intc_mchp_xec_ecia.h File Reference

#include <device.h>
#include <irq.h>

Go to the source code of this file.

Typedefs
typedef void(*	mchp_xec_ecia_callback_t) (int girq_id, int src, void *user)

Functions
int	mchp_xec_ecia_enable (int girq_id, int src)
	Driver for External interrupt controller in Microchip XEC devices. More...
int	mchp_xec_ecia_disable (int girq_id, int src)
	disable EXTI interrupt for specific line More...
int	mchp_xec_ecia_set_callback (int girq_id, int src, mchp_xec_ecia_callback_t cb, void *data)
	set GIRQn interrupt source callback More...
int	mchp_xec_ecia_set_callback_by_dev (const struct device *dev_girq, int src, mchp_xec_ecia_callback_t cb, void *data)
	set GIRQn interrupt source callback More...
int	mchp_ecia_unset_callback (int girq_id, int src)
	unset GIRQn interrupt source callback More...
int	mchp_ecia_unset_callback_by_dev (const struct device *dev_girq, int src)
	unset GIRQn interrupt source callback More...
void	mchp_xec_ecia_girq_aggr_en (uint8_t girq_id, uint8_t enable)
	enable or disable aggregated GIRQ output More...
void	mchp_xec_ecia_girq_src_clr (uint8_t girq_id, uint8_t src_bit)
	clear GIRQ latched source status bit More...
void	mchp_xec_ecia_girq_src_en (uint8_t girq_id, uint8_t src_bit)
	enable a source in a GIRQ More...
void	mchp_xec_ecia_girq_src_dis (uint8_t girq_id, uint8_t src_bit)
	disable a source in a GIRQ More...
void	mchp_xec_ecia_girq_src_clr_bitmap (uint8_t girq_id, uint32_t bitmap)
	clear GIRQ latches sources specified in bitmap More...
void	mchp_xec_ecia_girq_src_en_bitmap (uint8_t girq_id, uint32_t bitmap)
	enable sources in a GIRQ More...
void	mchp_xec_ecia_girq_src_dis_bitmap (uint8_t girq_id, uint32_t bitmap)
	disable sources in a GIRQ More...
uint32_t	mchp_xec_ecia_girq_result (uint8_t girq_id)
	Read GIRQ result register (bit-wise OR of enable and source) More...
void	mchp_xec_ecia_nvic_clr_pend (uint32_t nvic_num)
	Clear external NVIC input pending status. More...

Typedef Documentation

mchp_xec_ecia_callback_t

typedef void(* mchp_xec_ecia_callback_t) (int girq_id, int src, void *user)

Function Documentation

mchp_ecia_unset_callback()

int mchp_ecia_unset_callback	(	int	girq_id,
		int	src
	)

unset GIRQn interrupt source callback

Parameters

girq_id	is the GIRQ number (8 - 26)
src	is the interrupt source in the GIRQ (0 - 31)

mchp_ecia_unset_callback_by_dev()

int mchp_ecia_unset_callback_by_dev	(	const struct device *	dev_girq,
		int	src
	)

unset GIRQn interrupt source callback

Parameters

dev_girq	is a handle to the GIRQn device
src	is the interrupt source in the GIRQ (0 - 31)

mchp_xec_ecia_disable()

int mchp_xec_ecia_disable	(	int	girq_id,
		int	src
	)

disable EXTI interrupt for specific line

Parameters

girq_id	is the GIRQ number (8 - 26)
src	is the interrupt source in the GIRQ (0 - 31)

mchp_xec_ecia_enable()

int mchp_xec_ecia_enable	(	int	girq_id,
		int	src
	)

Driver for External interrupt controller in Microchip XEC devices.

