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Sun, 15 Nov 2026 05:20:25 -0800 (PST) Received: from [192.168.35.213] ([218.50.238.131]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-379565d3e37sm28084123eec.24.2026.11.15.05.20.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 15 Nov 2026 05:20:25 -0800 (PST) Message-ID: <9f85f4a5-ee4a-4c0e-b902-abea050bb204@gmail.com> Date: Sun, 15 Nov 2026 22:20:20 +0900 X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Reply-To: chanwoo@kernel.org Subject: Re: [PATCH v2 0/8] PM / devfreq: rockchip-dfi: cleanups Content-Language: ko To: Sebastian Reichel , Stephen Boyd , Brian Masney , Jerome Brunet , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Chanwoo Choi , MyungJoo Ham , Kyungmin Park , Sascha Hauer Cc: Nicolas Frattaroli , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, kernel@collabora.com References: <20260921-rockchip-dfi-cleanup-v2-0-43ff34ac8599@collabora.com> From: Choi Chanwoo In-Reply-To: <20260921-rockchip-dfi-cleanup-v2-0-43ff34ac8599@collabora.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/22/2026 5:32 AM, Sebastian Reichel wrote: > This adds proper handling of the RK3588 clocks required for DDR memory > monitoring, which involves adding them to the clock driver and the DT > bindings first. The change is done in a backwards compatible way by > marking them as CLK_IGNORE_UNUSED and using optional clock get in the > DFI driver. The series also applies a few cleanups to the DFI driver > while at it. This is done in preparation for RK3576 support, which > will also come with some DFI specific clocks. > > As everything is done backwards compatible, patches do not need to > be merged together. So Heiko can take the Rockchip specific patches > and Chanwoo Choi can take the DFI driver patches. > > Changes in v2: > - Link to v1: https://patch.msgid.link/20260917-rockchip-dfi-cleanup-v1-0-4f00a97a69a6@collabora.com > - DT binding: Do not specify maxItems in the generic part as it has a list > of items > - DT binding: Only set minItems/maxItems for specific SoCs > > Signed-off-by: Sebastian Reichel > --- > Nicolas Frattaroli (8): > dt-bindings: clock: rk3588: add PCLK_DDR_MON_CH clocks > dt-bindings: devfreq: event: rockchip,dfi: add clocks to rk3588 > PM / devfreq: rockchip-dfi: move to per-variant const structs > PM / devfreq: rockchip-dfi: add NO_INTERRUPT perf capability > PM / devfreq: rockchip-dfi: use bulk clock APIs > clk: rockchip: rk3588: add PCLK_DDR_MON_CH gate branches > PM / devfreq: rockchip-dfi: make RK3588 use its clocks > arm64: dts: rockchip: add dfi clocks on RK3588 > > .../bindings/devfreq/event/rockchip,dfi.yaml | 70 +++++++-- > arch/arm64/boot/dts/rockchip/rk3588-base.dtsi | 4 + > drivers/clk/rockchip/clk-rk3588.c | 8 ++ > drivers/devfreq/event/rockchip-dfi.c | 160 ++++++++++++++------- > include/dt-bindings/clock/rockchip,rk3588-cru.h | 4 + > 5 files changed, 184 insertions(+), 62 deletions(-) > --- > base-commit: cee9395acd8043be0644b25c34bfa86623f2b935 > change-id: 20260917-rockchip-dfi-cleanup-feae6eefae9c > > Best regards, > -- > Sebastian Reichel When I tried to apply them, there is conflict on devfreq-next branch. I'd like you to resend this series on based on devfreq-next and [PATCH v2 0/7] PM / devfreq: rockchip-dfi: RK3576 support. -- Best Regards, Chanwoo Choi Principal Engineer, Samsung Electronics