Add backlight control
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3163 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
parent
e67b0093be
commit
374094ddc9
@ -165,12 +165,13 @@
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* P1[23]/MCFB1/PWM1[4]/MISO0 37 MISO0
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* P1[24]/MCFB2/PWM1[5]/MOSI0 38 MOSI0
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* P3[25]/MAT0[0]/PWM1[2] 27 LCD_RST
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* P3[26]/STCLK/MAT0[1]/PWM1[3] 26 LCD_BL
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* P3[26]/STCLK/MAT0[1]/PWM1[3] 26 LCD_BL (PWM1)
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*/
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#define LPC1766STK_LCD_CS (GPIO_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORT3 | GPIO_PIN25)
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#define LPC1766STK_LCD_CS (GPIO_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORT1 | GPIO_PIN21)
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#define LPC1766STK_LCD_RST (GPIO_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORT3 | GPIO_PIN25)
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#define LPC1766STK_LCD_BL (GPIO_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORT3 | GPIO_PIN26)
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#define LPC1766STK_LCD_BL GPIO_PWM1p3_3
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#define GPIO_PWM1p3 GPIO_PWM1p3_3
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/* SD/MMC GPIO PIN SIGNAL NAME
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* -------------------------------- ---- --------------
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@ -48,6 +48,7 @@
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#include <nuttx/lcd/lcd.h>
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#include <nuttx/lcd/nokia6100.h>
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#include "lpc17_syscon.h"
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#include "lpc17_internal.h"
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#include "lpc17stk_internal.h"
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@ -57,6 +58,16 @@
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* Pre-Processor Definitions
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****************************************************************************/
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/* Check power setting */
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#if !defined(CONFIG_LCD_MAXPOWER) || CONFIG_LCD_MAXPOWER != 128
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# error "CONFIG_LCD_MAXPOWER must be 128"
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#endif
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/* Backlight OFF PWM setting */
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#define NOKIA_BACKLIGHT_OFF 0x40
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/* Define the CONFIG_LCD_NOKIADBG to enable detailed debug output (stuff you
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* would never want to see unless you are debugging this file).
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*
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@ -80,6 +91,84 @@
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# define lcd_dumpgpio(m)
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#endif
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: nokia_blinitialize
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*
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* Description:
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* Initialize PWM1 to manage the LCD backlight.
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*
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****************************************************************************/
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void nokia_blinitialize(void)
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{
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uint32_t regval;
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/* Enable clocking of PWM1 */
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regval = regreg32(LPC17_SYSCON_PCONP);
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regval |= SYSCON_PCONP_PCPWM1;
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putreg32(regval, LPC17_SYSCON_PCONP);
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/* Disable and reset PWM1 */
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regval = getreg32(LPC17_PWM1_TCR);
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regval &= ~(PWM_TCR_PWMEN|PWM_TCR_CNTREN);
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regval |= PWM_TCR_CNTRRST;
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putreg32(regval, LPC17_PWM1_TCR);
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/* Put PWM1 in timer mode */
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regval = getreg32(LPC17_PWM1_CTCR);
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regval &= ~PWM_CTCR_MODE_MASK;
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regval |= PWM_CTCR_MODE_TIMER;
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putreg32(regval, LPC17_PWM1_CTCR);
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/* Reset on MR0 */
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putreg32(PWM_MCR_MR0R, LPC17_PWM1_MCR);
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/* Single edge controlled mod for PWM3 and enable output */
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regval = getreg32(LPC17_PWM1_PCR);
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regval &= ~PWM_PCR_SEL3;
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regval |= PWM_PCR_ENA3;
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putreg32(regval, LPC17_PWM1_PCR);
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/* Clear prescaler */
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putreg32(0, LPC17_PWM1_PR);
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/* Set 8-bit resolution */
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putreg32(0xff, LPC17_PWM1_MCR);
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/* Enable PWM match 1 latch */
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regval = getreg32(LPC17_PWM1_LER);
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regval |= PWM_LER_M0EN;
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putreg32(regval, LPC17_PWM1_LER);
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/* Clear match register 3 */
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putreg32(0, LPC17_PWM1_MR3);
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/* Enable PWM1 */
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regval |= PWM_LER_M3EN;
