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4 commits

Author SHA1 Message Date
Michael Sevakis
11cca264ff i.MX31/Gigabeat S: Implement frequency and voltage scaling-- 1.6V for 528MHz, and 1.35V for 264MHz and 132MHz. Keep DPTC overdrive ( > 400MHz) voltage scaling off for now because of uncertainties. Simplify the (working) mess later.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25699 a1c6a512-1295-4272-9138-f99709370657
2010-04-23 15:32:50 +00:00
Michael Sevakis
79d90b9e76 Gigabeat S/i.MX31: Continue, and most likely complete, the platform/player-specific code/data shuffling begun in r25547.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25564 a1c6a512-1295-4272-9138-f99709370657
2010-04-10 09:24:06 +00:00
Michael Sevakis
eb755ec351 Gigabeat S: Slow down the SPI clock to 1/8 current speed. It seems lower voltages can reveal the weakness that forbids maximum-speed clocking per the SPI spec. OF leaves it set much slower. Push it a bit over OF since it's been gotten away with fairly cleanly so far. Settings on pins and interface to be more thoroughly investigated.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25554 a1c6a512-1295-4272-9138-f99709370657
2010-04-09 13:21:32 +00:00
Michael Sevakis
7abf2b53a4 Gigabeat S/i.MX31: Sort files in the /target tree into things that are SoC-generic (into /imx31) and player-specific (into /gigabeat-s, based upon current appearances). Move i2s clock init into the appropriate file. Housekeeping only-- no functional changes.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25547 a1c6a512-1295-4272-9138-f99709370657
2010-04-09 01:21:53 +00:00
Renamed from firmware/target/arm/imx31/gigabeat-s/mc13783-imx31.c (Browse further)