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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2013-03-27 00:03:25 +0000 |
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| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2013-03-27 00:03:25 +0000 |
| commit | 5ee86601a172384191c3ea92d72785711c7cc201 (patch) | |
| tree | 6e33b0a28fa60847df651760f7fa97afe6c15e48 /nuttx/arch/arm/src/lpc17xx | |
| parent | 68cd11bf2a8f0f37e733572ce2bad747c3ee81b3 (diff) | |
| download | px4-nuttx-5ee86601a172384191c3ea92d72785711c7cc201.tar.gz px4-nuttx-5ee86601a172384191c3ea92d72785711c7cc201.tar.bz2 px4-nuttx-5ee86601a172384191c3ea92d72785711c7cc201.zip | |
Add apps/system/ramtest. I will use this for the LPC1788 SDRAM bringup
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5791 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/lpc17xx')
| -rw-r--r-- | nuttx/arch/arm/src/lpc17xx/Kconfig | 11 | ||||
| -rw-r--r-- | nuttx/arch/arm/src/lpc17xx/lpc17_lcd.c | 24 |
2 files changed, 35 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/lpc17xx/Kconfig b/nuttx/arch/arm/src/lpc17xx/Kconfig index 82b830a14..923964dad 100644 --- a/nuttx/arch/arm/src/lpc17xx/Kconfig +++ b/nuttx/arch/arm/src/lpc17xx/Kconfig @@ -654,6 +654,14 @@ config LPC17_LCD_TFTPANEL display panels require the digital color value of each pixel to be applied to the display data inputs. +config LPC17_LCD_MONOCHROME + bool "Monochrome LCD" + default n + depends on !LPC17_LCD_TFTPANEL + ---help--- + STN LCD monochrome/color selection. Selects monochrome LCD. This + selection has no meaning for a TFT panel. + choice prompt "Bits per pixel" default LPC17_LCD_BPP24 if LPC17_LCD_TFTPANEL @@ -673,6 +681,7 @@ config LPC17_LCD_BPP8 config LPC17_LCD_BPP16 bool "16 bit per pixel" + depends on !LPC17_LCD_MONOCHROME config LPC17_LCD_BPP24 bool "24 bit per pixel" @@ -680,9 +689,11 @@ config LPC17_LCD_BPP24 config LPC17_LCD_BPP16_565 bool "16 bpp, 5:6:5 mode" + depends on !LPC17_LCD_MONOCHROME config LPC17_LCD_BPP12_444 bool "12 bpp, 4:4:4 mode" + depends on !LPC17_LCD_MONOCHROME endchoice diff --git a/nuttx/arch/arm/src/lpc17xx/lpc17_lcd.c b/nuttx/arch/arm/src/lpc17xx/lpc17_lcd.c index c10d8ade7..dccc10404 100644 --- a/nuttx/arch/arm/src/lpc17xx/lpc17_lcd.c +++ b/nuttx/arch/arm/src/lpc17xx/lpc17_lcd.c @@ -563,6 +563,30 @@ int up_fbinitialize(void) regval &= ~LCD_CTRL_BGR; putreg32(regval, LPC17_LCD_CTRL); + /* Select monochrome or color LCD */ + +#ifdef CONFIG_LPC17_LCD_MONOCHROME + /* Select monochrome LCD */ + + regval &= ~LCD_CTRL_BGR; + putreg32(regval, LPC17_LCD_CTRL); + + /* Select 4- or 8-bit monochrome interface */ + +#if LPC17_BPP > 4 + regval |= LCD_CTRL_LCDMONO8; +#else + regval &= ~LCD_CTRL_LCDMONO8; +#endif + putreg32(regval, LPC17_LCD_CTRL); + +#else + /* Select color LCD */ + + regval &= ~(LCD_CTRL_LCDBW | LCD_CTRL_LCDMONO8); + putreg32(regval, LPC17_LCD_CTRL); +#endif + /* Little endian byte order */ regval &= ~LCD_CTRL_BEBO; |