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putreg32(regval, LPC17_PWM1_LER);
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regval = getreg32(LPC17_PWM1_TCR);
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regval &= ~(PWM_TCR_CNTRRST);
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regval |= (PWM_TCR_PWMEN|PWM_TCR_CNTREN);
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putreg32(regval, LPC17_PWM1_TCR);
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nokia_backlight(0);
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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@ -111,6 +200,10 @@ FAR struct lcd_dev_s *up_nxdrvinit(unsigned int devno)
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lpc17_gpiowrite(LPC1766STK_LCD_RST, true);
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up_msdelay(5);
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/* Configure PWM1 to support the backlight */
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nokia_blinitialize();
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/* Get the SSP port (configure as a Freescale SPI port) */
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spi = up_spiinitialize(0);
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@ -140,4 +233,30 @@ FAR struct lcd_dev_s *up_nxdrvinit(unsigned int devno)
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return NULL;
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}
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/****************************************************************************
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* Name: nokia_backlight
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*
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* Description:
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* The Nokia 6100 backlight is controlled by logic outside of the LCD
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* assembly. This function must be provided by board specific logic to
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* manage the backlight. This function will receive a power value (0:
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* full off - CONFIG_LCD_MAXPOWER: full on) and should set the backlight
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* accordingly.
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*
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* On the Olimex LPC1766STK, the backlight level is controlled by PWM1.
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*
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****************************************************************************/
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int nokia_backlight(unsigned int power)
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{
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uint32_t regval;
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putreg32(NOKIA_BACKLIGHT_OFF + power, LPC17_PWM1_MR3);
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regval = getreg32(LPC17_PWM1_LER);
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regval |= PWM_LER_M3EN;
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putreg32(regval, LPC17_PWM1_LER);
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return OK;
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}
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#endif /* CONFIG_NX_LCDDRIVER && CONFIG_LCD_NOKIA6100 && CONFIG_LPC17_SSP0 */
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@ -36,12 +36,17 @@
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LCD_ASRCS =
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LCD_CSRCS =
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# Don't build anything if there is no NX support for LCD drivers
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ifeq ($(CONFIG_NX_LCDDRIVER),y)
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ifeq ($(CONFIG_LCD_P14201),y)
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LCD_CSRCS = p14201.c
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else
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ifeq ($(CONFIG_LCD_NOKIA6100),y)
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LCD_CSRCS = nokia6100.c
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else
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endif
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ifeq ($(CONFIG_LCD_NOKIA6100),y)
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LCD_CSRCS = nokia6100.c
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endif
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endif
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@ -82,12 +82,14 @@
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* CONFIG_NOKIA6100_BPP - Device supports 8, 12, and 16 bits per pixel.
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* CONFIG_NOKIA6100_S1D15G10 - Selects the Epson S1D15G10 display controller
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* CONFIG_NOKIA6100_PCF8833 - Selects the Phillips PCF8833 display controller
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* CONFIG_NOKIA6100_BLINIT - Initial backlight setting
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*
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* Required LCD driver settings:
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* CONFIG_LCD_NOKIA6100 - Enable Nokia 6100 support
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* CONFIG_LCD_MAXCONTRAST - must be 63 with the Epson controller and 127 with
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* the Phillips controller.
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* CONFIG_LCD_MAXPOWER must be 1
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* CONFIG_LCD_MAXPOWER - Maximum value of backlight setting. The backlight control is
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* managed outside of the 6100 driver so this value has no meaning to the driver.
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*/
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/* Mode 0,0 should be use. However, somtimes you need to tinker with these things. */
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@ -96,6 +98,12 @@
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# define CONFIG_NOKIA6100_SPIMODE SPIDEV_MODE0
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#endif
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/* Default frequency: 1Mhz */
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#ifndef CONFIG_NOKIA6100_FREQUENCY
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# define CONFIG_NOKIA6100_FREQUENCY 1000000
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#endif
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/* CONFIG_NOKIA6100_NINTERFACES determines the number of physical interfaces
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* that will be supported.
