* linux.bootargs: export mtdparts from DTS @ 2018-02-23 7:26 Yegor Yefremov 2018-02-23 7:33 ` Sascha Hauer 0 siblings, 1 reply; 6+ messages in thread From: Yegor Yefremov @ 2018-02-23 7:26 UTC (permalink / raw) To: barebox My board will be configured via DTS file, that contains an MTD partition table [1]. How can it be automatically exported to global.inux.bootargs.mtdparts? [1] https://git.pengutronix.de/cgit/barebox/tree/arch/arm/dts/am335x-baltos-minimal.dts#n217 Yegor _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: linux.bootargs: export mtdparts from DTS 2018-02-23 7:26 linux.bootargs: export mtdparts from DTS Yegor Yefremov @ 2018-02-23 7:33 ` Sascha Hauer 2018-02-23 7:39 ` Yegor Yefremov 0 siblings, 1 reply; 6+ messages in thread From: Sascha Hauer @ 2018-02-23 7:33 UTC (permalink / raw) To: Yegor Yefremov; +Cc: barebox Hi Yegor, On Fri, Feb 23, 2018 at 08:26:56AM +0100, Yegor Yefremov wrote: > My board will be configured via DTS file, that contains an MTD > partition table [1]. How can it be automatically exported to > global.inux.bootargs.mtdparts? > > [1] https://git.pengutronix.de/cgit/barebox/tree/arch/arm/dts/am335x-baltos-minimal.dts#n217 Why would you want to do that? You are not going to start an ancient kernel with ATAG support, are you? Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: linux.bootargs: export mtdparts from DTS 2018-02-23 7:33 ` Sascha Hauer @ 2018-02-23 7:39 ` Yegor Yefremov 2018-02-23 7:52 ` Yegor Yefremov 0 siblings, 1 reply; 6+ messages in thread From: Yegor Yefremov @ 2018-02-23 7:39 UTC (permalink / raw) To: Sascha Hauer; +Cc: barebox On Fri, Feb 23, 2018 at 8:33 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote: > Hi Yegor, > > On Fri, Feb 23, 2018 at 08:26:56AM +0100, Yegor Yefremov wrote: >> My board will be configured via DTS file, that contains an MTD >> partition table [1]. How can it be automatically exported to >> global.inux.bootargs.mtdparts? >> >> [1] https://git.pengutronix.de/cgit/barebox/tree/arch/arm/dts/am335x-baltos-minimal.dts#n217 > > Why would you want to do that? You are not going to start an ancient > kernel with ATAG support, are you? So far I'm using ancient LTS 3.18.x kernel with this DTS [1] and packaging it via FIT. [1] https://github.com/visionsystemsgmbh/onrisc_br_bsp/blob/master/board/vscom/dts/3.15/onrisc-baltos-ir-5221.dts Yegor _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: linux.bootargs: export mtdparts from DTS 2018-02-23 7:39 ` Yegor Yefremov @ 2018-02-23 7:52 ` Yegor Yefremov 2018-02-23 8:04 ` Sascha Hauer 0 siblings, 1 reply; 6+ messages in thread From: Yegor Yefremov @ 2018-02-23 7:52 UTC (permalink / raw) To: Sascha Hauer; +Cc: barebox On Fri, Feb 23, 2018 at 8:39 AM, Yegor Yefremov <yegorslists@googlemail.com> wrote: > On Fri, Feb 23, 2018 at 8:33 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote: >> Hi Yegor, >> >> On Fri, Feb 23, 2018 at 08:26:56AM +0100, Yegor Yefremov wrote: >>> My board will be configured via DTS file, that contains an MTD >>> partition table [1]. How can it be