From nobody Mon Feb 9 17:27:23 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 91365221721; Thu, 1 Jan 2026 06:43:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767249827; cv=none; b=BYxB62MGaGXfnKUpbFQMUzZaIaB8xbeplh2/adgKGvsu5hwbQg/Xz85E3cIBF0X4llwWKLpxXbCiqiC3/sHtnlZJOpOJ+mhRQhhPsYR2IL3oklWZddlvOGk7B0NPSr/MIh70WSwsP0RPT86PJ0RPMG/QVTGG6Iww57spvJeQrtA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767249827; c=relaxed/simple; bh=nyREQ8mGyrIWw5gzZ8ndGSNZXA7rebJqyK2xBVXL+Zs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=jhL3pZbkyYOCvIIQSxf9qInaWZvk2gp9e0+aMfdAgbn5oNqYLpR82fOmRxheKdkzrrW4ccl8yBlUQPWlg4pEjRPqlmGxRvZomJyPVwLHQu0PjFQwqD5Ofgru8XuJqqBCuBNl/WhvH27NtzQruBxYS9ThAEfEqfBn12H0KDmGmfw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EO8ZpR1G; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EO8ZpR1G" Received: by smtp.kernel.org (Postfix) with ESMTPS id 3469AC16AAE; Thu, 1 Jan 2026 06:43:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767249827; bh=nyREQ8mGyrIWw5gzZ8ndGSNZXA7rebJqyK2xBVXL+Zs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=EO8ZpR1GnHKd/CoJA+5AUvsvzW+CMNv87TvvERWehG226V/nKQ8X0b1b/IeiaPYrp S4ESBPKyh9MrmTkcDnHLT0PyfLRVwRfZW5Pd/Dr/Nr27ZETI7J7FhYFFzBPZK6U9ws Xm2Krd+mQETMSXy3fJtJ0AsSPUfMaQYstZ6dD1RvIgejYXiGEWcTNIidHjsF5ksxns 8Na26F6cQ6qrVBZ+9z1b8BaySxl5NCq7JXgTpGsOInqhZjNR5tlrT/g0s5T58+QOGf NL6xUcBUz+E9LLEUy1wOTIS0ivLhgLCPCdNwXSuN9Ykz8WsdK6qa3eT3L14q5wL+oc V1Pa4dyi3BC6Q== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 26F1BEEB57B; Thu, 1 Jan 2026 06:43:47 +0000 (UTC) From: Ricardo Pardini via B4 Relay Date: Thu, 01 Jan 2026 07:43:09 +0100 Subject: [PATCH v2 1/3] arm64: dts: rockchip: Enable the NPU on NanoPC T6/T6-LTS Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260101-arm64-dts-rockchip-rk3588-npu-enablements-v2-1-013cf5d5c39d@pardini.net> References: <20260101-arm64-dts-rockchip-rk3588-npu-enablements-v2-0-013cf5d5c39d@pardini.net> In-Reply-To: <20260101-arm64-dts-rockchip-rk3588-npu-enablements-v2-0-013cf5d5c39d@pardini.net> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Jimmy Hon , Tomeu Vizoso , Ricardo Pardini X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1717; i=ricardo@pardini.net; h=from:subject:message-id; bh=shFG9R6+v5sNoFpWnfg7ZTJoiZw4vZTXsI7KdVCsRTs=; b=owEBbQGS/pANAwAIATteP+Oex+3pAcsmYgBpVheh7MFP/7SozKGqT+2LoTktB4u2fxOXWTiDT nu3Y1cAdY6JATMEAAEIAB0WIQSsGCMM9q/qytxIiJM7Xj/jnsft6QUCaVYXoQAKCRA7Xj/jnsft 6RNOB/9efcvKbL7zz3E+rnkdD2iazUZI9FmPbkEcR0H0nBk7FFKDdaHiRhWoIepZ9nFKMk6y7zo Hho6TSDexjkPswr+1LqKX1DlBAAKnn9gHxjAWJqHDSu3rZK7RcgmXoUa3YA+OwpgalGbhH5jnzt keZqSoZiJo2AOp+zyPLmxn4sbT0gqV86turDQk4iwh+CxuxWSO4kZn7BozCUIJxwWBO9dLx4Mk7 YhQ4g2KrNSZeuEyX/kulvAI51pG4ASPI2JWXUtGzN76AwQq28h/Zz+HILHfI54I/c1/rTsI+EYb JuNHoUYGO+C4/aaXY6E7Qf+xUlmF1D9RWO5FZDvvjtPh8jBY X-Developer-Key: i=ricardo@pardini.net; a=openpgp; fpr=AC18230CF6AFEACADC4888933B5E3FE39EC7EDE9 X-Endpoint-Received: by B4 Relay for ricardo@pardini.net/default with auth_id=588 X-Original-From: Ricardo Pardini Reply-To: ricardo@pardini.net From: Ricardo Pardini Enable the NPU on FriendlyElec NanoPC T6/T6-LTS boards. The regulator vdd_npu_s0 was already in place; since the NPU power domain supply is now described, remove the regulator's always-on. Signed-off-by: Ricardo Pardini --- arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi | 36 ++++++++++++++++++= +++- 