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authorMark Brown <broonie@kernel.org>2015-03-26 17:50:42 -0700
committerMark Brown <broonie@kernel.org>2015-03-26 17:50:42 -0700
commit1be38e041f8eaa935f370aa0f34dd7a2fe39b1d8 (patch)
tree2d89734fc831593784bd411be03a1b9649de4c9d /drivers/spi/spi-dw.c
parent6935224da2482a261c786501fbccb1dc4a675225 (diff)
parentbc465aa9d045feb0e13b4a8f32cc33c1943f62d6 (diff)
Merge tag 'v4.0-rc5' into spi-bcm2835
Linux 4.0-rc5
Diffstat (limited to 'drivers/spi/spi-dw.c')
-rw-r--r--drivers/spi/spi-dw.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index 5a97a62b298a..4847afba89f4 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -621,14 +621,14 @@ static void spi_hw_init(struct device *dev, struct dw_spi *dws)
if (!dws->fifo_len) {
u32 fifo;
- for (fifo = 2; fifo <= 256; fifo++) {
+ for (fifo = 1; fifo < 256; fifo++) {
dw_writew(dws, DW_SPI_TXFLTR, fifo);
if (fifo != dw_readw(dws, DW_SPI_TXFLTR))
break;
}
dw_writew(dws, DW_SPI_TXFLTR, 0);
- dws->fifo_len = (fifo == 2) ? 0 : fifo - 1;
+ dws->fifo_len = (fifo == 1) ? 0 : fifo;
dev_dbg(dev, "Detected FIFO size: %u bytes\n", dws->fifo_len);
}
}