From nobody Fri Jun 12 18:34:16 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 4279237756C; Wed, 13 May 2026 10:44:26 +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=1778669066; cv=none; b=hC3WxO52dj90ngxZdqGy2n6QEq+kWAd9X5sFDhn9TL5P8lVNKzLuvsFx1p6jPY2Cw9pV2WxBm7M0DRw68rdWuhtP6NZo30gIKE8cyOhej4krOpjYrNXrD/a1DAN3l835S8O97pLQ4edRbjXHZFuxqWArqz7GM5WNaGgC4jp5vqM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778669066; c=relaxed/simple; bh=Q/1J667b6JukHamYOF9bAnOtePDVGZhfSHJBpMaACFA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=cnGbz+kY3n8xAzpCQrjAuxdxWowhd6Ab1y4/SOpcWvq4/MmA65tscujuN4eOmP5DsXsnbtcQJo5Y/JGYTCPlfx0FC1c0YeSvYTRj5Wu9aAEye98BgXCaX25gTQAgwpeiH402XkvQED4OtuKg/WVkmlzexuc2MMfZ8b3JX5fZKVU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=usg5Lj2k; 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="usg5Lj2k" Received: by smtp.kernel.org (Postfix) with ESMTPS id 1B085C2BCC7; Wed, 13 May 2026 10:44:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778669066; bh=Q/1J667b6JukHamYOF9bAnOtePDVGZhfSHJBpMaACFA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=usg5Lj2kfs/N/Yj4cByAT0HcRxuVlorJrmluiBvNYI9NxJHVGH9La3rrjlPCiTTqp 9l7UYO/5AIm09Ch6fqkSmWNptMcwOC2q1OAUP18Jm9dWjPxlFG+jIZ6hkvX/DI1ciK HiZnEEbYL7tMl4mAWDSBtXW/PKmrjcU42wQha2UrLk6goAnvZUEXsUoXFiRs2CkEWz nfVxe3xzSSzN9H/hcYxyeAuM1rU2h7xKrkVehzOscBS9tdUFXzDw/iOevdrxT8E0Cl 2Uac8JO7qKlFCF0kMnR2wbvdUMPKWy2j8xGdJ1KG9Wd27a1HzoFcjgWQyTSbp2Op0y qEMB3+KXK2uMA== 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 0C808CD4F35; Wed, 13 May 2026 10:44:26 +0000 (UTC) From: Ronald Claveau via B4 Relay Date: Wed, 13 May 2026 12:43:53 +0200 Subject: [PATCH v2 1/3] arm64: dts: amlogic: t7: Fix pwm_ao_c pinmux definitions 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: <20260513-add-kvim4-sysled-v2-1-3ec9779e8875@aliel.fr> References: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> In-Reply-To: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1447; i=linux-kernel-dev@aliel.fr; h=from:subject:message-id; bh=S8vmDbpcy+8DmhnO1mnKiM+pacEbgZmrZKQgB8iqYaE=; b=owGbwMvMwCWm1SvKXP3cUInxtFoSQxZLGOv0hgNf+i5bybt/Lf/w65llG6PB+79sFQ1+mYf+H +pzidzVUcrCIMbFICumyNI/1/LEu8tHz3zdo54CM4eVCWQIAxenAExE+TXD/7hMxv/3bOuyBGZ1 61yMOs1/tiVW++Ppm9o8HKJVuTs7mBgZ+mdHJt0QFL5ekjx57g4dlQexbvqpK0/vuFwx5e0k+wZ 7BgA= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openpgp; fpr=DFD863F61375BF917F0012173953305EF1D0EC3E X-Endpoint-Received: by B4 Relay for linux-kernel-dev@aliel.fr/default with auth_id=744 X-Original-From: Ronald Claveau Reply-To: linux-kernel-dev@aliel.fr From: Ronald Claveau The pwm_ao_c pin node was incomplete: it was missing the group name suffix, conflating two distinct pin groups (pwm_ao_c_d and pwm_ao_c_e) into a single, ambiguous entry. Split the node into two separate pinmux entries: - pwm_ao_c_d_pins: uses group "pwm_ao_c_d" - pwm_ao_c_e_pins: uses group "pwm_ao_c_e" Both alternate pins are not yet referenced by any peripheral node, so this has no functional impact on existing boards. No backport needed. Fixes: ee6e05a49b93 ("arm64: dts: amlogic: t7: Add PWM pinctrl nodes") Reviewed-by: Neil Armstrong Signed-off-by: Ronald Claveau --- arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/= dts/amlogic/amlogic-t7.dtsi index 7fe72c94ed623..62f6b9baad28b 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi @@ -400,9 +400,17 @@ mux { }; }; =20 - pwm_ao_c_pins: pwm-ao-c { + pwm_ao_c_d_pins: pwm-ao-c-d { mux { - groups =3D "pwm_ao_c"; + groups =3D "pwm_ao_c_d"; + function =3D "pwm_ao_c"; + bias-disable; + }; + }; + + pwm_ao_c_e_pins: pwm-ao-c-e { + mux { + groups =3D "pwm_ao_c_e"; function =3D "pwm_ao_c"; bias-disable; }; --=20 