6 files changed, 12 insertions, 7 deletions
diff --git a/src/stm/ao_adc_stm.c b/src/stm/ao_adc_stm.c
index 505addfa..53d4b8c3 100644
--- a/src/stm/ao_adc_stm.c
+++ b/src/stm/ao_adc_stm.c
@@ -41,6 +41,7 @@ static uint8_t			ao_adc_ready;
  */
 static void ao_adc_done(int index)
 {
+	(void) index;
 	AO_DATA_PRESENT(AO_DATA_ADC);
 	ao_dma_done_transfer(STM_DMA_INDEX(STM_DMA_CHANNEL_ADC1));
 	if (ao_data_present == AO_DATA_ALL) {
diff --git a/src/stm/ao_exti_stm.c b/src/stm/ao_exti_stm.c
index c1dcdf85..35958cf8 100644
--- a/src/stm/ao_exti_stm.c
+++ b/src/stm/ao_exti_stm.c
@@ -119,6 +119,8 @@ ao_exti_setup (struct stm_gpio *gpio, uint8_t pin, uint8_t mode, void (*callback
 
 void
 ao_exti_set_mode(struct stm_gpio *gpio, uint8_t pin, uint8_t mode) {
+	(void) gpio;
+
 	uint32_t	mask = 1 << pin;
 	
 	if (mode & AO_EXTI_MODE_RISING)
@@ -133,12 +135,14 @@ ao_exti_set_mode(struct stm_gpio *gpio, uint8_t pin, uint8_t mode) {
 
 void
 ao_exti_set_callback(struct stm_gpio *gpio, uint8_t pin, void (*callback)()) {
+	(void) gpio;
 	ao_exti_callback[pin] = callback;
 }
 
 void
 ao_exti_enable(struct stm_gpio *gpio, uint8_t pin) {
 	uint32_t	mask = (1 << pin);
+	(void) gpio;
 	stm_exti.pr = mask;
 	stm_exti.imr |= (1 << pin);
 }
@@ -146,6 +150,7 @@ ao_exti_enable(struct stm_gpio *gpio, uint8_t pin) {
 void
 ao_exti_disable(struct stm_gpio *gpio, uint8_t pin) {
 	uint32_t	mask = (1 << pin);
+	(void) gpio;
 	stm_exti.imr &= ~mask;
 	stm_exti.pr = mask;
 }
diff --git a/src/stm/ao_lcd_stm.c b/src/stm/ao_lcd_stm.c
index 47ea374e..95af53d1 100644
--- a/src/stm/ao_lcd_stm.c
+++ b/src/stm/ao_lcd_stm.c
@@ -346,8 +346,7 @@ static const struct ao_cmds ao_lcd_stm_cmds[] = {
 void
 ao_lcd_stm_init(void)
 {
-	int s, c;
-	int r;
+	unsigned int s, c;
 	uint32_t	csr;
 
 	stm_rcc.ahbenr |= ((AO_LCD_STM_USES_GPIOA << STM_RCC_AHBENR_GPIOAEN) |
diff --git a/src/stm/ao_profile.h b/src/stm/ao_profile.h
index f7dd029d..f8a0c25e 100644
--- a/src/stm/ao_profile.h
+++ b/src/stm/ao_profile.h
@@ -20,7 +20,7 @@
 
 void	ao_profile_init();
 
-static uint32_t inline ao_profile_tick(void) {
+static inline uint32_t ao_profile_tick(void) {
 	uint16_t	hi, lo, second_hi;
 
 	do {
diff --git a/src/stm/ao_spi_stm_slave.c b/src/stm/ao_spi_stm_slave.c
index 98022442..962ff2c6 100644
--- a/src/stm/ao_spi_stm_slave.c
+++ b/src/stm/ao_spi_stm_slave.c
@@ -97,7 +97,6 @@ ao_spi_slave_send(void *block, uint16_t len)
 	ao_dma_done_transfer(miso_dma_index);
 }
 
-
 uint8_t
 ao_spi_slave_recv(void *block, uint16_t len)
 {
@@ -153,6 +152,7 @@ ao_spi_slave_recv(void *block, uint16_t len)
 
 	ao_dma_done_transfer(mosi_dma_index);
 	ao_dma_done_transfer(miso_dma_index);
+	return 1;
 }
 
 static void
diff --git a/src/stm/stm32l.h b/src/stm/stm32l.h
index ff3f5336..302f4d24 100644
--- a/src/stm/stm32l.h
+++ b/src/stm/stm32l.h
@@ -52,7 +52,7 @@ stm_moder_set(struct stm_gpio *gpio, int pin, vuint32_t value) {
 		       value << STM_MODER_SHIFT(pin));
 }
 	
-static inline vuint32_t
+static inline uint32_t
 stm_moder_get(struct stm_gpio *gpio, int pin) {
 	return (gpio->moder >> STM_MODER_SHIFT(pin)) & STM_MODER_MASK;
 }
@@ -69,7 +69,7 @@ stm_otyper_set(struct stm_gpio *gpio, int pin, vuint32_t value) {
 			value << STM_OTYPER_SHIFT(pin));
 }
 	
-static inline vuint32_t
+static inline uint32_t
 stm_otyper_get(struct stm_gpio *gpio, int pin) {
 	return (gpio->otyper >> STM_OTYPER_SHIFT(pin)) & STM_OTYPER_MASK;
 }
@@ -88,7 +88,7 @@ stm_ospeedr_set(struct stm_gpio *gpio, int pin, vuint32_t value) {
 		       value << STM_OSPEEDR_SHIFT(pin));
 }
 	
-static inline vuint32_t
+static inline uint32_t
 stm_ospeedr_get(struct stm_gpio *gpio, int pin) {
 	return (gpio->ospeedr >> STM_OSPEEDR_SHIFT(pin)) & STM_OSPEEDR_MASK;
 }