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Add basic LED and button support for the Open1788

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5648 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2013-02-13 01:33:37 +00:00
parent a36588b085
commit 3446a810c8
6 changed files with 737 additions and 14 deletions
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14
configs/open1788/include/board.h
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@ -198,15 +198,15 @@
#define LED_STARTED 0 /* OFF OFF OFF OFF */
#define LED_HEAPALLOCATE 1 /* ON OFF OFF OFF */
#define LED_IRQSENABLED 2 /* OFF ON OFF OFF */
#define LED_STACKCREATED 1 /* ON ON OFF OFF */
#define LED_INIRQ 2 /* LED3 glows, on while in interupt */
#define LED_SIGNAL 2 /* LED3 glows, on while in signal handler */
#define LED_ASSERTION 2 /* LED3 glows, on while in assertion */
#define LED_PANIC 2 /* LED3 Flashes at 2Hz */
#define LED_IDLE 3 /* LED glows, ON while sleeping */
#define LED_STACKCREATED 3 /* ON ON OFF OFF */
#define LED_INIRQ 4 /* LED3 glows, on while in interupt */
#define LED_SIGNAL 4 /* LED3 glows, on while in signal handler */
#define LED_ASSERTION 4 /* LED3 glows, on while in assertion */
#define LED_PANIC 4 /* LED3 Flashes at 2Hz */
#define LED_IDLE 5 /* LED4 glows, ON while sleeping */
/* Button definitions ***************************************************************/
/* The Open1788K supports several buttons. All will read "1" when open and "0"
/* The Open1788 supports several buttons. All will read "1" when open and "0"
* when closed
*
* USER1 -- Connected to P4[26]

22
configs/open1788/src/Makefile
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@ -44,6 +44,28 @@ ifeq ($(CONFIG_LPC17_EMC_NOR),y)
CSRCS += lpc17_norinitialize.c
endif
ifeq ($(CONFIG_LPC17_EMC_NAND),y)
CSRCS += lpc17_nandinitialize.c
endif
ifeq ($(CONFIG_LPC17_EMC_SDRM),y)
CSRCS += lpc17_sdraminitialize.c
endif
ifeq ($(CONFIG_NSH_ARCHINIT),y)
CSRCS += lpc17_nsh.c
endif
ifeq ($(CONFIG_ARCH_LEDS),y)
CSRCS += lpc17_autoleds.c
else
CSRCS += lpc17_userleds.c
endif
ifeq ($(CONFIG_ARCH_BUTTONS),y)
CSRCS += up_buttons.c
endif
AOBJS = $(ASRCS:.S=$(OBJEXT))
COBJS = $(CSRCS:.c=$(OBJEXT))

284
configs/open1788/src/lpc17_autoleds.c Normal file
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@ -0,0 +1,284 @@
/****************************************************************************
* configs/open1788/src/lpc17_autoleds.c
* arch/arm/src/board/lpc17_autoleds.c
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <debug.h>
#include <arch/board/board.h>
#include "chip.h"
#include "up_arch.h"
#include "up_internal.h"
#include "lpc17_gpio.h"
#include "open1788.h"
/****************************************************************************
* Definitions
****************************************************************************/
/* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in
* any way. The following definitions are used to access individual LEDs.
*
* LED1 -- Connected to P1[14]
* LED2 -- Connected to P0[16]
* LED3 -- Connected to P1[13]
* LED4 -- Connected to P4[27]
*
* These LEDs are connecte to ground so a high output value will illuminate them.
