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>
diff --git a/drivers/adc/stm32-adc-core.c b/drivers/adc/stm32-adc-core.c
index a9aa143..04b6a8a 100644
--- a/drivers/adc/stm32-adc-core.c
+++ b/drivers/adc/stm32-adc-core.c
@@ -60,7 +60,8 @@
{
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)) {