kirkwood_spi: add dummy spi_init()

The spi_init() function is missing. Add it.

Signed-off-by: Michael Walle <michael@walle.cc>

diff --git a/drivers/spi/kirkwood_spi.c b/drivers/spi/kirkwood_spi.c
index 6f502f05c468eea1a6646f919aacb5422e8448a2..54c403658c71e84cef57599865fe6305c0d440ab 100644 (file)
--- a/drivers/spi/kirkwood_spi.c
+++ b/drivers/spi/kirkwood_spi.c
@@ -107,6 +107,10 @@ int spi_cs_is_valid(unsigned int bus, unsigned int cs)
 }
 #endif
 
+void spi_init(void)
+{
+}
+
 void spi_cs_activate(struct spi_slave *slave)
 {
        writel(readl(&spireg->ctrl) | KWSPI_IRQUNMASK, &spireg->ctrl);