summaryrefslogtreecommitdiff
path: root/drivers/adc
diff options
context:
space:
mode:
authorPatrick Delaunay <patrick.delaunay@st.com>2019-06-21 15:26:45 +0200
committerPatrick Delaunay <patrick.delaunay@st.com>2019-07-12 11:50:55 +0200
commitc0d7f1fbade233703c1a06addfb4e742914917a4 (patch)
treee61a44a74c659874bf3e3e151dcada0126c96ba9 /drivers/adc
parent0fb03656730a58fc79831c8bcc852bc9f628b960 (diff)
downloadu-boot-c0d7f1fbade233703c1a06addfb4e742914917a4.tar.gz
adc: stm32: Fix warnings when compiling with W=1
This patch solves the following warnings: drivers/adc/stm32-adc-core.c: In function 'stm32h7_adc_clk_sel': warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < ARRAY_SIZE(stm32h7_adc_ckmodes_spec); i++) { ^ warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < ARRAY_SIZE(stm32h7_adc_ckmodes_spec); i++) { ^ Signed-off-by: Patrice Chotard <patrice.chotard@st.com> Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Acked-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Diffstat (limited to 'drivers/adc')
-rw-r--r--drivers/adc/stm32-adc-core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/adc/stm32-adc-core.c b/drivers/adc/stm32-adc-core.c
index a9aa143bfe..04b6a8a2f5 100644
--- a/drivers/adc/stm32-adc-core.c
+++ b/drivers/adc/stm32-adc-core.c
@@ -60,7 +60,8 @@ static int stm32h7_adc_clk_sel(struct udevice *dev,
{
u32 ckmode, presc;
unsigned long rate;
- int i, div;
+ unsigned int i;
+ int div;
/* stm32h7 bus clock is common for all ADC instances (mandatory) */
if (!clk_valid(&common->bclk)) {