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Tue, 08 Mar 2022 11:09:36 -0800 (PST) Received: from localhost ([2620:15c:202:201:b3e3:a188:cbfc:3a0e]) by smtp.gmail.com with UTF8SMTPSA id j11-20020a056a00234b00b004f7463022absm215258pfj.208.2022.03.08.11.09.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Mar 2022 11:09:35 -0800 (PST) From: Brian Norris To: MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Rob Herring , Heiko Stuebner Cc: Derek Basehore , devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Lin Huang , linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, Enric Balletbo i Serra , =?utf-8?q?Ga=C3=ABl_?= =?utf-8?q?PORTAY?= , Daniel Lezcano , Brian Norris Subject: [PATCH v4 11/15] arm64: dts: rk3399: Add dfi and dmc nodes Date: Tue, 8 Mar 2022 11:08:57 -0800 Message-Id: <20220308110825.v4.11.Ie97993621975c5463d7928a8646f3737c9f2921d@changeid> X-Mailer: git-send-email 2.35.1.616.g0bdcbb4464-goog In-Reply-To: <20220308190901.3144566-1-briannorris@chromium.org> References: <20220308190901.3144566-1-briannorris@chromium.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220308_110937_024172_DAA7CB5D X-CRM114-Status: GOOD ( 11.24 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Lin Huang These are required to support DDR DVFS on RK3399 platforms. Signed-off-by: Lin Huang Signed-off-by: Enric Balletbo i Serra Signed-off-by: Gaël PORTAY Signed-off-by: Daniel Lezcano Signed-off-by: Brian Norris Change since Daniel's posting: reordered by unit address, per existing style --- (no changes since v2) Changes in v2: - rename dmc to memory-controller Changes in v1: This is based on a v5 posting from various authors: https://lore.kernel.org/lkml/20210308233858.24741-3-daniel.lezcano@linaro.org/ Much of that series was already merged, so I start over with the numbering. arch/arm64/boot/dts/rockchip/rk3399.dtsi | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index 080457a68e3c..9065bb55ee7d 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -1295,6 +1295,25 @@ pwm3: pwm@ff420030 { status = "disabled"; }; + dfi: dfi@ff630000 { + reg = <0x00 0xff630000 0x00 0x4000>; + compatible = "rockchip,rk3399-dfi"; + rockchip,pmu = <&pmugrf>; + interrupts = ; + clocks = <&cru PCLK_DDR_MON>; + clock-names = "pclk_ddr_mon"; + status = "disabled"; + }; + + dmc: memory-controller { + compatible = "rockchip,rk3399-dmc"; + rockchip,pmu = <&pmugrf>; + devfreq-events = <&dfi>; + clocks = <&cru SCLK_DDRC>; + clock-names = "dmc_clk"; + status = "disabled"; + }; + vpu: video-codec@ff650000 { compatible = "rockchip,rk3399-vpu"; reg = <0x0 0xff650000 0x0 0x800>;