I/O port driver for LPC214x added.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1016 35acf78f-673a-0410-8e92-d51de3d6d3f4

16 files changed, 314 insertions, 51 deletions

diff --git a/demos/ARM7-LPC214x-G++/board.c b/demos/ARM7-LPC214x-G++/board.c
index dc0cfb4f9..f188372b3 100644
--- a/demos/ARM7-LPC214x-G++/board.c
+++ b/demos/ARM7-LPC214x-G++/board.c
@@ -19,10 +19,10 @@
 

 #include <ch.h>

 

-#include <lpc214x.h>

-#include <vic.h>

-#include <lpc214x_serial.h>

-//#include "lpc214x_ssp.h"

+#include "lpc214x.h"

+#include "vic.h"

+#include "lpc214x_serial.h"

+#include "lpc214x_ssp.h"

 

 #include "board.h"

 //#include "mmcsd.h"

@@ -103,10 +103,11 @@ void hwinit0(void) {
   PINSEL0 = VAL_PINSEL0;

   PINSEL1 = VAL_PINSEL1;

   PINSEL2 = VAL_PINSEL2;

-  IO0DIR = VAL_FIO0DIR;

-  IO0SET = 0xFFFFFFFF;

-  IO1DIR = VAL_FIO1DIR;

-  IO1SET = 0xFFFFFFFF;

+  ioport_init_lld();

+  ioport_lpc214x_set_direction_lld(IOPORT_A, VAL_FIO0DIR);

+  ioport_write_lld(IOPORT_A, 0xFFFFFFFF);

+  ioport_lpc214x_set_direction_lld(IOPORT_B, VAL_FIO1DIR);

+  ioport_write_lld(IOPORT_B, 0xFFFFFFFF);

 }

 

 /*

diff --git a/demos/ARM7-LPC214x-G++/board.h b/demos/ARM7-LPC214x-G++/board.h
index c9d3f01b3..ee30559c8 100644
--- a/demos/ARM7-LPC214x-G++/board.h
+++ b/demos/ARM7-LPC214x-G++/board.h
@@ -20,6 +20,14 @@
 #ifndef _BOARD_H_

 #define _BOARD_H_

 

+#ifndef _LPC214X_H_

+#include "lpc214x.h"

+#endif

+

+#ifndef _IOPORTS_LLD_H_

+#include "ioports.h"

+#endif

+

 #define BOARD_OLIMEX_LCP_P2148

 

 /*

@@ -61,4 +69,17 @@
 #define VAL_FIO0DIR 0xB0703C00

 #define VAL_FIO1DIR 0x00000000

 

+#define PA_LED1         IOPORT_BIT(10)

+#define PA_LED2         IOPORT_BIT(11)

+#define PA_BUZZ1        IOPORT_BIT(12)

+#define PA_BUZZ2        IOPORT_BIT(13)

+#define PA_BSL          IOPORT_BIT(14)

+#define PA_BUTTON1      IOPORT_BIT(15)

+#define PA_BUTTON2      IOPORT_BIT(16)

+#define PA_SSEL1        IOPORT_BIT(20)

+#define PA_LEDUSB       IOPORT_BIT(31)

+

+#define PB_WP1          IOPORT_BIT(24)

+#define PB_CP1          IOPORT_BIT(25)

+

 #endif /* _BOARD_H_ */

diff --git a/demos/ARM7-LPC214x-G++/main.cpp b/demos/ARM7-LPC214x-G++/main.cpp
index 647dee8a3..1a50f5936 100644
--- a/demos/ARM7-LPC214x-G++/main.cpp
+++ b/demos/ARM7-LPC214x-G++/main.cpp
@@ -18,11 +18,12 @@
 */

 

 #include <ch.hpp>

+#include <ioports.h>

 

 #include <evtimer.h>

 #include <test.h>

 

-#include <lpc214x.h>

+#include <board.h>

 #include <lpc214x_serial.h>

 

 using namespace chibios_rt;

@@ -47,9 +48,9 @@ typedef struct {
 // Flashing sequence for LED1.

