b005f844f5
This commit adds basic support for electrically isolated 8 bit expander. The expander communicates with the MCU via SPI interface. Both single and multiple pin read are supported. Signed-off-by: Michal Lenc <michallenc@seznam.cz>
101 lines
2.4 KiB
Plaintext
101 lines
2.4 KiB
Plaintext
############################################################################
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# drivers/ioexpander/Make.defs
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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# Check if I/O expander support is enabled
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ifeq ($(CONFIG_IOEXPANDER),y)
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# Include the selected I/O expander drivers
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ifeq ($(CONFIG_IOEXPANDER_RPMSG),y)
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CSRCS += ioe_rpmsg.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_DUMMY),y)
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CSRCS += ioe_dummy.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_ISO1H812G),y)
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CSRCS += iso1h812g.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_ISO1I813T),y)
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CSRCS += iso1i813t.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_PCA9555),y)
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CSRCS += pca9555.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_PCA9538),y)
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CSRCS += pca9538.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_TCA64XX),y)
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CSRCS += tca64xx.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_PCF8574),y)
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CSRCS += pcf8574.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_PCF8575),y)
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CSRCS += pcf8575.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_MCP23X17),y)
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CSRCS += mcp23x17.c
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endif
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ifeq ($(CONFIG_IOEXPANDER_SX1509),y)
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CSRCS += sx1509.c
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endif
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endif # CONFIG_IOEXPANDER
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# GPIO test device driver (independent of IOEXPANDERS)
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ifeq ($(CONFIG_DEV_GPIO),y)
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CSRCS += gpio.c
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ifeq ($(CONFIG_GPIO_LOWER_HALF),y)
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CSRCS += gpio_lower_half.c
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endif
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endif
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# The following implements an awkward OR
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ifeq ($(CONFIG_IOEXPANDER),y)
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# Include ioexpander I/O device driver build support
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DEPPATH += --dep-path ioexpander
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VPATH += :ioexpander
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CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)drivers$(DELIM)ioexpander
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else ifeq ($(CONFIG_DEV_GPIO),y)
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# Include ioexpander I/O device driver build support
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DEPPATH += --dep-path ioexpander
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VPATH += :ioexpander
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CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)drivers$(DELIM)ioexpander
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endif
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