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Message-ID: <20230917164037.29284-1-stefanmoring@gmail.com>
Date: Sun, 17 Sep 2023 18:40:37 +0200
From: Stefan Moring <stefanmoring@...il.com>
To: broonie@...nel.org, shawnguo@...nel.org, s.hauer@...gutronxi.de,
festevam@...il.com, linux-imx@...p.com, linux-psi@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
sre@...nel.org
Cc: Stefan Moring <stefanmoring@...il.com>
Subject: [PATCH 1/1] 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@...il.com>
---
drivers/spi/spi-imx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index a8a74c7cb79f..498e35c8db2c 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -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;
}
--
2.42.0
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