From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Wed, 16 Sep 2015 16:57:28 -0700 Subject: [PATCH] ARM: dts: am57xx-beagle-x15: Update Phy supplies In-Reply-To: <55F98690.6070601@ti.com> References: <1441308226-26690-1-git-send-email-nm@ti.com> <55F98690.6070601@ti.com> Message-ID: <20150916235727.GC4215@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Nishanth Menon [150916 08:15]: > Hi Tony, > > On 09/03/2015 02:23 PM, Nishanth Menon wrote: > > Originally, all the SoC PHY rails were supplied by LDO3. However, as a > > result of characterization, it was determined that this posed a risk in > > extreme load conditions. Hence the PHY rails are split between two > > different LDOs. Update the related node as a result > > > > LDO3/VDDA_1V8_PHYA supplies vdda_usb1, vdda_usb2, vdda_sata, vdda_usb3 > > LDO4/VDDA_1V8_PHYB supplies vdda_pcie1, vdda_pcie0, vdda_hdmi, vdda_pcie > > > > NOTE: We break compatibility with pre-production boards with this change > > since, the PMIC LDO4 is disabled at OTP level. > > > > The new configuration is the plan of record and all pre-production > > boards are supposed to be replaced with the latest boards matching the > > mentioned configuration. > > > > Signed-off-by: Nishanth Menon > > --- > > Gentle ping. Some very few 10 something boards have been created and > stopped production till the latest modifications were done (PMIC USB > interrupt, LDO4 etc) - and all of those boards are now getting > scrapped.. If there are any (as per tracking information, there should > not be any), TI should be contacted to have them replaced. Sounds OK to me as they are TI internal protos. > Is it possible for us to consider this patch in 4.3 cycle - given that > we are this close, might have been great to see 4.3 vanilla function on > the production platform. Applying into omap-for-v4.3/fixes thanks. Tony