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[2/4] spi: spi-nxp-fspi: change the default lut index

Message ID 1629445443-10300-2-git-send-email-haibo.chen@nxp.com
State Superseded
Headers show
Series [1/4] spi: spi-nxp-fspi: enable runtime pm for fspi | expand

Commit Message

Bough Chen Aug. 20, 2021, 7:44 a.m. UTC 
From: Haibo Chen <haibo.chen@nxp.com>

The fspi dynamic lut use the last lut for all IPS operations, the
imx8ulp only supports 15 luts, so change the last lut index from
31 to 15.

Signed-off-by: Han Xu <han.xu@nxp.com>
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
---
 drivers/spi/spi-nxp-fspi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c
index 1eecf20f1dab..a764eb475aed 100644
--- a/drivers/spi/spi-nxp-fspi.c
+++ b/drivers/spi/spi-nxp-fspi.c
@@ -63,9 +63,9 @@ 
 /*
  * The driver only uses one single LUT entry, that is updated on
  * each call of exec_op(). Index 0 is preset at boot with a basic
- * read operation, so let's use the last entry (31).
+ * read operation, so let's use the last entry (15).
  */
-#define	SEQID_LUT			31
+#define	SEQID_LUT			15
 
 /* Registers used by the driver */
 #define FSPI_MCR0			0x00