On 06/13/2012 10:19 AM, Simon Glass wrote: > From: Wei Ni <w...@nvidia.com> > > Add support for the LCD peripheral at the Tegra2 SOC level. A separate > LCD driver will use this functionality to configure the display.
> diff --git a/arch/arm/include/asm/arch-tegra2/display.h > b/arch/arm/include/asm/arch-tegra2/display.h > +/** > + * Perform the next stage of the LCD init if it is time to do so. > + * > + * LCD init can be time-consuming because of the number of delays we need > + * while waiting for the backlight power supply, etc. This function can > + * be called at various times during U-Boot operation to advance the > + * initialization of the LCD to the next stage if sufficient time has > + * passed since the last stage. It keeps track of what stage it is up to > + * and the time that it is permitted to move to the next stage. > + * > + * The final call should have wait=1 to complete the init. > + * > + * @param blob fdt blob containing LCD information > + * @param wait 1 to wait until all init is complete, and then return > + * 0 to return immediately, potentially doing nothing if it is > + * not yet time for the next init. > + */ > +int tegra_lcd_check_next_stage(const void *blob, int wait); The prototype in the header seems to be the only mention of this function. _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
