Merged in alinjerpelea/nuttx (pull request #992)

arm: codestyle fixes 3 * arm: lpc214x: codestyle fixes After the board restructuration is time for codestyle cleanup Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com> * arm: lpc2378: codestyle fixes After the board restructuration is time for codestyle cleanup Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com> * arm: lpc31xx: codestyle fixes After the board restructuration is time for codestyle cleanup Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com> * arm: lpc54xx: codestyle fixes After the board restructuration is time for codestyle cleanup Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com> * arm: lpc43xx: codestyle fixes After the board restructuration is time for codestyle cleanup Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com> Approved-by: Gregory Nutt <gnutt@nuttx.org>
2026-05-31 14:27:37 +08:00 · 2019-08-14 12:34:18 +00:00
parent 36d21a7a5b
commit de47c8f52f
181 changed files with 1586 additions and 1350 deletions
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/mcu123-lpc214x/include/board.h
+ * boards/arm/lpc214x/mcu123-lpc214x/include/board.h
 *
 *   Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -33,8 +33,8 @@
 *
 ****************************************************************************/

-#ifndef __ARCH_BOARD_BOARD_H
-#define __ARCH_BOARD_BOARD_H
+#ifndef __BOARDS_ARM_LPC214X_MCU123_LPC214X_INCLUDE_BOARD_H
+#define __BOARDS_ARM_LPC214X_MCU123_LPC214X_INCLUDE_BOARD_H

 /****************************************************************************
 * Included Files
@@ -76,4 +76,4 @@
 * Inline Functions
 ****************************************************************************/

-#endif  /* __ARCH_BOARD_BOARD_H */
+#endif  /* __BOARDS_ARM_LPC214X_MCU123_LPC214X_INCLUDE_BOARD_H */
@@ -1,5 +1,5 @@
 ##############################################################################
-# boards/mcu123-lpc214x/scripts/Make.defs
+# boards/arm/lpc214x/mcu123-lpc214x/scripts/Make.defs
 #
 #   Copyright (C) 2008-2009, 2011, 2014, 2017 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/mcu123-lpc214x/scripts/ld.script
+ * boards/arm/lpc214x/mcu123-lpc214x/scripts/ld.script
 *
 *   Copyright (C) 2008-2009, 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #############################################################################
-# boards/mcu123-lpc214x/lpc21isp.sh
+# boards/arm/lpc214x/mcu123-lpc214x/lpc21isp.sh
 #
 #   Copyright (C) 2008 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 ############################################################################
-# boards/mcu123-lpc214x/src/Makefile
+# boards/arm/lpc214x/mcu123-lpc214x/src/Makefile
 #
 #   Copyright (C) 2007-2010, 2012, 2015 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/mcu123-lpc214x/src/lpc2148_appinit.c
+ * boards/arm/lpc214x/mcu123-lpc214x/src/lpc2148_appinit.c
 *
 *   Copyright (C) 2008-2009, 2016 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -152,10 +152,12 @@ int board_app_initialize(uintptr_t arg)
  syslog(LOG_INFO, "Binding SPI port %d to MMC/SD slot %d\n",
         CONFIG_NSH_MMCSDSPIPORTNO, CONFIG_NSH_MMCSDSLOTNO);

-  ret = mmcsd_spislotinitialize(CONFIG_NSH_MMCSDMINOR, CONFIG_NSH_MMCSDSLOTNO, spi);
+  ret = mmcsd_spislotinitialize(CONFIG_NSH_MMCSDMINOR,
+                                CONFIG_NSH_MMCSDSLOTNO, spi);
  if (ret < 0)
    {
-      syslog(LOG_ERR, "ERROR: Failed to bind SPI port %d to MMC/SD slot %d: %d\n",
+      syslog(LOG_ERR,
+             "ERROR: Failed to bind SPI port %d to MMC/SD slot %d: %d\n",
             CONFIG_NSH_MMCSDSPIPORTNO, CONFIG_NSH_MMCSDSLOTNO, ret);
      return ret;
    }
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/mcu123-lpc214x/src/lpc2148_composite.c
+ * boards/arm/lpc214x/mcu123-lpc214x/src/lpc2148_composite.c
 *
 *   Copyright (C) 2012, 2016 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -212,6 +212,7 @@ static FAR void *board_composite0_connect(int port)
  cdcacm_get_composite_devdesc(&dev[0]);

  /* Overwrite and correct some values... */
+
  /* The callback functions for the CDC/ACM class */

  dev[0].classobject  = cdcacm_classobject;
@@ -222,7 +223,7 @@ static FAR void *board_composite0_connect(int port)
  dev[0].devinfo.ifnobase = ifnobase;             /* Offset to Interface-IDs */
  dev[0].minor = 0;                               /* The minor interface number */

-   /* Strings */
+  /* Strings */

  dev[0].devinfo.strbase = strbase;               /* Offset to String Numbers */

@@ -238,6 +239,7 @@ static FAR void *board_composite0_connect(int port)
  strbase  += dev[0].devinfo.nstrings;

  /* Configure the mass storage device device */
+
  /* Ask the usbmsc driver to fill in the constants we didn't
   * know here.
   */
@@ -245,6 +247,7 @@ static FAR void *board_composite0_connect(int port)
  usbmsc_get_composite_devdesc(&dev[1]);

  /* Overwrite and correct some values... */
+
  /* The callback functions for the USBMSC class */

  dev[1].classobject  = board_mscclassobject;
@@ -304,6 +307,7 @@ static FAR void *board_composite1_connect(int port)
      cdcacm_get_composite_devdesc(&dev[i]);

      /* Overwrite and correct some values... */
+
      /* The callback functions for the CDC/ACM class */

      dev[i].classobject = cdcacm_classobject;
@@ -347,7 +351,8 @@ static FAR void *board_composite1_connect(int port)
 int board_composite_initialize(int port)
 {
  /* If system/composite is built as an NSH command, then SD slot should
-   * already have been initialized in board_app_initialize() (see lpc2148_appinit.c).
+   * already have been initialized in board_app_initialize()
+   * (see lpc2148_appinit.c).
   * In this case, there is nothing further to be done here.
   *
   * NOTE: CONFIG_NSH_BUILTIN_APPS is not a fool-proof indication that NSH
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/mcu123-lpc214x/src/lpc2148_leds.c
+ * boards/arm/lpc214x/mcu123-lpc214x/src/lpc2148_leds.c
 *
 *   Copyright (C) 2007-2009, 2015 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -91,9 +91,9 @@ void board_autoled_initialize(void)
 {
  /* Initilize GIOs P1.16-P1.23 */

-  putled(ALLLEDS,LED_DIR_OFFSET);
-  putled(ALLLEDS,LED_SET_OFFSET);
-  putled(LEDBIT(0),LED_CLR_OFFSET);
+  putled(ALLLEDS, LED_DIR_OFFSET);
+  putled(ALLLEDS, LED_SET_OFFSET);
+  putled(LEDBIT(0), LED_CLR_OFFSET);
 }

 /****************************************************************************
@@ -102,7 +102,7 @@ void board_autoled_initialize(void)

 void board_autoled_on(int led)
 {
-  putled(LEDBIT(led),LED_CLR_OFFSET);
+  putled(LEDBIT(led), LED_CLR_OFFSET);
 }

 /****************************************************************************
@@ -111,6 +111,6 @@ void board_autoled_on(int led)

 void board_autoled_off(int led)
 {
-  putled(LEDBIT(led),LED_SET_OFFSET);
+  putled(LEDBIT(led), LED_SET_OFFSET);
 }
 #endif /* CONFIG_ARCH_LEDS */
@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/mcu123-lpc214x/src/lpc2148_spi1.c
+ * boards/arm/lpc214x/mcu123-lpc214x/src/lpc2148_spi1.c
 *
 *   Copyright (C) 2008-2010, 2012, 2016-2016 Gregory Nutt. All rights
 *     reserved.
@@ -109,15 +109,19 @@
 ****************************************************************************/

 static int spi_lock(FAR struct spi_dev_s *dev, bool lock);
-static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid, bool selected);
-static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev, uint32_t frequency);
+static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid,
+                       bool selected);
+static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev,
+                                 uint32_t frequency);
 static uint8_t spi_status(FAR struct spi_dev_s *dev, uint32_t devid);
 #ifdef CONFIG_SPI_CMDDATA
 static int spi_cmddata(FAR struct spi_dev_s *dev, uint32_t devid, bool cmd);
 #endif
 static uint16_t spi_send(FAR struct spi_dev_s *dev, uint16_t ch);
-static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer, size_t nwords);
-static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer, size_t nwords);
+static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer,
+                         size_t nwords);
+static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer,
+                          size_t nwords);

 /****************************************************************************
 * Private Data
@@ -217,7 +221,8 @@ static int spi_lock(FAR struct spi_dev_s *dev, bool lock)
 *
 ****************************************************************************/

-static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid, bool selected)
+static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid,
+                       bool selected)
 {
  uint32_t bit = 1 << 20;

@@ -273,7 +278,8 @@ static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid, bool selected)
 *
 ****************************************************************************/

-static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev, uint32_t frequency)
+static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev,
+                                 uint32_t frequency)
 {
  uint32_t divisor = LPC214X_PCLKFREQ / frequency;

@@ -401,14 +407,16 @@ static uint16_t spi_send(FAR struct spi_dev_s *dev, uint16_t wd)
 *   nwords - the length of data to send from the buffer in number of words.
 *            The wordsize is determined by the number of bits-per-word
 *            selected for the SPI interface.  If nbits <= 8, the data is
- *            packed into uint8_t's; if nbits >8, the data is packed into uint16_t's
+ *            packed into uint8_t's; if nbits >8,
+ *            the data is packed into uint16_t's
 *
 * Returned Value:
 *   None
 *
 ****************************************************************************/

-static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer, size_t nwords)
+static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer,
+                         size_t nwords)
 {
  FAR const uint8_t *ptr = (FAR const uint8_t *)buffer;
  uint8_t sr;
@@ -470,21 +478,26 @@ static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer, size
 *   dev -    Device-specific state data
 *   buffer - A pointer to the buffer in which to recieve data
 *   nwords - the length of data that can be received in the buffer in number
- *            of words.  The wordsize is determined by the number of bits-per-word
+ *            of words.
+ *            The wordsize is determined by the number of bits-per-word
 *            selected for the SPI interface.  If nbits <= 8, the data is
- *            packed into uint8_t's; if nbits >8, the data is packed into uint16_t's
+ *            packed into uint8_t's; if nbits >8,
+ *            the data is packed into uint16_t's
 *
 * Returned Value:
 *   None
 *
 ****************************************************************************/

