altos/stm32l0: Add LPUART driver

[fw/altos] / src / stm32l0 / ao_lpuart.h

diff --git a/src/stm32l0/ao_lpuart.h b/src/stm32l0/ao_lpuart.h
new file mode 100644 (file)
index 0000000..567eda7
--- /dev/null
+++ b/src/stm32l0/ao_lpuart.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright © 2020 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+char
+ao_lpuart1_getchar(void);
+
+void
+ao_lpuart1_putchar(char c);
+
+int
+_ao_lpuart1_pollchar(void);
+
+void
+ao_lpuart1_drain(void);
+
+void
+ao_lpuart1_set_speed(uint8_t speed);
+
+void
+ao_lpuart1_enable(void);
+
+void
+ao_lpuart1_disable(void);