From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mike Frysinger <vapier@gentoo.org>
Date: Thu, 20 Oct 2011 16:06:45 -0400
Subject: [U-Boot] [PATCH 6/8] tegra2: Implement SPI / UART GPIO switch
In-Reply-To: <1319137409-4132-7-git-send-email-sjg@chromium.org>
References: <1319137409-4132-1-git-send-email-sjg@chromium.org>
	<1319137409-4132-7-git-send-email-sjg@chromium.org>
Message-ID: <201110201606.46460.vapier@gentoo.org>
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On Thursday 20 October 2011 15:03:27 Simon Glass wrote:
> The Tegra2 Seaboard has the unfortunate feature that SPI and the console
> UART are multiplexed on the same pins. We need to switch between one
> and the other during SPI and console activity.

so how does printf()/debug() work in the spi driver ?  or it doesn't ?

> owns the pins. It also flips over the controlling GPIO as needed

missing period at the end here

> --- /dev/null
> +++ b/board/nvidia/common/Makefile
>
> +clean:
> +	rm -f $(SOBJS) $(OBJS)
> +
> +distclean:	clean
> +	rm -f $(LIB) core *.bak $(obj).depend

dead code

> --- /dev/null
> +++ b/board/nvidia/common/uart-spi-fix.c

maybe call it "uart-spi-switch" ?

> --- a/board/nvidia/seaboard/Makefile
> +++ b/board/nvidia/seaboard/Makefile
> @@ -31,7 +31,6 @@ endif
>  LIB	= $(obj)lib$(BOARD).o
> 
>  COBJS	:= $(BOARD).o
> -COBJS	+= ../common/board.o
> 
>  SRCS	:= $(COBJS:.o=.c)
>  OBJS	:= $(addprefix $(obj),$(COBJS))

unrelated change sneak in ?

> --- /dev/null
> +++ b/include/uart-spi-fix.h

i can't see this being a general thing, so probably best to keep in the tegra-
specific subdirs
-mike
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