2.49.0 From nobody Fri Jun 12 18:34:16 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 794F93E95AB; Wed, 13 May 2026 10:44:26 +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=1778669066; cv=none; b=fbij2dfBjRw7ESW1rOFNN/KpTaG2Xo1uAeKbqTlKn4wllrhuoTDr77jOmmVUFwCA1ZsfG3lqZfNuoWIS4VkY/Kbvy6tUN0+Fn3XYytN6p/iWlMzEIPTlhXYsLugzYM7Y8sxNoClj3mKg08g8lmbRk6UdrNYBWYzg+cvXCG3zOoc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778669066; c=relaxed/simple; bh=D5pKwkGTYVUDViuNvaK69HYxWd8+FsaP+xhOfkL+fcw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=stGVlv8P3sHxJHE676GpAZ7c/c1kvrXsPtbJnz9fnFDMABDkapftOv+xoWunM2MonbZllywuAhg/3gkVutU0Um6LeuBAVmXjQeP28uEaQaOtDwq9Py0WlwnZ0T2Brj5oP7xG0lZN01HJV/Rs9fnDi8/1/HeQDG6C9PReeKICNRY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JQB4xHLY; 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="JQB4xHLY" Received: by smtp.kernel.org (Postfix) with ESMTPS id 2EF2BC2BCF5; Wed, 13 May 2026 10:44:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778669066; bh=D5pKwkGTYVUDViuNvaK69HYxWd8+FsaP+xhOfkL+fcw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=JQB4xHLYSZJtHr6Sb0Nm1y93yeG6NYoOTQ6Wyti7ZSKt4osOvbnZL0tEh5Oj0dkbH 2iNLTckRxXWi1UFiyex4YgSsrxsTHTwKo30DtiaTiwX/uVleKdHl/o0zDcBw4znmux Oc7LITIphVO1753TxP6OxQgrvbuGaV7KbyjJO1Z37W+nZ1xJo/NnOSC7nbHSalZO/p NzrTtj9uCj2Nraf85ZL2wNjUvoJ0H/EIM9E9Ar9hkC65ehAtmYpVYtReGMAX45IKcN OYDgPfREz5f9YzALLewmeal3spIrzlI9IgGtfWTRFnjeNeO06dEDHhNVywAunjw1vm cSHZjS6Th+68g== 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 21F31CD4F39; Wed, 13 May 2026 10:44:26 +0000 (UTC) From: Ronald Claveau via B4 Relay Date: Wed, 13 May 2026 12:43:54 +0200 Subject: [PATCH v2 2/3] arm64: dts: amlogic: t7: khadas-vim4: reorder root node 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: <20260513-add-kvim4-sysled-v2-2-3ec9779e8875@aliel.fr> References: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> In-Reply-To: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1197; i=linux-kernel-dev@aliel.fr; h=from:subject:message-id; bh=3G/s+tL1aEZqmNnatksprjAgR3heihJkkWRnLe3A2sA=; b=owGbwMvMwCWm1SvKXP3cUInxtFoSQxZLGNv1+I0r086/u3rve8enBxNKzk5j6ttW4f/N6P3zC sufopyFHaUsDGJcDLJiiiz9cy1PvLt89MzXPeopMHNYmUCGMHBxCsBE4rYwMqzYztjWVZ20+8XC VWesIuae+2tocXK3j+Fqz798R9coHF/N8D/yQNV77SCOUwGTPq49bTTHY8HTmOQJNzSlZ3DUulq ZqrADAA== X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openpgp; fpr=DFD863F61375BF917F0012173953305EF1D0EC3E X-Endpoint-Received: by B4 Relay for linux-kernel-dev@aliel.fr/default with auth_id=744 X-Original-From: Ronald Claveau Reply-To: linux-kernel-dev@aliel.fr From: Ronald Claveau Move the xtal-clk node to restore alphabetical ordering. Signed-off-by: Ronald Claveau Reviewed-by: Neil Armstrong --- .../boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 14 +++++++---= ---- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts = b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts index 69d6118ba57e7..fd1b983354a01 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts @@ -45,13 +45,6 @@ secmon_reserved_bl32: secmon@5300000 { }; }; =20 - xtal: xtal-clk { - compatible =3D "fixed-clock"; - clock-frequency =3D <24000000>; - clock-output-names =3D "xtal"; - #clock-cells =3D <0>; - }; - dc_in: regulator-dc-in { compatible =3D "regulator-fixed"; regulator-name =3D "DC_IN"; @@ -155,6 +148,13 @@ wifi32k: wifi32k { clock-frequency =3D <32768>; pwms =3D <&pwm_ab 0 30518 0>; }; + + xtal: xtal-clk { + compatible =3D "fixed-clock"; + clock-frequency =3D <24000000>; + clock-output-names =3D "xtal"; + #clock-cells =3D <0>; + }; }; =20 &pwm_ab { --=20 2.49.0 From nobody Fri Jun 12 18:34:16 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 