Re: [PATCH v2 3/3] ARM: dts: dra7: Add syscon-pllreset syscon to SATA PHY

From	Kishon Vijay Abraham I <kishon@ti.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v2 3/3] ARM: dts: dra7: Add syscon-pllreset syscon to SATA PHY
Date	2015-07-15 13:30 +0200
Message-ID	<pMt2W-62p-11@gated-at.bofh.it> (permalink)
References	<pwQwx-570-11@gated-at.bofh.it> <pwQwx-570-9@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi Roger,

On Tuesday 02 June 2015 02:40 PM, Roger Quadros wrote:
> This register is required to be passed to the SATA PHY driver
> to workaround errata i783 (SATA Lockup After SATA DPLL Unlock/Relock).
> 
> Signed-off-by: Roger Quadros <rogerq@ti.com>
> Signed-off-by: Sekhar Nori <nsekhar@ti.com>
> ---
>  arch/arm/boot/dts/dra7.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
> index f03a091..260f300 100644
> --- a/arch/arm/boot/dts/dra7.dtsi
> +++ b/arch/arm/boot/dts/dra7.dtsi
> @@ -1135,6 +1135,7 @@
>  				ctrl-module = <&omap_control_sata>;
>  				clocks = <&sys_clkin1>, <&sata_ref_clk>;
>  				clock-names = "sysclk", "refclk";
> +				syscon-pllreset = <&dra7_ctrl_core 0x3fc>;

I think all users of syscon should be made child node of scm_conf. Tony and
Tero, is that right?

If so, then we might have to modify the driver too.

Cheers
Kishon
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Re: [PATCH v2 3/3] ARM: dts: dra7: Add syscon-pllreset syscon to  SATA PHY Kishon Vijay Abraham I <kishon@ti.com> - 2015-07-15 13:30 +0200
  Re: [PATCH v2 3/3] ARM: dts: dra7: Add syscon-pllreset syscon to  SATA PHY Tony Lindgren <tony@atomide.com> - 2015-07-15 14:10 +0200
    Re: [PATCH v2 3/3] ARM: dts: dra7: Add syscon-pllreset syscon to  SATA PHY Roger Quadros <rogerq@ti.com> - 2015-07-15 15:50 +0200
      Re: [PATCH v2 3/3] ARM: dts: dra7: Add syscon-pllreset syscon to  SATA PHY Tero Kristo <t-kristo@ti.com> - 2015-07-15 17:00 +0200

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