-static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer, size_t nwords)
+static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer,
+                          size_t nwords)
 {
  FAR uint8_t *ptr = (FAR uint8_t*)buffer;
  uint32_t rxpending = 0;

-  /* While there is remaining to be sent (and no synchronization error has occurred) */
+  /* While there is remaining to be sent
+   * (and no synchronization error has occurred)
+   */

  spiinfo("nwords: %d\n", nwords);
  while (nwords || rxpending)
@@ -553,14 +566,15 @@ FAR struct spi_dev_s *lpc214x_spibus_initialize(int port)
   *   PINSEL1 P0.17/CAP1.2/SCK1/MAT1.2  Bits 2-3=10 for SCK1
   *   PINSEL1 P0.18/CAP1.3/MISO1/MAT1.3 Bits 4-5=10 for MISO1
   *   PINSEL1 P0.19/MAT1.2/MOSI1/CAP1.2 Bits 6-7=10 for MOSI1
-   *   PINSEL1 P0.20/MAT1.3/SSEL1/EINT3  Bits 8-9=10 for P0.20 (we'll control it via GPIO or FIO)
+   *   PINSEL1 P0.20/MAT1.3/SSEL1/EINT3  Bits 8-9=10 for P0.20
+   *   (we'll control it via GPIO or FIO)
   */

  regval32  = getreg32(LPC214X_PINSEL1);
-  regval32 &= ~(LPC214X_PINSEL1_P017_MASK|LPC214X_PINSEL1_P018_MASK|
-                LPC214X_PINSEL1_P019_MASK|LPC214X_PINSEL1_P020_MASK);
-  regval32 |= (LPC214X_PINSEL1_P017_SCK1|LPC214X_PINSEL1_P018_MISO1|
-                LPC214X_PINSEL1_P019_MOSI1|LPC214X_PINSEL1_P020_GPIO);
+  regval32 &= ~(LPC214X_PINSEL1_P017_MASK | LPC214X_PINSEL1_P018_MASK |
+                LPC214X_PINSEL1_P019_MASK | LPC214X_PINSEL1_P020_MASK);
+  regval32 |= (LPC214X_PINSEL1_P017_SCK1 | LPC214X_PINSEL1_P018_MISO1 |
+                LPC214X_PINSEL1_P019_MOSI1 | LPC214X_PINSEL1_P020_GPIO);
  putreg32(regval32, LPC214X_PINSEL1);

  /* Disable chip select using P0.20 (SSEL1)  (low enables) */
@@ -578,7 +592,8 @@ FAR struct spi_dev_s *lpc214x_spibus_initialize(int port)

  /* Configure 8-bit SPI mode */

-  putreg16(LPC214X_SPI1CR0_DSS8BIT|LPC214X_SPI1CR0_FRFSPI, LPC214X_SPI1_CR0);
+  putreg16(LPC214X_SPI1CR0_DSS8BIT | LPC214X_SPI1CR0_FRFSPI,
+           LPC214X_SPI1_CR0);

  /* Disable the SSP and all interrupts (we'll poll for all data) */

@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/mcu123-lpc214x/src/lpc2148_usbmsc.c
+ * boards/arm/lpc214x/mcu123-lpc214x/src/lpc2148_usbmsc.c
 *
 *   Copyright (C) 2008-2010, 2016 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -70,7 +70,7 @@
 #  define LPC214X_MMCSDSLOTNO 0

 #else
-   /* Add configuration for new LPC214x boards here */
+  /* Add configuration for new LPC214x boards here */

 #  error "Unrecognized LPC214x board"
 #endif
@@ -228,13 +228,13 @@ Using OpenOCD and GDB with an FT2232 JTAG emulator

    - Possibly the value of OPENOCD_PATH and TARGET_PATH
    - It assumes that the correct script to use is the one at
-      boards/zp214xpa/tools/olimex.cfg
+      boards/arm/lpc214x/zp214xpa/tools/olimex.cfg

  Starting OpenOCD

    Then you should be able to start the OpenOCD daemon like:

-      boards/zp214xpa/tools/oocd.sh $PWD
+      boards/arm/lpc214x/zp214xpa/tools/oocd.sh $PWD

    If you add that path to your PATH environment variable, the command
    simplifies to just:
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/zp214xpa/include/board.h
+ * boards/arm/lpc214x/zp214xpa/include/board.h
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -33,8 +33,8 @@
 *
 ****************************************************************************/

-#ifndef __BOARDS_ARM_ZP214XPA_INCLUDE_BOARD_H
-#define __BOARDS_ARM_ZP214XPA_INCLUDE_BOARD_H
+#ifndef __BOARDS_ARM_LPC214X_ZP214XPA_INCLUDE_BOARD_H
+#define __BOARDS_ARM_LPC214X_ZP214XPA_INCLUDE_BOARD_H

 /****************************************************************************
 * Included Files
@@ -65,4 +65,4 @@
 * Inline Functions
 ****************************************************************************/

-#endif  /* __BOARDS_ARM_ZP214XPA_INCLUDE_BOARD_H */
+#endif  /* __BOARDS_ARM_LPC214X_ZP214XPA_INCLUDE_BOARD_H */
@@ -1,5 +1,5 @@
 ##############################################################################
-# boards/zp214xpa/scripts/Make.defs
+# boards/arm/lpc214x/zp214xpa/scripts/Make.defs
 #
 #   Copyright (C) 2012, 2014, 2017 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/zp214xpa/scripts/ld.script
+ * boards/arm/lpc214x/zp214xpa/scripts/ld.script
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 ############################################################################
-# boards/zp214xpa/src/Makefile
+# boards/arm/lpc214x/zp214xpa/src/Makefile
 #
 #   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/zp214xpa/src/lpc2148_appinit.c
+ * boards/arm/lpc214x/zp214xpa/src/lpc2148_appinit.c
 *
 *   Copyright (C) 2015-2017 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/zp214xpa/src/lpc2148_spi1.c
+ * boards/arm/lpc214x/zp214xpa/src/lpc2148_spi1.c
 *
 *   Copyright (C) 2008-2010, 2012, 2016-2017 Gregory Nutt. All rights
 *     reserved.
@@ -112,15 +112,19 @@
 ****************************************************************************/

 static int spi_lock(FAR struct spi_dev_s *dev, bool lock);
-static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid, bool selected);
-static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev, uint32_t frequency);
+static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid,
+                       bool selected);
+static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev,
+                       uint32_t frequency);
 static uint8_t spi_status(FAR struct spi_dev_s *dev, uint32_t devid);
 #ifdef CONFIG_SPI_CMDDATA
 static int spi_cmddata(FAR struct spi_dev_s *dev, uint32_t devid, bool cmd);
 #endif
 static uint16_t spi_send(FAR struct spi_dev_s *dev, uint16_t ch);
-static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer, size_t nwords);
-static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer, size_t nwords);
+static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer,
+                         size_t nwords);
+static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer,
+                          size_t nwords);

 /****************************************************************************
 * Private Data
@@ -220,15 +224,16 @@ static int spi_lock(FAR struct spi_dev_s *dev, bool lock)
 *
 ****************************************************************************/

-static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid, bool selected)
+static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid,
+                       bool selected)
 {
 #ifdef CONFIG_DEBUG_SPI_INFO
  uint32_t regval;
 #endif
  uint32_t bit = 1 << 20;

-  /* We do not bother to check if devid == SPIDEV_DISPLAY(0) because that is the
-   * only thing on the bus.
+  /* We do not bother to check if devid == SPIDEV_DISPLAY(0)
+   * because that is the only thing on the bus.
   */

 #ifdef CONFIG_DEBUG_SPI_INFO
@@ -247,7 +252,8 @@ static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid, bool selected)
      /* Disable slave select (low enables) */

      putreg32(bit, CS_SET_REGISTER);
-      spiinfo("CS de-asserted: %08x->%08x\n", regval, getreg32(CS_PIN_REGISTER));
+      spiinfo("CS de-asserted: %08x->%08x\n", regval,
+               getreg32(CS_PIN_REGISTER));

      /* Wait for the TX FIFO not full indication */

@@ -287,7 +293,8 @@ static void spi_select(FAR struct spi_dev_s *dev, uint32_t devid, bool selected)
 *
 ****************************************************************************/

-static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev, uint32_t frequency)
+static uint32_t spi_setfrequency(FAR struct spi_dev_s *dev,
+                                 uint32_t frequency)
 {
  uint32_t divisor = LPC214X_PCLKFREQ / frequency;

@@ -360,15 +367,16 @@ static int spi_cmddata(FAR struct spi_dev_s *dev, uint32_t devid, bool cmd)
 #endif
  uint32_t bit = 1 << 23;

-  /* We do not bother to check if devid == SPIDEV_DISPLAY(0) because that is the
-   * only thing on the bus.
+  /* We do not bother to check if devid == SPIDEV_DISPLAY(0)
+   * because that is the only thing on the bus.
   */

  /* "This is the Data/Command control pad which determines whether the
   *  data bits are data or a command.
   *
   *  A0 = H: the inputs at D0 to D7 are treated as display data.
-   *  A0 = L: the inputs at D0 to D7 are transferred to the command registers."
+   *  A0 = L: the inputs at D0 to D7 are transferred to the command
+   *  registers."
   */

 #ifdef CONFIG_DEBUG_SPI_INFO
@@ -445,14 +453,16 @@ static uint16_t spi_send(FAR struct spi_dev_s *dev, uint16_t wd)
 *   nwords - the length of data to send from the buffer in number of words.
 *            The wordsize is determined by the number of bits-per-word
 *            selected for the SPI interface.  If nbits <= 8, the data is
- *            packed into uint8_t's; if nbits >8, the data is packed into uint16_t's
+ *            packed into uint8_t's; if nbits >8,
+ *            the data is packed into uint16_t's
 *
 * Returned Value:
 *   None
 *
 ****************************************************************************/