Based on reference manuals: Reference Manuals for MEC152x and MEC172x ARM(r) 32-bit MCUs

Chapter: EC Interrupt Aggregator (ECIA)

enable GIRQn interrupt for specific source

Parameters

girq_id	is the GIRQ number (8 - 26)
src	is the interrupt source in the GIRQ (0 - 31)

mchp_xec_ecia_girq_aggr_en()

void mchp_xec_ecia_girq_aggr_en	(	uint8_t	girq_id,
		uint8_t	enable
	)

enable or disable aggregated GIRQ output

Parameters

girq_id	is the GIRQ number (8 - 26)
enable	non-zero enables aggregated output else disables

mchp_xec_ecia_girq_result()

uint32_t mchp_xec_ecia_girq_result

(

uint8_t

girq_id

)

Read GIRQ result register (bit-wise OR of enable and source)

Parameters

girq_id

is the GIRQ number (8 - 26)

Returns

32-bit unsigned result register value

mchp_xec_ecia_girq_src_clr()

void mchp_xec_ecia_girq_src_clr	(	uint8_t	girq_id,
		uint8_t	src_bit
	)

clear GIRQ latched source status bit

Parameters

girq_id	is the GIRQ number (8 - 26)
src_bit	is the source bit position in the GIRQ registers (0 - 31)

mchp_xec_ecia_girq_src_clr_bitmap()

void mchp_xec_ecia_girq_src_clr_bitmap	(	uint8_t	girq_id,
		uint32_t	bitmap
	)

clear GIRQ latches sources specified in bitmap

Parameters

girq_id	is the GIRQ number (8 - 26)
bitmap	contains the source bits to clear

mchp_xec_ecia_girq_src_dis()

void mchp_xec_ecia_girq_src_dis	(	uint8_t	girq_id,
		uint8_t	src_bit
	)

disable a source in a GIRQ

Parameters

girq_id	is the GIRQ number (8 - 26)
src_bit	is the source bit position in the GIRQ registers (0 - 31)

mchp_xec_ecia_girq_src_dis_bitmap()

void mchp_xec_ecia_girq_src_dis_bitmap	(	uint8_t	girq_id,
		uint32_t	bitmap
	)

disable sources in a GIRQ

Parameters

girq_id	is the GIRQ number (8 - 26)
bitmap	contains the source bits to disable

mchp_xec_ecia_girq_src_en()

void mchp_xec_ecia_girq_src_en	(	uint8_t	girq_id,
		uint8_t	src_bit
	)

enable a source in a GIRQ

Parameters

girq_id	is the GIRQ number (8 - 26)
src_bit	is the source bit position in the GIRQ registers (0 - 31)

mchp_xec_ecia_girq_src_en_bitmap()

void mchp_xec_ecia_girq_src_en_bitmap	(	uint8_t	girq_id,
		uint32_t	bitmap
	)

enable sources in a GIRQ

Parameters

girq_id	is the GIRQ number (8 - 26)
bitmap	contains the source bits to enable

mchp_xec_ecia_nvic_clr_pend()

void mchp_xec_ecia_nvic_clr_pend

(

uint32_t

nvic_num

)

Clear external NVIC input pending status.

Parameters

nvic_num

is 0 to maximum NVIC inputs for the chip.

mchp_xec_ecia_set_callback()

int mchp_xec_ecia_set_callback	(	int	girq_id,
		int	src,
		mchp_xec_ecia_callback_t	cb,
		void *	data
	)

set GIRQn interrupt source callback

Parameters

girq_id	is the GIRQ number (8 - 26)
src	is the interrupt source in the GIRQ (0 - 31)
cb	user callback
data	user data

mchp_xec_ecia_set_callback_by_dev()

int mchp_xec_ecia_set_callback_by_dev	(	const struct device *	dev_girq,
		int	src,
		mchp_xec_ecia_callback_t	cb,
		void *	data
	)

set GIRQn interrupt source callback

Parameters

dev_girq	is a handle to the GIRQn device
src	is the interrupt source in the GIRQ (0 - 31)
cb	user callback
data	user data