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i2c: gpio: merge two very similar comments

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I think it is clear enough if we have the explanation once and make it
clear it is applicable for both SCL and SDA. Reword it a little with
the help of Simon's native language skills :)

Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2019-02-05 13:58:41 +01:00 committed by Wolfram Sang
parent 8fbd9b08b7
commit 60c1d5605b
1 changed files with 5 additions and 12 deletions
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17
drivers/i2c/busses/i2c-gpio.c
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@ -286,11 +286,11 @@ static int i2c_gpio_probe(struct platform_device *pdev)
/*
* First get the GPIO pins; if it fails, we'll defer the probe.
* If the SDA line is marked from platform data or device tree as
* "open drain" it means something outside of our control is making
* this line being handled as open drain, and we should just handle
* it as any other output. Else we enforce open drain as this is
* required for an I2C bus.
* If the SCL/SDA lines are marked "open drain" by platform data or
* device tree then this means that something outside of our control is
* marking these lines to be handled as open drain, and we should just
* handle them as we handle any other output. Else we enforce open
* drain as this is required for an I2C bus.
*/
if (pdata->sda_is_open_drain)
gflags = GPIOD_OUT_HIGH;
@ -300,13 +300,6 @@ static int i2c_gpio_probe(struct platform_device *pdev)
if (IS_ERR(priv->sda))
return PTR_ERR(priv->sda);
/*
* If the SCL line is marked from platform data or device tree as
* "open drain" it means something outside of our control is making
* this line being handled as open drain, and we should just handle
* it as any other output. Else we enforce open drain as this is
* required for an I2C bus.
*/
if (pdata->scl_is_open_drain)
gflags = GPIOD_OUT_HIGH;
else