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*/
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@ -159,16 +167,10 @@
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#endif
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/* Check power setting */
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/* Check initial backlight setting */
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#if !defined(CONFIG_LCD_MAXPOWER)
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# define CONFIG_LCD_MAXPOWER 1
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#endif
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#if CONFIG_LCD_MAXPOWER != 1
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# warning "CONFIG_LCD_MAXPOWER exceeds supported maximum"
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# undef CONFIG_LCD_MAXPOWER
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# define CONFIG_LCD_MAXPOWER 1
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#ifndef CONFIG_NOKIA6100_BLINIT
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# define CONFIG_NOKIA6100_BLINIT (NOKIA_DEFAULT_CONTRAST/3)
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#endif
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/* Color is 12bpp RGB with leftmost column contained in bits 7:4 */
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@ -186,6 +188,10 @@
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# define CONFIG_NOKIA6100_WORDWIDTH 9
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#endif
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/* If bit 9 is set, the byte is data; clear for commands */
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#define NOKIA_LCD_DATA (1 << 9)
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/* Define the following to enable register-level debug output */
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#undef CONFIG_LCD_REGDEBUG
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@ -204,10 +210,12 @@
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/* Controller independent definitions *************************************************/
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#ifdef CONFIG_NOKIA6100_PCF8833
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# define LCD_NOP PCF8833_NOP
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# define LCD_NOP PCF8833_NOP
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# define LCD_RAMWR PCF8833_RAMWR
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#endif
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#ifdef CONFIG_NOKIA6100_S1D15G10
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# define LCD_NOP S1D15G10_NOP
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# define LCD_NOP S1D15G10_NOP
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# define S1D15G10_RAMWR
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#endif
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/* Color Properties *******************************************************************/
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@ -219,8 +227,19 @@
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/* Color depth and format */
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#define NOKIA_BPP 16
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#define NOKIA_COLORFMT FB_FMT_RGB16_565
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#if CONFIG_NOKIA6100_BPP == 8
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# define NOKIA_BPP 8
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# define NOKIA_COLORFMT FB_FMT_RGB8_332
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# define NOKIA_STRIDE NOKIA_XRES
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#elif CONFIG_NOKIA6100_BPP == 12
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# define NOKIA_BPP 12
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# define NOKIA_COLORFMT FB_FMT_RGB12_444
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# define NOKIA_STRIDE ((3*NOKIA_XRES+1)/2)
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#elif CONFIG_NOKIA6100_BPP == 16
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# define NOKIA_BPP 16
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# define NOKIA_COLORFMT FB_FMT_RGB16_565
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# define NOKIA_STRIDE (2*NOKIA_XRES)
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#endif
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/* Debug ******************************************************************************/
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@ -245,7 +264,7 @@ struct nokia_dev_s
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/* Private LCD-specific information follows */
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uint8_t contrast;
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uint16_t linebuf[NOKIA_XRES+2];
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uint16_t linebuf[NOKIA_STRIDE+2];
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};
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/**************************************************************************************
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@ -264,6 +283,7 @@ static void nokia_deselect(FAR struct spi_dev_s *spi);
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#endif
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static void nokia_sndcmd(FAR struct spi_dev_s *spi, const uint8_t cmd);
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static void nokia_sndarray(FAR struct spi_dev_s *spi, int len, const uint8_t *cmddata);
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static void nokia_clrram(FAR struct spi_dev_s *spi);
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/* LCD Data Transfer Methods */
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@ -685,7 +705,7 @@ static void nokia_sndarray(FAR struct spi_dev_s *spi, int len, const uint8_t *cm
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uint16_t word;
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int i;
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DEBUGASSERT(len <= NOKIA_XRES+1);
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DEBUGASSERT(len <= NOKIA_STRIDE+1);
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/* Copy the command into the line buffer. Bit 8 == 0 denotes a command. */
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@ -697,7 +717,7 @@ static void nokia_sndarray(FAR struct spi_dev_s *spi, int len, const uint8_t *cm
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{
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/* Bit 8 == 1 denotes data */
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*linebuf++ = (uin16_t)*cmddata++ | (1 << 8);
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*linebuf++ = (uin16_t)*cmddata++ | NOKIA_LCD_DATA;
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}
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/* Terminate with a NOP */
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@ -717,6 +737,46 @@ static void nokia_sndarray(FAR struct spi_dev_s *spi, int len, const uint8_t *cm
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nokia_deselect(spi);
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}
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/**************************************************************************************
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* Name: nokia_clrram
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*
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* Description:
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* Send a 1-byte command followed by len-1 data bytes.
