On Tue, Apr 01, 2014 at 01:18:53PM +0200, Hans de Goede wrote: > Hi, > > On 04/01/2014 12:19 PM, Maxime Ripard wrote: > > On Tue, Apr 01, 2014 at 01:12:21AM +0200, Hans de Goede wrote: > >> Hi All, > >> > >> Here is a branch of u-boot for the A31 with preliminary axp221 > >> support: > >> > >> https://github.com/jwrdegoede/u-boot-sunxi/commits/sunxi-a31-axp221 > >> > >> Many thanks to Olliver for the initial p2wi and axp221 code, it was > >> a good starting point. Note still no SPL, this is to be loaded > >> from boot00 + boot1. > >> > >> Advantages over the allwinner generated images u-boot are: > >> -fdt support > >> -axp221 code will properly power the gpio's and sdcard at 3.3v, rather > >> then undervolt them at 3v > >> -axp221 code will activate ldo1, and thus give power to the phy, > >> so now we can go and test wens gmac for a31 work > > > > Cool! Thanks a lot for that. > > > > How do you load it usually? From a SD Card? > > Yes I use your a31-sdcard.img and replace u-boot.bin in the linux dir > with one built from scratch.
Ok. > > Have you tried flashing to the NAND? > > No. Ok. I will then. My MMC slot starts to wear off, so the MMC is not really an option anymore. I used to use fastboot, but I guess moving it to the NAND, and use the GMAC then. > Note I've finished up my sun6i patch series (which includes your initial > work) to make it ready for pushing to the official u-boot-sunxi git > repo. So if you're going to play with this, please make sure you've > the latest code from: > https://github.com/jwrdegoede/u-boot-sunxi/commits/sunxi-a31-axp221 > > (no functional changes, just cleanups / FIXUP patches merging) Yeah, I saw that. Thanks a lot for your efforts. Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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