1 file changed, 35 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi b/arch/arm6= 4/boot/dts/rockchip/rk3588-nanopc-t6.dtsi index fafeabe9adf9e..90e7fe254491b 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-nanopc-t6.dtsi @@ -458,7 +458,6 @@ vdd_npu_s0: regulator@42 { reg =3D <0x42>; fcs,suspend-voltage-selector =3D <1>; regulator-name =3D "vdd_npu_s0"; - regulator-always-on; regulator-boot-on; regulator-min-microvolt =3D <550000>; regulator-max-microvolt =3D <950000>; @@ -629,6 +628,10 @@ &pd_gpu { domain-supply =3D <&vdd_gpu_s0>; }; =20 +&pd_npu { + domain-supply =3D <&vdd_npu_s0>; +}; + &pinctrl { gpio-leds { sys_led_pin: sys-led-pin { @@ -706,6 +709,37 @@ &pwm1 { status =3D "okay"; }; =20 +&rknn_core_0 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_core_1 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_core_2 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_mmu_0 { + status =3D "okay"; +}; + +&rknn_mmu_1 { + status =3D "okay"; +}; + +&rknn_mmu_2 { + status =3D "okay"; +}; + + &saradc { vref-supply =3D <&avcc_1v8_s0>; status =3D "okay"; --=20 2.52.0 From nobody Mon Feb 9 17:27:23 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 912F91CAA6C; Thu, 1 Jan 2026 06:43:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767249827; cv=none; b=s2KIkeBehleY5GMKjk3Mna45bzDjgA5Om94lLKbEc/YabOYcz7SpVTfN81okrim581YMEAmmGsyWkQM5LVjxtBKrJ6XMNAhSaJxqJdSpxiQhIyZUvq4+IbTqkhPua5QU+zKJCT26wGYSYHrYIDpzeKL23J6iBMDa6zzzeWLHfIk= ARC-Message-Signature: i=1; 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The regulator vdd_npu_s0 was already in place; since the NPU power domain supply is now described, remove the regulator's always-on. Signed-off-by: Ricardo Pardini --- .../dts/rockchip/rk3588-friendlyelec-cm3588.dtsi | 35 ++++++++++++++++++= +++- 1 file changed, 34 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588.dtsi b= /arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588.dtsi index af431fdcbea7a..49cf4b85c4e96 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-friendlyelec-cm3588.dtsi @@ -182,7 +182,6 @@ vdd_npu_s0: regulator@42 { reg =3D <0x42>; fcs,suspend-voltage-selector =3D <1>; regulator-name =3D "vdd_npu_s0"; - regulator-always-on; regulator-boot-on; regulator-min-microvolt =3D <550000>; regulator-max-microvolt =3D <950000>; @@ -264,6 +263,10 @@ &pd_gpu { domain-supply =3D <&vdd_gpu_s0>; }; =20 +&pd_npu { + domain-supply =3D <&vdd_npu_s0>; +}; + &pinctrl { gpio-leds { led_sys_pin: led-sys-pin { @@ -294,6 +297,36 @@ sd_s0_pwr: sd-s0-pwr { }; }; =20 +&rknn_core_0 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_core_1 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_core_2 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_mmu_0 { + status =3D "okay"; +}; + +&rknn_mmu_1 { + status =3D "okay"; +}; + +&rknn_mmu_2 { + status =3D "okay"; +}; + &saradc { vref-supply =3D <&avcc_1v8_s0>; status =3D "okay"; --=20 2.52.0 From nobody Mon Feb 9 17:27:23 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 B5D57260588; Thu, 1 Jan 2026 06:43:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767249829; cv=none; b=hgXSfHicJImpv7WUBtiMgVsX6WL33YZtXP23yqGL1z3fyclKSf1znTfZBksY+xxtv0f6D8uh9g3ra0r7G5xiuhVqYKI2/yjdnvsrQFqfnvkjzkTPzt3xQ0/BtCHf2+s1nst9FiuxUZqXRw6FnB/qboEnOt30itiRjCShLjdoL24= ARC-Message-Signature: i=1; 