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*
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**************************************************************************************/
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static void nokia_clrram(FAR struct spi_dev_s *spi)
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{
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uint16_t *linebuf = priv->linebuf;
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int i;
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/* Set all zero data in the line buffer */
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for (i = 0; i < NOKIA_STRIDE, i++)
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{
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/* Bit 8 == 1 denotes data */
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*linebuf++ = NOKIA_LCD_DATA;
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}
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/* Select the LCD and send the RAMWR command */
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nokia_select(spi);
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SPI_SEND(spi, LCD_RAMWR);
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/* Send the line buffer, once for each row. */
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for (i = ; i < NOKIA_YRES-1; i++)
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{
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(void)SPI_SNDBLOCK(spi, priv->linebuf, NOKIA_STRIDE);
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}
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SPI_SEND(spi, LCD_NOP);
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/* De-select the LCD */
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nokia_deselect(spi);
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}
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/**************************************************************************************
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* Name: nokia_putrun
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*
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@ -830,13 +890,21 @@ static int nokia_getpower(struct lcd_dev_s *dev)
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static int nokia_setpower(struct lcd_dev_s *dev, int power)
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{
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struct nokia_dev_s *priv = (struct nokia_dev_s *)dev;
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int ret;
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gvdbg("power: %d\n", power);
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DEBUGASSERT(power <= CONFIG_LCD_MAXPOWER);
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/* Set new power level */
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/* Set new power level. The backlight power is controlled outside of the LCD
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* assembly and must be managmed by board-specific logic.
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*/
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return OK;
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ret = nokia_backlight(power);
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if (ret == OK)
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{
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priv->power = power;
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}
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return ret;
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}
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/**************************************************************************************
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@ -905,6 +973,7 @@ static int nokia_setcontrast(struct lcd_dev_s *dev, unsigned int contrast)
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static int nokia_initialize(struct nokia_dev_s *priv)
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{
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struct struct spi_dev_s *spi = priv->spi;
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int i;
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/* Configure the display */
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@ -923,12 +992,7 @@ static int nokia_initialize(struct nokia_dev_s *priv)
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#endif
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nokia_sndarray(spi, sizeof(g_paset), g_paset); /* Page address set */
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nokia_sndarray(spi, sizeof(g_paset), g_caset); /* Column address set */
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/* Delay a bit to allow the power regulator circuits to stabilize. The turn
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* on the display.
