9782518397
* Add a new Kconfig option, `ZMK_KSCAN_MATRIX_WAIT_BEFORE_INPUTS` to delay reading inputs after setting an output active.
93 lines
3.1 KiB
Text
93 lines
3.1 KiB
Text
# Copyright (c) 2020 The ZMK Contributors
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# SPDX-License-Identifier: MIT
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DT_COMPAT_ZMK_KSCAN_COMPOSITE := zmk,kscan-composite
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DT_COMPAT_ZMK_KSCAN_GPIO_DEMUX := zmk,kscan-gpio-demux
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DT_COMPAT_ZMK_KSCAN_GPIO_DIRECT := zmk,kscan-gpio-direct
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DT_COMPAT_ZMK_KSCAN_GPIO_MATRIX := zmk,kscan-gpio-matrix
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DT_COMPAT_ZMK_KSCAN_MOCK := zmk,kscan-mock
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config ZMK_KSCAN_COMPOSITE_DRIVER
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bool
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default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_COMPOSITE))
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config ZMK_KSCAN_GPIO_DRIVER
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bool
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select GPIO
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config ZMK_KSCAN_GPIO_DEMUX
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bool
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default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_GPIO_DEMUX))
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select ZMK_KSCAN_GPIO_DRIVER
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config ZMK_KSCAN_GPIO_DIRECT
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bool
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default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_GPIO_DIRECT))
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select ZMK_KSCAN_GPIO_DRIVER
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config ZMK_KSCAN_GPIO_MATRIX
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bool
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default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_GPIO_MATRIX))
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select ZMK_KSCAN_GPIO_DRIVER
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if ZMK_KSCAN_GPIO_MATRIX
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config ZMK_KSCAN_MATRIX_WAIT_BEFORE_INPUTS
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int "Ticks to wait before reading inputs after an output set active"
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default 0
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help
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When iterating over each output to drive it active, read inputs, then set
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inactive again, some boards may take time for output to propagate to the
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inputs. In that scenario, set this value to a positive value to configure
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the number of ticks to wait after setting an output active before reading
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the inputs for their active state.
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config ZMK_KSCAN_MATRIX_WAIT_BETWEEN_OUTPUTS
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int "Ticks to wait between each output when scanning"
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default 0
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help
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When iterating over each output to drive it active, read inputs, then set
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inactive again, some boards may take time for the previous output to
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"settle" before reading inputs for the next active output column. In that
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scenario, set this value to a positive value to configure the number of
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ticks to wait after reading each column of keys.
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endif # ZMK_KSCAN_GPIO_MATRIX
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config ZMK_KSCAN_MOCK_DRIVER
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bool
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default $(dt_compat_enabled,$(DT_COMPAT_ZMK_KSCAN_MOCK))
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if ZMK_KSCAN_GPIO_DRIVER
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config ZMK_KSCAN_MATRIX_POLLING
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bool "Poll for key event triggers instead of using interrupts on matrix boards."
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config ZMK_KSCAN_DIRECT_POLLING
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bool "Poll for key event triggers instead of using interrupts on direct wired boards."
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config ZMK_KSCAN_DEBOUNCE_PRESS_MS
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int "Debounce time for key press in milliseconds."
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default -1
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help
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Global debounce time for key press in milliseconds.
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If this is -1, the debounce time is controlled by the debounce-press-ms
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Devicetree property, which defaults to 5 ms. Otherwise this overrides the
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debounce time for all key scan drivers to the chosen value.
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config ZMK_KSCAN_DEBOUNCE_RELEASE_MS
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int "Debounce time for key release in milliseconds."
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default -1
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help
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Global debounce time for key release in milliseconds.
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If this is -1, the debounce time is controlled by the debounce-release-ms
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Devicetree property, which defaults to 5 ms. Otherwise this overrides the
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debounce time for all key scan drivers to the chosen value.
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endif
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config ZMK_KSCAN_INIT_PRIORITY
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int "Keyboard scan driver init priority"
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default 40
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help
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Keyboard scan device driver initialization priority.
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