 static const seqop_t LED1_sequence[] =

 {

-  {BITCLEAR, 0x00000400},

+  {BITCLEAR, PA_LED1},

   {SLEEP,    200},

-  {BITSET,   0x00000400},

+  {BITSET,   PA_LED1},

   {SLEEP,    1800},

   {GOTO,     0}

 };

@@ -58,9 +59,9 @@ static const seqop_t LED1_sequence[] =
 static const seqop_t LED2_sequence[] =

 {

   {SLEEP,    1000},

-  {BITCLEAR, 0x00000800},

+  {BITCLEAR, PA_LED2},

   {SLEEP,    200},

-  {BITSET,   0x00000800},

+  {BITSET,   PA_LED2},

   {SLEEP,    1800},

   {GOTO,     1}

 };

@@ -68,9 +69,9 @@ static const seqop_t LED2_sequence[] =
 // Flashing sequence for LED3.

 static const seqop_t LED3_sequence[] =

 {

-  {BITCLEAR, 0x80000000},

+  {BITCLEAR, PA_LEDUSB},

   {SLEEP,    200},

-  {BITSET,   0x80000000},

+  {BITSET,   PA_LEDUSB},

   {SLEEP,    300},

   {GOTO,     0}

 };

@@ -97,10 +98,10 @@ protected:
       case STOP:

         return 0;

       case BITCLEAR:

-        IO0CLR = curr->value;

+        chPortClear(IOPORT_A, curr->value);

         break;

       case BITSET:

-        IO0SET = curr->value;

+        chPortSet(IOPORT_A, curr->value);

         break;

       }

       curr++;

@@ -135,7 +136,7 @@ public:
  */

 static void TimerHandler(eventid_t id) {

 

-  if (!(IO0PIN & 0x00018000)) { // Both buttons

+  if (!(chPortRead(IOPORT_A) & (PA_BUTTON1 | PA_BUTTON2))) { // Both buttons

     TesterThread tester;

     tester.Wait();

   };

diff --git a/demos/ARM7-LPC214x-GCC-minimal/board.c b/demos/ARM7-LPC214x-GCC-minimal/board.c
index 50f553fa3..a06b24291 100644
--- a/demos/ARM7-LPC214x-GCC-minimal/board.c
+++ b/demos/ARM7-LPC214x-GCC-minimal/board.c
@@ -103,10 +103,11 @@ void hwinit0(void) {
   PINSEL0 = VAL_PINSEL0;

   PINSEL1 = VAL_PINSEL1;

   PINSEL2 = VAL_PINSEL2;

-  IO0DIR = VAL_FIO0DIR;

-  IO0SET = 0xFFFFFFFF;

-  IO1DIR = VAL_FIO1DIR;

-  IO1SET = 0xFFFFFFFF;

+  ioport_init_lld();

+  ioport_lpc214x_set_direction_lld(IOPORT_A, VAL_FIO0DIR);

+  ioport_write_lld(IOPORT_A, 0xFFFFFFFF);

+  ioport_lpc214x_set_direction_lld(IOPORT_B, VAL_FIO1DIR);

+  ioport_write_lld(IOPORT_B, 0xFFFFFFFF);

 }

 

 /*

diff --git a/demos/ARM7-LPC214x-GCC-minimal/board.h b/demos/ARM7-LPC214x-GCC-minimal/board.h
index c9d3f01b3..3cdc2a9af 100644
--- a/demos/ARM7-LPC214x-GCC-minimal/board.h
+++ b/demos/ARM7-LPC214x-GCC-minimal/board.h
@@ -20,6 +20,14 @@
 #ifndef _BOARD_H_

 #define _BOARD_H_

 

+#ifndef _LPC214X_H_

+#include "lpc214x.h"

+#endif

+

+#ifndef _IOPORTS_LLD_H_

+#include "ioports.h"

+#endif

+

 #define BOARD_OLIMEX_LCP_P2148

 

 /*

@@ -61,4 +69,16 @@
 #define VAL_FIO0DIR 0xB0703C00

 #define VAL_FIO1DIR 0x00000000

 

