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Commit f3463daa authored by Wolfram Sang's avatar Wolfram Sang Committed by Bartosz Golaszewski
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Documentation: gpio: driver: fix wire name for I2C


Typo: the data line is called "SDA" not "SCA".

Signed-off-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
parent 0faf40e3
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...@@ -135,7 +135,7 @@ This configuration is normally used as a way to achieve one of two things: ...@@ -135,7 +135,7 @@ This configuration is normally used as a way to achieve one of two things:
- inverse wire-OR on an I/O line, for example a GPIO line, making it possible - inverse wire-OR on an I/O line, for example a GPIO line, making it possible
for any driving stage on the line to drive it low even if any other output for any driving stage on the line to drive it low even if any other output
to the same line is simultaneously driving it high. A special case of this to the same line is simultaneously driving it high. A special case of this
is driving the SCL and SCA lines of an I2C bus, which is by definition a is driving the SCL and SDA lines of an I2C bus, which is by definition a
wire-OR bus. wire-OR bus.
Both usecases require that the line be equipped with a pull-up resistor. This Both usecases require that the line be equipped with a pull-up resistor. This
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