spi: uniphier: fix wrong register overwrite
authorKeiji Hayashibara <hayashibara.keiji@socionext.com>
Tue, 3 Sep 2019 05:30:59 +0000 (14:30 +0900)
committerMark Brown <broonie@kernel.org>
Tue, 3 Sep 2019 11:38:20 +0000 (12:38 +0100)
When it changes the spi mode, the register is overwritten incorrectly.
This commit fixes this register overwrite.

Signed-off-by: Keiji Hayashibara <hayashibara.keiji@socionext.com>
Link: https://lore.kernel.org/r/1567488661-11428-2-git-send-email-hayashibara.keiji@socionext.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-uniphier.c

index 5a6137fe172df6eb5633ee38b7b3be2c01a84305..50f12fb20403d450bea6a178cd73f3b36b60ff35 100644 (file)
@@ -214,6 +214,7 @@ static void uniphier_spi_setup_transfer(struct spi_device *spi,
        if (!priv->is_save_param || priv->mode != spi->mode) {
                uniphier_spi_set_mode(spi);
                priv->mode = spi->mode;
+               priv->is_save_param = false;
        }
 
        if (!priv->is_save_param || priv->bits_per_word != t->bits_per_word) {