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    extcon: adc_jack: adc-jack driver to support 3.5 pi or simliar devices · 19939860
    anish kumar authored
    
    
    External connector devices that decides connection information based on
    ADC values may use adc-jack device driver. The user simply needs to
    provide a table of adc range and connection states. Then, extcon
    framework will automatically notify others.
    
    Changes in V1:
    added Lars-Peter Clausen suggested changes:
    Using macros to get rid of boiler plate code such as devm_kzalloc
    and module_platform_driver.Other changes suggested are related to
    coding guidelines.
    
    Changes in V2:
    Removed some unnecessary checks and changed the way we are un-regitering
    extcon and freeing the irq while removing.
    
    Changes in V3:
    Renamed the files to comply with extcon naming.
    
    Changes in V4:
    Added the cancel_work_sync during removing of driver.
    
    Changes in V5:
    Added the dependency of IIO in Kconfig.
    
    Changes in V6:
    Some nitpicks related to naming.
    
    Changes in this version:
    V6 patch version patch broke the build:
    ERROR: "extcon_cable_name" [drivers/extcon/extcon-adc-jack.ko] undefined!
    
    Fixed it in this version.
    
    Acked-by: default avatarJonathan Cameron <jic23@kernel.org>
    Reviewed-by: default avatarLars-Peter Clausen <lars@metafoo.de>
    Signed-off-by: default avataranish kumar <anish.singh@samsung.com>
    Signed-off-by: default avatarMyungJoo Ham <myungjoo.ham@samsung.com>
    Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
    19939860