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sam3u LCD driver is code complete (but untested)
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2619 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
@@ -12,7 +12,7 @@
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<h1><big><font color="#3c34ec">
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<i>NuttX RTOS Porting Guide</i>
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</font></big></h1>
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<p>Last Updated: April 16, 2010</p>
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<p>Last Updated: April 19, 2010</p>
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</td>
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</tr>
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</table>
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@@ -2855,6 +2855,14 @@ extern void up_ledoff(int led);
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By default, NX builds to use a framebuffer driver (see <code>include/nuttx/fb.h</code>).
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If this option is defined, NX will build to use an LCD driver (see <code>include/nuttx/lcd.h</code>).
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</li>
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<li>
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<code>CONFIG_LCD_MAXPOWER/code>:
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The full-on power setting for an LCD device.
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</li>
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<li>
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<code>CONFIG_LCD_MAXCONTRAST/code>:
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The maximum contrast value for an LCD device.
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</li>
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<li>
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<code>CONFIG_NX_MOUSE</code>:
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Build in support for mouse input.
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@@ -522,6 +522,10 @@ defconfig -- This is a configuration file similar to the Linux
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By default, NX builds to use a framebuffer driver (see
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include/nuttx/fb.h). If this option is defined, NX will
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build to use an LCD driver (see include/nuttx/lcd.h).
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CONFIG_LCD_MAXPOWER - The full-on power setting for an LCD
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device.
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CONFIG_LCD_MAXCONTRAST - The maximum contrast value for an
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LCD device.
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CONFIG_NX_MOUSE
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Build in support for mouse input.
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CONFIG_NX_KBD
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@@ -664,6 +664,8 @@ CONFIG_USBSTRG_REMOVABLE=y
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# By default, NX builds to use a framebuffer driver (see
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# include/nuttx/fb.h). If this option is defined, NX will
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# build to use an LCD driver (see include/nuttx/lcd.h).
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# CONFIG_LCD_MAXPOWER - The full-on power setting for an LCD device.
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# CONFIG_LCD_MAXCONTRAST - The maximum contrast value for an LCD device.
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# CONFIG_NX_MOUSE
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# Build in support for mouse input
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# CONFIG_NX_KBD
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@@ -711,6 +713,8 @@ CONFIG_NX_DISABLE_24BPP=y
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CONFIG_NX_DISABLE_32BPP=y
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CONFIG_NX_PACKEDMSFIRST=n
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CONFIG_NX_LCDDRIVER=y
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CONFIG_LCD_MAXPOWER=31
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CONFIG_LCD_MAXCONTRAST=1
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CONFIG_NX_MOUSE=n
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CONFIG_NX_KBD=n
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#CONFIG_NXTK_BORDERWIDTH=4
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@@ -57,6 +57,11 @@
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#define LCD_BASE SAM3U_EXTCS2_BASE
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/* Touchscreen controller (TSC) */
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#define CONFIG_TSC_ADS7843 1 /* ADS7843 present on board */
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#define CONFIG_TSC_SPI 0 /* On SPI0 */
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/* SAM3U-EK GPIO Pin Definitions ****************************************************/
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/* LCD:
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@@ -131,6 +136,11 @@
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#define GPIO_LCD_BKL (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_OUTPUT_CLEAR|GPIO_PORT_PIOC|GPIO_PIN19)
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/* Touchscreen controller (TSC) */
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#define GPIO_TCS_IRQ (PIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN6)
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#define GPIO_TCS_BUSY (PIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN6)
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/* LEDs */
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#define GPIO_LED0 (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_PORT_PIOB|GPIO_OUTPUT_CLEAR|GPIO_PIN0)
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@@ -151,6 +161,10 @@
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/* SPI Chip Selects */
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/* Chip select pin connected to the touchscreen controller. */
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#define GPIO_TSC_NPCS GPIO_SPI0_NPCS2_PC14
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/************************************************************************************
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* Public Types
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************************************************************************************/
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+485
-31
File diff suppressed because it is too large
Load Diff
@@ -1,7 +1,7 @@
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/****************************************************************************
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* examples/nx/nx_main.c
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*
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* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
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* Copyright (C) 2008-2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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@@ -431,6 +431,8 @@ static inline int nxeg_suinitialize(void)
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return ERROR;
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}
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/* Get the device instance */
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dev = up_lcdgetdev(CONFIG_EXAMPLES_NX_DEVNO);
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if (!dev)
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{
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@@ -438,6 +440,10 @@ static inline int nxeg_suinitialize(void)
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g_exitcode = NXEXIT_LCDGETDEV;
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return ERROR;
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}
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/* Turn the LCD on at 75% power */
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(void)dev->setpower(dev, (3*CONFIG_LCD_MAXPOWER/4));
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#else
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/* Initialize the frame buffer device */
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@@ -490,7 +490,10 @@ EXTERN void fb_uninitialize(void);
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* If an architecture supports a parallel or serial LCD, then it must
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* provide APIs to access the LCD as follows:
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*
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* up_lcdinitialize - Initialize the LCD video hardware
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* up_lcdinitialize - Initialize the LCD video hardware. The initial
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* state of the LCD is fully initialized, display
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* memory cleared, and the LCD ready to use, but with
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* the power setting at 0 (full off).
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* up_lcdgetdev - Return a a reference to the LCD object for
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* the specified LCD. This allows support for
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* multiple LCD devices.
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@@ -501,7 +504,7 @@ EXTERN void fb_uninitialize(void);
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struct lcd_dev_s; /* See nuttx/lcd.h */
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EXTERN int up_lcdinitialize(void);
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EXTERN FAR struct lcd_dev_s *up_lcdgetdev(int lcdddev);
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EXTERN FAR struct lcd_dev_s *up_lcdgetdev(int lcddev);
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EXTERN void up_lcduninitialize(void);
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/****************************************************************************
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+24
-4
@@ -48,6 +48,24 @@
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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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#ifndef CONFIG_LCD_MAXPOWER
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# error "CONFIG_LCD_MAXPOWER is not defined"
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#endif
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#ifndef CONFIG_LCD_MAXCONTRAST
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# error "CONFIG_LCD_MAXCONTRAST is not defined"
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#endif
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/* Friendlier names */
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#define LCD_FULL_OFF (0)
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#define LCD_FULL_ON CONFIG_LCD_MAXPOWER
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#define LCD_MIN_CONTRAST (0)
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#define LCD_MAX_CONTRAST CONFIG_LCD_MAXCONTRAST
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/****************************************************************************
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* Type Definitions
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****************************************************************************/
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@@ -147,14 +165,16 @@ struct lcd_dev_s
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#endif
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/* LCD Specific Controls **************************************************/
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/* Get the LCD panel power status (0: full off - CONFIG_LCD_MAXPOWER:
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* full on
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/* Get the LCD panel power status (0: full off - CONFIG_LCD_MAXPOWER: full
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* on). On backlit LCDs, this setting may correspond to the backlight
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* setting.
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*/
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int (*getpower)(struct lcd_dev_s *dev);
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/* Enable/disable LCD panel power (0: full off - CONFIG_LCD_MAXPOWERL:
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* full on)
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/* Enable/disable LCD panel power (0: full off - CONFIG_LCD_MAXPOWER: full
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* on). On backlit LCDs, this setting may correspond to the backlight
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* setting.
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*/
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int (*setpower)(struct lcd_dev_s *dev, int power);
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