From: Brian Norris <briannorris@chromium.org>
To: MyungJoo Ham <myungjoo.ham@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Rob Herring <robh+dt@kernel.org>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
Lin Huang <hl@rock-chips.com>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Derek Basehore <dbasehore@chromium.org>,
devicetree <devicetree@vger.kernel.org>,
linux-pm <linux-pm@vger.kernel.org>,
Heiko Stuebner <heiko@sntech.de>
Subject: Re: [PATCH v2 02/15] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties
Date: Thu, 27 Jan 2022 15:17:25 -0800 [thread overview]
Message-ID: <CA+ASDXOnO1EgStrynPe1uSB4T8=qNUPj+wY2y3vGs0fnEHdE0Q@mail.gmail.com> (raw)
In-Reply-To: <20220127150615.v2.2.I5ba582cd678d34c03d647e5500db8e33b7524d66@changeid>
On Thu, Jan 27, 2022 at 3:08 PM Brian Norris <briannorris@chromium.org> wrote:
>
> These DRAM configuration properties are all handled in ARM Trusted
> Firmware (and have been since the early days of this SoC), and there are
> no in-tree users of the DMC binding yet. It's better to just defer to
> firmware instead of maintaining this large list of properties.
>
> There's also some confusion about units: many of these are specified in
> MHz, but the downstream users and driver code are treating them as Hz, I
> believe. Rather than straighten all that out, I just drop them.
>
> Signed-off-by: Brian Norris <briannorris@chromium.org>
> ---
>
> (no changes since v1)
Apologies, I didn't include Rob's Reviewed-by tag on patch 2 and 3. If
this goes for version 3, I'll include them.
Brian
WARNING: multiple messages have this Message-ID (diff)
From: Brian Norris <briannorris@chromium.org>
To: MyungJoo Ham <myungjoo.ham@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Rob Herring <robh+dt@kernel.org>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
Lin Huang <hl@rock-chips.com>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Derek Basehore <dbasehore@chromium.org>,
devicetree <devicetree@vger.kernel.org>,
linux-pm <linux-pm@vger.kernel.org>,
Heiko Stuebner <heiko@sntech.de>
Subject: Re: [PATCH v2 02/15] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties
Date: Thu, 27 Jan 2022 15:17:25 -0800 [thread overview]
Message-ID: <CA+ASDXOnO1EgStrynPe1uSB4T8=qNUPj+wY2y3vGs0fnEHdE0Q@mail.gmail.com> (raw)
In-Reply-To: <20220127150615.v2.2.I5ba582cd678d34c03d647e5500db8e33b7524d66@changeid>
On Thu, Jan 27, 2022 at 3:08 PM Brian Norris <briannorris@chromium.org> wrote:
>
> These DRAM configuration properties are all handled in ARM Trusted
> Firmware (and have been since the early days of this SoC), and there are
> no in-tree users of the DMC binding yet. It's better to just defer to
> firmware instead of maintaining this large list of properties.
>
> There's also some confusion about units: many of these are specified in
> MHz, but the downstream users and driver code are treating them as Hz, I
> believe. Rather than straighten all that out, I just drop them.
>
> Signed-off-by: Brian Norris <briannorris@chromium.org>
> ---
>
> (no changes since v1)
Apologies, I didn't include Rob's Reviewed-by tag on patch 2 and 3. If
this goes for version 3, I'll include them.
Brian
_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip
WARNING: multiple messages have this Message-ID (diff)
From: Brian Norris <briannorris@chromium.org>
To: MyungJoo Ham <myungjoo.ham@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Rob Herring <robh+dt@kernel.org>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
"open list:ARM/Rockchip SoC..."
<linux-rockchip@lists.infradead.org>,
Lin Huang <hl@rock-chips.com>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Derek Basehore <dbasehore@chromium.org>,
devicetree <devicetree@vger.kernel.org>,
linux-pm <linux-pm@vger.kernel.org>,
Heiko Stuebner <heiko@sntech.de>
Subject: Re: [PATCH v2 02/15] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties
Date: Thu, 27 Jan 2022 15:17:25 -0800 [thread overview]
Message-ID: <CA+ASDXOnO1EgStrynPe1uSB4T8=qNUPj+wY2y3vGs0fnEHdE0Q@mail.gmail.com> (raw)
In-Reply-To: <20220127150615.v2.2.I5ba582cd678d34c03d647e5500db8e33b7524d66@changeid>
On Thu, Jan 27, 2022 at 3:08 PM Brian Norris <briannorris@chromium.org> wrote:
>
> These DRAM configuration properties are all handled in ARM Trusted
> Firmware (and have been since the early days of this SoC), and there are
> no in-tree users of the DMC binding yet. It's better to just defer to
> firmware instead of maintaining this large list of properties.
