RE: [PATCH] OMAP: Zoom3: Fix Zoom3 booting issue

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> -----Original Message-----
> From: G, Manjunath Kondaiah
> Sent: Wednesday, March 03, 2010 12:38 AM
> To: G, Manjunath Kondaiah; Aguirre, Sergio; linux-omap@xxxxxxxxxxxxxxx
> Cc: Tony Lindgren; Shilimkar, Santosh; Raja, Govindraj
> Subject: RE: [PATCH] OMAP: Zoom3: Fix Zoom3 booting issue
> 
> 
> 
> 
> > -----Original Message-----
> > From: G, Manjunath Kondaiah
> > Sent: Wednesday, March 03, 2010 11:31 AM
> > To: Aguirre, Sergio; linux-omap@xxxxxxxxxxxxxxx
> > Cc: Tony Lindgren; Shilimkar, Santosh; Raja, Govindraj
> > Subject: RE: [PATCH] OMAP: Zoom3: Fix Zoom3 booting issue
> >
> > Sergio,
> >
> > > -----Original Message-----
> > > From: Aguirre, Sergio
> > > Sent: Tuesday, March 02, 2010 9:41 PM
> > > To: G, Manjunath Kondaiah; linux-omap@xxxxxxxxxxxxxxx
> > > Cc: G, Manjunath Kondaiah; Tony Lindgren; Shilimkar, Santosh;
> > > Raja, Govindraj
> > > Subject: RE: [PATCH] OMAP: Zoom3: Fix Zoom3 booting issue
> > >
> > > Manju,
> > >
> > > > -----Original Message-----
> > > > From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
> > > > owner@xxxxxxxxxxxxxxx] On Behalf Of Manjunatha GK
> > > > Sent: Tuesday, March 02, 2010 7:36 AM
> > > > To: linux-omap@xxxxxxxxxxxxxxx
> > > > Cc: G, Manjunath Kondaiah; Tony Lindgren; Shilimkar,
> > Santosh; Raja,
> > > > Govindraj
> > > > Subject: [PATCH] OMAP: Zoom3: Fix Zoom3 booting issue
> > > >
> > > > The commit id "5550bc33a1a9002976022cc794fe8c52ad9a0021"
> > seems to be
> > > > broken
> > > > zoom3 boot which adds support for UART4 on OMAP4 and OMAP3630.
> > > >
> > > > But, it looks like OMAP3630 UART4 interface and functional
> > > clock nodes
> > > > needs
> > > > to be added for omap3630. Thus limiting no. of UART's for
> > > 3630 to 3 to
> > > > prevent
> > > > boot up issues until clock nodes are added for UART4 on OMAP3630.
> > >
> > > I already tried a similar patch here:
> > >
> > > http://patchwork.kernel.org/patch/81692/
> > >
> > > But as it is really not solving anything, and Tony rejected
> > > it, I started working on the needed bits to get UART4
> > > enabled, therefore I have came up with this patch series:
> > >
> > > - [RFC v3][PATCH 0/6] OMAP3630: UART4 startup (+ new bugfix!) [1]
> > >
> > > Also, I'm working in my spare time on a cleanup proposal [2],
> > > which I'll repost today, given some comments from Kevin.
> > >
> > > So, if you want to boot, take series [1] and [2], and then
> > > you should be able to boot with ttyS0.
> >
> > Sergio, did you test this combination on zoom3? It seems to
> > be not working
> > on zoom3 with ttyS0 and also with ttyS3.
> >
> > Where as, reducing number of uarts(for 3630) to 3 seems to
> > working fine for
> > ttyS3 on zoom3.
> 
> To update further, it seems to be working on zoom3 with ttyS0
> with following combination of patches:
> 
> 1.
> [RFC,part2,v1,4/4] omap3: zoom 2/3: Change debugboard serial port id
> [RFC,part2,v1,3/4] omap3: 3630sdp: Explicitly enable all UARTs
> [RFC,part2,v1,2/4] omap3: zoom2/3 / 3630sdp: Don't init always all uarts
> [RFC,part2,v1,1/4] omap2/3/4: serial: rename omap_serial_init
> 
> 2.
> [RESEND,PATCH/RFC] OMAP2: serial.c: Fix number of uarts in early_init
> 
> 3.
> [RFC,v3,6/6] omap3: serial: Fix uart4 handling for 3630
> [RFC,v3,5/6] OMAP3: PRCM: Consider UART4 for 3630 chip in prcm_setup_regs
> [RFC,v3,4/6] OMAP clock: Add uart4_ick/fck definitions for 3630
> [RFC,v3,3/6] ARM: OMAP3630: PRCM: Add UART4 control bits
> [RFC,v3,2/6] omap2/3/4: serial: Remove condition for getting uart4_phys
> [RFC,v3,1/6] OMAP3: serial: Check for zero-based physical addr

Yeah, that should be the total patchlist applied.

I'm assuming you're applying from bottom to top order in your list above...

Regards,
Sergio

> 
> -Manjunath
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