dm: sf: sandbox: Convert SPI flash driver to driver model

[karo-tx-uboot.git] / arch / sandbox / include / asm / spi.h

diff --git a/arch/sandbox/include/asm/spi.h b/arch/sandbox/include/asm/spi.h
index 49b4a0f103a166ad02a0e5a316704aefb96ce8ca..9985e3c494922985d5f4f9538c9212dcb62e8bbf 100644 (file)
--- a/arch/sandbox/include/asm/spi.h
+++ b/arch/sandbox/include/asm/spi.h
@@ -32,19 +32,6 @@ struct sandbox_spi_emu_ops {
        int (*xfer)(void *priv, const u8 *rx, u8 *tx, uint bytes);
 };
 
-/*
- * There are times when the data lines are allowed to tristate.  What
- * is actually sensed on the line depends on the hardware.  It could
- * always be 0xFF/0x00 (if there are pull ups/downs), or things could
- * float and so we'd get garbage back.  This func encapsulates that
- * scenario so we can worry about the details here.
- */
-static inline void sandbox_spi_tristate(u8 *buf, uint len)
-{
-       /* XXX: make this into a user config option ? */
-       memset(buf, 0xff, len);
-}
-
 /*
  * Extract the bus/cs from the spi spec and return the start of the spi
  * client spec.  If the bus/cs are invalid for the current config, then