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: "Heiko Stuebner" <heiko@sntech.de>,
linux-arm-kernel@lists.infradead.org,
"Lin Huang" <hl@rock-chips.com>,
devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org,
linux-pm@vger.kernel.org,
"Derek Basehore" <dbasehore@chromium.org>,
linux-kernel@vger.kernel.org,
"Enric Balletbo i Serra" <enric.balletbo@collabora.com>,
"Gaël PORTAY" <gael.portay@collabora.com>,
"Daniel Lezcano" <daniel.lezcano@linaro.org>,
"Brian Norris" <briannorris@chromium.org>
Subject: [PATCH 09/10] arm64: dts: rk3399: Add dfi and dmc nodes
Date: Fri, 7 Jan 2022 15:53:19 -0800 [thread overview]
Message-ID: <20220107155215.9.Ie97993621975c5463d7928a8646f3737c9f2921d@changeid> (raw)
In-Reply-To: <20220107235320.965497-1-briannorris@chromium.org>
From: Lin Huang <hl@rock-chips.com>
These are required to support DDR DVFS on RK3399 platforms.
Signed-off-by: Lin Huang <hl@rock-chips.com>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Gaël PORTAY <gael.portay@collabora.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Brian Norris <briannorris@chromium.org>
---
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.
Change since Daniel's posting: reordered by unit address, per existing
style
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 d3cdf6f42a30..86e2d87e008a 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 = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&cru PCLK_DDR_MON>;
+ clock-names = "pclk_ddr_mon";
+ status = "disabled";
+ };
+
+ dmc: dmc {
+ 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>;
--
2.34.1.575.g55b058a8bb-goog
next prev parent reply other threads:[~2022-01-07 23:53 UTC|newest]
Thread overview: 16+ 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 ` [PATCH 01/10] dt-bindings: devfreq: rk3399_dmc: Convert to YAML Brian Norris
2022-01-09 16:33 ` 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
2022-01-12 1:59 ` Rob Herring
2022-01-07 23:53 ` [PATCH 03/10] dt-bindings: devfreq: rk3399_dmc: Fix Hz units Brian Norris
2022-01-12 2:01 ` Rob Herring
2022-01-07 23:53 ` [PATCH 04/10] dt-bindings: devfreq: rk3399_dmc: Add more disable-freq properties Brian Norris
2022-01-12 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 ` [PATCH 06/10] PM / devfreq: rk3399_dmc: Drop excess timing properties 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 ` [PATCH 08/10] PM / devfreq: rk3399_dmc: Support new disable-freq properties Brian Norris
2022-01-07 23:53 ` Brian Norris [this message]
2022-01-07 23:53 ` [PATCH 10/10] arm64: dts: rockchip: Enable dmc and dfi nodes on gru Brian Norris
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