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authorPeng Fan <peng.fan@nxp.com>2017-04-13 14:09:55 +0800
committerStefano Babic <sbabic@denx.de>2017-05-18 11:24:34 +0200
commit41eb8ff5ea0fe10c75b5c1dec2d0ee00f1c5ebce (patch)
treecffd0735f2daf32f0a1b6785105260329320b3d4 /drivers
parente02ec19f4d6b99ed53b24c32fd1ab9b402956941 (diff)
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/spi/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index f3f7dbe0897..bef864f46e5 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