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spi: imx: Take in account bits per word instead of assuming 8-bits 

The IMX spi driver has a hardcoded 8, breaking the driver for word
lengths other than 8.

Signed-off-by: Stefan Moring <stefanmoring@gmail.com>
Reported-by: Sebastian Reichel <sre@kernel.org>
Fixes: 15a6af94a2 ("spi: Increase imx51 ecspi burst length based on transfer length")
Tested-by: Sebastian Reichel <sre@kernel.org>
Link: https://lore.kernel.org/r/20230917164037.29284-1-stefanmoring@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Stefan Moring 2023-09-17 18:40:37 +02:00 committed by Mark Brown
parent 9855d60cfc
commit 5f66db08cb
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 1 deletions
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2
drivers/spi/spi-imx.c
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@ -662,7 +662,7 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx,
if (spi_imx->count >= 512)
ctrl |= 0xFFF << MX51_ECSPI_CTRL_BL_OFFSET;
else
ctrl |= (spi_imx->count*8 - 1)
ctrl |= (spi_imx->count * spi_imx->bits_per_word - 1)
<< MX51_ECSPI_CTRL_BL_OFFSET;
}