From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Sun, 28 Jun 2020 18:55:22 +0000 (+0200)
Subject: i2c: add Kconfig help text for slave mode
X-Git-Tag: v5.10.7~2190^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=58e64b050d09836a39b4339c9f46757f1616b2e6;p=platform%2Fkernel%2Flinux-rpi.git

i2c: add Kconfig help text for slave mode

I can't recall why there was none, but we surely want to have it.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
---

diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index 6e2d0d2..bae1dc0 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -113,6 +113,10 @@ config I2C_STUB
 
 config I2C_SLAVE
 	bool "I2C slave support"
+	help
+	  This enables Linux to act as an I2C slave device. Note that your I2C
+	  bus master driver also needs to support this functionality. Please
+	  read Documentation/i2c/slave-interface.rst for further details.
 
 if I2C_SLAVE