From 41eb8ff5ea0fe10c75b5c1dec2d0ee00f1c5ebce Mon Sep 17 00:00:00 2001
From: Peng Fan <peng.fan@nxp.com>
Date: Thu, 13 Apr 2017 14:09:55 +0800
Subject: [PATCH] spi: kconfig: add soft spi Kconfig entry

Add the Kconfig entry for SOFT_SPI which uses gpio to simulate the
SPI signals. We use it for accessing 74x164 on some i.MX boards.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Jagan Teki <jagan@openedev.com>
Cc: Stefano Babic <sbabic@denx.de>
---
 drivers/spi/Kconfig | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index f3f7dbe..bef864f 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -197,6 +197,12 @@ config OMAP3_SPI
 
 endif # if DM_SPI
 
+config SOFT_SPI
+	bool "Soft SPI driver"
+	help
+	 Enable Soft SPI driver. This driver is to use GPIO simulate
+	 the SPI protocol.
+
 config FSL_ESPI
 	bool "Freescale eSPI driver"
 	help