*
* If CONFIG_ARCH_LEDs is defined, then NuttX will control the four LEDs
* on the WaveShare Open1788K. The following definitions describe how NuttX
* controls the LEDs:
*
* LED1 LED2 LED3 LED4
* LED_STARTED 0 OFF OFF OFF OFF
* LED_HEAPALLOCATE 1 ON OFF OFF OFF
* LED_IRQSENABLED 2 OFF ON OFF OFF
* LED_STACKCREATED 3 ON ON OFF OFF
* LED_INIRQ 4 LED3 glows, on while in interupt
* LED_SIGNAL 4 LED3 glows, on while in signal handler
* LED_ASSERTION 4 LED3 glows, on while in assertion
* LED_PANIC 4 LED3 Flashes at 2Hz
* LED_IDLE 5 LED glows, ON while sleeping
*/
/* The following definitions map the encoded LED setting to GPIO settings */
#define OPEN1788_LED1 (1 << 0)
#define OPEN1788_LED2 (1 << 1)
#define OPEN1788_LED3 (1 << 2)
#define OPEN1788_LED4 (1 << 3)
#define ON_SETBITS_SHIFT (0)
#define ON_CLRBITS_SHIFT (4)
#define OFF_SETBITS_SHIFT (8)
#define OFF_CLRBITS_SHIFT (12)
#define ON_BITS(v) ((v) & 0xff)
#define OFF_BITS(v) (((v) >> 8) & 0x0ff)
#define SETBITS(b) ((b) & 0x0f)
#define CLRBITS(b) (((b) >> 4) & 0x0f)
#define ON_SETBITS(v) (SETBITS(ON_BITS(v))
#define ON_CLRBITS(v) (CLRBITS(ON_BITS(v))
#define OFF_SETBITS(v) (SETBITS(OFF_BITS(v))
#define OFF_CLRBITS(v) (CLRBITS(OFF_BITS(v))
#define LED_STARTED_ON_SETBITS ((0) << ON_SETBITS_SHIFT)
#define LED_STARTED_ON_CLRBITS ((OPEN1788_LED1|OPEN1788_LED2|OPEN1788_LED3|OPEN1788_LED4) << ON_CLRBITS_SHIFT)
#define LED_STARTED_OFF_SETBITS (0 << OFF_SETBITS_SHIFT)
#define LED_STARTED_OFF_CLRBITS ((OPEN1788_LED1|OPEN1788_LED2|OPEN1788_LED3|OPEN1788_LED4) << OFF_CLRBITS_SHIFT)
#define LED_HEAPALLOCATE_ON_SETBITS ((OPEN1788_LED1) << ON_SETBITS_SHIFT)
#define LED_HEAPALLOCATE_ON_CLRBITS ((OPEN1788_LED2|OPEN1788_LED3|OPEN1788_LED4) << ON_CLRBITS_SHIFT)
#define LED_HEAPALLOCATE_OFF_SETBITS (0 << OFF_SETBITS_SHIFT)
#define LED_HEAPALLOCATE_OFF_CLRBITS ((OPEN1788_LED1|OPEN1788_LED2|OPEN1788_LED3|OPEN1788_LED4) << OFF_CLRBITS_SHIFT)
#define LED_IRQSENABLED_ON_SETBITS ((OPEN1788_LED2) << ON_SETBITS_SHIFT)
#define LED_IRQSENABLED_ON_CLRBITS ((OPEN1788_LED1|OPEN1788_LED3|OPEN1788_LED4) << ON_CLRBITS_SHIFT)
#define LED_IRQSENABLED_OFF_SETBITS ((OPEN1788_LED1) << OFF_SETBITS_SHIFT)
#define LED_IRQSENABLED_OFF_CLRBITS ((OPEN1788_LED2|OPEN1788_LED3|OPEN1788_LED4) << OFF_CLRBITS_SHIFT)
#define LED_STACKCREATED_ON_SETBITS ((OPEN1788_LED1|OPEN1788_LED2) << ON_SETBITS_SHIFT)
#define LED_STACKCREATED_ON_CLRBITS ((OPEN1788_LED3|OPEN1788_LED4) << ON_CLRBITS_SHIFT)
#define LED_STACKCREATED_OFF_SETBITS ((OPEN1788_LED2) << OFF_SETBITS_SHIFT)
#define LED_STACKCREATED_OFF_CLRBITS ((OPEN1788_LED1|OPEN1788_LED3|OPEN1788_LED4) << OFF_CLRBITS_SHIFT)
#define LED_EVENT_ON_SETBITS ((OPEN1788_LED3) << ON_SETBITS_SHIFT)
#define LED_EVENT_ON_CLRBITS ((0) << ON_CLRBITS_SHIFT)
#define LED_EVENT_OFF_SETBITS ((0) << OFF_SETBITS_SHIFT)
#define LED_EVENT_OFF_CLRBITS ((OPEN1788_LED3) << OFF_CLRBITS_SHIFT)
#define LED_IDLE_ON_SETBITS ((OPEN1788_LED4) << ON_SETBITS_SHIFT)
#define LED_IDLE_ON_CLRBITS ((0) << ON_CLRBITS_SHIFT)
#define LED_IDLE_OFF_SETBITS ((0) << OFF_SETBITS_SHIFT)
#define LED_IDLE_OFF_CLRBITS ((OPEN1788_LED4) << OFF_CLRBITS_SHIFT)
/* Enables debug output from this file (needs CONFIG_DEBUG with
* CONFIG_DEBUG_VERBOSE too)
