build: Allow boards to disable digital input/output support
Allow the micro-controller code to be built without support for regular gpio pins. In this case, the code for endstops, steppers, and gpiocmds will be disabled. Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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@ -21,6 +21,9 @@ source "src/simulator/Kconfig"
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# The HAVE_GPIO_x options allow boards to disable support for some
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# The HAVE_GPIO_x options allow boards to disable support for some
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# commands if the hardware does not support the feature.
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# commands if the hardware does not support the feature.
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config HAVE_GPIO
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bool
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default n
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config HAVE_GPIO_ADC
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config HAVE_GPIO_ADC
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bool
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bool
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default n
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default n
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@ -41,4 +44,5 @@ config NO_UNSTEP_DELAY
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config INLINE_STEPPER_HACK
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config INLINE_STEPPER_HACK
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# Enables gcc to inline stepper_event() into the main timer irq handler
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# Enables gcc to inline stepper_event() into the main timer irq handler
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bool
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bool
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depends on HAVE_GPIO
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default y
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default y
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@ -1,6 +1,7 @@
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# Main code build rules
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# Main code build rules
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src-y += sched.c command.c stepper.c basecmd.c debugcmds.c gpiocmds.c endstop.c
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src-y += sched.c command.c basecmd.c debugcmds.c
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src-$(CONFIG_HAVE_GPIO) += gpiocmds.c stepper.c endstop.c
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src-$(CONFIG_HAVE_GPIO_ADC) += adccmds.c
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src-$(CONFIG_HAVE_GPIO_ADC) += adccmds.c
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src-$(CONFIG_HAVE_GPIO_SPI) += spicmds.c
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src-$(CONFIG_HAVE_GPIO_SPI) += spicmds.c
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src-$(CONFIG_HAVE_GPIO_HARD_PWM) += pwmcmds.c
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src-$(CONFIG_HAVE_GPIO_HARD_PWM) += pwmcmds.c
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@ -5,6 +5,7 @@ if MACH_AVR
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config AVR_SELECT
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config AVR_SELECT
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bool
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bool
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default y
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default y
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select HAVE_GPIO
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select HAVE_GPIO_ADC
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select HAVE_GPIO_ADC
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select HAVE_GPIO_SPI
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select HAVE_GPIO_SPI
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select HAVE_GPIO_HARD_PWM
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select HAVE_GPIO_HARD_PWM
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@ -5,6 +5,7 @@ if MACH_PRU
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config PRU_SELECT
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config PRU_SELECT
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bool
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bool
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default y
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default y
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select HAVE_GPIO
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select HAVE_GPIO_ADC
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select HAVE_GPIO_ADC
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config BOARD_DIRECTORY
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config BOARD_DIRECTORY
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@ -5,6 +5,7 @@ if MACH_SAM3X8E
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config SAM_SELECT
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config SAM_SELECT
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bool
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bool
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default y
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default y
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select HAVE_GPIO
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select HAVE_GPIO_ADC
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select HAVE_GPIO_ADC
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config BOARD_DIRECTORY
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config BOARD_DIRECTORY
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@ -7,4 +7,12 @@ config BOARD_DIRECTORY
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string
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string
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default "simulator"
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default "simulator"
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config SIMULATOR_SELECT
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bool
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default y
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select HAVE_GPIO
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select HAVE_GPIO_ADC
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select HAVE_GPIO_SPI
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select HAVE_GPIO_HARD_PWM
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endif
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endif
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