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From: Tero Kristo <t-kristo@ti.com>
To: Roger Quadros <rogerq@ti.com>, <kishon@ti.com>, <tony@atomide.com>
Cc: <nm@ti.com>, <nsekhar@ti.com>, <balbi@ti.com>,
	<grygorii.strashko@ti.com>, <linux-omap@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 2/3] ARM: dts: dra7: Add syscon-pllreset syscon to SATA PHY
Date: Mon, 20 Jul 2015 15:08:21 +0300	[thread overview]
Message-ID: <55ACE4B5.7000107@ti.com> (raw)
In-Reply-To: <1437140844-6032-3-git-send-email-rogerq@ti.com>

On 07/17/2015 04:47 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>
> ---
>   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 8f1e25b..4a0718c 100644
> --- a/arch/arm/boot/dts/dra7.dtsi
> +++ b/arch/arm/boot/dts/dra7.dtsi
> @@ -1140,6 +1140,7 @@
>   				ctrl-module = <&omap_control_sata>;
>   				clocks = <&sys_clkin1>, <&sata_ref_clk>;
>   				clock-names = "sysclk", "refclk";
> +				syscon-pllreset = <&scm_conf 0x3fc>;
>   				#phy-cells = <0>;
>   			};
>
>

Looks fine to me.

Make sure you use this register via regmap_update_bits only, seeing 
there is another potential user for the same register.

-Tero

  reply	other threads:[~2015-07-20 12:08 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-17 13:47 [PATCH v3 0/3] phy: ti-pipe3: dra7: sata: allow suspend to RAM (core-retention) Roger Quadros
2015-07-17 13:47 ` [PATCH v3 1/3] phy: ti-pipe3: i783 workaround for SATA lockup after dpll unlock/relock Roger Quadros
2015-07-17 13:47 ` [PATCH v3 2/3] ARM: dts: dra7: Add syscon-pllreset syscon to SATA PHY Roger Quadros
2015-07-20 12:08   ` Tero Kristo [this message]
2015-07-27  9:34     ` Roger Quadros
2015-08-04  8:19   ` Roger Quadros
2015-08-04  8:41     ` Tony Lindgren
2015-08-04 15:43       ` Kishon Vijay Abraham I
2015-07-17 13:47 ` [PATCH v3 3/3] ARM: dts: dra7: Add scm_conf1 node and remove redundant nodes Roger Quadros
2015-07-20 12:04   ` Tero Kristo
2015-07-21  5:11     ` Kishon Vijay Abraham I
2015-07-27  9:40       ` Roger Quadros
2015-07-27  9:40     ` Roger Quadros
2015-07-27 10:21 ` [PATCH v3 0/3] phy: ti-pipe3: dra7: sata: allow suspend to RAM (core-retention) Roger Quadros
2015-07-27 10:37   ` Roger Quadros

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