-static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer, size_t nwords)
+static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer,
+                         size_t nwords)
 {
  FAR const uint8_t *ptr = (FAR const uint8_t *)buffer;
  uint8_t sr;
@@ -514,16 +524,18 @@ static void spi_sndblock(FAR struct spi_dev_s *dev, FAR const void *buffer, size
 *   dev -    Device-specific state data
 *   buffer - A pointer to the buffer in which to recieve data
 *   nwords - the length of data that can be received in the buffer in number
- *            of words.  The wordsize is determined by the number of bits-per-word
- *            selected for the SPI interface.  If nbits <= 8, the data is
- *            packed into uint8_t's; if nbits >8, the data is packed into uint16_t's
+ *            of words.  The wordsize is determined by the number of
+ *            bits-per-word selected for the SPI interface.
+ *            If nbits <= 8, the data is packed into uint8_t's; if nbits >8,
+ *            the data is packed into uint16_t's
 *
 * Returned Value:
 *   None
 *
 ****************************************************************************/

-static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer, size_t nwords)
+static void spi_recvblock(FAR struct spi_dev_s *dev, FAR void *buffer,
+                          size_t nwords)
 {
  FAR uint8_t *ptr = (FAR uint8_t*)buffer;
  uint32_t rxpending = 0;
@@ -596,25 +608,27 @@ FAR struct spi_dev_s *lpc214x_spibus_initialize(int port)
   *
   *   PINSEL1 P0.17/CAP1.2/SCK1/MAT1.2  Bits 2-3=10 for SCK1
   *   PINSEL1 P0.18/CAP1.3/MISO1/MAT1.3 Bits 4-5=10 for MISO1
-   *                                     (This is the RESET line for the UG_2864AMBAG01,
-   *                                      although it is okay to configure it as an input too)
+   *                      (This is the RESET line for the UG_2864AMBAG01,
+   *                      although it is okay to configure it as an input too)
   *   PINSEL1 P0.19/MAT1.2/MOSI1/CAP1.2 Bits 6-7=10 for MOSI1
-   *   PINSEL1 P0.20/MAT1.3/SSEL1/EINT3  Bits 8-9=00 for P0.20 (we'll control it via GPIO or FIO)
-   *   PINSEL1 P0.23/VBUS                Bits 12-13=00 for P0.21 (we'll control it via GPIO or FIO)
+   *   PINSEL1 P0.20/MAT1.3/SSEL1/EINT3  Bits 8-9=00 for P0.20
+   *                                     (we'll control it via GPIO or FIO)
+   *   PINSEL1 P0.23/VBUS                Bits 12-13=00 for P0.21
+   *                                    (we'll control it via GPIO or FIO)
   */

  regval32  = getreg32(LPC214X_PINSEL1);
 #ifdef CONFIG_LCD_UG2864AMBAG01
-  regval32 &= ~(LPC214X_PINSEL1_P017_MASK|LPC214X_PINSEL1_P019_MASK|
-                LPC214X_PINSEL1_P020_MASK|LPC214X_PINSEL1_P023_MASK);
-  regval32 |= (LPC214X_PINSEL1_P017_SCK1|LPC214X_PINSEL1_P019_MOSI1|
-               LPC214X_PINSEL1_P020_GPIO|LPC214X_PINSEL1_P023_GPIO);
+  regval32 &= ~(LPC214X_PINSEL1_P017_MASK | LPC214X_PINSEL1_P019_MASK |
+                LPC214X_PINSEL1_P020_MASK | LPC214X_PINSEL1_P023_MASK);
+  regval32 |= (LPC214X_PINSEL1_P017_SCK1 | LPC214X_PINSEL1_P019_MOSI1 |
+               LPC214X_PINSEL1_P020_GPIO | LPC214X_PINSEL1_P023_GPIO);
 #else
-  regval32 &= ~(LPC214X_PINSEL1_P017_MASK|LPC214X_PINSEL1_P018_MASK
-                LPC214X_PINSEL1_P019_MASK|LPC214X_PINSEL1_P020_MASK|
+  regval32 &= ~(LPC214X_PINSEL1_P017_MASK | LPC214X_PINSEL1_P018_MASK
+                LPC214X_PINSEL1_P019_MASK | LPC214X_PINSEL1_P020_MASK |
                LPC214X_PINSEL1_P023_MASK);
-  regval32 |= (LPC214X_PINSEL1_P017_SCK1|LPC214X_PINSEL1_P018_MISO1|
-               LPC214X_PINSEL1_P019_MOSI1|LPC214X_PINSEL1_P020_GPIO|
+  regval32 |= (LPC214X_PINSEL1_P017_SCK1 | LPC214X_PINSEL1_P018_MISO1 |
+               LPC214X_PINSEL1_P019_MOSI1 | LPC214X_PINSEL1_P020_GPIO |
               LPC214X_PINSEL1_P023_GPIO);
 #endif
  putreg32(regval32, LPC214X_PINSEL1);
@@ -640,7 +654,8 @@ FAR struct spi_dev_s *lpc214x_spibus_initialize(int port)

  /* Configure 8-bit SPI mode */

-  putreg16(LPC214X_SPI1CR0_DSS8BIT|LPC214X_SPI1CR0_FRFSPI, LPC214X_SPI1_CR0);
+  putreg16(LPC214X_SPI1CR0_DSS8BIT | LPC214X_SPI1CR0_FRFSPI,
+           LPC214X_SPI1_CR0);

  /* Disable the SSP and all interrupts (we'll poll for all data) */

@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/zp214xpa/src/lpc2148_ug2864ambag01.c
+ * boards/arm/lpc214x/zp214xpa/src/lpc2148_ug2864ambag01.c
 *
 *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -56,7 +56,9 @@
 /****************************************************************************
 * Pre-processor Definitions
 ****************************************************************************/
+
 /* Configuration ************************************************************/
+
 /* The pin configurations here requires that SPI1 is avaialable */

 /* SPI should be configured with CMD/DATA support (and no transfer methods) */
@@ -66,6 +68,7 @@
 #endif

 /* Pin Configuration ********************************************************/
+
 /* UG-2864AMBAG01 OLED Display:
 *
 *   PIN NAME PIN CONFIGURATION
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# See boards/zp214xpa/README.txt for information about
+# See boards/arm/lpc214x/zp214xpa/README.txt for information about
 # this file.

 TOPDIR=$1
@@ -19,7 +19,7 @@ OPENOCD_PATH="/usr/local/bin"
 TARGET_PATH="/usr/local/share/openocd/scripts"

 OPENOCD_EXE=openocd.exe
-OPENOCD_CFG="${TOPDIR}/boards/zp214xpa/tools/olimex.cfg"
+OPENOCD_CFG="${TOPDIR}/boards/arm/lpc214x/zp214xpa/tools/olimex.cfg"
 OPENOCD_ARGS="-f ${OPENOCD_CFG} -s ${TARGET_PATH}"

 if [ "X$2" = "X-d" ]; then
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/olimex-lpc2378/include/board.h
+ * boards/arm/lpc2378/olimex-lpc2378/include/board.h
 *
 *   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
 *   Author: Rommel Marcelo
@@ -38,12 +38,12 @@
 *
 ****************************************************************************/

-#ifndef __BOARDS_ARM_OLIMEX_LPC2378_INCLUDE_BOARD_H
-#define __BOARDS_ARM_OLIMEX_LPC2378_INCLUDE_BOARD_H
+#ifndef __BOARDS_ARM_LPC2348_OLIMEX_LPC2378_INCLUDE_BOARD_H
+#define __BOARDS_ARM_LPC2348_OLIMEX_LPC2378_INCLUDE_BOARD_H

-/************************************************************************************
+/****************************************************************************
 * Pre-processor Definitions
- ************************************************************************************/
+ ****************************************************************************/

 /* If  USB is enabled, PLL must be configured for 48MHz to provide USB
 * clocking.
@@ -69,7 +69,7 @@

 #define LPC23XX_CCLK      57600000

- /* LED definitions **********************************************************/
+/* LED definitions **********************************************************/

 #define LED_STARTED       0
 #define LED_HEAPALLOCATE  1
@@ -84,4 +84,4 @@
 * Inline Functions
 ****************************************************************************/

-#endif  /* __BOARDS_ARM_OLIMEX_LPC2378_INCLUDE_BOARD_H */
+#endif  /* __BOARDS_ARM_LPC2348_OLIMEX_LPC2378_INCLUDE_BOARD_H */
@@ -1,5 +1,5 @@
 ##############################################################################
-# boards/olimex-lpc2378/scripts/Make.defs
+# boards/arm/lpc2378/olimex-lpc2378/scripts/Make.defs
 #
 #   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
 #   Author: Rommel Marcelo
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/olimex-lpc2378/scripts/ld.script
+ * boards/arm/lpc2378/olimex-lpc2378/scripts/ld.script
 *
 *   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
 *   Author: Rommel Marcelo
@@ -1,5 +1,5 @@
 ############################################################################
-# boards/mcu123-lpc214x/src/Makefile
+# boards/arm/lpc2378/olimex-lpc2378/src/Makefile
 #
 #   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
 #   Author: Rommel Marcelo
@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/olimex-lpc2378/src/lpc2378_appinit.c
+ * boards/arm/lpc2378/olimex-lpc2378/src/lpc2378_appinit.c
 *
 *   Copyright (C) 2010, 2016 Rommel Marcelo. All rights reserved.
 *   Author: Rommel Marcelo
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/olimex-lpc2378/src/lpc2378_leds.c
+ * boards/arm/lpc2378/olimex-lpc2378/src/lpc2378_leds.c
 *
 *   Copyright (C) 2010 Rommel Marcelo. All rights reserved.
 *   Author: Rommel Marcelo
@@ -195,11 +195,11 @@ Image Format
  it!