*/
#undef LED_DEBUG /* Define to enable debug */
#undef LED_VERBOSE /* Define to enable verbose debug */
#ifdef LED_DEBUG
# define leddbg lldbg
# ifdef LED_VERBOSE
# define ledvdbg lldbg
# else
# define ledvdbg(x...)
# endif
#else
# undef LED_VERBOSE
# define leddbg(x...)
# define ledvdbg(x...)
#endif
/* Dump GPIO registers */
#ifdef LED_VERBOSE
# define led_dumpgpio(m) lpc17_dumpgpio(???, m)
#else
# define led_dumpgpio(m)
#endif
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
static const uint16_t g_ledbits[8] =
{
(LED_STARTED_ON_SETBITS | LED_STARTED_ON_CLRBITS |
LED_STARTED_OFF_SETBITS | LED_STARTED_OFF_CLRBITS),
(LED_HEAPALLOCATE_ON_SETBITS | LED_HEAPALLOCATE_ON_CLRBITS |
LED_HEAPALLOCATE_OFF_SETBITS | LED_HEAPALLOCATE_OFF_CLRBITS),
(LED_IRQSENABLED_ON_SETBITS | LED_IRQSENABLED_ON_CLRBITS |
LED_IRQSENABLED_OFF_SETBITS | LED_IRQSENABLED_OFF_CLRBITS),
(LED_STACKCREATED_ON_SETBITS | LED_STACKCREATED_ON_CLRBITS |
LED_STACKCREATED_OFF_SETBITS | LED_STACKCREATED_OFF_CLRBITS),
(LED_EVENT_ON_SETBITS | LED_EVENT_ON_CLRBITS |
LED_EVENT_OFF_SETBITS | LED_EVENT_OFF_CLRBITS),
(LED_IDLE_ON_SETBITS | LED_IDLE_ON_CLRBITS |
LED_IDLE_OFF_SETBITS | LED_IDLE_OFF_CLRBITS)
};
/****************************************************************************
* Private Functions
****************************************************************************/
static inline void led_clrbits(unsigned int clrbits)
{
if ((clrbits & OPEN1788_LED1) != 0)
{
lpc17_gpiowrite(GPIO_LED1, false);
}
if ((clrbits & OPEN1788_LED2) != 0)
{
lpc17_gpiowrite(GPIO_LED2, false);
}
if ((clrbits & OPEN1788_LED3) != 0)
{
lpc17_gpiowrite(GPIO_LED3, false);
}
if ((clrbits & OPEN1788_LED4) != 0)
{
lpc17_gpiowrite(GPIO_LED4, false);
}
}
static inline void led_setbits(unsigned int setbits)
{
if ((setbits & OPEN1788_LED1) != 0)
{
lpc17_gpiowrite(GPIO_LED1, true);
}
if ((setbits & OPEN1788_LED2) != 0)
{
lpc17_gpiowrite(GPIO_LED2, true);
}
if ((setbits & OPEN1788_LED3) != 0)
{
lpc17_gpiowrite(GPIO_LED3, true);
}
if ((setbits & OPEN1788_LED4) != 0)
{
lpc17_gpiowrite(GPIO_LED4, true);
}
}
static void led_setonoff(unsigned int bits)
{
led_clrbits(CLRBITS(bits));
led_setbits(SETBITS(bits));
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: up_ledinit
****************************************************************************/
void up_ledinit(void)
{
/* Configure LED1-4 GPIOs for output */
lpc17_configgpio(GPIO_LED1);
lpc17_configgpio(GPIO_LED2);
lpc17_configgpio(GPIO_LED3);
lpc17_configgpio(GPIO_LED4);
}
/****************************************************************************
* Name: up_ledon
****************************************************************************/
void up_ledon(int led)
{
led_setonoff(ON_BITS(g_ledbits[led]));
}
/****************************************************************************
* Name: up_ledoff
****************************************************************************/
void up_ledoff(int led)
{
led_setonoff(OFF_BITS(g_ledbits[led]));
}

230
configs/open1788/src/lpc17_buttons.c Normal file
