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Message-ID: <51109A48.5000708@nvidia.com>
Date: Tue, 5 Feb 2013 11:06:08 +0530
From: Prashant Gaikwad <pgaikwad@...dia.com>
To: Peter De Schrijver <pdeschrijver@...dia.com>
CC: Grant Likely <grant.likely@...retlab.ca>,
Rob Herring <rob.herring@...xeda.com>,
Rob Landley <rob@...dley.net>,
Stephen Warren <swarren@...dotorg.org>,
Russell King <linux@....linux.org.uk>,
Simon Glass <sjg@...omium.org>,
Mike Turquette <mturquette@...aro.org>,
Joseph Lo <josephl@...dia.com>,
"devicetree-discuss@...ts.ozlabs.org"
<devicetree-discuss@...ts.ozlabs.org>,
"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v5 09/10] clk: tegra: Implement clocks for Tegra114
On Monday 04 February 2013 08:04 PM, Peter De Schrijver wrote:
> On Mon, Feb 04, 2013 at 08:08:55AM +0100, Prashant Gaikwad wrote:
>> On Friday 01 February 2013 03:48 PM, Peter De Schrijver wrote:
> ...
>
>>> + /* xusb_hs_src */
>>> + val = readl(clk_base + CLK_SOURCE_XUSB_SS_SRC);
>>> + val |= BIT(25); /* always select PLLU_60M */
>>> + writel(val, clk_base + CLK_SOURCE_XUSB_SS_SRC);
>>> +
>>> + clk = clk_register_fixed_factor(NULL, "xusb_hs_src", "pll_u_60M", 0,
>>> + 1, 1);
>>> + clks[xusb_hs_src] = clk;
>>> +
>> With device tree we can directly use pll_u_60M, no need to register
>> clock with fixed factor 1.
>> Same comment for dis1-fixed, dsi2-fixed and mipi-cal-fast clocks.
>>
> Does it make sense to have separate DT IDs at all then?
We can use same DT ID.
> Cheers,
>
> Peter.
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