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Fri, 20 Dec 2019 12:01:43 +0000 (GMT) From: =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, dri-devel@lists.freedesktop.org Cc: =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= , cw00.choi@samsung.com, myungjoo.ham@samsung.com, inki.dae@samsung.com, sw0312.kim@samsung.com, georgi.djakov@linaro.org, leonard.crestez@nxp.com, m.szyprowski@samsung.com, b.zolnierkie@samsung.com, krzk@kernel.org Subject: [RFC PATCH v3 4/7] arm: dts: exynos: Add interconnect bindings for Exynos4412 Date: Fri, 20 Dec 2019 12:56:50 +0100 Message-Id: <20191220115653.6487-5-a.swigon@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191220115653.6487-1-a.swigon@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA01Sa0hTYRjuO2fn7DiaHDfLl4qkUaRBaib0dcGKIg79CulHBKOWnlR0Tna0 NIi8ZMwkMyO8FGUhzSamLi9zVOQcDZE0Ly1NZUF2WReXbqObZbqzLv+e77m8z/vCx5AKJ7WC Sc/K4fVZmkwVLZN0PP7WvzHKMqeOa3oRhV3XSxBurW6m8HPfWwrfsPdTeMTvoXHVAzONK10V Ejww0CLFDZMzFDa/clJ42HqNxt4LdoSrBx4SuMk+KcXjhQ00rr7spnexnNlUSnMTzvs05ypz ENy9+jNc67SF4MrbTIjzmlcfkB6W7UjhM9NP8PrYxKOytFtjIyjbL8t793GMKEDlIedRCANs AhR5fNR5JGMUbAMCr/OuRHz4EHx2WGjx4UXQVFVM/ImU/+gmRcGIoGqgV/o3UtJzR7Lootnd UHnlZUAIZ+0ILtd5AoNJ9hoBhlJjwKVkD8HszCC9iCXsOui0PQl0yFkM7hljsC8SGlsekYs4 hN0Ko8+GSNETBr01U4E55IKnuP1qYCdg/VJwVPikYngv+M9epESshPeOtiC/Cua7bgQLBHjd 5aLEcAEC8207KQrbYaL/+8J2zEJDNDRbY0V6N7R/KSMWaWBDYfRTmLhDKFR2VJEiLQfDOYUI VWCtCRWDAEWNzuBsDgbrS6kKtKb2v2Nq/zum9l9tHSJNKILPFbSpvBCfxZ+METRaITcrNSZZ pzWjhd/W98vhsyDr3DEbYhmkWip/l/xDraA0J4R8rQ0BQ6rC5eOGb2qFPEWTf4rX647oczN5 wYZWMhJVhHzzLbdawaZqcvgMns/m9X9UgglZUYAO5y2fXzvtTky6A95ZpTl22MQVPt2zb9n6 h3MPouJW1qsvRUpndJfGoq2j/P6pyPnpi8+uJPldDssEbOMSvzo9y3b+LKP9fQezXRlLdPF5 Ob1tQ4bZEmP3zdbTSdFvUmwcm1+z177cQbjIGENdb9iWSeVIzK6E/J7jaS86P+xUSYQ0zaYN pF7Q/AaaHXOOaQMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrJIsWRmVeSWpSXmKPExsVy+t/xe7oaO/7EGnzYImhxf14ro8XGGetZ La5/ec5qMf/IOVaLK1/fs1lM37uJzWLS/QksFufPb2C3WHH3I6vFpsfXWC0u75rDZvG59wij xYzz+5gs1h65y25xu3EFm8WMyS/ZHAQ8Nq3qZPO4c20Pm8f97uNMHpuX1HtsfLeDyaNvyypG j8+b5ALYo/RsivJLS1IVMvKLS2yVog0tjPQMLS30jEws9QyNzWOtjEyV9O1sUlJzMstSi/Tt EvQyFt28wljwlavixZubTA2MfZxdjJwcEgImEn2/DzKD2EICSxklHs+ThYhLSHxcf4MVwhaW +HOti62LkQuo5hOjxMw7XWANbAKOEpOmPmAHSYgInGKU2Lr8HBtIgllgBZNE/xxhEFtYIEzi zuXr7CA2i4CqxPZDZ5lAbF4BC4mXH5czQWyQl1i94QDYUE4BS4kbVy9BXWQhsfNzH1S9oMTJ mU9Yuhg5gOarS6yfJwSxSl6ieets5gmMgrOQVM1CqJqFpGoBI/MqRpHU0uLc9NxiI73ixNzi 0rx0veT83E2MwGjdduznlh2MXe+CDzEKcDAq8fA6pP2OFWJNLCuuzD3EKMHBrCTCe7vjZ6wQ b0piZVVqUX58UWlOavEhRlOg1yYyS4km5wMTSV5JvKGpobmFpaG5sbmxmYWSOG+HwMEYIYH0 xJLU7NTUgtQimD4mDk6pBkbTW2eer2UTu7V985m7Z1QNRadacCjHfvSXP1dZ7btT51uxTMbq /TWbW2N+Vtf+WLpu0Vmxlv0J84MYZy94XzHn5i4Pvt1Ou5tjTbx1ze2mHfqcwpebdM5GyG1R wPwbWw6zhMklyW4yqGvL64v92zyNccKOGidbg0OaLDOn6N7JLU8+Nm330xwlluKMREMt5qLi RAB3lwoS7AIAAA== X-CMS-MailID: 20191220120144eucas1p119ececf161a6d45a6a194e432bbbd1f9 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20191220120144eucas1p119ececf161a6d45a6a194e432bbbd1f9 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20191220120144eucas1p119ececf161a6d45a6a194e432bbbd1f9 References: <20191220115653.6487-1-a.swigon@samsung.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This patch adds the following properties to the Exynos4412 DT: - exynos,interconnect-parent-node: to declare connections between nodes in order to guarantee PM QoS requirements between nodes; - #interconnect-cells: required by the interconnect framework. Note that #interconnect-cells is always zero and node IDs are not hardcoded anywhere. Signed-off-by: Artur Świgoń --- arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi index 4ce3d77a6704..d9d70eacfcaf 100644 --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi @@ -90,6 +90,7 @@ &bus_dmc { exynos,ppmu-device = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>; vdd-supply = <&buck1_reg>; + #interconnect-cells = <0>; status = "okay"; }; @@ -106,6 +107,8 @@ &bus_leftbus { exynos,ppmu-device = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>; vdd-supply = <&buck3_reg>; + exynos,interconnect-parent-node = <&bus_dmc>; + #interconnect-cells = <0>; status = "okay"; }; @@ -116,6 +119,8 @@ &bus_display { exynos,parent-bus = <&bus_leftbus>; + exynos,interconnect-parent-node = <&bus_leftbus>; + #interconnect-cells = <0>; status = "okay"; }; -- 2.17.1