Vanalme Filip wrote: > Is there any specific reason why the (i.MX27) LCDC clocks are disabled in > imxfb_probe() (drivers\imx.c) ? > > #ifdef CONFIG_ARCH_IMX27 > PCCR0 &= ~PCCR0_LCDC_EN; > PCCR1 &= ~PCCR1_HCLK_LCDC; > #endif > > I would have expected the clocks to be enabled in that routine. > > I'm experimenting a little with Barebox's 'bmp' command. Although the > command did not return any error, I did not have any output on my lcd. Then > I noticed that the LCDC clocks were not enabled. If the clocks were not > enabled by default in the probe function, I would expect the enabling in > the bmp command code, e.g. with FBIO_ENABLE ioctl command. But, as far as I > can see, FBIO_ENABLE is not executed in the bmp command code. Try within barebox fb0.enable=1 This should enable the LCD controller on demand. jbe -- Pengutronix e.K. | Juergen Beisert | Linux Solutions for Science and Industry | Phone: +49-8766-939 228 | Vertretung Sued/Muenchen, Germany | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de/ | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
