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Diffstat (limited to 'examples/stm32/f1/stm32vl-discovery/rtc/rtc.c')
-rw-r--r--examples/stm32/f1/stm32vl-discovery/rtc/rtc.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/examples/stm32/f1/stm32vl-discovery/rtc/rtc.c b/examples/stm32/f1/stm32vl-discovery/rtc/rtc.c
index be40dfd..c705261 100644
--- a/examples/stm32/f1/stm32vl-discovery/rtc/rtc.c
+++ b/examples/stm32/f1/stm32vl-discovery/rtc/rtc.c
@@ -25,7 +25,7 @@
#include <libopencm3/stm32/pwr.h>
#include <libopencm3/cm3/nvic.h>
-void clock_setup(void)
+static void clock_setup(void)
{
rcc_clock_setup_in_hse_8mhz_out_24mhz();
@@ -37,7 +37,7 @@ void clock_setup(void)
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_USART1EN);
}
-void usart_setup(void)
+static void usart_setup(void)
{
/* Setup GPIO pin GPIO_USART1_TX/GPIO9 on GPIO port A for transmit. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
@@ -59,7 +59,7 @@ void usart_setup(void)
usart_enable(USART1);
}
-void gpio_setup(void)
+static void gpio_setup(void)
{
/* Set GPIO8 (in GPIO port C) to 'output push-pull'. */
/* This drives the blue LED on the STM32VLDISCOVERY. */
@@ -67,7 +67,7 @@ void gpio_setup(void)
GPIO_CNF_OUTPUT_PUSHPULL, GPIO8);
}
-void nvic_setup(void)
+static void nvic_setup(void)
{
/* Without this the RTC interrupt routine will never be called. */
nvic_enable_irq(NVIC_RTC_IRQ);