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b=b1xv4QTdJnLDIT5Z2cyzgkws67gD+ZXnzAiHbGWJzJ1DChH9NsUitFDasbrfuWt/V qD/abqofC9ZPlk6ccuX+kqk6tFx9ayX5xgWy+beVK320q4ZUgWOti5vt5DNeP5SEnH 2bZ7rlXmMWlTMZWZmu9EN2N1SYh6ijE3Dmj1dvW0G20BT9H0xyBj4Ey2MGVQtdV5AW 62uyO3BEAX4p9sMGTtHW5TS6b18rnod0uaRy5ib9aidc+JnRMsB7/g5AVVJKL8VEef ci/fqwlNu0gpMiJjgTUU1WYNKHTd9N60O4JcdUWMN5F3hpIsHkrAmJEdyT1q3iUV2v jSQHwBPS0jjMA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4269FE9410C; Thu, 1 Jan 2026 06:43:47 +0000 (UTC) From: Ricardo Pardini via B4 Relay Date: Thu, 01 Jan 2026 07:43:11 +0100 Subject: [PATCH v2 3/3] arm64: dts: rockchip: Enable the NPU on Turing RK1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260101-arm64-dts-rockchip-rk3588-npu-enablements-v2-3-013cf5d5c39d@pardini.net> References: <20260101-arm64-dts-rockchip-rk3588-npu-enablements-v2-0-013cf5d5c39d@pardini.net> In-Reply-To: <20260101-arm64-dts-rockchip-rk3588-npu-enablements-v2-0-013cf5d5c39d@pardini.net> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Jimmy Hon , Tomeu Vizoso , Ricardo Pardini X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1656; i=ricardo@pardini.net; h=from:subject:message-id; bh=U3z//lMNVVVOhXu8sqy/9jYcCMBg51abWkRs/utgick=; b=owEBbQGS/pANAwAIATteP+Oex+3pAcsmYgBpVheiY0StyS1yWbqibJ/lLj41BFqKPrn8jEIN/ /nbEkfbD6GJATMEAAEIAB0WIQSsGCMM9q/qytxIiJM7Xj/jnsft6QUCaVYXogAKCRA7Xj/jnsft 6fuvCACpI1CWwJDHaE1NTbe+IO8QAYbUZwnQuwNNo19Dm7GvkaycTb6dxNh5wn76FwoB+JQYgeg rqwr+RyXuYCA7RgjEI3rLz8AR+357Y132Nv2CiL6ZwbHZhbu7emxVtgXfnAQQ7m/nBASZAKx/+k dkQIhO8epwFyoWdLBM+q1CcoXMjXT1O20AwQlDAo5G/Juz+hu7mkgAMe/j3arbveszy3Uuq4ZJA S3pPcZ28jB4LYM/WY/g6iXeDz55I+caW62uanaJroSjMgLiPUAYq/FYa9x3a+qsqPBY4Zjp7gim eBACVKgZNHFZP6Veq+d1mQt0VwMQB21Hi9ElXBG9q0oTTJIy X-Developer-Key: i=ricardo@pardini.net; a=openpgp; fpr=AC18230CF6AFEACADC4888933B5E3FE39EC7EDE9 X-Endpoint-Received: by B4 Relay for ricardo@pardini.net/default with auth_id=588 X-Original-From: Ricardo Pardini Reply-To: ricardo@pardini.net From: Ricardo Pardini Enable the NPU on Turing RK1. The regulator vdd_npu_s0 was already in place; since the NPU power domain supply is now described, remove the regulator's always-on. Signed-off-by: Ricardo Pardini --- .../arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi | 35 ++++++++++++++++++= +++- 1 file changed, 34 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi b/arch/arm= 64/boot/dts/rockchip/rk3588-turing-rk1.dtsi index 6daea8961fdd6..b11d24dcc1806 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-turing-rk1.dtsi @@ -171,7 +171,6 @@ vdd_npu_s0: regulator@42 { reg =3D <0x42>; fcs,suspend-voltage-selector =3D <1>; regulator-name =3D "vdd_npu_s0"; - regulator-always-on; regulator-boot-on; regulator-min-microvolt =3D <550000>; regulator-max-microvolt =3D <950000>; @@ -293,6 +292,10 @@ &pd_gpu { domain-supply =3D <&vdd_gpu_s0>; }; =20 +&pd_npu { + domain-supply =3D <&vdd_npu_s0>; +}; + &pinctrl { fan { fan_int: fan-int { @@ -333,6 +336,36 @@ &pwm0 { status =3D "okay"; }; =20 +&rknn_core_0 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_core_1 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_core_2 { + npu-supply =3D <&vdd_npu_s0>; + sram-supply =3D <&vdd_npu_s0>; + status =3D "okay"; +}; + +&rknn_mmu_0 { + status =3D "okay"; +}; + +&rknn_mmu_1 { + status =3D "okay"; +}; + +&rknn_mmu_2 { + status =3D "okay"; +}; + &sdhci { bus-width =3D <8>; no-sdio; --=20 2.52.0