automatically exported to >>> global.inux.bootargs.mtdparts? >>> >>> [1] https://git.pengutronix.de/cgit/barebox/tree/arch/arm/dts/am335x-baltos-minimal.dts#n217 >> >> Why would you want to do that? You are not going to start an ancient >> kernel with ATAG support, are you? > > So far I'm using ancient LTS 3.18.x kernel with this DTS [1] and > packaging it via FIT. > > [1] https://github.com/visionsystemsgmbh/onrisc_br_bsp/blob/master/board/vscom/dts/3.15/onrisc-baltos-ir-5221.dts I've installed dtc and dumped my loaded DTB in Linux: nand@0,0 { reg = <0x0 0x0 0x4>; gpmc,we-off-ns = <0x28>; gpmc,oe-on-ns = <0x0>; gpmc,device-nand = "true"; gpmc,cycle2cycle-delay-ns = <0x0>; gpmc,wr-access-ns = <0x28>; gpmc,wr-data-mux-bus-ns = <0x0>; gpmc,adv-rd-off-ns = <0x22>; gpmc,oe-off-ns = <0x36>; gpmc,clk-activation-ns = <0x0>; gpmc,wait-on-write = "true"; elm_id = <0x42>; ti,nand-ecc-opt = "bch8"; gpmc,adv-on-ns = <0x6>; gpmc,adv-wr-off-ns = <0x2c>; ti,nand-xfer-type = "prefetch-polled"; gpmc,wait-monitoring-ns = <0x0>; nand-bus-width = <0x8>; gpmc,device-width = <0x1>; gpmc,cs-rd-off-ns = <0x2c>; gpmc,rd-cycle-ns = <0x52>; #address-cells = <0x1>; gpmc,bus-turnaround-ns = <0x0>; gpmc,cs-on-ns = <0x0>; gpmc,we-on-ns = <0x0>; #size-cells = <0x1>; gpmc,wait-on-read = "true"; gpmc,wr-cycle-ns = <0x52>; gpmc,access-ns = <0x40>; gpmc,sync-clk-ps = <0x0>; gpmc,cs-wr-off-ns = <0x2c>; partitions { compatible = "fixed-partitions"; #addres-cells = <0x1>; #size-cells = <0x1>; partition@260000 { reg = <0x260000 0xfda0000>; label = "UBI"; }; partition@0 { reg = <0x0 0x20000>; label = "SPL"; }; partition@20000 { reg = <0x20000 0x20000>; label = "SPL.backup1"; }; partition@40000 { reg = <0x40000 0x20000>; label = "SPL.backup2"; }; partition@60000 { reg = <0x60000 0x20000>; label = "SPL.backup3"; }; partition@80000 { reg = <0x80000 0x1e0000>; label = "u-boot"; }; }; }; Somehow UBI partition is now the first partition and thus other partitions were not parsed. Cat /proc/mtd says nothing and I have only /dev/mtd0. Yegor _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: linux.bootargs: export mtdparts from DTS 2018-02-23 7:52 ` Yegor Yefremov @ 2018-02-23 8:04 ` Sascha Hauer 2018-02-23 8:10 ` Yegor Yefremov 0 siblings, 1 reply; 6+ messages in thread From: Sascha Hauer @ 2018-02-23 8:04 UTC (permalink / raw) To: Yegor Yefremov; +Cc: barebox On Fri, Feb 23, 2018 at 08:52:35AM +0100, Yegor Yefremov wrote: > On Fri, Feb 23, 2018 at 8:39 AM, Yegor Yefremov > <yegorslists@googlemail.com> wrote: > > On Fri, Feb 23, 2018 at 8:33 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote: > >> Hi Yegor, > >> > >> On Fri, Feb 23, 2018 at 08:26:56AM +0100, Yegor Yefremov wrote: > >>> My board will be configured via DTS file, that contains an MTD > >>> partition table [1]. How can it be automatically exported to > >>> global.inux.bootargs.mtdparts? > >>> > >>> [1] https://git.pengutronix.de/cgit/barebox/tree/arch/arm/dts/am335x-baltos-minimal.dts#n217 > >> > >> Why would you want to do that? You are not going to start an ancient > >> kernel with ATAG support, are you? > > > > So far I'm using ancient LTS 3.18.x kernel with this DTS [1] and > > packaging it via FIT. > > > > [1] https://github.com/visionsystemsgmbh/onrisc_br_bsp/blob/master/board/vscom/dts/3.15/onrisc-baltos-ir-5221.dts > > I've installed dtc and dumped my loaded DTB in Linux: > > nand@0,0 { > reg = <0x0 0x0 0x4>; > gpmc,we-off-ns = <0x28>; > gpmc,oe-on-ns = <0x0>; > gpmc,device-nand = "true"; > gpmc,cycle2cycle-delay-ns = <0x0>; > gpmc,wr-access-ns = <0x28>; > gpmc,wr-data-mux-bus-ns = <0x0>; > gpmc,adv-rd-off-ns = <0x22>; > gpmc,oe-off-ns = <0x36>; > gpmc,clk-activation-ns = <0x0>; > gpmc,wait-on-write = "true"; > elm_id = <0x42>; > ti,nand-ecc-opt = "bch8"; > gpmc,adv-on-ns = <0x6>; > gpmc,adv-wr-off-ns = <0x2c>; > ti,nand-xfer-type = "prefetch-polled"; > gpmc,wait-monitoring-ns = <0x0>; > nand-bus-width = <0x8>; > gpmc,device-width = <0x1>; > gpmc,cs-rd-off-ns = <0x2c>; > gpmc,rd-cycle-ns = <0x52>; > #address-cells = <0x1>; > gpmc,bus-turnaround-ns = <0x0>; > gpmc,cs-on-ns = <0x0>; > gpmc,we-on-ns = <0x0>; > #size-cells = <0x1>; > gpmc,wait-on-read = "true"; > gpmc,wr-cycle-ns = <0x52>; > gpmc,access-ns = <0x40>; > gpmc,sync-clk-ps = <0x0>; > gpmc,cs-wr-off-ns = <0x2c>; > > partitions { > compatible = "fixed-partitions"; > #addres-cells = <0x1>; > #size-cells = <0x1>; > > partition@260000 { > reg = <0x260000 0xfda0000>; > label = "UBI"; > }; > > partition@0 { > reg = <0x0 0x20000>; > label = "SPL"; > }; > > partition@20000 { > reg = <0x20000 0x20000>; > label = "SPL.backup1"; > }; > > partition@40000 { > reg = <0x40000 0x20000>; > label = "SPL.backup2"; > }; > > partition@60000 { > reg = <0x60000 0x20000>; > label = "SPL.backup3"; > }; > > partition@80000 { > reg = <0x80000 0x1e0000>; > label = "u-boot"; > }; > }; > }; > > Somehow UBI partition is now the first partition and thus other > partitions were not parsed. Cat /proc/mtd says nothing and I have only > /dev/mtd0. The partition ordering is strange, but not your problem. You only have mtd0 because the old Kernel doesn't recognize any partition table at all, note the additional partitions{} subnode which is only recognized by newer kernels. You have to set global.of_partition_binding="legacy". Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: linux.bootargs: export mtdparts from DTS 2018-02-23 8:04 ` Sascha Hauer @ 2018-02-23 8:10 ` Yegor Yefremov 0 siblings, 0 replies; 6+ messages in thread From: Yegor Yefremov @ 2018-02-23 8:10 UTC (permalink / raw) To: Sascha Hauer; +Cc: barebox On Fri, Feb 23, 2018 at 9:04 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote: > On Fri, Feb 23, 2018 at 08:52:35AM +0100, Yegor Yefremov wrote: >> On Fri, Feb 23, 2018 at 8:39 AM, Yegor Yefremov >> <yegorslists@googlemail.com> wrote: >> > On Fri, Feb 23, 2018 at 8:33 AM, Sascha Hauer <s.hauer@pengutronix.de> wrote: >> >> Hi Yegor, >> >> >> >> On Fri, Feb 23, 2018 at 08:26:56AM +0100, Yegor Yefremov wrote: >> >>> My board will be configured via DTS file, that contains an MTD >> >>> partition table [1]. How can it