From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from forward101a.mail.yandex.net (forward101a.mail.yandex.net [178.154.239.84]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6E38C280308; Sun, 15 Feb 2026 10:02:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.154.239.84 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771149758; cv=none; b=RDLNR70rNekUwkPccKfGTWueMY/dJEkp/7YTc3NYYnzd8l4LcafW4lTFYEMf06Ggj6cs0kjJAHL6V6JV7mpPhMFEdEOscDq97B6AD5xoDXWKSLxFLQOQQScGPrOx5Tg4Gg3Vc4wCpzKd07+bl5e4fT3alclkC1+XDRrgNipgga0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771149758; c=relaxed/simple; bh=rqX/hYgmpeWpQhyUc1faR9/+n8bX8YL0ob3h4O4i5KA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=K5tLqCkaU6/Z0pbN23EaEGJIlBH8D2Ao9xpA6QSZmJgd90eXzJ3XzDLZFXbF6cpSqTBm2N1LjY4b79ejHtbWJLx1xIxNFUTtPzPI651EUMU1Yo/NQM5RGOGG2Fq9yYHxmmF5jHVT4E1iK3WH+7q3FE6I1F+hj7GFGcflsLGSyWM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=onurozkan.dev; spf=pass smtp.mailfrom=onurozkan.dev; dkim=pass (1024-bit key) header.d=onurozkan.dev header.i=@onurozkan.dev header.b=B9UjE9Sz; arc=none smtp.client-ip=178.154.239.84 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=onurozkan.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=onurozkan.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=onurozkan.dev header.i=@onurozkan.dev header.b="B9UjE9Sz" Received: from mail-nwsmtp-smtp-production-main-54.vla.yp-c.yandex.net (mail-nwsmtp-smtp-production-main-54.vla.yp-c.yandex.net [IPv6:2a02:6b8:c17:2010:0:640:2180:0]) by forward101a.mail.yandex.net (Yandex) with ESMTPS id C762280C19; Sun, 15 Feb 2026 13:02:25 +0300 (MSK) Received: by mail-nwsmtp-smtp-production-main-54.vla.yp-c.yandex.net (smtp/Yandex) with ESMTPSA id 02U6OQUG14Y0-rqjbwYxY; Sun, 15 Feb 2026 13:02:25 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=onurozkan.dev; s=mail; t=1771149745; bh=EK56X4yUyK6p90PJP+pf1u3MX2f+sfz3TRR04+2G4T8=; h=Message-ID:Date:Cc:Subject:To:From; b=B9UjE9SzXK5scnpObCqr7CuifSEFqaFsMpm86WX89Sf1FM6OjeTWgWmEl5Uc/IX/1 k2hRFfCdjZ6yTOm17+R2SxqNFY3wsYET9Rtzh6lN3nbUrIIBAEkPKKRLRc3/anF3jw YpvpfGJW/Y6mrAB3bLVLw0tpe6E+UurPtKGuJEks= Authentication-Results: mail-nwsmtp-smtp-production-main-54.vla.yp-c.yandex.net; dkim=pass header.i=@onurozkan.dev From: =?UTF-8?q?Onur=20=C3=96zkan?= To: Alim Akhtar , AngeloGioacchino Del Regno , Boris Brezillon , Chen-Yu Tsai , Conor Dooley , David Airlie , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, Geert Uytterhoeven , Heiko Stuebner , Jernej Skrabec , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-sunxi@lists.linux.dev, Liviu Dudau , Maarten Lankhorst , Magnus Damm , Matthias Brugger , Maxime Ripard , Rob Herring , Samuel Holland , Simona Vetter , Steven Price , Thomas Zimmermann Cc: =?UTF-8?q?Onur=20=C3=96zkan?= Subject: [PATCH v1 0/2] arm64: dts + drm/panthor: require explicit GPU sram-supply Date: Sun, 15 Feb 2026 13:01:56 +0300 Message-ID: <20260215100156.135374-1-work@onurozkan.dev> X-Mailer: git-send-email 2.51.2 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Hi all, This series follows the discussion around panthor's SRAM regulator handling and the DT expectations for mali GPU nodes. Today, if sram-supply is missing in the DT file, panthor falls back to a dummy regulator with a warning. This implicit behavior hides missing DT wiring behind regulator core fallback. As discussed in [1], the agreed direction is: - Update DTs to explicitly provide sram-supply, when no separate SRAM rail exists, use the same regulator as mali-supply. - Make panthor to treat sram-supply as mandatory for all compatibles except mt8196-mali (as that SoC manages SRAM outside panthor). - First patch applies the DT updates across affected files. - Second patch makes panthor to treat sram-supply as mandatory except mt8196-mali. [1]: https://lore.kernel.org/all/20260213155937.6af75786@nimda/ BR, Onur Onur Özkan (2): arm64: dts: add missing sram-supply to mali gpu nodes drm/panthor: treat sram as mandatory except mt8196 .../boot/dts/allwinner/sun50i-h313-tanix-tx1.dts | 1 + arch/arm64/boot/dts/allwinner/sun50i-h313-x96q.dts | 1 + .../boot/dts/allwinner/sun50i-h6-beelink-gs1.dts | 1 + .../boot/dts/allwinner/sun50i-h6-orangepi-3.dts | 1 + .../boot/dts/allwinner/sun50i-h6-orangepi.dtsi | 1 + .../arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts | 1 + arch/arm64/boot/dts/allwinner/sun50i-h6-tanix.dtsi | 1 + .../dts/allwinner/sun50i-h616-bigtreetech-cb1.dtsi | 1 + .../dts/allwinner/sun50i-h616-orangepi-zero2.dts | 1 + .../boot/dts/allwinner/sun50i-h616-x96-mate.dts | 1 + .../dts/allwinner/sun50i-h618-longan-module-3h.dtsi | 1 + .../dts/allwinner/sun50i-h618-orangepi-zero2w.dts | 1 + .../dts/allwinner/sun50i-h618-orangepi-zero3.dts | 1 + .../dts/allwinner/sun50i-h618-transpeed-8k618-t.dts | 1 + .../allwinner/sun50i-h700-anbernic-rg35xx-2024.dts | 1 + .../boot/dts/allwinner/sun55i-a527-cubie-a5e.dts | 1 + .../boot/dts/allwinner/sun55i-h728-x96qpro+.dts | 1 + .../boot/dts/allwinner/sun55i-t527-avaota-a1.dts | 1 + .../boot/dts/allwinner/sun55i-t527-orangepi-4a.dts | 1 + .../boot/dts/exynos/exynos5433-tm2-common.dtsi | 1 + arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 1 + arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 1 + arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 1 + arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts | 1 + arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi | 1 + arch/arm64/boot/dts/mediatek/mt8188-geralt.dtsi | 1 + arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi | 1 + arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 1 + arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 1 + .../boot/dts/mediatek/mt8390-genio-common.dtsi | 1 + .../boot/dts/mediatek/mt8390-grinn-genio-sbc.dtsi | 1 + .../boot/dts/mediatek/mt8395-genio-common.dtsi | 1 + .../dts/mediatek/mt8395-kontron-3-5-sbc-i1200.dts | 1 + .../boot/dts/mediatek/mt8395-radxa-nio-12l.dts | 1 + arch/arm64/boot/dts/renesas/r9a07g044l2-remi-pi.dts | 1 + .../boot/dts/renesas/r9a09g056n48-rzv2n-evk.dts | 1 + .../boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts | 1 + arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi | 1 + arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi | 1 + arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi | 1 + arch/arm64/boot/dts/rockchip/px30-cobra.dtsi | 1 + arch/arm64/boot/dts/rockchip/px30-evb.dts | 1 + .../boot/dts/rockchip/px30-firefly-jd4-core.dtsi | 1 + arch/arm64/boot/dts/rockchip/px30-pp1516.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3318-a95x-z2.dts | 1 + .../boot/dts/rockchip/rk3326-anbernic-rg351m.dtsi | 1 + .../boot/dts/rockchip/rk3326-gameforce-chi.dts | 1 + arch/arm64/boot/dts/rockchip/rk3326-odroid-go.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3328-a1.dts | 1 + arch/arm64/boot/dts/rockchip/rk3328-roc.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3328-rock64.dts | 1 + arch/arm64/boot/dts/rockchip/rk3399-eaidk-610.dts | 1 + arch/arm64/boot/dts/rockchip/rk3399-evb-ind.dts | 1 + arch/arm64/boot/dts/rockchip/rk3399-firefly.dts | 1 + arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3399-hugsun-x99.dts | 1 + .../arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts | 1 + arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3399-orangepi.dts | 1 + .../arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts | 1 + .../boot/dts/rockchip/rk3399-pinephone-pro.dts | 1 + arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi | 1 + .../arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts | 1 + arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3399-rock960.