[FS#976] bad DRAM clock on MT7620A

LEDE Bugs lede-bugs at lists.infradead.org
Wed Aug 23 18:38:42 PDT 2017

A new Flyspray task has been opened.  Details are below. 

User who did this - psyborg55 (psyborg55) 

Attached to Project - LEDE Project
Summary - bad DRAM clock on MT7620A
Task Type - Bug Report
Category - Kernel
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Critical
Priority - Very Low
Reported Version - Trunk
Due in Version - Undecided
Due Date - Undecided
Details -  - Xiaomi MiWiFi Mini
 - LEDE r4721-0168ba2
 - Steps to reproduce?

 use any version of OpenWrt/LEDE with CPU clocked at 620MHz from u-boot and DDR frequency is 206.33MHz (less than 200MHz with default CPU clock at 580MHz)

RAM chip used in this device is 800MHz DDR2 by default and that is exact value stock firmware is reporting in status page

More information can be found at the following URL:

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