+#define PA_LED1         IOPORT_BIT(10)

+#define PA_LED2         IOPORT_BIT(11)

+#define PA_BUZZ1        IOPORT_BIT(12)

+#define PA_BUZZ2        IOPORT_BIT(13)

+#define PA_BSL          IOPORT_BIT(14)

+#define PA_BUTTON1      IOPORT_BIT(15)

+#define PA_BUTTON2      IOPORT_BIT(16)

+#define PA_SSEL1        IOPORT_BIT(20)

+#define PA_WP1          IOPORT_BIT(24)

+#define PA_CP1          IOPORT_BIT(25)

+#define PA_LEDUSB       IOPORT_BIT(31)

+

 #endif /* _BOARD_H_ */

diff --git a/demos/ARM7-LPC214x-GCC-minimal/main.c b/demos/ARM7-LPC214x-GCC-minimal/main.c
index 59dc04158..60035ffb7 100644
--- a/demos/ARM7-LPC214x-GCC-minimal/main.c
+++ b/demos/ARM7-LPC214x-GCC-minimal/main.c
@@ -19,7 +19,7 @@
 

 #include <ch.h>

 

-#include "lpc214x.h"

+#include "board.h"

 

 /*

  * Red LEDs blinker thread, times are in milliseconds.

@@ -28,13 +28,13 @@ static WORKING_AREA(waThread1, 128);
 static msg_t Thread1(void *arg) {

 

   while (TRUE) {

-    IO0CLR = 0x00000800;

+    chPortClear(IOPORT_A, PA_LED2);

     chThdSleepMilliseconds(200);

-    IO0SET = 0x00000C00;

+    chPortSet(IOPORT_A, PA_LED1 | PA_LED2);

     chThdSleepMilliseconds(800);

-    IO0CLR = 0x00000400;

+    chPortClear(IOPORT_A, PA_LED1);

     chThdSleepMilliseconds(200);

-    IO0SET = 0x00000C00;

+    chPortSet(IOPORT_A, PA_LED1 | PA_LED2);

     chThdSleepMilliseconds(800);

   }

   return 0;

@@ -47,9 +47,9 @@ static WORKING_AREA(waThread2, 128);
 static msg_t Thread2(void *arg) {

 

   while (TRUE) {

-    IO0CLR = 0x80000000;

+    chPortClear(IOPORT_A, PA_LEDUSB);

     chThdSleepMilliseconds(200);

-    IO0SET = 0x80000000;

+    chPortSet(IOPORT_A, PA_LEDUSB);

     chThdSleepMilliseconds(300);

   }

   return 0;

diff --git a/demos/ARM7-LPC214x-GCC/board.c b/demos/ARM7-LPC214x-GCC/board.c
index 0db657b29..e1bf9369f 100644
--- a/demos/ARM7-LPC214x-GCC/board.c
+++ b/demos/ARM7-LPC214x-GCC/board.c
@@ -103,10 +103,11 @@ void hwinit0(void) {
   PINSEL0 = VAL_PINSEL0;

   PINSEL1 = VAL_PINSEL1;

   PINSEL2 = VAL_PINSEL2;

-  IO0DIR = VAL_FIO0DIR;

-  IO0SET = 0xFFFFFFFF;

-  IO1DIR = VAL_FIO1DIR;

-  IO1SET = 0xFFFFFFFF;

+  ioport_init_lld();

+  ioport_lpc214x_set_direction_lld(IOPORT_A, VAL_FIO0DIR);

+  ioport_write_lld(IOPORT_A, 0xFFFFFFFF);

+  ioport_lpc214x_set_direction_lld(IOPORT_B, VAL_FIO1DIR);

+  ioport_write_lld(IOPORT_B, 0xFFFFFFFF);

 }

 

 /*

diff --git a/demos/ARM7-LPC214x-GCC/board.h b/demos/ARM7-LPC214x-GCC/board.h
index c9d3f01b3..ee30559c8 100644
--- a/demos/ARM7-LPC214x-GCC/board.h
+++ b/demos/ARM7-LPC214x-GCC/board.h
@@ -20,6 +20,14 @@
 #ifndef _BOARD_H_

