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Date: Wed, 21 Oct 2020 17:35:47 +0300
From: Abel Vesa <abel.vesa@....com>
To: Shawn Guo <shawnguo@...nel.org>, Stephen Boyd <sboyd@...nel.org>,
Peng Fan <peng.fan@....com>,
Dong Aisheng <aisheng.dong@....com>,
Anson Huang <anson.huang@....com>
Cc: NXP Linux Team <linux-imx@....com>, linux-clk@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] clk: imx: Make the dram_apb and dram_alt as read-only
On 20-10-21 15:40:41, Abel Vesa wrote:
> On i.MX8M platforms the dram_apb and dram_alt are controlled from EL3.
> So in order to keep track of the actual clock tree in kernel, we need
> to actually declare the clocks but never actually change their parents
> or divider settings. We do that by marking the mux and the div as read-only
> with CLK_DIVIDER_READ_ONLY and CLK_MUX_READ_ONLY flags.
>
Ignore this patchset entirely. A lot of things are missing for this approach.
> Abel Vesa (2):
> clk: imx: composite-8m: Add DRAM clock registration variant
> clk: imx8m: Use dram variant registration for dram clocks
>
> drivers/clk/imx/clk-composite-8m.c | 7 +++++++
> drivers/clk/imx/clk-imx8mm.c | 4 ++--
> drivers/clk/imx/clk-imx8mn.c | 4 ++--
> drivers/clk/imx/clk-imx8mp.c | 4 ++--
> drivers/clk/imx/clk-imx8mq.c | 4 ++--
> drivers/clk/imx/clk.h | 6 ++++++
> 6 files changed, 21 insertions(+), 8 deletions(-)
>
> --
> 2.7.4
>
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