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@ -0,0 +1,230 @@
/****************************************************************************
* configs/open1788/src/lpc17_buttons.c
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <nuttx/arch.h>
#include <nuttx/irq.h>
#include <arch/board/board.h>
#include "lpc17_gpio.h"
#include "open1788.h"
#ifdef CONFIG_ARCH_BUTTONS
/****************************************************************************
* Definitions
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/* Pin configuration for each Open1788 button. This array is indexed by
* the BUTTON_* and JOYSTICK_* definitions in board.h
*/
static const lpc17_pinset_t g_buttoncfg[BOARD_NUM_BUTTONS] =
{
GPIO_USER1, GPIO_USER2, GPIO_WAKEUP, GPIO_USER3,
GPIO_JOY_A, GPIO_JOY_B, GPIO_JOY_C, GPIO_JOY_D, GPIO_JOY_CTR
};
/* This array defines all of the interupt handlers current attached to
* button events.
*/
#if defined(CONFIG_ARCH_IRQBUTTONS) && defined(CONFIG_GPIO_IRQ)
static xcpt_t g_buttonisr[BOARD_NUM_BUTTONS];
/* This array provides the mapping from button ID numbers to button IRQ
* numbers.
*/
static uint8_t g_buttonirq[BOARD_NUM_BUTTONS] =
{
GPIO_USER1_IRQ, GPIO_USER2_IRQ, GPIO_WAKEUP_IRQ, GPIO_USER3_IRQ,
GPIO_JOY_A_IRQ, GPIO_JOY_B_IRQ, GPIO_JOY_C_IRQ, GPIO_JOY_D_IRQ,
GPIO_JOY_CTR_IRQ
};
#endif
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: up_buttoninit
*
* Description:
* up_buttoninit() must be called to initialize button resources. After
* that, up_buttons() may be called to collect the current state of all
* buttons or up_irqbutton() may be called to register button interrupt
* handlers.
*
****************************************************************************/
void up_buttoninit(void)
{
int i;
/* Configure the GPIO pins as interrupting inputs. */
for (i = 0; i < BOARD_NUM_BUTTONS; i++)
{
lpc17_configgpio(g_buttoncfg[i]);
}
}
/****************************************************************************
* Name: up_buttons
*
* Description:
* up_buttoninit() must be called to initialize button resources. After
* that, up_buttons() may be called to collect the current state of all
* buttons.
*
* up_buttons() may be called at any time to harvest the state of every
* button. The state of the buttons is returned as a bitset with one
* bit corresponding to each button: If the bit is set, then the button
* is pressed. See the BOARD_BUTTON_*_BIT and BOARD_JOYSTICK_*_BIT
* definitions in board.h for the meaning of each bit.
*
****************************************************************************/
uint8_t up_buttons(void)
{
uint8_t ret = 0;
int i;
/* Check that state of each key */
for (i = 0; i < BOARD_NUM_BUTTONS; i++)
{
/* A LOW value means that the key is pressed. */
bool released = lpc17_gpioread(g_buttoncfg[i]);
/* Accumulate the set of depressed (not released) keys */
if (!released)
{
ret |= (1 << i);
}
}
return ret;
}
/****************************************************************************
* Button support.
