spi_lm70llp parport adapter driver

This adds a driver for the LM70-LLP parport adapter, which is an eval board
for the LM70 temperature sensor.  For those without that board, it may be a
simpler example of a parport-to-SPI adapter then spi_butterfly.

Signed-off-by: Kaiwan N Billimoria <kaiwan@designergraphix.com>

Doc, coding style, and interface updates; build fixes.  Minor rename.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 5e3f748f2693..488b341d2af2 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -107,6 +107,15 @@ config SPI_IMX
           This enables using the Freescale iMX SPI controller in master
           mode.
 
+config SPI_LM70_LLP
+        tristate "Parallel port adapter for LM70 eval board (DEVELOPMENT)"
+        depends on SPI_MASTER && PARPORT && EXPERIMENTAL
+        select SPI_BITBANG
+        help
+          This driver supports the NS LM70 LLP Evaluation Board,
+          which interfaces to an LM70 temperature sensor using
+          a parallel port.
+
 config SPI_MPC52xx_PSC
         tristate "Freescale MPC52xx PSC SPI controller"
         depends on SPI_MASTER && PPC_MPC52xx && EXPERIMENTAL