diff options
Diffstat (limited to 'arch/sandbox/include/asm/spi.h')
-rw-r--r-- | arch/sandbox/include/asm/spi.h | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/arch/sandbox/include/asm/spi.h b/arch/sandbox/include/asm/spi.h index 49b4a0f103..9985e3c494 100644 --- a/arch/sandbox/include/asm/spi.h +++ b/arch/sandbox/include/asm/spi.h @@ -33,19 +33,6 @@ struct sandbox_spi_emu_ops { }; /* - * 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 * it returns NULL. |