  To work around both of these issues, I have created a small program under
-  boards/ea3131/tools to add the header.  This program can be built under
+  boards/arm/lpc31xx/ea3131/tools to add the header.  This program can be built under
  either Linux or Cygwin (and probably other tool environments as well).  That
  tool can be built as follows:

-  - cd boards/ea3131/tools
+  - cd boards/arm/lpc31xx/ea3131/tools
  - make

  Then, to build the NuttX binary ready to load with the bootloader, just
@@ -216,10 +216,10 @@ Image Format
       to mklpc.sh in the final step.
    2. You can instruct Symantec to ignore the errors and it will stop quarantining
       the NXP program.
-    3. The CRC32 logic in boards/ea3131/tools doesn't seem to work.  As a result,
+    3. The CRC32 logic in boards/arm/lpc31xx/ea3131/tools doesn't seem to work.  As a result,
       the CRC is currently disabled in the header:

-       RCS file: /cvsroot/nuttx/nuttx/boards/ea3131/tools/lpchdr.c,v
+       RCS file: /cvsroot/nuttx/nuttx/boards/arm/lpc31xx/ea3131/tools/lpchdr.c,v
       retrieving revision 1.2
       diff -r1.2 lpchdr.c
       264c264
@@ -262,7 +262,7 @@ Using OpenOCD and GDB

  Then you should be able to start the OpenOCD daemon like:

-    boards/ea3131/tools/oocd.sh $PWD
+    boards/arm/lpc31xx/ea3131/tools/oocd.sh $PWD

  Where it is assumed that you are executing oocd.sh from the top level
  directory where NuttX is installed.
@@ -282,7 +282,8 @@ On-Demand Paging
 ^^^^^^^^^^^^^^^^

  There is a configuration that was used to verify the On-Demand Paging
-  feature for the ARM926 (see https://bitbucket.org/nuttx/documentation/src/master/NuttXDemandPaging.html).
+  feature for the ARM926
+  (see https://bitbucket.org/nuttx/documentation/src/master/NuttXDemandPaging.html).
  That configuration is contained in the pgnsh sub-directory.  The pgnsh configuration
  is only a test configuration, and lacks some logic to provide the full On-Demand
  Paging solution (see below).
@@ -383,16 +384,17 @@ On-Demand Paging

  This example uses a two-pass build.  The top-level Makefile recognizes the
  configuration option CONFIG_BUILD_2PASS and will execute the Makefile in
-  boards/ea3131/locked/Makefile to build the first pass object, locked.r.
+  boards/arm/lpc31xx/ea3131/locked/Makefile to build the first pass object, locked.r.
  This first pass object contains all of the code that must be in the locked
  text region. The Makefile in arch/arm/src/Makefile then includes this 1st
-  pass in build, positioning it as controlled by boards/ea3131/scripts/pg-ld.script.
+  pass in build, positioning it as controlled by
+  boards/arm/lpc31xx/ea3131/scripts/pg-ld.script.

  Finishing the Example:
  ----------------------

  This example is incomplete in that it does not have any media to reload the
-  page text region from:  The file boards/ea3131/src/up_fillpage.c is only
+  page text region from:  The file boards/arm/lpc31xx/ea3131/src/up_fillpage.c is only
  a stub.  That logic to actually reload the page from some storage medium
  (among other things) would have to be implemented in order to complete this
  example.  At present, the example works correctly up to the point where
@@ -438,7 +440,8 @@ On-Demand Paging
  Alternative:
  ------------

-  I have implemented an alternative within boards/ea3131/src/up_fillpage.c
+  I have implemented an alternative within
+  boards/arm/lpc31xx/ea3131/src/up_fillpage.c
  which is probably only useful for testing.  Here is the usage module
  for this alternative

@@ -1,5 +1,5 @@
-/************************************************************************************
- * boards/ea3131/include/board.h
+/****************************************************************************
+ * boards/arm/lpc31xx/ea3131/include/board.h
 * include/arch/board/board.h
 *
 *   Copyright (C) 2009-2010, 2014 Gregory Nutt. All rights reserved.
@@ -32,14 +32,14 @@
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
- ************************************************************************************/
+ ****************************************************************************/

-#ifndef __ARCH_BOARD_BOARD_H
-#define __ARCH_BOARD_BOARD_H
+#ifndef __BOARDS_ARM_LPC31XX_EA3131_INCLUDE_BOARD_H
+#define __BOARDS_ARM_LPC31XX_EA3131_INCLUDE_BOARD_H

-/************************************************************************************
+/****************************************************************************
 * Included Files
- ************************************************************************************/
+ ****************************************************************************/

 #include <nuttx/config.h>
 #ifndef __ASSEMBLY__
@@ -47,11 +47,12 @@
 # include "lpc31_cgudrvr.h"
 #endif

-/************************************************************************************
+/****************************************************************************
 * Pre-processor Definitions
- ************************************************************************************/
+ ****************************************************************************/
+
+/* Clocking *****************************************************************/

-/* Clocking *************************************************************************/
 /* Frequency of the FFAST input */

 #define BOARD_FREQIN_FFAST     (12000000) /* ffast (12 MHz crystal) */
@@ -80,8 +81,8 @@
 #define BOARD_HPLL1_MODE   0                  /* PLL mode */
 #define BOARD_HPLL1_FREQ  180000000           /* Frequency of the PLL in MHz */

-/* The following 3 bitsets determine which clocks will be enabled at initialization
- * time.
+/* The following 3 bitsets determine which clocks will be enabled at
+ * initialization time.
 */

 #define BOARD_CLKS_0_31 \
@@ -100,7 +101,7 @@
 #define BOARD_CLKS_64_92 \
 (0)

-/* LED definitions ******************************************************************/
+/* LED definitions **********************************************************/

 #define LED_STARTED       0
 #define LED_HEAPALLOCATE  1
@@ -111,6 +112,6 @@
 #define LED_ASSERTION     6
 #define LED_PANIC         7

-/* Button definitions ***************************************************************/
+/* Button definitions *******************************************************/

-#endif  /* __ARCH_BOARD_BOARD_H */
+#endif  /* __BOARDS_ARM_LPC31XX_EA3131_INCLUDE_BOARD_H */
@@ -1,5 +1,5 @@
-/************************************************************************************
- * boards/ea3131/include/board_memorymap.h
+/****************************************************************************
+ * boards/arm/lpc31xx/ea3131/include/board_memorymap.h
 * include/arch/board/board_memorymap.h
 *
 *   Copyright (C) 2009-2011 Gregory Nutt. All rights reserved.
@@ -32,27 +32,27 @@
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
- ************************************************************************************/
+ ****************************************************************************/

-#ifndef __ARCH_BOARD_BOARD_MEMORYMAP_H
-#define __ARCH_BOARD_BOARD_MEMORYMAP_H
+#ifndef __BOARDS_ARM_LPC31XX_EA3131_INCLUDE_MEMORYMAP_H
+#define __BOARDS_ARM_LPC31XX_EA3131INCLUDE_MEMORYMAP_H

 /* This file should never be included directly, but only indirectly via
 * lpc31_memorymap.h.
 */

-/************************************************************************************
+/****************************************************************************
 * Included Files
- ************************************************************************************/
+ ****************************************************************************/

 #include <nuttx/config.h>

-/************************************************************************************
+/****************************************************************************
 * Pre-processor Definitions
- ************************************************************************************/
+ ****************************************************************************/

-/* If the LPC31xx ROM page table is selected, then the board-logic is required
- * to provide:
+/* If the LPC31xx ROM page table is selected, then the board-logic is
+ * required to provide:
 *
 *   PGTABLE_BASE_PADDR - The physical address of the page table in ROM,
 *   PGTABLE_BASE_VADDR - The mapped address of the page table in ROM, and
@@ -60,7 +60,7 @@
 */

 #ifdef CONFIG_ARCH_ROMPGTABLE
-   /* The LPC31xx ROM page table uses a 1-1 physical to virtual memory mapping */
+  /* The LPC31xx ROM page table uses a 1-1 physical to virtual memory mapping */

 #  define LPC31_SHADOWSPACE_VSECTION 0x00000000 /* 0x00000000-0x00000fff: Shadow Area 4Kb */
 #  define LPC31_INTSRAM_VSECTION     0x11028000 /*                        Internal SRAM 96Kb-192Kb */
@@ -84,34 +84,35 @@
 #  define LPC31_INTC_VSECTION        0x60000000 /* 0x60000000-0x60000fff: Interrupt controller 4Kb */
 #  define LPC31_NAND_VSECTION        0x70000000 /* 0x70000000-0x700007ff: NANDFLASH Ctrl 2Kb */

-   /* Define the address of the page table within the ROM */
+  /* Define the address of the page table within the ROM */

 #  define ROMPGTABLE_OFFSET          0x0001c000  /* Offset of the ROM page table in ROM */
 #  define PGTABLE_BASE_PADDR         (LPC31_INTSROM0_PSECTION+ROMPGTABLE_OFFSET)
 #  define PGTABLE_BASE_VADDR         (LPC31_INTSROM0_VSECTION+ROMPGTABLE_OFFSET)
 #endif

-/************************************************************************************
+/****************************************************************************
 * Public Data
- ************************************************************************************/
+ ****************************************************************************/

 #ifndef __ASSEMBLY__

 #undef EXTERN
 #if defined(__cplusplus)
 #define EXTERN extern "C"
-extern "C" {
+extern "C"
+{
 #else
 #define EXTERN extern
 #endif

-/************************************************************************************
+/****************************************************************************
 * Public Function Prototypes
- ************************************************************************************/
+ ****************************************************************************/
 #undef EXTERN
 #if defined(__cplusplus)
 }
 #endif

 #endif /* __ASSEMBLY__ */
-#endif  /* __ARCH_BOARD_BOARD_MEMORYMAP_H */
+#endif  /* __BOARDS_ARM_LPC31XX_EA3131_MEMORYMAP_H */
@@ -1,5 +1,5 @@
 ############################################################################
-# boards/ea3131/locked/Makefile
+# boards/arm/lpc31xx/ea3131/locked/Makefile
 #
 #   Copyright (C) 2010 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/locked/ld-locked.script
+ * boards/arm/lpc31xx/ea3131/locked/ld-locked.script
 *
 *   Copyright (C) 2010 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 ###########################################################################
-# boards/ea3131/locked/mklocked.sh
+# boards/arm/lpc31xx/ea3131/locked/mklocked.sh
 #
 #   Copyright (C) 2010-2014, 2017 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 ############################################################################
-# boards/ea3131/scripts/Make.defs
+# boards/arm/lpc31xx/ea3131/scripts/Make.defs
 #
 #   Copyright (C) 2010, 2017 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/scripts/ld.script
+ * boards/arm/lpc31xx/ea3131/scripts/ld.script
 *
 *   Copyright (C) 2010-2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/scripts/pg-ld.script
+ * boards/arm/lpc31xx/ea3131/scripts/pg-ld.script
 *
 *   Copyright (C) 2010, 2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 ############################################################################
-# boards/ea3131/src/Makefile
+# boards/arm/lpc31xx/ea3131/src/Makefile
 #
 #   Copyright (C) 2009-2010 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
-/************************************************************************************
- * boards/ea3131/src/ea3131.h
+/****************************************************************************
+ * boards/arm/lpc31xx/ea3131/src/ea3131.h
 *
 *   Copyright (C) 2009-2010,2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -31,14 +31,14 @@
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
- ************************************************************************************/
+ ****************************************************************************/

