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samv7: fix compile warning in PWM and UART drivers

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The following warnings is fixed:

chip/sam_pwm.c:961:12: warning: unused variable 'regval' [-Wunused-variable]
  961 |   uint32_t regval;

chip/sam_serial.c: In function 'sam_dma_txavailable':
chip/sam_serial.c:2264:7: warning: unused variable 'rv' [-Wunused-variable]
 2264 |   int rv;

Signed-off-by: Michal Lenc <michallenc@seznam.cz>
This commit is contained in:
Michal Lenc 2024-07-12 10:08:37 +02:00 committed by Petro Karashchenko
parent 2bc97c0f0e
commit 5c48944e0b
2 changed files with 65 additions and 66 deletions
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2
arch/arm/src/samv7/sam_pwm.c
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@ -957,9 +957,9 @@ static int pwm_start(struct pwm_lowerhalf_s *dev,
const struct pwm_info_s *info)
{
struct sam_pwm_s *priv = (struct sam_pwm_s *)dev;
#ifdef CONFIG_PWM_MULTICHAN
uint32_t regval;
#ifdef CONFIG_PWM_MULTICHAN
for (int i = 0; i < PWM_NCHANNELS; i++)
{
int8_t index = info->channels[i].channel;

1
arch/arm/src/samv7/sam_serial.c
View File

@ -2261,7 +2261,6 @@ static void sam_dma_txint(struct uart_dev_s *dev, bool enable)
static void sam_dma_txavailable(struct uart_dev_s *dev)
{
struct sam_dev_s *priv = (struct sam_dev_s *)dev->priv;
int rv;
/* Only send when the DMA is idle */