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*/
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up_msdelay(200);
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nokia_clrram(spi);
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nokia_sndcmd(spi, S1D15G10_DISON); /* Display on */
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}
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#endif
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@ -937,6 +1001,7 @@ static int nokia_initialize(struct nokia_dev_s *priv)
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static int nokia_initialize(struct nokia_dev_s *priv)
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{
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struct struct spi_dev_s *spi = priv->spi;
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int i;
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nokia_sndcmd(spi, PCF8833_SLEEPOUT); /* Exit sleep mode */
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nokia_sndcmd(spi, PCF8833_BSTRON); /* Turn on voltage booster */
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@ -945,6 +1010,7 @@ static int nokia_initialize(struct nokia_dev_s *priv)
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nokia_sndarray(spi, sizeof(g_colmod), g_colmod); /* Color interface pixel format */
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nokia_sndarray(spi, sizeof(g_setcon), g_setcon); /* Set contrast */
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nokia_sndcmd(spi, PCF8833_NOP); /* No operation */
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nokia_clrram(spi);
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nokia_sndcmd(spi, PCF8833_DISPON); /* Display on */
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}
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#endif /* CONFIG_NOKIA6100_PCF8833 */
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@ -991,6 +1057,9 @@ FAR struct lcd_dev_s *nokia_lcdinitialize(FAR struct spi_dev_s *spi, unsigned in
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if (nokia_initialize(priv) == OK)
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{
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/* Turn on the backlight */
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nokia_backlight(CONFIG_NOKIA6100_BLINIT);
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return &priv->dev;
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}
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return NULL;
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@ -67,95 +67,96 @@
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#define FB_FMT_RGB1 3 /* BPP=1 */
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#define FB_FMT_RGB4 4 /* BPP=4 */
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#define FB_FMT_RGB8 5 /* BPP=8 */
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#define FB_FMT_RGB16_555 6 /* BPP=16 R=5, G=5, B=5 (1 unused bit) */
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#define FB_FMT_RGB16_565 7 /* BPP=16 R=6, G=6, B=5 */
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#define FB_FMT_RGB24 8 /* BPP=24 */
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#define FB_FMT_RGB32 9 /* BPP=32 */
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||||
#define FB_FMT_RGB8_332 5 /* BPP=8 */
|
||||
#define FB_FMT_RGB12_444 6 /* BPP=12 */
|
||||
#define FB_FMT_RGB16_555 7 /* BPP=16 R=5, G=5, B=5 (1 unused bit) */
|
||||
#define FB_FMT_RGB16_565 8 /* BPP=16 R=6, G=6, B=5 */
|
||||
#define FB_FMT_RGB24 9 /* BPP=24 */
|
||||
#define FB_FMT_RGB32 10 /* BPP=32 */
|
||||
|
||||
/* Run length encoded RGB */
|
||||
|
||||
#define FB_FMT_RGBRLE4 10 /* BPP=4 */
|
||||
#define FB_FMT_RGBRLE8 11 /* BPP=8 */
|
||||
#define FB_FMT_RGBRLE4 11 /* BPP=4 */
|
||||
#define FB_FMT_RGBRLE8 12 /* BPP=8 */
|
||||
|
||||
/* Raw RGB */
|
||||
|
||||
#define FB_FMT_RGBRAW 12 /* BPP=? */
|
||||
#define FB_FMT_RGBRAW 13 /* BPP=? */
|
||||
|
||||
/* Raw RGB with arbitrary sample packing within a pixel. Packing and precision
|
||||
* of R, G and B components is determined by bit masks for each.
|
||||
*/
|
||||
|
||||
#define FB_FMT_RGBBTFLD16 13 /* BPP=16 */
|
||||
#define FB_FMT_RGBBTFLD24 14 /* BPP=24 */
|
||||
#define FB_FMT_RGBBTFLD32 15 /* BPP=32 */
|
||||
#define FB_FMT_RGBA16 16 /* BPP=16 Raw RGB with alpha */
|
||||
#define FB_FMT_RGBA32 17 /* BPP=32 Raw RGB with alpha */
|
||||
#define FB_FMT_RGBBTFLD16 14 /* BPP=16 */
|
||||
#define FB_FMT_RGBBTFLD24 15 /* BPP=24 */
|
||||
#define FB_FMT_RGBBTFLD32 16 /* BPP=32 */
|
||||
#define FB_FMT_RGBA16 17 /* BPP=16 Raw RGB with alpha */
|
||||
#define FB_FMT_RGBA32 18 /* BPP=32 Raw RGB with alpha */
|
||||
|
||||
/* Raw RGB with a transparency field. Layout is as for stanadard RGB at 16 and
|
||||
* 32 bits per pixel but the msb in each pixel indicates whether the pixel is
|
||||
* transparent or not.