 #define _BOARD_H_

 

+#ifndef _LPC214X_H_

+#include "lpc214x.h"

+#endif

+

+#ifndef _IOPORTS_LLD_H_

+#include "ioports.h"

+#endif

+

 #define BOARD_OLIMEX_LCP_P2148

 

 /*

@@ -61,4 +69,17 @@
 #define VAL_FIO0DIR 0xB0703C00

 #define VAL_FIO1DIR 0x00000000

 

+#define PA_LED1         IOPORT_BIT(10)

+#define PA_LED2         IOPORT_BIT(11)

+#define PA_BUZZ1        IOPORT_BIT(12)

+#define PA_BUZZ2        IOPORT_BIT(13)

+#define PA_BSL          IOPORT_BIT(14)

+#define PA_BUTTON1      IOPORT_BIT(15)

+#define PA_BUTTON2      IOPORT_BIT(16)

+#define PA_SSEL1        IOPORT_BIT(20)

+#define PA_LEDUSB       IOPORT_BIT(31)

+

+#define PB_WP1          IOPORT_BIT(24)

+#define PB_CP1          IOPORT_BIT(25)

+

 #endif /* _BOARD_H_ */

diff --git a/demos/ARM7-LPC214x-GCC/main.c b/demos/ARM7-LPC214x-GCC/main.c
index c83d9a419..3eafdba61 100644
--- a/demos/ARM7-LPC214x-GCC/main.c
+++ b/demos/ARM7-LPC214x-GCC/main.c
@@ -20,7 +20,7 @@
 #include <ch.h>

 #include <test.h>

 

-#include "lpc214x.h"

+#include "board.h"

 #include "lpc214x_serial.h"

 #include "mmcsd.h"

 #include "buzzer.h"

@@ -33,13 +33,13 @@ static WORKING_AREA(waThread1, 128);
 static msg_t Thread1(void *arg) {

 

   while (TRUE) {

-    IO0CLR = 0x00000800;

+    chPortClear(IOPORT_A, PA_LED2);

     chThdSleepMilliseconds(200);

-    IO0SET = 0x00000C00;

+    chPortSet(IOPORT_A, PA_LED1 | PA_LED2);

     chThdSleepMilliseconds(800);

-    IO0CLR = 0x00000400;

+    chPortClear(IOPORT_A, PA_LED1);

     chThdSleepMilliseconds(200);

-    IO0SET = 0x00000C00;

+    chPortSet(IOPORT_A, PA_LED1 | PA_LED2);

     chThdSleepMilliseconds(800);

   }

   return 0;

@@ -52,9 +52,9 @@ static WORKING_AREA(waThread2, 128);
 static msg_t Thread2(void *arg) {

 

   while (TRUE) {

-    IO0CLR = 0x80000000;

+    chPortClear(IOPORT_A, PA_LEDUSB);

     chThdSleepMilliseconds(200);

-    IO0SET = 0x80000000;

+    chPortSet(IOPORT_A, PA_LEDUSB);

     chThdSleepMilliseconds(300);

   }

   return 0;

@@ -67,16 +67,16 @@ static WORKING_AREA(waTestThread, 128);
  */

 static void TimerHandler(eventid_t id) {

 

-  if (!(IO0PIN & 0x00018000)) { // Both buttons

+  if (!(chPortRead(IOPORT_A) & (PA_BUTTON1 | PA_BUTTON2))) {

     Thread *tp = chThdCreateStatic(waTestThread, sizeof(waTestThread),

                                    NORMALPRIO, TestThread, &COM1);

     chThdWait(tp);

     PlaySound(500, MS2ST(100));

   }

   else {

-    if (!(IO0PIN & 0x00008000)) // Button 1

+    if (!(chPortRead(IOPORT_A) & PA_BUTTON1))

       PlaySound(1000, MS2ST(100));

-    if (!(IO0PIN & 0x00010000)) { // Button 2

+    if (!(chPortRead(IOPORT_A) & PA_BUTTON2)) {

       chFDDWrite(&COM1, (uint8_t *)"Hello World!\r\n", 14);

       PlaySound(2000, MS2ST(100));

     }

@@ -129,7 +129,7 @@ int main(int argc, char **argv) {
    * If a button is pressed during the reset then the blinking leds threads

    * are not started in order to make accurate benchmarks.

