From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Glass Date: Wed, 22 Mar 2017 20:19:34 -0600 Subject: [U-Boot] uboot information In-Reply-To: References: Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit To: u-boot@lists.denx.de Hi, On 22 March 2017 at 10:35, Sébastien Basset wrote: > 1/ No, As i am stuck on the mmc (pci controller internal soc), > 2/ Now i try to boot on usb key, but i don't see controller usb > Sorry, these are two different problems. It is better to post at the bottom that the top, for mailing lists. I think PCI XHCI has some problems. I'm not sure of its status. MMC seems to work well on Minnowboard Max (baytrail) but I am not sure about braswell. Is it perhaps a slightly different chip? Regards, Simon > > > > 2017-03-22 17:22 GMT+01:00 Simon Glass : >> >> Hi, >> >> On 22 March 2017 at 08:20, Sébastien Basset wrote: >> > hi, >> > >> > i see controller: >> > >> > src/soc/intel/braswell/chip.c/enable_dev ( Intel Braswell SoC ), >> > type: 2 >> > vendor: 0x8086. device: 0x2296 >> > class: 0x08 Generic system peripheral >> > subclass: 0x05 SD Host controller >> > prog: 0x01 >> > revision: 0x35 >> > src/soc/intel/braswell/southcluster.c/southcluster_enable_dev ( >> > Intel >> > Braswell SoC ) >> > PCI: 00:12.0 [8086/2296] ops >> > PCI: 00:12.0 [8086/2296] enabled >> > >> > but i can't test sdcard in coreboot ... >> > >> > i had intel back on this issue, on braswell 3160 version, it's not >> > possible >> > of boot on sdcard : >> > It can be found on page 31 of the Braswell** Design In for The Internet >> > of >> > Things (IoT) document 555139. >> > >> > it's very strange !!?? >> > >> > else i try to boot on usb: >> > >> > I added node in dts file : >> > >> > usb at 14,0 { >> > reg = <0x000a0000 0 0 0 0>; >> > compatible = "xhci-pci"; >> > }; >> > >> > is there another step for see controller with usb start command ? >> >> I thought you said it was MMC...do you mean it is a USB controller >> with an USB->MMC device? >> >> Regards, >> Simon >> >> >> > >> > Thank you for your information. >> > >> > >> > >> > >> > 2017-03-22 14:05 GMT+01:00 Simon Glass : >> >> >> >> Hi, >> >> >> >> On 18 March 2017 at 02:25, Sébastien Basset >> >> wrote: >> >> > Hi, >> >> > >> >> > Coreboot load uboot as payload. >> >> >> >> Does the MMC work OK in coreboot? >> >> >> >> It is possible to load U-Boot from UEFI if that helps? >> >> >> >> - Simon >> >> >> >> > >> >> > Le 17 mars 2017 19:14, "Simon Glass" a écrit : >> >> >> >> >> >> +Bin >> >> >> >> >> >> Hi Sebastian, >> >> >> >> >> >> On 17 March 2017 at 11:23, Sébastien Basset >> >> >> wrote: >> >> >> > >> >> >> > Hello, >> >> >> > >> >> >> > Sorry for the inconvenience, i have problem for read mmc on my >> >> >> > board >> >> >> > with braswell cpu, i would like test on other board, i have nuc >> >> >> > intel >> >> >> > with >> >> >> > braswell,is there possible when there is already bios to load >> >> >> > uboot ? >> >> >> > >> >> >> > else has any chance, I use coreboot + uboot, i would like run >> >> >> > kernel >> >> >> > on >> >> >> > sdmmc, but i have an problem for communicate with sdcard. I read >> >> >> > cid >> >> >> > & >> >> >> > reference of card but when try read SCR(version & bus width) of >> >> >> > card, >> >> >> > doesn't work . For read scr, it's first Transfer mode in SDMA .i >> >> >> > had >> >> >> > no >> >> >> > error for read data but buffer is empty, why ?I use coreboot + >> >> >> > uboot, >> >> >> > i >> >> >> > would like run kernel on sdmmc, but i have an problem for >> >> >> > communicate >> >> >> > with >> >> >> > sdcard. I read cid & reference of card but when try read >> >> >> > SCR(version >> >> >> > & bus >> >> >> > width) of card, doesn't work . For read scr, it's first Transfer >> >> >> > mode >> >> >> > in >> >> >> > SDMA .i had no error for read data but buffer is empty, why ? >> >> >> >> >> >> Just to be clear, are you running U-Boot on top of Coreboot? >> >> >> >> >> >> Regards, >> >> >> Simon >> > >> > > >