linux-kernel - Re: [PATCH] ARM: dts: omap3: Fix ISP syscon register offset

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Date:	Tue, 26 Apr 2016 10:12:47 -0700
From:	Tony Lindgren <tony@...mide.com>
To:	Sebastian Reichel <sre@...nel.org>
Cc:	Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>,
	bcousson@...libre.com, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, linux@....linux.org.uk,
	linux-omap@...r.kernel.org, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: dts: omap3: Fix ISP syscon register offset

* Sebastian Reichel <sre@...nel.org> [160422 06:17]:
> Hi,
> 
> On Fri, Apr 22, 2016 at 07:34:43AM +0300, Ivaylo Dimitrov wrote:
> > On 16.04.2016 09:20, Ivaylo Dimitrov wrote:
> > >According to the TRM, SCM CONTROL_CSIRXFE register is on offset 0x6c
> > >
> > >Signed-off-by: Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>
> > >---
> > >  arch/arm/boot/dts/omap34xx.dtsi | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > >diff --git a/arch/arm/boot/dts/omap34xx.dtsi b/arch/arm/boot/dts/omap34xx.dtsi
> > >index 5cdba1f..e446562 100644
> > >--- a/arch/arm/boot/dts/omap34xx.dtsi
> > >+++ b/arch/arm/boot/dts/omap34xx.dtsi
> > >@@ -46,7 +46,7 @@
> > >  			       0x480bd800 0x017c>;
> > >  			interrupts = <24>;
> > >  			iommus = <&mmu_isp>;
> > >-			syscon = <&scm_conf 0xdc>;
> > >+			syscon = <&scm_conf 0x6c>;
> > >  			ti,phy-type = <OMAP3ISP_PHY_TYPE_COMPLEX_IO>;
> > >  			#clock-cells = <1>;
> > >  			ports {
> > >
> 
> You may want to add the hint, that 0xdc (the old, wrong "offset")
> represents the last few bits of the register address. I guess
> somebody didn't notice, that scm_conf does not start at a register
> address ending with 00 (like most other modules).
> 
> Reviewed-By: Sebastian Reichel <sre@...nel.org>

Applying into omap-for-v4.6/fixes-rc5 thanks.

Tony