    */

-  if ((IO0PIN & 0x00018000) == 0x00018000) {

+  if (chPortRead(IOPORT_A) && (PA_BUTTON1 | PA_BUTTON2) == (PA_BUTTON1 | PA_BUTTON2)) {

     chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

     chThdCreateStatic(waThread2, sizeof(waThread2), NORMALPRIO, Thread2, NULL);

   }

diff --git a/demos/ARM7-LPC214x-GCC/mmcsd.c b/demos/ARM7-LPC214x-GCC/mmcsd.c
index 292b450d5..bff2967d9 100644
--- a/demos/ARM7-LPC214x-GCC/mmcsd.c
+++ b/demos/ARM7-LPC214x-GCC/mmcsd.c
@@ -19,7 +19,7 @@
 

 #include <ch.h>

 

-#include "lpc214x.h"

+#include "board.h"

 #include "lpc214x_ssp.h"

 

 #include "mmcsd.h"

@@ -42,7 +42,7 @@ void InitMMC(void) {
 void tmrfunc(void *par) {

 

   if (cnt) {

-    if (!(IO1PIN & (1 << 25))) {

+    if (!(chPortRead(IOPORT_B) & PB_CP1)) {

       if (!--cnt)

         chEvtBroadcastI(&MMCInsertEventSource);

     }

@@ -50,7 +50,7 @@ void tmrfunc(void *par) {
       cnt = POLLING_INTERVAL;

   }

   else {

-    if (IO1PIN & (1 << 25)) {

+    if (chPortRead(IOPORT_B) & PB_CP1) {

       cnt = POLLING_INTERVAL;

       chEvtBroadcastI(&MMCRemoveEventSource);

     }

diff --git a/ports/ARM7-LPC214x/ioports_lld.h b/ports/ARM7-LPC214x/ioports_lld.h
new file mode 100644
index 000000000..db82b8f97
--- /dev/null
+++ b/ports/ARM7-LPC214x/ioports_lld.h
@@ -0,0 +1,174 @@
+/*

+    ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.

+

+    This file is part of ChibiOS/RT.

+

+    ChibiOS/RT 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 3 of the License, or

+    (at your option) any later version.

+

+    ChibiOS/RT 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.

+

+    You should have received a copy of the GNU General Public License

+    along with this program.  If not, see <http://www.gnu.org/licenses/>.

+*/

+

+/**

+ * @file ports/ARM-LPC214x/ioports_lld.h

+ * @brief LPC214x FIO low level driver

+ * @addtogroup LPC214X_IOPORTS

+ * @{

+ */

+

+#ifndef _IOPORTS_LLD_H_

+#define _IOPORTS_LLD_H_

+

+#ifndef _LPC214X_H_

+#include "lpc214x.h"

+#endif

+

+/*===========================================================================*/

+/* I/O Ports Types and constants.                                            */

+/*===========================================================================*/

+

+/**

+ * @brief Width, in bits, of an I/O port.
+ */

+#define IOPORTS_WIDTH 32

+

+/**

+ * @brief Digital I/O port sized unsigned type.
+ */

+typedef uint32_t ioportmask_t;

+

+/**

+ * @brief Port Identifier.

+ */

+typedef FIO * ioportid_t;

+

+/*===========================================================================*/

+/* I/O Ports Identifiers.                                                    */

+/*===========================================================================*/

+

+/**

+ * @brief FIO port 0 identifier.

+ */

+#define IOPORT_A        FIO0Base

+

+/**

+ * @brief FIO port 1 identifier.

