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drivers: spi: spi_mcux_ecspi: Minor improvements #83351

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@pdgendt pdgendt commented Dec 24, 2024

  • The internal chip selects are limited to 4, however when using GPIOS does not pose this limitation.
    Also set internal channel to 0 if GPIOS are used.
  • The data size is set using a burst length, the data size for 8/16/32 is always 1 in those cases.

Fixes #83331
Fixes #83332

The internal chip selects are limited to 4, however when using GPIOS
does not pose this limitation.
Also set internal channel to 0 if GPIOS are used.

Signed-off-by: Pieter De Gendt <[email protected]>
…sfers

The data size is set using a burst length, the data size for 8/16/32 is
always 1 in those cases.

Signed-off-by: Pieter De Gendt <[email protected]>
@zephyrbot zephyrbot added platform: NXP Drivers NXP Semiconductors, drivers area: SPI SPI bus labels Dec 24, 2024
@pdgendt pdgendt added backport v3.7-branch Request backport to the v3.7-branch backport v4.0-branch Backport to the v4.0-branch labels Dec 24, 2024
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pdgendt commented Dec 24, 2024

@voltamund can you test these changes if they fix your reported issues with the spi_mcux_ecspi driver?

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area: SPI SPI bus backport v3.7-branch Request backport to the v3.7-branch backport v4.0-branch Backport to the v4.0-branch platform: NXP Drivers NXP Semiconductors, drivers
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