*
* Description:
* up_buttoninit() must be called to initialize button resources. After
* that, up_irqbutton() may be called to register button interrupt handlers.
*
* up_irqbutton() may be called to register an interrupt handler that will
* be called when a button is depressed or released. The ID value is a
* button enumeration value that uniquely identifies a button resource. See the
* BOARD_BUTTON_* and BOARD_JOYSTICK_* definitions in board.h for the meaning
* of enumeration values. The previous interrupt handler address is returned
* (so that it may restored, if so desired).
*
* Note that up_irqbutton() also enables button interrupts. Button
* interrupts will remain enabled after the interrupt handler is attached.
* Interrupts may be disabled (and detached) by calling up_irqbutton with
* irqhandler equal to NULL.
*
****************************************************************************/
#if defined(CONFIG_ARCH_IRQBUTTONS) && defined(CONFIG_GPIO_IRQ)
xcpt_t up_irqbutton(int id, xcpt_t irqhandler)
{
xcpt_t oldhandler = NULL;
irqstate_t flags;
int irq;
/* Verify that the button ID is within range */
if ((unsigned)id < BOARD_NUM_BUTTONS)
{
/* Return the current button handler and set the new interrupt handler */
oldhandler = g_buttonisr[id];
g_buttonisr[id] = irqhandler;
/* Disable interrupts until we are done */
flags = irqsave();
/* Configure the interrupt. Either attach and enable the new
* interrupt or disable and detach the old interrupt handler.
*/
irq = g_buttonirq[id];
if (irqhandler)
{
/* Attach then enable the new interrupt handler */
(void)irq_attach(irq, irqhandler);
up_enable_irq(irq);
}
else
{
/* Disable then then detach the the old interrupt handler */
up_disable_irq(irq);
(void)irq_detach(irq);
}
irqrestore(flags);
}
return oldhandler;
}
#endif
#endif /* CONFIG_ARCH_BUTTONS */

141
configs/open1788/src/lpc17_userleds.c Normal file
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@ -0,0 +1,141 @@
/****************************************************************************
* configs/open1788/src/lpc17_userleds.c
* arch/arm/src/board/lpc17_userleds.c
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <debug.h>
#include <arch/board/board.h>
#include <nuttx/power/pm.h>
#include "chip.h"
#include "up_arch.h"
#include "up_internal.h"
#include "lpc17_gpio.h"
#include "open1788.h"
#ifndef CONFIG_ARCH_LEDS
/****************************************************************************
* Definitions
****************************************************************************/
/* Enables debug output from this file (needs CONFIG_DEBUG with
* CONFIG_DEBUG_VERBOSE too)