+ */

+#define IOPORT_B        FIO1Base

+

+/*===========================================================================*/

+/* Implementation, some of the following macros could be implemented as      */

+/* functions, please put them in a file named ioports_lld.c if so.           */

+/*===========================================================================*/

+

+/**

+ * @brief FIO subsystem initialization.

+ * @details Enables the access through the fast registers.

+ */

+#define ioport_init_lld() {                                             \

+  SCS = 3;                                                              \

+}

+

+/**

+ * @brief Writes a bits mask on a I/O port.

+ *

+ * @param[in] port the port identifier

+ * @param[in] bits the bits to be written on the specified port

+ *

+ * @note This function is not meant to be invoked directly by the application

+ *       code.

+ */

+#define ioport_write_lld(port, bits) ((port)->FIO_PIN = (bits))

+

+/**

+ * @brief Reads an I/O port.

+ *

+ * @param[in] port the port identifier

+ * @return the port bits

+ *

+ * @note This function is not meant to be invoked directly by the application

+ *       code.

+ */

+#define ioport_read_lld(port) ((port)->FIO_PIN)

+

+/**

+ * @brief Sets a bits mask on a I/O port.

+ *

+ * @param[in] port the port identifier

+ * @param[in] bits the bits to be ORed on the specified port

+ *

+ * @note This function is not meant to be invoked directly by the application

+ *       code.

+ */

+#define ioport_set_lld(port, bits) ((port)->FIO_SET = (bits))

+

+/**

+ * @brief Clears a bits mask on a I/O port.

+ *

+ * @param[in] port the port identifier

+ * @param[in] bits the bits to be cleared on the specified port

+ *

+ * @note This function is not meant to be invoked directly by the application

+ *       code.

+ */

+#define ioport_clear_lld(port, bits) ((port)->FIO_CLR = (bits))

+

+/**

+ * @brief Toggles a bits mask on a I/O port.

+ *

+ * @param[in] port the port identifier

+ * @param[in] bits the bits to be XORed on the specified port

+ *

+ * @note This function is not meant to be invoked directly by the application

+ *       code.

+ */

+#define ioport_toggle_lld(port, bits) ((port)->FIO_PIN ^= (bits))

+

+/**

+ * @brief Writes a value on an I/O bus.

+ *

+ * @param[in] bus the I/O bus, pointer to a @p IOBus structure

+ * @param[in] bits the bits to be written on the I/O bus. Values exceeding

+ *            the bus width are masked so most significant bits are lost.

+ *

+ * @note This function is not meant to be invoked directly by the application

+ *       code.

+ */

+#define ioport_writebus_lld(bus, bits) {                                \

+  (port)->FIO_MASK = (bus)->bus_mask;                                   \

+  (port)->FIO_PIN = (bits) << (bus)->bus_offset;                        \

+  (port)->FIO_MASK = 0;                                                 \

+}

+

+/**

+ * @brief Reads a value from an I/O bus.

+ *

+ * @param[in] bus the I/O bus, pointer to a @p IOBus structure

+ * @return the bus bits

+ *

+ * @note This function is not meant to be invoked directly by the application

+ *       code.

+ */

+#define ioport_readbus_lld(bus) \

+  (((bus)->bus_portid->FIO_PIN & (bus)->bus_mask) >> (bus)->bus_offset)

+

+/**

+ * @brief FIO port setup.

+ * @details This function initializes a FIO port, note that this functionality

+ *          is LPC214x specific and non portable.

+ */

+#define ioport_lpc214x_set_direction_lld(port, dir) {                   \

+  (port)->FIO_DIR = (dir);                                              \

+}

+

+#endif /* _IOPORTS_LLD_H_ */

+

+/** @} */

diff --git a/ports/ARM7-LPC214x/lpc214x.h b/ports/ARM7-LPC214x/lpc214x.h
index 96dfa437b..e260da713 100644
--- a/ports/ARM7-LPC214x/lpc214x.h
+++ b/ports/ARM7-LPC214x/lpc214x.h
@@ -17,6 +17,11 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

 

