Remove STM32 variant (and submodule libopencm3)

[z180-stamp.git] / include / spi.h

diff --git a/include/spi.h b/include/spi.h
index 10525691c1f4a345749fb7487809b77489495554..463847631113142a6e5d2b512d31e6a7ec50f37a 100644 (file)
--- a/include/spi.h
+++ b/include/spi.h
@@ -32,11 +32,11 @@
 
 #define SPI_OFF()                              do { SPCR = 0; } while(0)
 
-static inline void spi_wait() {
+static inline __attribute__((always_inline)) void spi_wait() {
        loop_until_bit_is_set(SPSR,SPIF);
 }
 
-static inline void spi_write(uint8_t a) {
+static inline __attribute__((always_inline)) void spi_write(uint8_t a) {
        SPDR = a;
 }