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CONFIG_ETRAX_PA_BUTTON_BITMASK: PA-buttons bitmask

General informations

The Linux kernel configuration item CONFIG_ETRAX_PA_BUTTON_BITMASK has multiple definitions:

PA-buttons bitmask found in arch/cris/arch-v10/drivers/Kconfig

The configuration item CONFIG_ETRAX_PA_BUTTON_BITMASK:

Help text

This is a bitmask with information about what bits on PA that are used for buttons. Most products has a so called TEST button on PA1, if that's true use 02 here. Use 00 if there are no buttons on PA. If the bitmask is <> 00 a button driver will be included in the gpio driver. ETRAX general I/O support must be enabled.

PA-buttons bitmask found in arch/cris/arch-v32/drivers/Kconfig

The configuration item CONFIG_ETRAX_PA_BUTTON_BITMASK:

Help text

This is a bitmask (8 bits) with information about what bits on PA that are used for buttons. Most products has a so called TEST button on PA1, if that is true use 0x02 here. Use 00 if there are no buttons on PA. If the bitmask is <> 00 a button driver will be included in the gpio driver. ETRAX general I/O support must be enabled.

PA-buttons bitmask found in arch/cris/drivers/Kconfig

The configuration item CONFIG_ETRAX_PA_BUTTON_BITMASK:

Help text

This is a bitmask with information about what bits on PA that are used for buttons. Most products has a so called TEST button on PA1, if that's true use 02 here. Use 00 if there are no buttons on PA. If the bitmask is <> 00 a button driver will be included in the gpio driver. Etrax general I/O support must be enabled.

Hardware

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