-#ifndef __BOARDS_ARM_EA3131_SRC_EA3131_H
-#define __BOARDS_ARM_EA3131_SRC_EA3131_H
+#ifndef __BOARDS_ARM_LPC31XX_EA3131_SRC_EA3131_H
+#define __BOARDS_ARM_LPC31XX_EA3131_SRC_EA3131_H

-/************************************************************************************
+/****************************************************************************
 * Included Files
- ************************************************************************************/
+ ****************************************************************************/

 #include <nuttx/config.h>
 #include <nuttx/compiler.h>
@@ -46,109 +46,111 @@

 #include "lpc31_ioconfig.h"

-/************************************************************************************
+/****************************************************************************
 * Pre-processor Definitions
- ************************************************************************************/
+ ****************************************************************************/

-/* EA3131L GPIOs ********************************************************************/
+/* EA3131L GPIOs ************************************************************/

 /* LEDs -- interface through an I2C GPIO expander */

 /* BUTTONS -- NOTE that some have EXTI interrupts configured */

 /* SPI Chip Selects */
+
 /* SPI NOR flash is the only device on SPI. SPI_CS_OUT0 is its chip select */

 #define SPINOR_CS IOCONFIG_SPI_CSOUT0

 /* USB Soft Connect Pullup -- NONE */

-/************************************************************************************
+/****************************************************************************
 * Public Types
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Public data
- ************************************************************************************/
+ ****************************************************************************/

 #ifndef __ASSEMBLY__

-/************************************************************************************
+/****************************************************************************
 * Public Functions
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_meminitialize
 *
 * Description:
 *   Initialize external memory resources (sram, sdram, nand, nor, etc.)
 *
- ************************************************************************************/
+ ****************************************************************************/

 #ifdef CONFIG_LPC31_EXTDRAM
 void lpc31_meminitialize(void);
 #endif

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_spidev_initialize
 *
 * Description:
 *   Called to configure SPI chip select GPIO pins for the EA3131 board.
 *
- ************************************************************************************/
+ ****************************************************************************/

 void weak_function lpc31_spidev_initialize(void);

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_usbdev_initialize
 *
 * Description:
 *   Called to setup USB-related GPIO pins for the EA3131 board.
 *
- ************************************************************************************/
+ ****************************************************************************/

 #if defined(CONFIG_LPC31_USBOTG) && defined(CONFIG_USBDEV)
 void weak_function lpc31_usbdev_initialize(void);
 #endif

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_usbhost_bootinitialize
 *
 * Description:
- *   Called from lpc31_boardinitialize very early in inialization to setup USB
- *   host-related GPIO pins for the EA3131 board.
+ *   Called from lpc31_boardinitialize very early in inialization to setup
+ *   USB host-related GPIO pins for the EA3131 board.
 *
- ************************************************************************************/
+ ****************************************************************************/

 #if defined(CONFIG_LPC31_USBOTG) && defined(CONFIG_USBHOST)
 void weak_function lpc31_usbhost_bootinitialize(void);
 #endif

-/***********************************************************************************
+/****************************************************************************
 * Name: lpc31_usbhost_initialize
 *
 * Description:
- *   Called at application startup time to initialize the USB host functionality.
+ *   Called at application startup time to initialize the USB host
+ *   functionality.
 *   This function will start a thread that will monitor for device
 *   connection/disconnection events.
 *
- ***********************************************************************************/
+ ****************************************************************************/

 #if defined(CONFIG_LPC31_USBOTG) && defined(CONFIG_USBHOST)
 int lpc31_usbhost_initialize(void);
 #endif

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_pginitialize
 *
 * Description:
 *   Set up mass storage device to support on demand paging.
 *
- ************************************************************************************/
+ ****************************************************************************/

 #ifdef CONFIG_PAGING
 void weak_function lpc31_pginitialize(void);
 #endif

 #endif /* __ASSEMBLY__ */
-#endif /* __BOARDS_ARM_EA3131_SRC_EA3131_H */
+#endif /* __BOARDS_ARM_LPC31XX_EA3131_SRC_EA3131_H */
@@ -1,5 +1,5 @@
 /****************************************************************************
- * config/ea3131/src/lpc31_appinit.c
+ * boards/arm/lpc31xx/ea3131/src/lpc31_appinit.c
 *
 *   Copyright (C) 2009, 2012, 2016 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -72,7 +72,7 @@
 #    define CONFIG_NSH_MMCSDSLOTNO 0
 #  endif
 #else
-   /* Add configuration for new LPC31XX boards here */
+  /* Add configuration for new LPC31XX boards here */

 #  error "Unrecognized LPC31XX board"
 #  undef NSH_HAVEUSBDEV
@@ -85,8 +85,8 @@
 #  undef NSH_HAVEUSBDEV
 #endif

-/* Can't support MMC/SD features if mountpoints are disabled or if SDIO support
- * is not enabled.
+/* Can't support MMC/SD features if mountpoints are disabled or if SDIO
+ * support is not enabled.
 */

 #if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_LPC31_MCI)
@@ -151,18 +151,19 @@ int board_app_initialize(uintptr_t arg)
  ret = mmcsd_slotinitialize(CONFIG_NSH_MMCSDMINOR, sdio);
  if (ret != OK)
    {
-      syslog(LOG_ERR, "ERROR: Failed to bind SDIO to the MMC/SD driver: %d\n", ret);
+      syslog(LOG_ERR,
+             "ERROR: Failed to bind SDIO to the MMC/SD driver: %d\n", ret);
      return ret;
    }

  syslog(LOG_INFO, "Successfully bound SDIO to the MMC/SD driver\n");

-  /* Then let's guess and say that there is a card in the slot.  I need to check to
-   * see if the LPC313X10E-EVAL board supports a GPIO to detect if there is a card in
-   * the slot.
+  /* Then let's guess and say that there is a card in the slot.
+   * I need to check to see if the LPC313X10E-EVAL board supports a GPIO to
+   * detect if there is a card in the slot.
   */

-   sdio_mediachange(sdio, true);
+  sdio_mediachange(sdio, true);
 #endif
  return OK;
 }
@@ -1,5 +1,5 @@
-/************************************************************************************
- * boards/ea3131/src/lpc31_boot.c
+/****************************************************************************
+ * boards/arm/lpc31xx/ea3131/src/lpc31_boot.c
 *
 *   Copyright (C) 2009, 2012, 2015 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -31,11 +31,11 @@
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Included Files
- ************************************************************************************/
+ ****************************************************************************/

 #include <nuttx/config.h>

@@ -49,27 +49,28 @@
 #include "lpc31.h"
 #include "ea3131.h"

-/************************************************************************************
+/****************************************************************************
 * Pre-processor Definitions
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Private Functions
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Public Functions
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_boardinitialize
 *
 * Description:
- *   All LPC31XX architectures must provide the following entry point.  This entry
- *   point is called early in the intitialization -- after all memory has been
- *   configured and mapped but before any devices have been initialized.
+ *   All LPC31XX architectures must provide the following entry point.
+ *   This entry point is called early in the intitialization -- after all
+ *   memory has been configured and mapped but before any devices have been
+ *   initialized.
 *
- ************************************************************************************/
+ ****************************************************************************/

 void lpc31_boardinitialize(void)
 {
@@ -79,8 +80,8 @@ void lpc31_boardinitialize(void)
  lpc31_meminitialize();
 #endif

-  /* Configure SPI chip selects if 1) SPI is not disabled, and 2) the weak function
-   * lpc31_spidev_initialize() has been brought into the link.
+  /* Configure SPI chip selects if 1) SPI is not disabled, and 2) the weak
+   * function lpc31_spidev_initialize() has been brought into the link.
   */

 #if defined(CONFIG_LPC31_SPI)
@@ -90,10 +91,10 @@ void lpc31_boardinitialize(void)
    }
 #endif

-   /* Initialize USB is 1) USBDEV is selected, 2) the USB controller is not
-    * disabled, and 3) the weak function lpc31_usbdev_initialize() has been brought
-    * into the build.
-    */
+  /* Initialize USB is 1) USBDEV is selected, 2) the USB controller is not
+   * disabled, and 3) the weak function lpc31_usbdev_initialize() has been
+   * brought into the build.
+   */

 #if defined(CONFIG_USBDEV) && defined(CONFIG_LPC31_USBOTG)
  if (lpc31_usbdev_initialize)
@@ -104,8 +105,8 @@ void lpc31_boardinitialize(void)

  /* Initialize USB if the 1) the HS host or device controller is in the
   * configuration and 2) the weak function lpc31_usbhost_bootinitialize() has
-   * been brought into the build. Presumably either CONFIG_USBDEV or CONFIG_USBHOST
-   * is also selected.
+   * been brought into the build. Presumably either CONFIG_USBDEV or
+   * CONFIG_USBHOST is also selected.
   */

 #if defined(CONFIG_SAMA5_UHPHS) || defined(CONFIG_SAMA5_UDPHS)
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/src/lpc31_buttons.c
+ * boards/arm/lpc31xx/ea3131/src/lpc31_buttons.c
 *
 *   Copyright (C) 2009-2010, 2014-2015 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/src/lpc31_clkinit.c
+ * boards/arm/lpc31xx/ea3131/src/lpc31_clkinit.c
 *
 *   Copyright (C) 2009-2010 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -51,6 +51,7 @@
 ****************************************************************************/

 /* Sub-domain Clock Bitsets *************************************************/
+
 /* The following bitsets group clocks into bitsets associated with each
 * domain and fractional divider subdomain.
 *
@@ -132,8 +133,9 @@
 #define CGU_CLKSET_DOMAIN2_DIV10 \
  (_D2B(CLKID_PWMCLK))

