[U-Boot] [PATCH v4 08/24] spi: exynos_spi: Use BIT macro
Jagan Teki
jteki at openedev.com
Thu Oct 22 22:50:08 CEST 2015
Replace numerical bit shift with BIT macro in exynos_spi
:%s/(1 << nr)/BIT(nr)/g
where nr = 0, 1, 2 .... 31
Cc: Simon Glass <sjg at chromium.org>
Signed-off-by: Jagan Teki <jteki at openedev.com>
---
drivers/spi/exynos_spi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/exynos_spi.c b/drivers/spi/exynos_spi.c
index 44948c3..ea3c51d 100644
--- a/drivers/spi/exynos_spi.c
+++ b/drivers/spi/exynos_spi.c
@@ -86,7 +86,7 @@ static void spi_request_bytes(struct exynos_spi *regs, int count, int step)
writel(0, ®s->swap_cfg);
}
- assert(count && count < (1 << 16));
+ assert(count && count < BIT(16));
setbits_le32(®s->ch_cfg, SPI_CH_RST);
clrbits_le32(®s->ch_cfg, SPI_CH_RST);
@@ -345,7 +345,7 @@ static int exynos_spi_xfer(struct udevice *dev, unsigned int bitlen,
*/
bytelen = bitlen / 8;
for (upto = 0; !ret && upto < bytelen; upto += todo) {
- todo = min(bytelen - upto, (1 << 16) - 4);
+ todo = min(bytelen - upto, BIT(16) - 4);
ret = spi_rx_tx(priv, todo, &din, &dout, flags);
if (ret)
break;
--
1.9.1
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