From mboxrd@z Thu Jan  1 00:00:00 1970
From: p.pisati@gmail.com (Paolo Pisati)
Date: Thu, 31 Jan 2013 14:53:51 +0100
Subject: [REGRESSION+BISECT] imx6: 3.8+: sata failure with 24d340ac "ARM
 i.MX6: Fix ethernet PLL clocks"
In-Reply-To: <20130131133054.GD2735@S2101-09.ap.freescale.net>
References: <20130131113627.GA5452@luxor.wired.org>
 <20130131133054.GD2735@S2101-09.ap.freescale.net>
Message-ID: <20130131135351.GB5452@luxor.wired.org>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Thu, Jan 31, 2013 at 09:30:56PM +0800, Shawn Guo wrote:
> 
> Can you please try to see if the following change bring that SATA back
> to work?
> 
> Shawn
> 
> diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
> index c0c4e72..8f756af 100644
> --- a/arch/arm/mach-imx/clk-imx6q.c
> +++ b/arch/arm/mach-imx/clk-imx6q.c
> @@ -436,6 +436,9 @@ int __init mx6q_clocks_init(void)
>         for (i = 0; i < ARRAY_SIZE(clks_init_on); i++)
>                 clk_prepare_enable(clk[clks_init_on[i]]);
> 
> +       if (IS_ENABLED(CONFIG_SATA_AHCI_PLATFORM))
> +               clk_prepare_enable(clk[sata_ref_100m]);
> +
>         /* Set initial power mode */
>         imx6q_set_lpm(WAIT_CLOCKED);

yes, it fixes SATA.

Tested-by: <p.pisati@gmail.com>
-- 
bye,
p.