linux-kernel - Re: [PATCH] clk: ti: clk-54xx: Set the rate for dpll_abe_m2x2

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Date:	Mon, 19 May 2014 16:42:45 +0300
From:	Tero Kristo <t-kristo@...com>
To:	Peter Ujfalusi <peter.ujfalusi@...com>, <mturquette@...aro.org>,
	<tony@...mide.com>
CC:	<linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>
Subject: Re: [PATCH] clk: ti: clk-54xx: Set the rate for dpll_abe_m2x2_ck

On 04/30/2014 02:39 PM, Peter Ujfalusi wrote:
> In order to get correct clock dividers for AESS/ABE we need to set the
> dpll_abe_m2x2_ck rate to be double of dpll_abe_ck.
>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>

Thanks, queued for 3.15-rc/ti-clk-drv.

-Tero

> ---
>   drivers/clk/ti/clk-54xx.c | 6 ++++++
>   1 file changed, 6 insertions(+)
>
> diff --git a/drivers/clk/ti/clk-54xx.c b/drivers/clk/ti/clk-54xx.c
> index 08f3d1b915b3..5e183993e3ec 100644
> --- a/drivers/clk/ti/clk-54xx.c
> +++ b/drivers/clk/ti/clk-54xx.c
> @@ -240,6 +240,12 @@ int __init omap5xxx_dt_clk_init(void)
>   	if (rc)
>   		pr_err("%s: failed to configure ABE DPLL!\n", __func__);
>
> +	abe_dpll = clk_get_sys(NULL, "dpll_abe_m2x2_ck");
> +	if (!rc)
> +		rc = clk_set_rate(abe_dpll, OMAP5_DPLL_ABE_DEFFREQ * 2);
> +	if (rc)
> +		pr_err("%s: failed to configure ABE m2x2 DPLL!\n", __func__);
> +
>   	usb_dpll = clk_get_sys(NULL, "dpll_usb_ck");
>   	rc = clk_set_rate(usb_dpll, OMAP5_DPLL_USB_DEFFREQ);
>   	if (rc)
>

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