|
||||
*/
|
||||
|
||||
#define FB_FMT_RGBT16 18 /* BPP=16 */
|
||||
#define FB_FMT_RGBT32 19 /* BPP=32 */
|
||||
#define FB_FMT_RGBT16 19 /* BPP=16 */
|
||||
#define FB_FMT_RGBT32 20 /* BPP=32 */
|
||||
|
||||
#define FB_ISRGB(f) ((f) >= FB_FMT_RGB1) && (f) <= FB_FMT_RGBT32)
|
||||
|
||||
/* Packed YUV Formats *******************************************************/
|
||||
|
||||
#define FB_FMT_AYUV 20 /* BPP=32 Combined YUV and alpha */
|
||||
#define FB_FMT_CLJR 21 /* BPP=8 4 pixels packed into a uint32_t.
|
||||
#define FB_FMT_AYUV 21 /* BPP=32 Combined YUV and alpha */
|
||||
#define FB_FMT_CLJR 22 /* BPP=8 4 pixels packed into a uint32_t.
|
||||
* YUV 4:1:1 with l< 8 bits per YUV sample */
|
||||
#define FB_FMT_CYUV 22 /* BPP=16 UYVY except that height is reversed */
|
||||
#define FB_FMT_IRAW 23 /* BPP=? Intel uncompressed YUV */
|
||||
#define FB_FMT_IUYV 24 /* BPP=16 Interlaced UYVY (line order
|
||||
#define FB_FMT_CYUV 23 /* BPP=16 UYVY except that height is reversed */
|
||||
#define FB_FMT_IRAW 24 /* BPP=? Intel uncompressed YUV */
|
||||
#define FB_FMT_IUYV 25 /* BPP=16 Interlaced UYVY (line order
|
||||
* 0,2,4,.., 1,3,5...) */
|
||||
#define FB_FMT_IY41 25 /* BPP=12 Interlaced Y41P (line order
|
||||
#define FB_FMT_IY41 26 /* BPP=12 Interlaced Y41P (line order
|
||||
* 0,2,4,.., 1,3,5...) */
|
||||
#define FB_FMT_IYU2 26 /* BPP=24 */
|
||||
#define FB_FMT_HDYC 27 /* BPP=16 UYVY except uses the BT709 color space */
|
||||
#define FB_FMT_UYVP 28 /* BPP=24? YCbCr 4:2:2, 10-bits per component in U0Y0V0Y1 order */
|
||||
#define FB_FMT_UYVY 29 /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_IYU2 27 /* BPP=24 */
|
||||
#define FB_FMT_HDYC 28 /* BPP=16 UYVY except uses the BT709 color space */
|
||||
#define FB_FMT_UYVP 29 /* BPP=24? YCbCr 4:2:2, 10-bits per component in U0Y0V0Y1 order */
|
||||
#define FB_FMT_UYVY 30 /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_UYNV FB_FMT_UYVY /* BPP=16 */
|
||||
#define FB_FMT_Y422 FB_FMT_UYVY /* BPP=16 */
|
||||
#define FB_FMT_V210 30 /* BPP=32 10-bit 4:2:2 YCrCb */
|
||||
#define FB_FMT_V422 31 /* BPP=16 Upside down version of UYVY */
|
||||
#define FB_FMT_V655 32 /* BPP=16? 16-bit YUV 4:2:2 */
|
||||
#define FB_FMT_VYUY 33 /* BPP=? ATI Packed YUV Data */
|
||||
#define FB_FMT_YUYV 34 /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_V210 31 /* BPP=32 10-bit 4:2:2 YCrCb */
|
||||
#define FB_FMT_V422 32 /* BPP=16 Upside down version of UYVY */
|
||||
#define FB_FMT_V655 33 /* BPP=16? 16-bit YUV 4:2:2 */
|
||||
#define FB_FMT_VYUY 34 /* BPP=? ATI Packed YUV Data */
|
||||
#define FB_FMT_YUYV 35 /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_YUY2 FB_FMT_YUYV /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_YUNV FB_FMT_YUYV /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_YVYU 35 /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_Y41P 36 /* BPP=12 YUV 4:1:1 */
