Hi Sudhakar, On Wed, Jun 08, 2011 at 18:32:35, Rajashekhara, Sudhakar wrote: > DA850/OMAP-L138 EMAC driver uses random mac address instead of > a fixed one because the mac address is not stuffed into EMAC > platform data. > > This patch provides a function which reads the mac address > stored in SPI flash (registered as MTD device) and populates the > EMAC platform data. The function which reads the mac address is > registered as a callback which gets called upon addition of MTD > device. > > NOTE: In case the MAC address stored in SPI flash is erased, follow > the instructions at [1] to restore it. > > [1] > http://processors.wiki.ti.com/index.php/GSG:_OMAP-L138_DVEVM_Additional_Procedures#Restoring_MAC_address_on_SPI_Flash > > Signed-off-by: Rajashekhara, Sudhakar <[email protected]> > --- > arch/arm/mach-davinci/board-da850-evm.c | 20 ++++++++++++++++++++ > 1 files changed, 20 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/mach-davinci/board-da850-evm.c > b/arch/arm/mach-davinci/board-da850-evm.c > index a7b41bf..3ff64b8 100644 > --- a/arch/arm/mach-davinci/board-da850-evm.c > +++ b/arch/arm/mach-davinci/board-da850-evm.c > @@ -115,6 +115,23 @@ static struct spi_board_info da850evm_spi_info[] = { > }, > }; > > +static void da850_evm_m25p80_notify_add(struct mtd_info *mtd) > +{ > + char *mac_addr = davinci_soc_info.emac_pdata->mac_addr; > + size_t retlen; > + > + if (!strcmp(mtd->name, "MAC-Address")) { > + mtd->read(mtd, 0, ETH_ALEN, &retlen, mac_addr); > + if (retlen == ETH_ALEN) > + pr_info("Read MAC addr from SPI Flash: %pM\n", > + mac_addr); > + } > +} > + > +static struct mtd_notifier da850evm_spi_notifier = { > + .add = da850_evm_m25p80_notify_add, > +}; > + > static struct mtd_partition da850_evm_norflash_partition[] = { > { > .name = "bootloaders + env", > @@ -1237,6 +1254,9 @@ static __init void da850_evm_init(void) > if (ret) > pr_warning("da850_evm_init: spi 1 registration failed: %d\n", > ret); > + > + if (mtd_has_partitions()) > + register_mtd_user(&da850evm_spi_notifier);
The v3.0 merge removes mtd_has_partitions() so this fails to build. Can you please fix and re-submit? Thanks, Sekhar _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
