4 files changed, 11 insertions, 14 deletions
diff --git a/libmaple/include/libmaple/dma.h b/libmaple/include/libmaple/dma.h
index 0b1ec4c..e22cdaf 100644
--- a/libmaple/include/libmaple/dma.h
+++ b/libmaple/include/libmaple/dma.h
@@ -294,7 +294,7 @@ extern void dma_set_mem_addr(dma_dev *dev, dma_tube tube, __io void *address);
  *
  * @param dev DMA Device
  * @param tube Tube whose peripheral data register base address to set.
- * @param addr Peripheral memory base address to use.
+ * @param address Peripheral memory base address to use.
  */
 extern void dma_set_per_addr(dma_dev *dev, dma_tube tube, __io void *address);
 
diff --git a/libmaple/include/libmaple/dma_common.h b/libmaple/include/libmaple/dma_common.h
index 67475f7..3765cd5 100644
--- a/libmaple/include/libmaple/dma_common.h
+++ b/libmaple/include/libmaple/dma_common.h
@@ -29,11 +29,9 @@
  * @author Marti Bolivar <mbolivar@leaflabs.com>
  * @brief Common DMA sub-header for <series/dma.h> and <libmaple/dma.h>.
  *
- * WARNING: CONTENTS UNSTABLE
- *
- * The existence of this file is an implementation detail.  Its
- * contents are not stable, so never include it directly.  If you need
- * something from here, #include <libmaple/dma.h> instead.
+ * CONTENTS UNSTABLE. The existence of this file is an implementation
+ * detail.  Never include it directly.  If you need something from
+ * here, include <libmaple/dma.h> instead.
  */
 
 /*
diff --git a/libmaple/include/libmaple/i2c_common.h b/libmaple/include/libmaple/i2c_common.h
index 5d99530..17cabe3 100644
--- a/libmaple/include/libmaple/i2c_common.h
+++ b/libmaple/include/libmaple/i2c_common.h
@@ -30,11 +30,9 @@
  * @author Marti Bolivar <mbolivar@leaflabs.com>
  * @brief This file is an implementation detail
  *
- * WARNING: CONTENTS UNSTABLE
- *
- * The existence of this file is an implementation detail.  Its
- * contents are not stable, so never include it directly.  If you need
- * something from here, #include <libmaple/i2c.h> instead.
+ * CONTENTS UNSTABLE. The existence of this file is an implementation
+ * detail.  Never include it directly.  If you need something from
+ * here, include <libmaple/i2c.h> instead.
  */
 
 #ifndef _LIBMAPLE_I2C_COMMON_H_
diff --git a/libmaple/include/libmaple/spi.h b/libmaple/include/libmaple/spi.h
index fab643f..4acd230 100644
--- a/libmaple/include/libmaple/spi.h
+++ b/libmaple/include/libmaple/spi.h
@@ -215,11 +215,12 @@ void spi_init(spi_dev *dev);
 struct gpio_dev;
 /**
  * @brief Configure GPIO bit modes for use as a SPI port's pins.
- * @param as_master If true, configure bits for use as a bus master.
- *                  Otherwise, configure bits for use as slave.
+ *
+ * @param dev SPI device
+ * @param as_master If true, configure as bus master; otherwise, as slave.
  * @param nss_dev NSS pin's GPIO device
- * @param comm_dev SCK, MISO, MOSI pins' GPIO device
  * @param nss_bit NSS pin's GPIO bit on nss_dev
+ * @param comm_dev SCK, MISO, MOSI pins' GPIO device
  * @param sck_bit SCK pin's GPIO bit on comm_dev
  * @param miso_bit MISO pin's GPIO bit on comm_dev
  * @param mosi_bit MOSI pin's GPIO bit on comm_dev