Question about 0.9V on lsch3
Priyanka Jain (OSS)
priyanka.jain at oss.nxp.com
Fri Aug 21 11:37:52 CEST 2020
>From: U-Boot <u-boot-bounces at lists.denx.de> On Behalf Of Martin Kaistra
>Sent: Monday, August 10, 2020 5:37 PM
>To: Priyanka Jain <priyanka.jain at nxp.com>; York Sun <york.sun at nxp.com>;
>u-boot at lists.denx.de
>Cc: oliver.thomas at sick.de
>Subject: Question about 0.9V on lsch3
>the commit 4911948ec73 ("board/freescale,lsch3: Add entry for 0.9v") places
>the entry for 0.9V at position 11 in the vdd table.
>However according to the reference manual of LS2088A, for a VDD voltage of
>0.9V, VID should be 8 (01000b).
>Am I missing something in the manual or was the patch maybe not applied
Your RM understanding is correct.
The code needs to be corrected to set 0.9V position at 01000b.
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