Commit 6d5ce1bd authored by Timo Herbrecher's avatar Timo Herbrecher Committed by Jagannadha Sutradharudu Teki
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spi: mxc_spi: Fix double incrementing read pointer for unaligned buffers



If dout buffer is not 32 bit-aligned or data to transmit is not multiple
of 32 bit the read data pointer is already incremented on single byte reads.
Signed-off-by: default avatarTimo Herbrecher <t.herbrecher@gateware.de>
Signed-off-by: default avatarJagannadha Sutradharudu Teki <jaganna@xilinx.com>
parent 21497ded
...@@ -255,8 +255,8 @@ int spi_xchg_single(struct spi_slave *slave, unsigned int bitlen, ...@@ -255,8 +255,8 @@ int spi_xchg_single(struct spi_slave *slave, unsigned int bitlen,
} else { } else {
data = *(u32 *)dout; data = *(u32 *)dout;
data = cpu_to_be32(data); data = cpu_to_be32(data);
dout += 4;
} }
dout += 4;
} }
debug("Sending SPI 0x%x\n", data); debug("Sending SPI 0x%x\n", data);
reg_write(&regs->txdata, data); reg_write(&regs->txdata, data);
......
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