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3399-sapphire.dtsi | 1 + .../arm64/boot/dts/rockchip/rk3528-armsom-sige1.dts | 1 + .../arm64/boot/dts/rockchip/rk3528-nanopi-zero2.dts | 1 + arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts | 1 + arch/arm64/boot/dts/rockchip/rk3528-rock-2.dtsi | 1 + .../boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi | 1 + .../boot/dts/rockchip/rk3566-bigtreetech-cb2.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3566-lckfb-tspi.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-lubancat-1.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-nanopi-r3s.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-odroid-m1s.dts | 1 + .../arm64/boot/dts/rockchip/rk3566-orangepi-3b.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi | 1 + .../boot/dts/rockchip/rk3566-powkiddy-rk2023.dtsi | 1 + .../arm64/boot/dts/rockchip/rk3566-powkiddy-x55.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-radxa-cm3.dtsi | 1 + .../boot/dts/rockchip/rk3566-radxa-zero-3.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3566-roc-pc.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-rock-3c.dts | 1 + arch/arm64/boot/dts/rockchip/rk3566-soquartz.dtsi | 1 + .../boot/dts/rockchip/rk3568-9tripod-x3568-v4.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-easepi-r1.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts | 1 + .../boot/dts/rockchip/rk3568-fastrhino-r66s.dtsi | 1 + .../arm64/boot/dts/rockchip/rk3568-hinlink-opc.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3568-lubancat-2.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-mecsbc.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-nanopi-r5s.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-photonicat.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-qnap-tsx33.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3568-radxa-cm3i.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3568-roc-pc.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 1 + arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts | 1 + .../boot/dts/rockchip/rk3568-wolfvision-pf5.dts | 1 + .../boot/dts/rockchip/rk3576-100ask-dshanpi-a1.dts | 1 + .../arm64/boot/dts/rockchip/rk3576-armsom-sige5.dts | 1 + arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts | 1 + .../boot/dts/rockchip/rk3576-luckfox-core3576.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3576-nanopi-m5.dts | 1 + arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts | 1 + arch/arm64/boot/dts/rockchip/rk3576-roc-pc.dts | 1 + arch/arm64/boot/dts/rockchip/rk3576-rock-4d.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588-armsom-lm7.dtsi | 1 + .../arm64/boot/dts/rockchip/rk3588-armsom-sige7.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588-coolpi-cm5.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588-h96-max-v58.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588-jaguar.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588-ok3588-c.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588-orangepi-5.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588-rock-5-itx.dts | 1 + .../boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts | 1 + .../boot/dts/rockchip/rk3588s-gameforce-ace.dts | 1 + .../boot/dts/rockchip/rk3588s-indiedroid-nova.dts | 1 + .../boot/dts/rockchip/rk3588s-khadas-edge2.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588s-nanopi-r6.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588s-odroid-m2.dts | 1 + .../arm64/boot/dts/rockchip/rk3588s-orangepi-5.dtsi | 1 + arch/arm64/boot/dts/rockchip/rk3588s-roc-pc.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts | 1 + arch/arm64/boot/dts/rockchip/rk3588s-rock-5c.dts | 1 + drivers/gpu/drm/panthor/panthor_devfreq.c | 13 +++++++++---- 138 files changed, 146 insertions(+), 4 deletions(-) -- 2.51.2