[U-Boot] [PATCH] mvsata_ide: adjust port init sequence
Sergei Shtylyov
sshtylyov at mvista.com
Mon Sep 6 11:18:58 CEST 2010
Hello.
On 05.09.2010 23:33, Albert ARIBAUD wrote:
>>> + /* Set control IPM to 3 (no low power) and DET to 1 (initialize) */
>>> control = readl(&port->scontrol);
>>> control = (control & ~MVSATA_SCONTROL_MASK) | MVSATA_PORT_INIT;
>>> + /* Toggle control DET back to 0 (normal operation) */
>> But you haven't set it to 1 yet. Maybe the comment is misplaced?
> Look at the comment above, which said DET was set to 1, and at
> MVSATA_PORT_INIT, which combines IPM=3 and DET=1.
But you didn't write that value yet before your comment saying that you're
resetting DET back to 0.
WBR, Sergei
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