On Tue, 31 Jul 2018 23:40:10 +0530 Anand Moon <linux.am...@gmail.com> wrote:
> Hi Lukasz, > > On 27 July 2018 at 15:26, Lukasz Majewski <lu...@denx.de> wrote: > > On Fri, 27 Jul 2018 14:42:32 +0530 > > Anand Moon <linux.am...@gmail.com> wrote: > > > >> Hi Lukasz, > >> > >> On 27 July 2018 at 13:54, Lukasz Majewski <lu...@denx.de> wrote: > >> > On Fri, 27 Jul 2018 08:34:15 +0530 > >> > Anand Moon <linux.am...@gmail.com> wrote: > >> > > >> >> Hi Lukasz, > >> >> > >> >> On 26 July 2018 at 21:23, Lukasz Majewski <lu...@denx.de> > >> >> wrote: > >> >> > Hi Anand, > >> >> > > >> >> >> Hi Lukasz, > >> >> >> > >> >> >> On 26 July 2018 at 03:55, Lukasz Majewski <lu...@denx.de> > >> >> >> wrote: > >> >> >> > This commit allows by default booting Odroid XU3 from the > >> >> >> > SD card (when e.g. eMMC module is not present). > >> >> >> > > >> >> >> > Signed-off-by: Lukasz Majewski <lu...@denx.de> > >> >> >> > > >> >> >> > --- > >> >> >> > > >> >> >> > include/configs/odroid_xu3.h | 7 +++++-- > >> >> >> > 1 file changed, 5 insertions(+), 2 deletions(-) > >> >> >> > > >> >> >> > diff --git a/include/configs/odroid_xu3.h > >> >> >> > b/include/configs/odroid_xu3.h index > >> >> >> > f495f6219ba9..818a06515cb2 100644 --- > >> >> >> > a/include/configs/odroid_xu3.h +++ > >> >> >> > b/include/configs/odroid_xu3.h @@ -94,6 +94,9 @@ > >> >> >> > #undef CONFIG_SYS_BOARD > >> >> >> > #define CONFIG_SYS_BOARD "odroid" > >> >> >> > > >> >> >> > +#undef CONFIG_SYS_MMC_ENV_DEV > >> >> >> > +#define CONFIG_SYS_MMC_ENV_DEV 2 > >> >> >> > + > >> >> >> > /* Define new extra env settings, including DFU settings > >> >> >> > */ #undef CONFIG_EXTRA_ENV_SETTINGS > >> >> >> > #define CONFIG_EXTRA_ENV_SETTINGS \ > >> >> >> > @@ -105,8 +108,8 @@ > >> >> >> > "console=" CONFIG_DEFAULT_CONSOLE "\0"\ > >> >> >> > "fdtfile=exynos5422-odroidxu3.dtb\0" \ > >> >> >> > "boardname=odroidxu3\0" \ > >> >> >> > - "mmcbootdev=0\0" \ > >> >> >> > - "mmcrootdev=0\0" \ > >> >> >> > + "mmcbootdev=2\0" \ > >> >> >> > + "mmcrootdev=1\0" \ > >> >> >> > "mmcbootpart=1\0" \ > >> >> >> > "mmcrootpart=2\0" \ > >> >> >> > "dfu_alt_system="CONFIG_DFU_ALT_SYSTEM \ > >> >> >> > -- > >> >> >> > 2.11.0 > >> >> >> > > >> >> >> > >> >> >> This changes probably breaks the booting from eMMC on > >> >> >> Odroid-XU4 > >> >> > > >> >> > I suppose, that XU4 is also equipped with SD card slot as XU3. > >> >> > > >> >> > Nonetheless, as I don't have eMMC card for mine XU3, the only > >> >> > way to boot my device is SD card. > >> >> > > >> >> > If you believe that this may be a problem, then I can drop > >> >> > this patch. > >> >> > > >> >> > Have you checked patches from 1-8? > >> >> > Does it work for you? If yes, please send tested-by tag. > >> >> > > >> >> > >> >> Yes you probably need to drop this patch, > >> >> I had some tough time recovering my eMMC back to flash new > >> >> u-boot. > >> >> > >> >> I have tested my eMMC with default boot.scr its boot good. > >> >> Need to modify the boot.scr to boot into SD card. > >> > > >> > SD card has different layout than eMMC. > >> > > >> > Despite above - you just shall need to apply patch 9/9 to get the > >> > board running from SD card. > >> > > >> > >> Actually SD card are easy to modify and tune with just adding > >> setenv mmcrootdev "1" to autoboot.cmd from sdcard. > >> > >> but with eMMC module it's bit difficult to make this work, > > > > Ach.... Ok, I see > > > > The problem is when you have both attached - the eMMC and SD card. > > > > In that case I always thought that one shall boot from eMMC and the > > SD card shall be used as an extra storage space. > > > > Also, please keep in mind that IIRC the ROM first tries to boot from > > eMMC, so you need BL1, u-boot placed there if it is present. > > > > Can we create a different board initialization file to fine tune the > odroid xu3 platform. > for example Odroid U3 has # board/samsung/odroid/odroid.c > The idea was to use common board file (./board/samsung/common/board.c) for all Exynos5 based boards. The potential differences were supposed to be added via device tree. > where we can initialize for Odroid XU3 platform boards with following > features. board_clock_init > board_gpio_init > exynos_power_init > board_usb_init Above two can be achieved with driver model. Providing such functions would be a step back from full XU3/XU4 conversion to DM. > board_leds > > Best Regards > -Anand Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
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