This is my third try for Olimex SAM9-L9260/61 board support patches.
Here follows the first patch. ---
Boards utilizing the Atmel LCD driver can now specify that the LCD clock must be inverted by defining the macro CONFIG_LCD_INVERTED_CLOCK. --- README | 5 +++++ drivers/video/atmel_lcdfb.c | 3 +++ 2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/README b/README index de700bd..d7c0afe 100644 --- a/README +++ b/README @@ -1063,6 +1063,11 @@ The following options need to be configured: Normally display is black on white background; define CONFIG_SYS_WHITE_ON_BLACK to get it inverted.
+ CONFIG_LCD_INVERTED_CLOCK + Define this if your LCD needs inverted clock polarity. Note + that this feature will work only if the selected LCD driver + and hardware controller support it. + - Splash Screen Support: CONFIG_SPLASH_SCREEN
If this option is set, the environment is checked for diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index db86763..d3e988e 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -112,6 +112,9 @@ void lcd_ctrl_init(void *lcdbase)
value |= panel_info.vl_sync; value |= (panel_info.vl_bpix << 5); +#if defined(CONFIG_LCD_INVERTED_CLOCK) + value |= ATMEL_LCDC_INVCLK_INVERTED; +#endif lcdc_writel(panel_info.mmio, ATMEL_LCDC_LCDCON2, value);
/* Vertical timing */