-/* Domain 3 (DOMAINID_AHB0APB2), Clocks 50-57, Fraction dividers 11-13.  Clocks
- * not defined in the clock sets will be sourced with AHB_APB2_BASE_CLK.
+/* Domain 3 (DOMAINID_AHB0APB2), Clocks 50-57, Fraction dividers 11-13.
+ * Clocks not defined in the clock sets will be sourced with
+ * AHB_APB2_BASE_CLK.
 */

 /* Domain 3, Fractional divider 11: */
@@ -177,8 +179,9 @@
 #define CGU_CLKSET_DOMAIN6_DIV16 \
  (0)

-/* Domain 7 (DOMAINID_CLK1024FS), Clocks 73-86, Fraction dividers 17-22.  Clocks
- * not defined in the clock sets will be sourced with CLK1024FS_BASE_CLK.
+/* Domain 7 (DOMAINID_CLK1024FS), Clocks 73-86, Fraction dividers 17-22.
+ * Clocks not defined in the clock sets will be sourced with
+ * CLK1024FS_BASE_CLK.
 */

 /* Domain 7, Fractional divider 17: */
@@ -428,7 +431,6 @@ const struct lpc31_clkinit_s g_boardclks =
 #endif
 };

-
 /****************************************************************************
 * Private Functions
 ****************************************************************************/
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/src/lpc31_fillpage.c
+ * boards/arm/lpc31xx/ea3131/src/lpc31_fillpage.c
 *
 *   Copyright (C) 2010, 2012-2013, 20172018 Gregory Nutt. All rights
 *     reserved.
@@ -86,7 +86,8 @@
 #    undef CONFIG_EA3131_PAGING_SDSLOT
 #  endif
 #else
-   /* Add configuration for new LPC31XX boards here */
+  /* Add configuration for new LPC31XX boards here */
+
 #  error "Unrecognized LPC31XX board"
 #  undef CONFIG_EA3131_PAGING_SDSLOT
 #  undef HAVE_SD
@@ -112,16 +113,16 @@

 #ifdef CONFIG_PAGING_BINPATH

-   /* Can't support SD if the board does not support SD (duh) */
+  /* Can't support SD if the board does not support SD (duh) */

 #  if defined(CONFIG_EA3131_PAGING_SDSLOT) && !defined(HAVE_SD)
 #    error "This board does not support SD"
 #    undef CONFIG_EA3131_PAGING_SDSLOT
 #  endif

-   /* Can't support SD if mountpoints are disabled or if SDIO support
-    * is not enabled.
-    */
+  /* Can't support SD if mountpoints are disabled or if SDIO support
+   * is not enabled.
+   */

 #  if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_LPC31_MCI)
 #    ifdef CONFIG_EA3131_PAGING_SDSLOT
@@ -131,7 +132,7 @@
 #    undef HAVE_SD
 #  endif

-   /* A mountpoint for the FAT file system must be provided */
+  /* A mountpoint for the FAT file system must be provided */

 #  if !defined(CONFIG_EA3131_PAGING_MOUNTPT) && defined(CONFIG_EA3131_PAGING_SDSLOT)
 #    error "No CONFIG_EA3131_PAGING_MOUNTPT provided"
@@ -139,7 +140,7 @@
 #    undef HAVE_SD
 #  endif

-   /* If no minor number is provided, default to zero */
+  /* If no minor number is provided, default to zero */

 #  ifndef CONFIG_EA3131_PAGING_MINOR
 #    define CONFIG_EA3131_PAGING_MINOR 0
@@ -151,21 +152,21 @@

 #if defined(CONFIG_PAGING_M25PX) || defined(CONFIG_PAGING_AT45DB)

-   /* Verify that SPI support is enabld */
+  /* Verify that SPI support is enabld */

 #ifndef CONFIG_LPC31_SPI
 #  error "SPI support is not enabled"
 #endif

-   /* Make sure that some value is defined for the offset into the FLASH
-    * of the NuttX binary image.
-    */
+  /* Make sure that some value is defined for the offset into the FLASH
+   * of the NuttX binary image.
+   */

 #  ifndef CONFIG_EA3131_PAGING_BINOFFSET
 #    define CONFIG_EA3131_PAGING_BINOFFSET 0
 #  endif

-   /* Make sure that some value is defined for the SPI port number */
+  /* Make sure that some value is defined for the SPI port number */

 #  ifndef CONFIG_EA3131_PAGING_SPIPORT
 #    define CONFIG_EA3131_PAGING_SPIPORT 0
@@ -224,9 +225,9 @@ static struct pg_source_s g_pgsrc;
 *
 * Description:
 *  Initialize the source device that will support paging.
- *  If BINPATH is defined, then it is the full path to a file on a mounted file
- *  system.  In this case initialization will be deferred until the first
- *  time that up_fillpage() is called.
+ *  If BINPATH is defined, then it is the full path to a file on a mounted
+ *  file system.  In this case initialization will be deferred until the
+ *  first time that up_fillpage() is called.
 *
 ****************************************************************************/

@@ -271,7 +272,8 @@ static inline void lpc31_initsrc(void)
      /* Now mount the file system */

      snprintf(devname, 16, "/dev/mmcsd%d", CONFIG_EA3131_PAGING_MINOR);
-      ret = mount(devname, CONFIG_EA3131_PAGING_MOUNTPT, "vfat", MS_RDONLY, NULL);
+      ret = mount(devname, CONFIG_EA3131_PAGING_MOUNTPT, "vfat", MS_RDONLY,
+                  NULL);
      DEBUGASSERT(ret == OK);

 #endif /* CONFIG_EA3131_PAGING_SDSLOT */
@@ -326,7 +328,8 @@ static inline void lpc31_initsrc(void)
       * from the size of a pointer).
       */

-      ret = MTD_IOCTL(g_pgsrc.mtd, MTDIOC_GEOMETRY, (unsigned long)&g_pgsrc.geo);
+      ret = MTD_IOCTL(g_pgsrc.mtd, MTDIOC_GEOMETRY,
+                     (unsigned long)&g_pgsrc.geo);
      DEBUGASSERT(ret >= 0);
      capacity = g_pgsrc.geo.erasesize*g_pgsrc.geo.neraseblocks;
      pginfo("capacity: %d\n", capacity);
@@ -360,11 +363,12 @@ static inline void lpc31_initsrc(void)
 *  This callback is assumed to occur from an interrupt level when the
 *  device driver completes the fill operation.
 *
- *  NOTE 1: Allocating and filling a page is a two step process.  up_allocpage()
+ *  NOTE 1:
+ *  Allocating and filling a page is a two step process.  up_allocpage()
 *  allocates the page, and up_fillpage() fills it with data from some non-
 *  volatile storage device.  This distinction is made because up_allocpage()
- *  can probably be implemented in board-independent logic whereas up_fillpage()
- *  probably must be implemented as board-specific logic.
+ *  can probably be implemented in board-independent logic whereas
+ *  up_fillpage() probably must be implemented as board-specific logic.
 *
 *  NOTE 2: The initial mapping of vpage will be read-able, write-able,
 *  but non-cacheable.  No special actions will be required of
@@ -417,9 +421,9 @@ int up_fillpage(FAR struct tcb_s *tcb, FAR void *vpage)
  pginfo("TCB: %p vpage: %p far: %08x\n", tcb, vpage, tcb->xcp.far);
  DEBUGASSERT(tcb->xcp.far >= PG_PAGED_VBASE && tcb->xcp.far < PG_PAGED_VEND);

-  /* If BINPATH is defined, then it is the full path to a file on a mounted file
-   * system.  In this case initialization will be deferred until the first
-   * time that up_fillpage() is called.  Are we initialized?
+  /* If BINPATH is defined, then it is the full path to a file on a mounted
+   * file system.  In this case initialization will be deferred until the
+   * first time that up_fillpage() is called.  Are we initialized?
   */

 #if defined(CONFIG_PAGING_BINPATH)
@@ -475,7 +479,8 @@ int up_fillpage(FAR struct tcb_s *tcb, FAR void *vpage)

 /* Version 2:  Supports non-blocking, asynchronous fill operations */

-int up_fillpage(FAR struct tcb_s *tcb, FAR void *vpage, up_pgcallback_t pg_callback)
+int up_fillpage(FAR struct tcb_s *tcb, FAR void *vpage,
+                up_pgcallback_t pg_callback)
 {
  pginfo("TCB: %p vpage: %d far: %08x\n", tcb, vpage, tcb->xcp.far);
  DEBUGASSERT(tcb->xcp.far >= PG_PAGED_VBASE && tcb->xcp.far < PG_PAGED_VEND);
@@ -493,33 +498,36 @@ int up_fillpage(FAR struct tcb_s *tcb, FAR void *vpage, up_pgcallback_t pg_callb

 #endif /* CONFIG_PAGING_BLOCKINGFILL */

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_pginitialize
 *
 * Description:
 *   Set up mass storage device to support on demand paging.
 *
- ************************************************************************************/
+ ****************************************************************************/

 void weak_function lpc31_pginitialize(void)
 {
-  /* This initialization does nothing in this example setup.  But this function is
-   * where you might, for example:
+  /* This initialization does nothing in this example setup.
+   * But this function is where you might, for example:
   *
-   * - Initialize and configure a mass storage device to support on-demand paging.
-   *   This might be, perhaps an SD card or NAND memory.  An SPI FLASH would probably
-   *   already have been configured by lpc31_spidev_initialize(void);
-   * - Set up resources to support up_fillpage() operation.  For example, perhaps the
-   *   the text image is stored in a named binary file.  In this case, the virtual
-   *   text addresses might map to offsets into that file.
-   * - Do whatever else is necessary to make up_fillpage() ready for the first time
-   *   that it is called.
+   * - Initialize and configure a mass storage device to support on-demand
+   *   paging. This might be, perhaps an SD card or NAND memory.
+   *   An SPI FLASH would probably already have been configured by
+   *   lpc31_spidev_initialize(void);
+   * - Set up resources to support up_fillpage() operation.  For example,
+   *   perhaps the text image is stored in a named binary file.
+   *   In this case, the virtual text addresses might map to offsets into that
+   *   file.
+   * - Do whatever else is necessary to make up_fillpage() ready for the first
+   *   time that it is called.
   *
-   * In reality, however, this function is not very useful: This function is called
-   * from a low level (before nx_start() is even called), it may not be possible to
-   * perform file system operations or even to get debug output yet.  Therefore,
-   * to keep life simple, initialization will be deferred in all cases until the first
-   * time that up_fillpage() is called.
+   * In reality, however, this function is not very useful:
+   * This function is called from a low level (before nx_start() is even
+   * called), it may not be possible to perform file system operations or even
+   * to get debug output yet.  Therefore, to keep life simple, initialization
+   * will be deferred in all cases until the first time that up_fillpage()
+   * is called.
   */
 }