|
||||
#define FB_FMT_Y411 37 /* BPP=12 YUV 4:1:1 */
|
||||
#define FB_FMT_Y211 38 /* BPP=8 */
|
||||
#define FB_FMT_Y41T 39 /* BPP=12 Y41P LSB for transparency */
|
||||
#define FB_FMT_Y42T 40 /* BPP=16 UYVY LSB for transparency */
|
||||
#define FB_FMT_YUVP 41 /* BPP=24? YCbCr 4:2:2 Y0U0Y1V0 order */
|
||||
#define FB_FMT_YVYU 36 /* BPP=16 YUV 4:2:2 */
|
||||
#define FB_FMT_Y41P 37 /* BPP=12 YUV 4:1:1 */
|
||||
#define FB_FMT_Y411 38 /* BPP=12 YUV 4:1:1 */
|
||||
#define FB_FMT_Y211 39 /* BPP=8 */
|
||||
#define FB_FMT_Y41T 40 /* BPP=12 Y41P LSB for transparency */
|
||||
#define FB_FMT_Y42T 41 /* BPP=16 UYVY LSB for transparency */
|
||||
#define FB_FMT_YUVP 42 /* BPP=24? YCbCr 4:2:2 Y0U0Y1V0 order */
|
||||
|
||||
#define FB_ISYUVPACKED(f) ((f) >= FB_FMT_AYUV) && (f) <= FB_FMT_YUVP)
|
||||
|
||||
/* Packed Planar YUV Formats ************************************************/
|
||||
|
||||
#define FB_FMT_YVU9 42 /* BPP=9 8-bit Y followed by 8-bit 4x4 VU */
|
||||
#define FB_FMT_YUV9 43 /* BPP=9? */
|
||||
#define FB_FMT_IF09 44 /* BPP=9.5 YVU9 + 4x4 plane of delta relative to tframe. */
|
||||
#define FB_FMT_YV16 45 /* BPP=16 8-bit Y followed by 8-bit 2x1 VU */
|
||||
#define FB_FMT_YV12 46 /* BPP=12 8-bit Y followed by 8-bit 2x2 VU */
|
||||
#define FB_FMT_I420 47 /* BPP=12 8-bit Y followed by 8-bit 2x2 UV */
|
||||
#define FB_FMT_YVU9 43 /* BPP=9 8-bit Y followed by 8-bit 4x4 VU */
|
||||
#define FB_FMT_YUV9 44 /* BPP=9? */
|
||||
#define FB_FMT_IF09 45 /* BPP=9.5 YVU9 + 4x4 plane of delta relative to tframe. */
|
||||
#define FB_FMT_YV16 46 /* BPP=16 8-bit Y followed by 8-bit 2x1 VU */
|
||||
#define FB_FMT_YV12 47 /* BPP=12 8-bit Y followed by 8-bit 2x2 VU */
|
||||
#define FB_FMT_I420 48 /* BPP=12 8-bit Y followed by 8-bit 2x2 UV */
|
||||
#define FB_FMT_IYUV FB_FMT_I420 /* BPP=12 */
|
||||
#define FB_FMT_NV12 48 /* BPP=12 8-bit Y followed by an interleaved 2x2 UV */
|
||||
#define FB_FMT_NV21 49 /* BPP=12 NV12 with UV reversed */
|
||||
#define FB_FMT_IMC1 50 /* BPP=12 YV12 except UV planes ame stride as Y */
|
||||
#define FB_FMT_IMC2 51 /* BPP=12 IMC1 except UV lines interleaved at half stride boundaries */
|
||||
#define FB_FMT_IMC3 52 /* BPP=12 As IMC1 except that UV swapped */
|
||||
#define FB_FMT_IMC4 53 /* BPP=12 As IMC2 except that UV swapped */
|
||||
#define FB_FMT_CLPL 54 /* BPP=12 YV12 but including a level of indirection. */
|
||||
#define FB_FMT_Y41B 55 /* BPP=12? 4:1:1 planar. */
|
||||
#define FB_FMT_Y42B 56 /* BPP=16? YUV 4:2:2 planar. */
|
||||
#define FB_FMT_CXY1 57 /* BPP=12 */
|
||||
#define FB_FMT_CXY2 58 /* BPP=16 */
|
||||
#define FB_FMT_NV12 49 /* BPP=12 8-bit Y followed by an interleaved 2x2 UV */
|
||||
#define FB_FMT_NV21 50 /* BPP=12 NV12 with UV reversed */
|
||||
#define FB_FMT_IMC1 51 /* BPP=12 YV12 except UV planes ame stride as Y */
|
||||
