On Wednesday 08 June 2016 12:02:00 Felipe Balbi wrote: > Hi, > > Tony Lindgren <tony@xxxxxxxxxxx> writes: > > * Pali Rohár <pali.rohar@xxxxxxxxx> [160607 05:53]: > >> > Tony, what do you think about that patch? > >> > >> Tony, PING > > > > Yeah I don't know, AFAIK we don't have a generic way to > > force MUSB to change mode without ID pin. If you have figured > > something generic for that which does not actually tinker with > > the PHY registers directly, that should be the generic > > musb_set_mode() that we've been wondering about for years. > > #define MUSB_TEST_FORCE_HOST 0x80 > > Can someone confirm on MUSB's docs (and actual running system) that > this does what's supposed to do? Maybe this can help you: https://garage.maemo.org/plugins/ggit/browse.php/?p=kernel-power;a=blob;f=kernel-power-2.6.28/debian/patches/usbhostmode.diff Patch for 2.6.28 omap1 kernel which adds usb host mode support for Nokia N900. Look for MUSB_TESTMODE, MUSB_TEST_FORCE_HOST is called together with MUSB_TEST_FORCE_FS or MUSB_TEST_FORCE_HS (line 355). -- Pali Rohár pali.rohar@xxxxxxxxx
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