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CONFIG_ETRAX_SERIAL_PORT3_DMA8_OUT: Ser3 uses DMA8 for output

General informations

The Linux kernel configuration item CONFIG_ETRAX_SERIAL_PORT3_DMA8_OUT has multiple definitions:

Ser3 uses DMA8 for output found in arch/cris/Kconfig

The configuration item CONFIG_ETRAX_SERIAL_PORT3_DMA8_OUT:

Help text

Enables the DMA8 output channel for ser3 (ttyS3). If you do not enable DMA, an interrupt for each character will be used when transmitting data. Normally you want to use DMA, unless you use the DMA channel for something else.

Ser3 uses DMA8 for output found in arch/cris/arch-v32/drivers/Kconfig

The configuration item CONFIG_ETRAX_SERIAL_PORT3_DMA8_OUT:

Help text

Enables the DMA8 output channel for ser3 (ttyS3). If you do not enable DMA, an interrupt for each character will be used when transmitting data. Normally you want to use DMA, unless you use the DMA channel for something else.

Hardware

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