@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/src/lpc31_leds.c
+ * boards/arm/lpc31xx/ea3131/src/lpc31_leds.c
 *
 *   Copyright (C) 2009-2010, 2013, 2015 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /****************************************************************************
- * boards/ea3131/src/lpc31_mem.c
+ * boards/arm/lpc31xx/ea3131/src/lpc31_mem.c
 *
 *   Copyright (C) 2009-2010,2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -70,7 +70,7 @@

 #define EA3131_MPMC_DELAY           0x824

-/*Delay constants in nanosecondss for MT48LC32M16LF SDRAM on board */
+/* Delay constants in nanosecondss for MT48LC32M16LF SDRAM on board */

 #define EA3131_SDRAM_TRP            (20)
 #define EA3131_SDRAM_TRFC           (66)
@@ -90,7 +90,7 @@
 * the HCLK.
 */

-#define NS2HCLKS(ns,hclk2,mask) \
+#define NS2HCLKS(ns, hclk2, mask) \
  ((uint32_t)(((uint64_t)ns *(uint64_t)hclk2) / 1000000000ull) & mask)

 /****************************************************************************
@@ -169,7 +169,10 @@ static void lpc31_sdraminitialize(void)
 # define HCLK hclk
 #endif

-  /* Check RTL for divide by 2 possible. If so change then enable the followng logic */
+  /* Check RTL for divide by 2 possible.
+   * If so change then enable the followng logic
+   */
+
 #if 0
  uint32_t hclk2 = hclk;

@@ -189,9 +192,9 @@ static void lpc31_sdraminitialize(void)

  /* Configure device config register nSDCE0 for proper width SDRAM */

-  putreg32((MPMC_DYNCONFIG0_MDSDRAM|MPMC_DYNCONFIG_HP16_32MX16),
+  putreg32((MPMC_DYNCONFIG0_MDSDRAM | MPMC_DYNCONFIG_HP16_32MX16),
           LPC31_MPMC_DYNCONFIG0);
-  putreg32((MPMC_DYNRASCAS0_RAS2CLK|MPMC_DYNRASCAS0_CAS2CLK),
+  putreg32((MPMC_DYNRASCAS0_RAS2CLK | MPMC_DYNRASCAS0_CAS2CLK),
           LPC31_MPMC_DYNRASCAS0);

  /* Min 20ns program 1 so that at least 2 HCLKs are used */
@@ -222,8 +225,8 @@ static void lpc31_sdraminitialize(void)

  /* Issue continuous NOP commands  */

-  putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_INOP),
-           LPC31_MPMC_DYNCONTROL);
+  putreg32((MPMC_DYNCONTROL_CE | MPMC_DYNCONTROL_CS |
+            MPMC_DYNCONTROL_INOP), LPC31_MPMC_DYNCONTROL);

  /* Wait ~200us  */

@@ -231,8 +234,8 @@ static void lpc31_sdraminitialize(void)

  /* Issue a "pre-charge all" command */

-  putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_IPALL),
-           LPC31_MPMC_DYNCONTROL);
+  putreg32((MPMC_DYNCONTROL_CE | MPMC_DYNCONTROL_CS |
+            MPMC_DYNCONTROL_IPALL), LPC31_MPMC_DYNCONTROL);

  /* Minimum refresh pulse interval (tRFC) for MT48LC32M16A2=80nsec,
   * 100nsec provides more than adequate interval.
@@ -247,34 +250,35 @@ static void lpc31_sdraminitialize(void)

  /* Recommended refresh interval for normal operation of the Micron
   * MT48LC16LFFG = 7.8125usec (128KHz rate). ((HCLK / 128000) - 1) =
-    * refresh counter interval rate, (subtract one for safety margin).
+   * refresh counter interval rate, (subtract one for safety margin).
   */

-  putreg32(NS2HCLKS(EA3131_SDRAM_OPERREFRESH, HCLK, MPMC_DYNREFRESH_TIMER_MASK),
-           LPC31_MPMC_DYNREFRESH);
+  putreg32(NS2HCLKS(EA3131_SDRAM_OPERREFRESH, HCLK,
+                    MPMC_DYNREFRESH_TIMER_MASK), LPC31_MPMC_DYNREFRESH);

  /* Select mode register update mode */

-  putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_IMODE),
-           LPC31_MPMC_DYNCONTROL);
+  putreg32((MPMC_DYNCONTROL_CE | MPMC_DYNCONTROL_CS |
+            MPMC_DYNCONTROL_IMODE), LPC31_MPMC_DYNCONTROL);

  /* Program the SDRAM internal mode registers on bank nSDCE0 and reconfigure
-   * the SDRAM chips.  Bus speeds up to 90MHz requires use of a CAS latency = 2.
+   * the SDRAM chips.
+   * Bus speeds up to 90MHz requires use of a CAS latency = 2.
   * To get correct value on address bus CAS cycle, requires a shift by 13 for
   * 16bit mode
   */

  (void)getreg32(LPC31_EXTSDRAM0_VSECTION | (0x23 << 13));

-  putreg32((MPMC_DYNCONFIG0_MDSDRAM|MPMC_DYNCONFIG_HP16_32MX16),
+  putreg32((MPMC_DYNCONFIG0_MDSDRAM | MPMC_DYNCONFIG_HP16_32MX16),
           LPC31_MPMC_DYNCONFIG0);
-  putreg32((MPMC_DYNRASCAS0_RAS2CLK|MPMC_DYNRASCAS0_CAS2CLK),
+  putreg32((MPMC_DYNRASCAS0_RAS2CLK | MPMC_DYNRASCAS0_CAS2CLK),
           LPC31_MPMC_DYNRASCAS0);

  /* Select normal operating mode */

-  putreg32((MPMC_DYNCONTROL_CE|MPMC_DYNCONTROL_CS|MPMC_DYNCONTROL_INORMAL),
-           LPC31_MPMC_DYNCONTROL);
+  putreg32((MPMC_DYNCONTROL_CE | MPMC_DYNCONTROL_CS |
+            MPMC_DYNCONTROL_INORMAL), LPC31_MPMC_DYNCONTROL);

  /* Enable buffers */

@@ -282,7 +286,7 @@ static void lpc31_sdraminitialize(void)
  regval |= MPMC_DYNCONFIG0_B;
  putreg32(regval, LPC31_MPMC_DYNCONFIG0);

-  putreg32((MPMC_DYNCONTROL_INORMAL|MPMC_DYNCONTROL_CS),
+  putreg32((MPMC_DYNCONTROL_INORMAL | MPMC_DYNCONTROL_CS),
           LPC31_MPMC_DYNCONTROL);
 }

@@ -1,5 +1,5 @@
-/************************************************************************************
- * boards/ea3131/src/lpc31_spi.c
+/****************************************************************************
+ * boards/arm/lpc31xx/ea3131/src/lpc31_spi.c
 *
 *   Copyright (C) 2009-2012 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -31,11 +31,11 @@
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Included Files
- ************************************************************************************/
+ ****************************************************************************/

 #include <nuttx/config.h>

@@ -52,38 +52,42 @@
 #include "ea3131.h"

 #ifdef CONFIG_LPC31_SPI
-#if 0 /* At present, EA3131 specific logic is hard-coded in the file lpc31_spi.c
-       * in arch/arm/src/lpc31xx */
+#if 0
+/* At present, EA3131 specific logic is hard-coded in the file lpc31_spi.c
+ * in arch/arm/src/lpc31xx
+ */

-/************************************************************************************
+/****************************************************************************
 * Public Functions
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_spidev_initialize
 *
 * Description:
 *   Called to configure SPI chip select GPIO pins for the EA3131 board.
 *
- ************************************************************************************/
+ ****************************************************************************/

 void weak_function lpc31_spidev_initialize(void)
 {
-  /* NOTE: Clocking for SPI has already been provided. Pin configuration is performed
-   * on-the-fly, so no additional setup is required.
+  /* NOTE: Clocking for SPI has already been provided.
+   * Pin configuration is performed on-the-fly,
+   * so no additional setup is required.
   */
 }

-/************************************************************************************
+/****************************************************************************
 * Name:  lpc31_spiselect and lpc31_spistatus
 *
 * Description:
 *   The external functions, lpc31_spiselect and lpc31_spistatus must be
 *   provided by board-specific logic.  They are implementations of the select
 *   and status methods of the SPI interface defined by struct spi_ops_s (see
- *   include/nuttx/spi/spi.h). All other methods (including lpc31_spibus_initialize())
- *   are provided by common LPC31XX logic.  To use this common SPI logic on your
- *   board:
+ *   include/nuttx/spi/spi.h).
+ *   All other methods (including lpc31_spibus_initialize())
+ *   are provided by common LPC31XX logic.
+ *   To use this common SPI logic on your board:
 *
 *   1. Provide logic in lpc31_boardinitialize() to configure SPI chip select
 *      pins.
@@ -92,16 +96,18 @@ void weak_function lpc31_spidev_initialize(void)
 *      status operations using GPIOs in the way your board is configured.
 *   3. Add a calls to lpc31_spibus_initialize() in your low level application
 *      initialization logic
- *   4. The handle returned by lpc31_spibus_initialize() may then be used to bind the
- *      SPI driver to higher level logic (e.g., calling
+ *   4. The handle returned by lpc31_spibus_initialize() may then be used to
+ *      bind the SPI driver to higher level logic (e.g., calling
 *      mmcsd_spislotinitialize(), for example, will bind the SPI driver to
 *      the SPI MMC/SD driver).
 *
- ************************************************************************************/
+ ****************************************************************************/

 void lpc31_spiselect(FAR struct spi_dev_s *dev, uint32_t devid, bool selected)
 {
-  spiinfo("devid: %d CS: %s\n", (int)devid, selected ? "assert" : "de-assert");
+  spiinfo("devid: %d CS: %s\n", (int)devid,
+          selected ? "assert" : "de-assert");
+
 #warning "Missing logic"
 }