*/
#undef LED_DEBUG /* Define to enable debug */
#ifdef LED_DEBUG
# define leddbg lldbg
# define ledvdbg llvdbg
#else
# define leddbg(x...)
# define ledvdbg(x...)
#endif
/****************************************************************************
* Private Data
****************************************************************************/
/* This array maps an LED number to GPIO pin configuration */
static uint32_t g_ledcfg[BOARD_NLEDS] =
{
GPIO_LED1, GPIO_LED2, GPIO_LED3, GPIO_LED4
};
/****************************************************************************
* Private Function Protototypes
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: lpc17_ledinit
****************************************************************************/
void lpc17_ledinit(void)
{
/* Configure LED1-4 GPIOs for output */
lpc17_configgpio(GPIO_LED1);
lpc17_configgpio(GPIO_LED2);
lpc17_configgpio(GPIO_LED3);
lpc17_configgpio(GPIO_LED4);
}
/****************************************************************************
* Name: lpc17_setled
****************************************************************************/
void lpc17_setled(int led, bool ledon)
{
if ((unsigned)led < BOARD_NLEDS)
{
lpc17_gpiowrite(g_ledcfg[led], ledon);
}
}
/****************************************************************************
* Name: lpc17_setleds
****************************************************************************/
void lpc17_setleds(uint8_t ledset)
{
lpc17_gpiowrite(GPIO_LED1, (ledset & BOARD_LED1_BIT) == 0);
lpc17_gpiowrite(GPIO_LED2, (ledset & BOARD_LED2_BIT) == 0);
lpc17_gpiowrite(GPIO_LED3, (ledset & BOARD_LED3_BIT) == 0);
lpc17_gpiowrite(GPIO_LED4, (ledset & BOARD_LED4_BIT) == 0);
}
#endif /* !CONFIG_ARCH_LEDS */

60
configs/open1788/src/open1788.h
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@ -1,6 +1,6 @@
/************************************************************************************
* configs/olimex-lpc1766stk/src/lpc1766stk_internal.h
* arch/arm/src/board/lpc1766stk_internal.n
* configs/open1788/src/open1788.h
* arch/arm/src/board/open1788.n
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
@ -34,8 +34,8 @@
*
************************************************************************************/
#ifndef _CONFIGS_OLIMEX_LPC1766STK_SRC_LPC1766STK_INTERNAL_H
#define _CONFIGS_OLIMEX_LPC1766STK_SRC_LPC1766STK_INTERNAL_H
#ifndef _CONFIGS_OPEN1788_SRC_OPEN1788_H
#define _CONFIGS_OPEN1788_SRC_OPEN1788_H
/************************************************************************************
* Included Files
@ -48,13 +48,59 @@
* Definitions
************************************************************************************/
/* LPC1766-STK GPIO Pin Definitions *************************************************/
/* Open1788 GPIO Pin Definitions ****************************************************/
/* GPIO P2[21] connects to the Ready/Busy pin of the NAND part. We need to
* reconfigure this pin as normal GPIO input if NAND is used.
*/
#define GPIO_NAND_RB (GPIO_INPUT | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN21)
/* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in
* any way. The following definitions are used to access individual LEDs.
*
* LED1 -- Connected to P1[14]
* LED2 -- Connected to P0[16]
* LED3 -- Connected to P1[13]
* LED4 -- Connected to P4[27]
*
* These LEDs are connecte to ground so a high output value will illuminate them.
*/
#define GPIO_LED1 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT1 | GPIO_PIN14)
#define GPIO_LED2 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT0 | GPIO_PIN16)
#define GPIO_LED3 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT1 | GPIO_PIN13)
#define GPIO_LED4 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT4 | GPIO_PIN27)
/* Button definitions ***************************************************************/
/* The Open1788 supports several buttons. All will read "1" when open and "0"
* when closed
*
* USER1 -- Connected to P4[26]
* USER2 -- Connected to P2[22]
* USER3 -- Connected to P0[10]
*
* And a Joystick
*
* JOY_A -- Connected to P2[25]
* JOY_B -- Connected to P2[26]
* JOY_C -- Connected to P2[23]
* JOY_D -- Connected to P2[19]
* JOY_CTR -- Connected to P0[14]
*
* The switches are all connected to ground and should be pulled up and sensed
* with a value of '0' when closed.
*/
#define GPIO_USER1 (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT4 | GPIO_PIN26)
#define GPIO_USER2 (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN22)
#define GPIO_USER3 (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT0 | GPIO_PIN10)
#define GPIO_JOY_A (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN25)
#define GPIO_JOY_B (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN26)
#define GPIO_JOY_C (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN23)
#define GPIO_JOY_D (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN19)
#define GPIO_JOY_CTR (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT0 | GPIO_PIN14)
/************************************************************************************
* Public Types
************************************************************************************/
@ -73,7 +119,7 @@
* Name: lpc17_sspinitialize
*
* Description:
* Called to configure SPI chip select GPIO pins for the Olimex LPC1766-STK board.
* Called to configure SPI chip select GPIO pins for the WaveShare Open1788 board.
*
************************************************************************************/
@ -118,5 +164,5 @@ void lpc17_nand_initialize(void);
#endif /* CONFIG_LPC17_EMC */
#endif /* __ASSEMBLY__ */
#endif /* _CONFIGS_OLIMEX_LPC1766STK_SRC_LPC1766STK_INTERNAL_H */
#endif /* _CONFIGS_OPEN1788_SRC_OPEN1788_H */