off Frequency"
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default 3
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help
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Number of Debouncing count of touch-off filtering
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config INPUT_RENESAS_RX_CTSU_DRIFT_FREQ
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int "CTSU drift frequency"
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default 255
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help
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Sample count for drift correction (0 mean no use).
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config INPUT_RENESAS_RX_CTSU_CANCEL_FREQ
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int "CTSU Cancel Frequency"
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default 0
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help
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Continuous Touch Cancel Count (0 mean no use).
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config INPUT_RENESAS_RX_CTSU_NUM_MOVING_AVERAGE
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int "CTSU Moving average"
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default 4
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help
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Number of moving average for measurement data
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config INPUT_RENESAS_RX_CTSU_POWER_SUPPLY_CAPACITY
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int "CTSU Power supply capacity"
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default 0
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range 0 1
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help
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Power Supply Capacity Adjustment
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- 0: Normal (40uA)
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- 1: High-current output (80uA)
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config INPUT_RENESAS_RX_CTSU_TRANSMISSION_POWER_SUPPLY
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int "CTSU transmission power supply"
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default 0
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range 0 1
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help
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Transmission Power Supply Select
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- 0: VCC selected
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- 1: Internal logic power supply selected
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config INPUT_RENESAS_RX_CTSU_PCLK_DIVISION
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int "CTSU: Division of PCLK"
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default 0
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range 0 2
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help
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Division of PCLK
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- 0: PCLK/1
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- 1: PCLK/2
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- 2: PCLK/4
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endif #!INPUT_RENESAS_RX_QE_TOUCH_CFG
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endif #INPUT_CTSU
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