From: Heiko Stuebner <heiko@sntech.de>
To: Stephen Boyd <sboyd@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Brian Norris <briannorris@chromium.org>
Cc: Heiko Stuebner <heiko@sntech.de>,
linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
Chen-Yu Tsai <wenst@chromium.org>,
Douglas Anderson <dianders@chromium.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/3] clk: rockchip: rk3399: make CPU clocks critical
Date: Mon, 20 Sep 2021 16:28:38 +0200 [thread overview]
Message-ID: <163214478703.1547258.2785345284675906680.b4-ty@sntech.de> (raw)
In-Reply-To: <20210908111337.v2.1.I006bb36063555079b1a88f01d20e38d7e4705ae0@changeid>
On Wed, 8 Sep 2021 11:13:38 -0700, Brian Norris wrote:
> The CPU clocks don't currently have any owner (e.g., cpufreq-dt doesn't
> enable() them -- and even if it did, it's not early enough compared to
> other consumers -- nor does arch/arm64/kernel/smp.c), and instead are
> simply assumed to be "on" all the time.
>
> They are also parents of a few other clocks which haven't been
> previously exposed for other devices to consume. If we want to expose
> those clocks, then the common clock framework may eventually choose to
> disable their parents (including the CPU PLLs) -- which is no fun for
> anyone.
>
> [...]
Applied, thanks!
[1/3] clk: rockchip: rk3399: make CPU clocks critical
commit: ef087b7ecf8aaeb08a17ae825f10cd94e116616e
[2/3] clk: rockchip: rk3399: expose PCLK_COREDBG_{B,L}
commit: bd2c1f664ea647d8f66fbe083f9256511d4f2b9a
[3/3] arm64: dts: rockchip: add Coresight debug range for RK3399
commit: 75dccea503b8e176ad044175e891d7bb291b6ba0
Best regards,
--
Heiko Stuebner <heiko@sntech.de>
WARNING: multiple messages have this Message-ID (diff)
From: Heiko Stuebner <heiko@sntech.de>
To: Stephen Boyd <sboyd@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Brian Norris <briannorris@chromium.org>
Cc: Heiko Stuebner <heiko@sntech.de>,
linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
Chen-Yu Tsai <wenst@chromium.org>,
Douglas Anderson <dianders@chromium.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/3] clk: rockchip: rk3399: make CPU clocks critical
Date: Mon, 20 Sep 2021 16:28:38 +0200 [thread overview]
Message-ID: <163214478703.1547258.2785345284675906680.b4-ty@sntech.de> (raw)
In-Reply-To: <20210908111337.v2.1.I006bb36063555079b1a88f01d20e38d7e4705ae0@changeid>
On Wed, 8 Sep 2021 11:13:38 -0700, Brian Norris wrote:
> The CPU clocks don't currently have any owner (e.g., cpufreq-dt doesn't
> enable() them -- and even if it did, it's not early enough compared to
> other consumers -- nor does arch/arm64/kernel/smp.c), and instead are
> simply assumed to be "on" all the time.
>
> They are also parents of a few other clocks which haven't been
> previously exposed for other devices to consume. If we want to expose
> those clocks, then the common clock framework may eventually choose to
> disable their parents (including the CPU PLLs) -- which is no fun for
> anyone.
>
> [...]
Applied, thanks!
[1/3] clk: rockchip: rk3399: make CPU clocks critical
commit: ef087b7ecf8aaeb08a17ae825f10cd94e116616e
[2/3] clk: rockchip: rk3399: expose PCLK_COREDBG_{B,L}
commit: bd2c1f664ea647d8f66fbe083f9256511d4f2b9a
[3/3] arm64: dts: rockchip: add Coresight debug range for RK3399
commit: 75dccea503b8e176ad044175e891d7bb291b6ba0
Best regards,
--
Heiko Stuebner <heiko@sntech.de>
_______________________________________________
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: Heiko Stuebner <heiko@sntech.de>
To: Stephen Boyd <sboyd@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Brian Norris <briannorris@chromium.org>
Cc: Heiko Stuebner <heiko@sntech.de>,
linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
Chen-Yu Tsai <wenst@chromium.org>,
Douglas Anderson <dianders@chromium.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/3] clk: rockchip: rk3399: make CPU clocks critical
Date: Mon, 20 Sep 2021 16:28:38 +0200 [thread overview]
Message-ID: <163214478703.1547258.2785345284675906680.b4-ty@sntech.de> (raw)
In-Reply-To: <20210908111337.v2.1.I006bb36063555079b1a88f01d20e38d7e4705ae0@changeid>
On Wed, 8 Sep 2021 11:13:38 -0700, Brian Norris wrote:
> The CPU clocks don't currently have any owner (e.g., cpufreq-dt doesn't
> enable() them -- and even if it did, it's not early enough compared to
> other consumers -- nor does arch/arm64/kernel/smp.c), and instead are
> simply assumed to be "on" all the time.
>
> They are also parents of a few other clocks which haven't been
> previously exposed for other devices to consume. If we want to expose
> those clocks, then the common clock framework may eventually choose to
> disable their parents (including the CPU PLLs) -- which is no fun for
> anyone.
>
> [...]
Applied, thanks!
[1/3] clk: rockchip: rk3399: make CPU clocks critical
commit: ef087b7ecf8aaeb08a17ae825f10cd94e116616e
[2/3] clk: rockchip: rk3399: expose PCLK_COREDBG_{B,L}
commit: bd2c1f664ea647d8f66fbe083f9256511d4f2b9a
[3/3] arm64: dts: rockchip: add Coresight debug range for RK3399
commit: 75dccea503b8e176ad044175e891d7bb291b6ba0
Best regards,
--
Heiko Stuebner <heiko@sntech.de>
_______________________________________________
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:[~2021-09-20 14:29 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-08 18:13 [PATCH v2 1/3] clk: rockchip: rk3399: make CPU clocks critical Brian Norris
2021-09-08 18:13 ` Brian Norris
2021-09-08 18:13 ` Brian Norris
2021-09-08 18:13 ` [PATCH v2 2/3] clk: rockchip: rk3399: expose PCLK_COREDBG_{B,L} Brian Norris
2021-09-08 18:13 ` Brian Norris
2021-09-08 18:13 ` Brian Norris
2021-09-08 19:44 ` Doug Anderson
2021-09-08 19:44 ` Doug Anderson
2021-09-08 19:44 ` Doug Anderson
2021-09-08 18:13 ` [PATCH v2 3/3] arm64: dts: rockchip: add Coresight debug range for RK3399 Brian Norris
2021-09-08 18:13 ` Brian Norris
2021-09-08 18:13 ` Brian Norris
2021-09-08 19:44 ` [PATCH v2 1/3] clk: rockchip: rk3399: make CPU clocks critical Doug Anderson
2021-09-08 19:44 ` Doug Anderson
2021-09-08 19:44 ` Doug Anderson
2021-09-13 4:52 ` Chen-Yu Tsai
2021-09-13 4:52 ` Chen-Yu Tsai
2021-09-13 4:52 ` Chen-Yu Tsai
2021-09-20 14:28 ` Heiko Stuebner [this message]
2021-09-20 14:28 ` Heiko Stuebner
2021-09-20 14:28 ` Heiko Stuebner
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