>
> There's also some confusion about units: many of these are specified in
> MHz, but the downstream users and driver code are treating them as Hz, I
> believe. Rather than straighten all that out, I just drop them.
>
> Signed-off-by: Brian Norris <briannorris@chromium.org>
> ---
>
> (no changes since v1)
Apologies, I didn't include Rob's Reviewed-by tag on patch 2 and 3. If
this goes for version 3, I'll include them.
Brian
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-01-27 23:17 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-27 23:07 [PATCH v2 00/15] rk3399: Clean up and enable DDR DVFS Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 01/15] dt-bindings: devfreq: rk3399_dmc: Convert to YAML Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-02-09 20:17 ` Rob Herring
2022-02-09 20:17 ` Rob Herring
2022-02-09 20:17 ` Rob Herring
2022-03-04 21:23 ` Brian Norris
2022-03-04 21:23 ` Brian Norris
2022-03-04 21:23 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 02/15] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:17 ` Brian Norris [this message]
2022-01-27 23:17 ` Brian Norris
2022-01-27 23:17 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 03/15] dt-bindings: devfreq: rk3399_dmc: Fix Hz units Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-02-04 1:59 ` Chanwoo Choi
2022-02-04 1:59 ` Chanwoo Choi
2022-02-04 1:59 ` Chanwoo Choi
2022-02-09 20:19 ` Rob Herring
2022-02-09 20:19 ` Rob Herring
2022-02-09 20:19 ` Rob Herring
2022-01-27 23:07 ` [PATCH v2 04/15] dt-bindings: devfreq: rk3399_dmc: Specify idle params in nanoseconds Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-02-09 20:21 ` Rob Herring
2022-02-09 20:21 ` Rob Herring
2022-02-09 20:21 ` Rob Herring
2022-01-27 23:07 ` [PATCH v2 05/15] dt-bindings: devfreq: rk3399_dmc: Add more disable-freq properties Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-02-09 20:29 ` Rob Herring
2022-02-09 20:29 ` Rob Herring
2022-02-09 20:29 ` Rob Herring
2022-01-27 23:07 ` [PATCH v2 06/15] PM / devfreq: rk3399_dmc: Drop undocumented ondemand DT props Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 07/15] PM / devfreq: rk3399_dmc: Drop excess timing properties Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 08/15] PM / devfreq: rk3399_dmc: Use bitfield macro definitions for ODT_PD Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 09/15] PM / devfreq: rk3399_dmc: Support new disable-freq properties Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 10/15] PM / devfreq: rk3399_dmc: Support new *-ns properties Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 11/15] arm64: dts: rk3399: Add dfi and dmc nodes Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 12/15] arm64: dts: rockchip: Enable dmc and dfi nodes on gru Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-03-04 14:47 ` Peter Geis
2022-03-04 14:47 ` Peter Geis
2022-03-04 14:47 ` Peter Geis
2022-03-04 20:47 ` Brian Norris
2022-03-04 20:47 ` Brian Norris
2022-03-04 20:47 ` Brian Norris
2022-04-06 2:05 ` Brian Norris
2022-04-06 2:05 ` Brian Norris
2022-04-06 2:05 ` Brian Norris
2022-04-07 0:18 ` Peter Geis
2022-04-07 0:18 ` Peter Geis
2022-04-07 0:18 ` Peter Geis
2022-01-27 23:07 ` [PATCH v2 13/15] PM / devfreq: rk3399_dmc: Disable edev on remove() Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 14/15] PM / devfreq: rk3399_dmc: Use devm_pm_opp_of_add_table() Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` [PATCH v2 15/15] PM / devfreq: rk3399_dmc: Avoid static (reused) profile Brian Norris
2022-01-27 23:07 ` Brian Norris
2022-01-27 23:07 ` Brian Norris
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