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path: root/drivers/spi/spi-gpio.c
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Diffstat (limited to 'drivers/spi/spi-gpio.c')
-rw-r--r--drivers/spi/spi-gpio.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
index eca9d52ecf65..9eb82150666e 100644
--- a/drivers/spi/spi-gpio.c
+++ b/drivers/spi/spi-gpio.c
@@ -410,6 +410,12 @@ static int spi_gpio_probe(struct platform_device *pdev)
bb = &spi_gpio->bitbang;
bb->master = master;
+ /*
+ * There is some additional business, apart from driving the CS GPIO
+ * line, that we need to do on selection. This makes the local
+ * callback for chipselect always get called.
+ */
+ master->flags |= SPI_MASTER_GPIO_SS;
bb->chipselect = spi_gpio_chipselect;
bb->set_line_direction = spi_gpio_set_direction;