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Date: Tue, 3 Apr 2012 20:49:40 -0400 From: Josh Boyer <jwboyer@...il.com> To: Grant Likely <grant.likely@...retlab.ca> Cc: Tanmay Inamdar <tinamdar@....com>, benh@...nel.crashing.org, linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org Subject: Re: [PATCH 3/5] powerpc: dts: klondike: Add UART nodes On Tue, Apr 3, 2012 at 11:57 AM, Grant Likely <grant.likely@...retlab.ca> wrote: > On Mon, 2 Apr 2012 12:09:05 +0530, Tanmay Inamdar <tinamdar@....com> wrote: >> Adding UART nodes in Klondike device tree file. >> >> Signed-off-by: Tanmay Inamdar <tinamdar@....com> >> --- >> :100644 100644 4ff2852... d5bf2e1... M arch/powerpc/boot/dts/klondike.dts >> arch/powerpc/boot/dts/klondike.dts | 24 ++++++++++++++++++++++++ >> 1 files changed, 24 insertions(+), 0 deletions(-) >> >> diff --git a/arch/powerpc/boot/dts/klondike.dts b/arch/powerpc/boot/dts/klondike.dts >> index 4ff2852..d5bf2e1 100644 >> --- a/arch/powerpc/boot/dts/klondike.dts >> +++ b/arch/powerpc/boot/dts/klondike.dts >> @@ -222,6 +222,30 @@ >> #size-cells = <1>; >> ranges; >> clock-frequency = <0>; >> + >> + UART0: serial@...01000 { >> + device_type = "serial"; >> + compatible = "ns16550"; >> + reg = <0x50001000 0x00000100>; >> + virtual-reg = <0x50001000>; > > Why do you need virtual-reg? The kernel should handle all iomapping > properly without this. Right. It's been used for platforms that actually use the zImage/treeImage wrapper for printf support, but this uses u-boot as far as I know. It shouldn't need it. josh -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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