be automatically exported to >> >>> global.inux.bootargs.mtdparts? >> >>> >> >>> [1] https://git.pengutronix.de/cgit/barebox/tree/arch/arm/dts/am335x-baltos-minimal.dts#n217 >> >> >> >> Why would you want to do that? You are not going to start an ancient >> >> kernel with ATAG support, are you? >> > >> > So far I'm using ancient LTS 3.18.x kernel with this DTS [1] and >> > packaging it via FIT. >> > >> > [1] https://github.com/visionsystemsgmbh/onrisc_br_bsp/blob/master/board/vscom/dts/3.15/onrisc-baltos-ir-5221.dts >> >> I've installed dtc and dumped my loaded DTB in Linux: >> >> nand@0,0 { >> reg = <0x0 0x0 0x4>; >> gpmc,we-off-ns = <0x28>; >> gpmc,oe-on-ns = <0x0>; >> gpmc,device-nand = "true"; >> gpmc,cycle2cycle-delay-ns = <0x0>; >> gpmc,wr-access-ns = <0x28>; >> gpmc,wr-data-mux-bus-ns = <0x0>; >> gpmc,adv-rd-off-ns = <0x22>; >> gpmc,oe-off-ns = <0x36>; >> gpmc,clk-activation-ns = <0x0>; >> gpmc,wait-on-write = "true"; >> elm_id = <0x42>; >> ti,nand-ecc-opt = "bch8"; >> gpmc,adv-on-ns = <0x6>; >> gpmc,adv-wr-off-ns = <0x2c>; >> ti,nand-xfer-type = "prefetch-polled"; >> gpmc,wait-monitoring-ns = <0x0>; >> nand-bus-width = <0x8>; >> gpmc,device-width = <0x1>; >> gpmc,cs-rd-off-ns = <0x2c>; >> gpmc,rd-cycle-ns = <0x52>; >> #address-cells = <0x1>; >> gpmc,bus-turnaround-ns = <0x0>; >> gpmc,cs-on-ns = <0x0>; >> gpmc,we-on-ns = <0x0>; >> #size-cells = <0x1>; >> gpmc,wait-on-read = "true"; >> gpmc,wr-cycle-ns = <0x52>; >> gpmc,access-ns = <0x40>; >> gpmc,sync-clk-ps = <0x0>; >> gpmc,cs-wr-off-ns = <0x2c>; >> >> partitions { >> compatible = "fixed-partitions"; >> #addres-cells = <0x1>; >> #size-cells = <0x1>; >> >> partition@260000 { >> reg = <0x260000 0xfda0000>; >> label = "UBI"; >> }; >> >> partition@0 { >> reg = <0x0 0x20000>; >> label = "SPL"; >> }; >> >> partition@20000 { >> reg = <0x20000 0x20000>; >> label = "SPL.backup1"; >> }; >> >> partition@40000 { >> reg = <0x40000 0x20000>; >> label = "SPL.backup2"; >> }; >> >> partition@60000 { >> reg = <0x60000 0x20000>; >> label = "SPL.backup3"; >> }; >> >> partition@80000 { >> reg = <0x80000 0x1e0000>; >> label = "u-boot"; >> }; >> }; >> }; >> >> Somehow UBI partition is now the first partition and thus other >> partitions were not parsed. Cat /proc/mtd says nothing and I have only >> /dev/mtd0. > > The partition ordering is strange, but not your problem. You only have > mtd0 because the old Kernel doesn't recognize any partition table at > all, note the additional partitions{} subnode which is only recognized > by newer kernels. You have to set global.of_partition_binding="legacy". I see now. It is working with the legacy option. Thanks. Yegor _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2018-02-23 8:11 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2018-02-23 7:26 linux.bootargs: export mtdparts from DTS Yegor Yefremov 2018-02-23 7:33 ` Sascha Hauer 2018-02-23 7:39 ` Yegor Yefremov 2018-02-23 7:52 ` Yegor Yefremov 2018-02-23 8:04 ` Sascha Hauer 2018-02-23 8:10 ` Yegor Yefremov
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox