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authorWolfram Sang <wsa+renesas@sang-engineering.com>2018-06-16 15:56:36 +0300
committerWolfram Sang <wsa@the-dreams.de>2018-06-29 09:23:12 +0300
commit12b731dd46d9ee646318e6e9dc587314a3908a46 (patch)
treed3c4e9740a34ad3cd0a3a22b43eec360d5ca23c5 /drivers
parent9aa613674f89d01248ae2e4afe691b515ff8fbb6 (diff)
downloadlinux-12b731dd46d9ee646318e6e9dc587314a3908a46.tar.xz
i2c: gpio: initialize SCL to HIGH again
It seems that during the conversion from gpio* to gpiod*, the initial state of SCL was wrongly switched to LOW. Fix it to be HIGH again. Fixes: 7bb75029ef34 ("i2c: gpio: Enforce open drain through gpiolib") Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Tested-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Cc: stable@kernel.org
Diffstat (limited to 'drivers')
-rw-r--r--drivers/i2c/busses/i2c-gpio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-gpio.c b/drivers/i2c/busses/i2c-gpio.c
index 005e6e0330c2..66f85bbf3591 100644
--- a/drivers/i2c/busses/i2c-gpio.c
+++ b/drivers/i2c/busses/i2c-gpio.c
@@ -279,9 +279,9 @@ static int i2c_gpio_probe(struct platform_device *pdev)
* required for an I2C bus.
*/
if (pdata->scl_is_open_drain)
- gflags = GPIOD_OUT_LOW;
+ gflags = GPIOD_OUT_HIGH;
else
- gflags = GPIOD_OUT_LOW_OPEN_DRAIN;
+ gflags = GPIOD_OUT_HIGH_OPEN_DRAIN;
priv->scl = i2c_gpio_get_desc(dev, "scl", 1, gflags);
if (IS_ERR(priv->scl))
return PTR_ERR(priv->scl);