- Initialize pdiv in declaration - fix format specifiers - simplify range check, pdiv can never be > 7 Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> --- drivers/spi/mvebu_spi.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/spi/mvebu_spi.c b/drivers/spi/mvebu_spi.c index 319d213872e0..58ac6057afe3 100644 --- a/drivers/spi/mvebu_spi.c +++ b/drivers/spi/mvebu_spi.c @@ -135,22 +135,21 @@ static int mvebu_spi_set_baudrate(struct mvebu_spi *p, u32 speed) #if defined(CONFIG_ARCH_ARMADA_370) || defined(CONFIG_ARCH_ARMADA_XP) static int armada_370_xp_spi_set_baudrate(struct mvebu_spi *p, u32 speed) { - u32 pscl, pdiv, val; + u32 pscl, pdiv = 0, val; /* prescaler values: 1,2,3,...,15 */ pscl = DIV_ROUND_UP(clk_get_rate(p->clk), speed); /* additional prescaler divider: 1, 2, 4, 8, 16, 32, 64, 128 */ - pdiv = 0; while (pscl > 15 && pdiv <= 7) { pscl = DIV_ROUND_UP(pscl, 2); pdiv++; } - dev_dbg(p->master.dev, "%s: clk = %lu, speed = %u, pscl = %d, pdiv = %d\n", + dev_dbg(p->master.dev, "%s: clk = %lu, speed = %u, pscl = %u, pdiv = %u\n", __func__, clk_get_rate(p->clk), speed, pscl, pdiv); - if (pscl > 15 || pdiv > 7) + if (pscl > 15) return -EINVAL; val = readl(p->base + SPI_IF_CONFIG) & ~(IF_CLK_PRESCALE_MASK); -- 2.10.2 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox