Convert 12V to 5V and 3.3V. 5V supplies are too expensive at the required wattage level.
Gerald -----Original Message----- From: Tony Lindgren [mailto:t...@atomide.com] Sent: Thursday, November 6, 2014 10:49 AM To: Nishanth Menon Cc: Tom Rini; ba...@ti.com; devicet...@vger.kernel.org; beaglebo...@googlegroups.com; linux-kernel@vger.kernel.org; ger...@granddesignsgroup.com; fcoo...@ti.com; linux-o...@vger.kernel.org; linux-arm-ker...@lists.infradead.org Subject: Re: [PATCH] ARM: dts: Add am57xx-beagle-x15 * Nishanth Menon <n...@ti.com> [141106 08:44]: > On 11/06/2014 10:37 AM, Tom Rini wrote: > > >>> device_type = "memory"; + reg = <0x80000000 0x40000000>; /* 1GB > >>> to start. Target 2GB */ > >> > >> 1GiB ? Why would you put this here btw ? u-boot fills this one up. > > > > Yes, it should either be the full and correct value or 0x0 (like a > > number of PowerPC platforms do) so it's clear something else gives > > us the right value here. > > Honest mistake, my bad.. I thought I cleaned up the patch! Sigh!!! i > will repost with proper 2GB. it is better that way in case being used > with "other bootloaders" which are not exactly too good like u-boot. Can you also describe why all the always-on regulators are needed? Regards, Tony -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