795C83E9C11; Wed, 13 May 2026 10:44:26 +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=1778669066; cv=none; b=PbZNIO3NUpWRUsTt+v0ue3ZgPjKMz47w/8/3xBKNzfvLKCS55Lff3NY1wQu3xx6bdn+cbAIdZYUYbvtaMD2gfv2cShfPiK5bcScXYuNGxMZpHtV5RY8w+Y0Ue/VuOTcpSTm2UhiNCGOn9I/YLeJT2iMpyylUdmy8Z4mxfeoSOJM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778669066; c=relaxed/simple; bh=AVnCN6kymER6wy+4kacjuFr2lYcaGoCedkDJ0zolop0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=tlWJ6sHtb/anTuSl8WwozH05FunThlZW16PUBojL3FB55Wu0ShmfHARfY8eyRZevV6QBtnitWZbnzIGpmY9bIFpoyw6qkwe+jmCz3n67YZ4bvk1EMpZ9ziFBH4OMOJuoe0gIN4GRj5BnPA1nsfWWmjxP7Wd4tJ3czMGJ1O55Ciw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UkTtBFwh; 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="UkTtBFwh" Received: by smtp.kernel.org (Postfix) with ESMTPS id 3C7E5C2BCB8; Wed, 13 May 2026 10:44:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778669066; bh=AVnCN6kymER6wy+4kacjuFr2lYcaGoCedkDJ0zolop0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=UkTtBFwhz5qvnpqKSbhXOQT6p5elGLeyJCNRsQNpheaIJAKTLtDyhjXtshr3Kl4GH o79RM8utGGbZ5LmoH1F0PyOn3VztjK3i0bARlEGb1WyrMk6twcLcYs5FBQKy1gK9RZ GwtZ3DKuJ9JwYAxyR20i/6xWn06uxMdTwTd21VyGQcxzhFgkaUi4sLyNZ79N8BOuaW MaWP5jFZ5hMPA2pC9nrqWVMzFVH7C7fch2ph9pKMZ+4s99WBN+QvDEferElsOpEeaM Wtal+I4e32gujlIBaY1x5VHJ5dobFi7q69WNlJ6Tl904DGftdycOioBr7m/vAr9Nua OMX7a+f2/mUKw== 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 32A51CD4F24; Wed, 13 May 2026 10:44:26 +0000 (UTC) From: Ronald Claveau via B4 Relay Date: Wed, 13 May 2026 12:43:55 +0200 Subject: [PATCH v2 3/3] arm64: dts: amlogic: t7: khadas-vim4: add PWM-driven status LED 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: <20260513-add-kvim4-sysled-v2-3-3ec9779e8875@aliel.fr> References: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> In-Reply-To: <20260513-add-kvim4-sysled-v2-0-3ec9779e8875@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1280; i=linux-kernel-dev@aliel.fr; h=from:subject:message-id; bh=2xdbcwmGmHmxRvinJQMTjDVB63/BF5fZ22AOjpf30NU=; b=owGbwMvMwCWm1SvKXP3cUInxtFoSQxZLGAe/2O2a+3P475ob7pLlVj5TH3PE96Vip/GKqam2/ LtVTP53lLIwiHExyIopsvTPtTzx7vLRM1/3qKfAzGFlAhnCwMUpABOxZWb4H8rz9ZbCD4fdmnPv fm6YeX9D6AqvSVOr/7fvWzMjwq193XuG/26NkW8q47RFz+RJuS00FPyzrT+VY/eZGWc3+OzWeFQ 3lR0A X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openpgp; fpr=DFD863F61375BF917F0012173953305EF1D0EC3E X-Endpoint-Received: by B4 Relay for linux-kernel-dev@aliel.fr/default with auth_id=744 X-Original-From: Ronald Claveau Reply-To: linux-kernel-dev@aliel.fr From: Ronald Claveau The VIM4 board exposes a status LED wired to the PWM_AO_C_D output. Enable the pwm_ao_cd controller with its pinmux, and declare a pwm-leds node with a heartbeat trigger. Signed-off-by: Ronald Claveau Reviewed-by: Neil Armstrong --- .../boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 16 ++++++++++++= ++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts = b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts index fd1b983354a01..c41525a34b721 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts @@ -53,6 +53,16 @@ dc_in: regulator-dc-in { regulator-always-on; }; =20 + pwm-leds { + compatible =3D "pwm-leds"; + + status { + linux,default-trigger=3D"heartbeat"; + max-brightness =3D <255>; + pwms =3D <&pwm_ao_cd 0 30040 0>; + }; + }; + sd_3v3: regulator-sdcard-3v3 { compatible =3D "regulator-fixed"; regulator-name =3D "SD_3V3"; @@ -163,6 +173,12 @@ &pwm_ab { pinctrl-names =3D "default"; }; =20 +&pwm_ao_cd { + status =3D "okay"; + pinctrl-0 =3D <&pwm_ao_c_d_pins>; + pinctrl-names =3D "default"; +}; + /* SDIO */ &sd_emmc_a { status =3D "okay"; --=20 2.49.0