From: Rob Herring <robh@kernel.org>
To: Brian Norris <briannorris@chromium.org>
Cc: Kyungmin Park <kyungmin.park@samsung.com>,
linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
Heiko Stuebner <heiko@sntech.de>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Chanwoo Choi <cw00.choi@samsung.com>,
Lin Huang <hl@rock-chips.com>,
Derek Basehore <dbasehore@chromium.org>,
linux-rockchip@lists.infradead.org,
Rob Herring <robh+dt@kernel.org>,
MyungJoo Ham <myungjoo.ham@samsung.com>
Subject: Re: [PATCH 02/10] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties
Date: Tue, 11 Jan 2022 19:59:27 -0600 [thread overview]
Message-ID: <Yd41/06PvO7DDGlO@robh.at.kernel.org> (raw)
In-Reply-To: <20220107155215.2.I5ba582cd678d34c03d647e5500db8e33b7524d66@changeid>
On Fri, 07 Jan 2022 15:53:12 -0800, Brian Norris 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>
> ---
>
> .../bindings/devfreq/rk3399_dmc.yaml | 42 +++++++++----------
> 1 file changed, 21 insertions(+), 21 deletions(-)
>
Reviewed-by: Rob Herring <robh@kernel.org>
WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org>
To: Brian Norris <briannorris@chromium.org>
Cc: Kyungmin Park <kyungmin.park@samsung.com>,
linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
Heiko Stuebner <heiko@sntech.de>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Chanwoo Choi <cw00.choi@samsung.com>,
Lin Huang <hl@rock-chips.com>,
Derek Basehore <dbasehore@chromium.org>,
linux-rockchip@lists.infradead.org,
Rob Herring <robh+dt@kernel.org>,
MyungJoo Ham <myungjoo.ham@samsung.com>
Subject: Re: [PATCH 02/10] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties
Date: Tue, 11 Jan 2022 19:59:27 -0600 [thread overview]
Message-ID: <Yd41/06PvO7DDGlO@robh.at.kernel.org> (raw)
In-Reply-To: <20220107155215.2.I5ba582cd678d34c03d647e5500db8e33b7524d66@changeid>
On Fri, 07 Jan 2022 15:53:12 -0800, Brian Norris 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>
> ---
>
> .../bindings/devfreq/rk3399_dmc.yaml | 42 +++++++++----------
> 1 file changed, 21 insertions(+), 21 deletions(-)
>
Reviewed-by: Rob Herring <robh@kernel.org>
_______________________________________________
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: Rob Herring <robh@kernel.org>
To: Brian Norris <briannorris@chromium.org>
Cc: Kyungmin Park <kyungmin.park@samsung.com>,
linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
Heiko Stuebner <heiko@sntech.de>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Chanwoo Choi <cw00.choi@samsung.com>,
Lin Huang <hl@rock-chips.com>,
Derek Basehore <dbasehore@chromium.org>,
linux-rockchip@lists.infradead.org,
Rob Herring <robh+dt@kernel.org>,
MyungJoo Ham <myungjoo.ham@samsung.com>
Subject: Re: [PATCH 02/10] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties
Date: Tue, 11 Jan 2022 19:59:27 -0600 [thread overview]
Message-ID: <Yd41/06PvO7DDGlO@robh.at.kernel.org> (raw)
In-Reply-To: <20220107155215.2.I5ba582cd678d34c03d647e5500db8e33b7524d66@changeid>
On Fri, 07 Jan 2022 15:53:12 -0800, Brian Norris 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>
> ---
>
> .../bindings/devfreq/rk3399_dmc.yaml | 42 +++++++++----------
> 1 file changed, 21 insertions(+), 21 deletions(-)
>
Reviewed-by: Rob Herring <robh@kernel.org>
_______________________________________________
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:[~2022-01-12 1:59 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-07 23:53 [PATCH 00/10] rk3399: Clean up and enable DDR DVFS Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` [PATCH 01/10] dt-bindings: devfreq: rk3399_dmc: Convert to YAML Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-09 16:33 ` Rob Herring
2022-01-09 16:33 ` Rob Herring
2022-01-09 16:33 ` Rob Herring
2022-01-10 17:16 ` Rob Herring
2022-01-10 17:16 ` Rob Herring
2022-01-10 17:16 ` Rob Herring
2022-01-07 23:53 ` [PATCH 02/10] dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant properties Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-12 1:59 ` Rob Herring [this message]
2022-01-12 1:59 ` Rob Herring
2022-01-12 1:59 ` Rob Herring
2022-01-07 23:53 ` [PATCH 03/10] dt-bindings: devfreq: rk3399_dmc: Fix Hz units Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-12 2:01 ` Rob Herring
2022-01-12 2:01 ` Rob Herring
2022-01-12 2:01 ` Rob Herring
2022-01-07 23:53 ` [PATCH 04/10] dt-bindings: devfreq: rk3399_dmc: Add more disable-freq properties Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-12 2:04 ` Rob Herring
2022-01-12 2:04 ` Rob Herring
2022-01-12 2:04 ` Rob Herring
2022-01-07 23:53 ` [PATCH 05/10] PM / devfreq: rk3399_dmc: Drop undocumented ondemand DT props Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` [PATCH 06/10] PM / devfreq: rk3399_dmc: Drop excess timing properties Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` [PATCH 07/10] PM / devfreq: rk3399_dmc: Use bitfield macro definitions for ODT_PD Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` [PATCH 08/10] PM / devfreq: rk3399_dmc: Support new disable-freq properties Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` [PATCH 09/10] arm64: dts: rk3399: Add dfi and dmc nodes Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` [PATCH 10/10] arm64: dts: rockchip: Enable dmc and dfi nodes on gru Brian Norris
2022-01-07 23:53 ` Brian Norris
2022-01-07 23:53 ` Brian Norris
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