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Date:   Sun,  5 Jan 2020 23:50:00 +0100
From:   Luca Ceresoli <>
Cc:     Luca Ceresoli <>,
        Wolfram Sang <>,
        Peter Rosin <>,
Subject: [PATCH 14/26] docs: i2c: smbus-protocol: use proper names for ACK and NACK

Use the proper ACK and NACK naming from the I2C specification instead of
"accept" and "reverse accept".

Signed-off-by: Luca Ceresoli <>
 Documentation/i2c/smbus-protocol.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/i2c/smbus-protocol.rst b/Documentation/i2c/smbus-protocol.rst
index fbadd4d25ad5..10c4a989982c 100644
--- a/Documentation/i2c/smbus-protocol.rst
+++ b/Documentation/i2c/smbus-protocol.rst
@@ -38,7 +38,7 @@ Key to symbols
 S               Start condition
 P               Stop condition
 Rd/Wr (1 bit)   Read/Write bit. Rd equals 1, Wr equals 0.
-A, NA (1 bit)   Accept and reverse accept bit.
+A, NA (1 bit)   Acknowledge (ACK) and Not Acknowledge (NACK) bit
 Addr  (7 bits)  I2C 7 bit address. Note that this can be expanded as usual to
                 get a 10 bit I2C address.
 Comm  (8 bits)  Command byte, a data byte which often selects a register on

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