+/**

+ * @file lpc214x.h

+ * @brief LPC214x register definitions

+ */

+

 #ifndef _LPC214X_H_

 #define _LPC214X_H_

 

diff --git a/ports/ARM7-LPC214x/lpc214x_ssp.c b/ports/ARM7-LPC214x/lpc214x_ssp.c
index 43c4100bc..00db41cbf 100644
--- a/ports/ARM7-LPC214x/lpc214x_ssp.c
+++ b/ports/ARM7-LPC214x/lpc214x_ssp.c
@@ -25,6 +25,7 @@
  */

 

 #include <ch.h>

+#include <ioports.h>

 

 #include "lpc214x.h"

 #include "lpc214x_ssp.h"

@@ -43,7 +44,7 @@ void sspAcquireBus(void) {
 #if LPC214x_SSP_USE_MUTEX

   chSemWait(&me);

 #endif

-  IO0CLR = 1 << 20;

+  chPortClear(IOPORT_A, (1 << 20));

 }

 

 /**

@@ -53,7 +54,7 @@ void sspAcquireBus(void) {
  */

 void sspReleaseBus(void) {

 

-  IO0SET = 1 << 20;

+  chPortSet(IOPORT_A, (1 << 20));

 #if LPC214x_SSP_USE_MUTEX

   chSemSignal(&me);

 #endif

diff --git a/ports/ARM7-LPC214x/port.dox b/ports/ARM7-LPC214x/port.dox
index ad567b2ae..35f0d128f 100644
--- a/ports/ARM7-LPC214x/port.dox
+++ b/ports/ARM7-LPC214x/port.dox
@@ -23,6 +23,7 @@
  * @brief LPC214x specific support.

  * @details The LPC214x support includes:

  * - VIC support code.

+ * - I/O ports driver.

  * - Buffered, interrupt driven, serial driver.

  * - SSP driver.

  * - A MMC/SD demo driver.

@@ -45,6 +46,21 @@
 /** @} */

 

 /**

+ * @defgroup LPC214x_IOPORTS I/O Ports Support

+ * @brief I/O Ports peripherals support.

+ * @details This module supports the LPC214x FIO controller. The controller

+ * supports the following features (see @ref IOPorts):

+ * - 32 bits wide ports.

+ * - Atomic set/reset functions.

+ * - Atomic set+reset function (atomic bus operations).

+ * - Output latched regardless of the pad setting.

+ * - Direct read of input pads regardless of the pad setting.

+ * .

+ * The only non atomic operations are bit toggling and bus writing.

+ * @ingroup LPC214x

+ */

+

+/**

  * @defgroup LPC214x_SERIAL UART Support

  * @{

  * @brief UART peripherals support.

diff --git a/ports/ARMCM3-STM32F103/port.dox b/ports/ARMCM3-STM32F103/port.dox
index 33afd445f..32049f969 100644
--- a/ports/ARMCM3-STM32F103/port.dox
+++ b/ports/ARMCM3-STM32F103/port.dox
@@ -21,6 +21,7 @@
  * @defgroup STM32F103 STM32F103 Support

  * @brief STM32F103 specific support.

  * @details The STM32F103 support includes:

+ * - I/O ports driver.

  * - Buffered, interrupt driven, serial driver.

  * - A demo supporting the kernel test suite.

  * .

diff --git a/readme.txt b/readme.txt
index 9d4a1446b..e17b2da93 100644
--- a/readme.txt
+++ b/readme.txt
@@ -70,8 +70,8 @@ GNU-Linux-GCC          - ChibiOS/RT simulator for x86 Linux systems, it is
   interface for digital I/O operations, this should help to create more

   portable applications and, in general, make easier to work with ChibiOS/RT

   on multiple architectures.

-- NEW: Port driver for STM32, cleaned up the initialization code in board.c to

-  use the port driver macros.

+- NEW: Port drivers for STM32 and LPC214x, cleaned up the initialization code

+  in board.c to use the port driver macros.

 - Documentation section reorganization and fixes.

 - Changed the STM32 demo stack sizes, it was incorrectly adjusted in version

   1.3.0 but it did not create problems (not a bug).