@@ -1,5 +1,5 @@
-/************************************************************************************
- * boards/ea3131/src/lpc31_usbhost.c
+/****************************************************************************
+ * boards/arm/lpc31xx/ea3131/src/lpc31_usbhost.c
 *
 *   Copyright (C) 2013, 2015-2017 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -31,11 +31,11 @@
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Included Files
- ************************************************************************************/
+ ****************************************************************************/

 #include <nuttx/config.h>

@@ -60,9 +60,9 @@

 #if defined(CONFIG_LPC31_USBOTG) || defined(CONFIG_USBHOST)

-/************************************************************************************
+/****************************************************************************
 * Pre-processor Definitions
- ************************************************************************************/
+ ****************************************************************************/

 #ifndef CONFIG_USBHOST_DEFPRIO
 #  define CONFIG_USBHOST_DEFPRIO 50
@@ -76,31 +76,32 @@
 #  endif
 #endif

-/************************************************************************************
+/****************************************************************************
 * Private Data
- ************************************************************************************/
+ ****************************************************************************/
+
 /* Retained device driver handle */

 static struct usbhost_connection_s *g_ehciconn;

-/************************************************************************************
+/****************************************************************************
 * Private Functions
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Name: ehci_waiter
 *
 * Description:
 *   Wait for USB devices to be connected to the EHCI root hub.
 *
- ************************************************************************************/
+ ****************************************************************************/

 static int ehci_waiter(int argc, char *argv[])
 {
  FAR struct usbhost_hubport_s *hport;

  uinfo("ehci_waiter:  Running\n");
-  for (;;)
+  for (; ; )
    {
      /* Wait for the device to change state */

@@ -123,48 +124,54 @@ static int ehci_waiter(int argc, char *argv[])
  return 0;
 }

-/************************************************************************************
+/****************************************************************************
 * Public Functions
- ************************************************************************************/
+ ****************************************************************************/

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_usbhost_bootinitialize
 *
 * Description:
- *   Called from lpc31_boardinitialize very early in inialization to setup USB
- *   host-related GPIO pins for the EA3131 board.
+ *   Called from lpc31_boardinitialize very early in inialization to setup
+ *   USB host-related GPIO pins for the EA3131 board.
 *
- *   USB host VBUS power is controlled by a Micrel USB power switch.  That switch is
- *   driver by a discrete that comes from the I2C-contrrol PCA9532 GPIO expander.
+ *   USB host VBUS power is controlled by a Micrel USB power switch.
+ *   That switch is driver by a discrete that comes from the I2C-contrrol
+ *   PCA9532 GPIO expander.
 *
- ************************************************************************************/
+ ****************************************************************************/

 void weak_function lpc31_usbhost_bootinitialize(void)
 {
-  /* Get an instance of the I2C interface.  This will be needed to control the
-   * PCA9532 GPIO expander.
+  /* Get an instance of the I2C interface.
+   * This will be needed to control the PCA9532 GPIO expander.
   */
+
 #warning Missing logic

  /* Use the I2C interface to initialize the PCA9532 GPIO expander driver */
+
 #warning Missing logic

  /* Configure pin to drive VBUS power using the PCA8532 GPIO expander */
+
 #warning Missing logic

  /* Configure pin to detect overrcurrent errors */
+
 #warning Missing logic
 }

-/***********************************************************************************
+/****************************************************************************
 * Name: lpc31_usbhost_initialize
 *
 * Description:
- *   Called at application startup time to initialize the USB host functionality.
+ *   Called at application startup time to initialize the USB host
+ *   functionality.
 *   This function will start a thread that will monitor for device
 *   connection/disconnection events.
 *
- ***********************************************************************************/
+ ****************************************************************************/

 int lpc31_usbhost_initialize(void)
 {
@@ -191,7 +198,8 @@ int lpc31_usbhost_initialize(void)
  ret = usbhost_msc_initialize();
  if (ret != OK)
    {
-      usyslog(LOG_ERR, "ERROR: Failed to register the mass storage class: %d\n", ret);
+      usyslog(LOG_ERR,
+              "ERROR: Failed to register the mass storage class: %d\n", ret);
    }
 #endif

@@ -238,27 +246,28 @@ int lpc31_usbhost_initialize(void)
  return OK;
 }

-/***********************************************************************************
+/****************************************************************************
 * Name: lpc31_usbhost_vbusdrive
 *
 * Description:
- *   Enable/disable driving of VBUS 5V output.  This function must be provided by
- *   each platform that implements the OHCI or EHCI host interface
+ *   Enable/disable driving of VBUS 5V output.
+ *   This function must be provided by each platform that implements the OHCI
+ *   or EHCI host interface
 *
 * Input Parameters:
- *   rhport - Selects root hub port to be powered host interface. Since the LPC31
- *     has only a downstream port, zero is the only possible value for this
- *     parameter.
+ *   rhport - Selects root hub port to be powered host interface.
+ *     Since the LPC31 has only a downstream port, zero is the only possible
+ *     value for this parameter.
 *   enable - true: enable VBUS power; false: disable VBUS power
 *
 * Returned Value:
 *   None
 *
- ***********************************************************************************/
+ ****************************************************************************/

 void lpc31_usbhost_vbusdrive(int rhport, bool enable)
 {
-  uinfo("RHPort%d: enable=%d\n", rhport+1, enable);
+  uinfo("RHPort%d: enable=%d\n", rhport + 1, enable);

  /* The LPC3131 has only a single root hub port */

@@ -269,44 +278,48 @@ void lpc31_usbhost_vbusdrive(int rhport, bool enable)
      if (enable)
        {
          /* Enable the Power Switch by driving the enable pin low */
+
 #warning Missing logic
        }
      else
        {
          /* Disable the Power Switch by driving the enable pin high */
+
 #warning Missing logic
        }
    }
 }

-/************************************************************************************
+/****************************************************************************
 * Name: lpc31_setup_overcurrent
 *
 * Description:
- *   Setup to receive an interrupt-level callback if an overcurrent condition is
- *   detected.
+ *   Setup to receive an interrupt-level callback if an overcurrent
+ *   condition is detected.
 *
 * Input Parameters:
 *   handler - New overcurrent interrupt handler
 *   arg     - The argument that will accompany the interrupt
 *
 * Returned Value:
- *   Zero (OK) returned on success; a negated errno value is returned on failure.
+ *   Zero (OK) returned on success; a negated errno value is returned on
+ *   failure.
 *
- ************************************************************************************/
+ ****************************************************************************/

 #if 0 /* Not ready yet */
 int lpc31_setup_overcurrent(xcpt_t handler, void *arg)
 {
  irqstate_t flags;

-  /* Disable interrupts until we are done.  This guarantees that the
-   * following operations are atomic.
+  /* Disable interrupts until we are done.
+   * This guarantees that the following operations are atomic.
   */

  flags = enter_critical_section();

  /* Configure the interrupt */
+
 #warning Missing logic

  leave_critical_section(flags);
@@ -1,5 +1,5 @@
 ############################################################################
-# boards/ea3131/tools/Makefile
+# boards/arm/lpc31xx/ea3131/tools/Makefile
 #
 #   Copyright (C) 2010 Gregory Nutt. All rights reserved.
 #   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /************************************************************************************************
- * boards/ea3131/tools/crc32.c
+ * boards/arm/lpc31xx/ea3131/tools/crc32.c
 *
 * This file is a part of NuttX:
 *
@@ -1,5 +1,5 @@
 /************************************************************************************
- * boards/ea3131/tools/lpchdr.c
+ * boards/arm/lpc31xx/ea3131/tools/lpchdr.c
 *
 *   Copyright (C) 2010-2011 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -1,5 +1,5 @@
 /************************************************************************************
- * boards/ea3131/tools/lpchdr.h
+ * boards/arm/lpc31xx/ea3131/tools/lpchdr.h
 *
 *   Copyright (C) 2010 Gregory Nutt. All rights reserved.
 *   Author: Gregory Nutt <gnutt@nuttx.org>
@@ -33,8 +33,8 @@
 *
 ************************************************************************************/

-#ifndef __BOARDS_ARM_EA3131_TOOLS_LPCHDR_H
-#define __BOARDS_ARM_EA3131_TOOLS_LPCHDR_H
+#ifndef __BOARDS_ARM_LPC31XX_EA3131_TOOLS_LPCHDR_H
+#define __BOARDS_ARM_LPC31XX_EA3131_TOOLS_LPCHDR_H

 /************************************************************************************
 * Included Files
@@ -101,5 +101,4 @@ struct lpc31_header_s
 extern uint32_t crc32part(const uint8_t *src, size_t len, uint32_t crc32val);
 extern uint32_t crc32(const uint8_t *src, size_t len);

-#endif /* __BOARDS_ARM_EA3131_TOOLS_LPCHDR_H */
-
+#endif /* __BOARDS_ARM_LPC31XX_EA3131_TOOLS_LPCHDR_H */
@@ -1,13 +1,13 @@
 #!/usr/bin/env bash

-# This script lies in sub-directory boards/ea3131/tools but make be executed
+# This script lies in sub-directory boards/arm/lpc31xx/ea3131/tools but make be executed
 # from either that directory or TOPDIR

 MYNAME=`basename $0`
 if [ -x "$PWD/$MYNAME" ]; then
 	TOPDIR="$PWD/../../.."
 else
-	if [ -x "$PWD/boards/ea3131/tools/$MYNAME" ]; then
+	if [ -x "$PWD/boards/arm/lpc31xx/ea3131/tools/$MYNAME" ]; then
 		TOPDIR="$PWD"
 	else
 		echo "This script must be executed from a known director"
@@ -19,7 +19,7 @@ echo "TOOLDIR: $TOOLDIR"
 # The lpchdr could be named lpchdr.exe if we are running under Cygwin or
 # just lpchdr under Linux

-TOOLDIR=$TOPDIR/boards/ea3131/tools
+TOOLDIR=$TOPDIR/boards/arm/lpc31xx/ea3131/tools

 if [ ! -d "$TOOLDIR" ]; then
 	echo "Tool directory $TOOLDIR does not exist"
--- a/Show More
+++ b/Show More