On Sat, Aug 28, 2010 at 8:26 AM, Sumesh Kaana <[email protected]> wrote: > Hi all, > > > > I am trying to mount SD-Card over SPI on our custom DM6467 board. davinci > spi controller driver and mmc over spi drver are selected in the menuconfig. > i am using davinci-PSP.03-XX-00-37 kernel. > > I have also edited board initialization file to probe the MMC card under SPI > as below: > > > > static struct spi_board_info dm646x_spi_info[] __initconst = { > > #ifdef CONFIG_MMC_SPI > > { > > .modalias = "mmc_spi", > > .max_speed_hz = (750 * 1000 ), /* max spi clock (SCK) > speed in HZ */ > > .bus_num = 0, > > .chip_select = 0, /* CS0 */ > > .mode = SPI_MODE_0, > > }, > > #endif > > > > The kernel boots with following log > ... > mmc0: Minimum clock frequency too high for identification mode ...
Have you tried lower the clock frequency? Steve _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
