spi: bcm63xx-hsspi: add bcm63xx HSSPI driver

Add a driver for the High Speed SPI controller found on newer BCM63XX SoCs.

It does feature some new modes like 3-wire or dual spi, but neither of it
is currently implemented.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index eb1f1ef5fa2e..62ce2a9ec612 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -118,6 +118,13 @@ config SPI_BCM63XX
         help
           Enable support for the SPI controller on the Broadcom BCM63xx SoCs.
 
+config SPI_BCM63XX_HSSPI
+        tristate "Broadcom BCM63XX HS SPI controller driver"
+        depends on BCM63XX || COMPILE_TEST
+        help
+          This enables support for the High Speed SPI controller present on
+          newer Broadcom BCM63XX SoCs.
+
 config SPI_BITBANG
         tristate "Utilities for Bitbanging SPI masters"
         help