#define FB_FMT_IMC2 52 /* BPP=12 IMC1 except UV lines interleaved at half stride boundaries */
|
||||
#define FB_FMT_IMC3 53 /* BPP=12 As IMC1 except that UV swapped */
|
||||
#define FB_FMT_IMC4 54 /* BPP=12 As IMC2 except that UV swapped */
|
||||
#define FB_FMT_CLPL 55 /* BPP=12 YV12 but including a level of indirection. */
|
||||
#define FB_FMT_Y41B 56 /* BPP=12? 4:1:1 planar. */
|
||||
#define FB_FMT_Y42B 57 /* BPP=16? YUV 4:2:2 planar. */
|
||||
#define FB_FMT_CXY1 58 /* BPP=12 */
|
||||
#define FB_FMT_CXY2 59 /* BPP=16 */
|
||||
|
||||
#define FB_ISYUVPLANAR(f) ((f) >= FB_FMT_AYUV) && (f) <= FB_FMT_YUVP)
|
||||
#define FB_ISYUV(f) (FB_ISYUVPACKED(f) || FB_ISYUVPLANAR(f))
|
||||
|
||||
@ -51,17 +51,21 @@
|
||||
*
|
||||
* CONFIG_NOKIA6100_SPIMODE - Controls the SPI mode
|
||||
* CONFIG_NOKIA6100_FREQUENCY - Define to use a different bus frequency
|
||||
* CONFIG_NOKIA6100_NINTERFACES - Specifies the number of physical Nokia 6100 devices that
|
||||
* will be supported.
|
||||
* CONFIG_NOKIA6100_NINTERFACES - Specifies the number of physical Nokia
|
||||
* 6100 devices that will be supported.
|
||||
* CONFIG_NOKIA6100_BPP - Device supports 8, 12, and 16 bits per pixel.
|
||||
* CONFIG_NOKIA6100_S1D15G10 - Selects the Epson S1D15G10 display controller
|
||||
* CONFIG_NOKIA6100_PCF8833 - Selects the Phillips PCF8833 display controller
|
||||
* CONFIG_NOKIA6100_BLINIT - Initial backlight setting
|
||||
*
|
||||
* Required LCD driver settings:
|
||||
* CONFIG_LCD_NOKIA6100 - Enable Nokia 6100 support
|
||||
* CONFIG_LCD_MAXCONTRAST - must be 63 with the Epson controller and 127 with
|
||||
* the Phillips controller.
|
||||
* CONFIG_LCD_MAXPOWER must be 1
|
||||
* CONFIG_LCD_MAXPOWER - Maximum value of backlight setting. The backlight
|
||||
* control is managed outside of the 6100 driver so this value has no
|
||||
* meaning to the driver. Board-specific logic may place restrictions on
|
||||
* this value.
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
@ -108,6 +112,19 @@ struct lcd_dev_s; /* see nuttx/lcd.h */
|
||||
struct spi_dev_s; /* see nuttx/spi.h */
|
||||
EXTERN FAR struct lcd_dev_s *nokia_lcdinitialize(FAR struct spi_dev_s *spi, unsigned int devno);
|
||||
|
||||
/**************************************************************************************
|
||||
* Name: nokia_backlight
|
||||
*
|
||||
* Description:
|
||||
* The Nokia 6100 backlight is controlled by logic outside of the LCD assembly. This
|
||||
* function must be provided by board specific logic to manage the backlight. This
|
||||
* function will receive a power value (0: full off - CONFIG_LCD_MAXPOWER: full on)
|
||||
* and should set the backlight accordingly.
|
||||
*
|
||||
**************************************************************************************/
|
||||
|
||||
EXTERN int nokia_setpower(unsigned int power);
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user