From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 E308E37D101; Mon, 23 Mar 2026 10:03:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774260218; cv=none; b=K61hWrUKJrPqbVwioZe8vlBrECoCLDuIvPK+g/T4AMVVGgxEhRBEu4nWij78iFp85deGZJcE6+JSA8WCj8Ao9NfUj9ylo5JwPLv113Xvb5Orqhi7eOFZfYfY7z4pKHkG8/l/93MDRjQWid3VkfgyG0hOlWPtMjggbsSjErS4gPg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774260218; c=relaxed/simple; bh=4xPQlUAwrCs4HHPO7VRNhW2hQSK0zCMvzD90tkk4ojk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=J4ZSA/SCBlx3kNSjbkn8KW/WXi3VEinsRAl+FB1twyD+bKUIwin+/A8oEBPa1HJnSLQdyQ7Rh7iAfQFQLI4BkYw42LalnGE6Vvy1bJlEB5mXqdpsPGtdOjStxDp5tq/A5LGaB+yrxtLVV4Cr0bomnxvctwJccZlnSesWPeLTr38= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr; spf=pass smtp.mailfrom=aliel.fr; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b=BWzXM/zy; arc=none smtp.client-ip=65.21.61.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aliel.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b="BWzXM/zy" From: Ronald Claveau DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259898; bh=4xPQlUAwrCs4HHPO7VRNhW2hQSK0zCMvzD90tkk4ojk=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=BWzXM/zyGVFZPhwDA/eJZf1AN4a4AXPLq4O9B1JAXEP/3wkO4+fOkhVsycMEcPy9h Cm70lqdrzh88FZ6latMiri1IxBRBKzLJcOlevr6q/VjbXEYZV5qMCuhv4LRXsu1H07 DNv7WTM4KNplGV3F4N/ExbTZj2JEWrULQH2obNDU= Date: Mon, 23 Mar 2026 10:55:26 +0100 Subject: [PATCH v3 1/9] arm64: dts: amlogic: t7: Add eMMC, SD card and SDIO pinctrl nodes 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: <20260323-add-emmc-t7-vim4-v3-1-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259894; l=2892; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=4xPQlUAwrCs4HHPO7VRNhW2hQSK0zCMvzD90tkk4ojk=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QCDZevpmOhr4WVcb80EqQBuMVzASEcHojkoed4+BSjbqdyzAhWeKhBXz24/lsgTqytmFLOp33nL IJy9QOiiaUQk= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs These pinctrl nodes are required by the eMMC, SD card and SDIO drivers to configure pin muxing at runtime. - eMMC: control, 4-bit/8-bit data, data strobe and clock gate pins - SD card: data, clock, command and clock gate pins - SDIO: data, clock, command and clock gate pins Signed-off-by: Ronald Claveau --- arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 98 +++++++++++++++++++++++++= ++++ 1 file changed, 98 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/= dts/amlogic/amlogic-t7.dtsi index 6510068bcff92..ac8de8e9b8010 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi @@ -250,6 +250,104 @@ gpio: bank@4000 { #gpio-cells =3D <2>; gpio-ranges =3D <&periphs_pinctrl 0 0 157>; }; + + emmc_ctrl_pins: emmc-ctrl { + mux-0 { + groups =3D "emmc_cmd"; + function =3D "emmc"; + bias-pull-up; + }; + + mux-1 { + groups =3D "emmc_clk"; + function =3D "emmc"; + bias-disable; + }; + }; + + emmc_data_4b_pins: emmc-data-4b { + mux-0 { + groups =3D "emmc_nand_d0", + "emmc_nand_d1", + "emmc_nand_d2", + "emmc_nand_d3"; + function =3D "emmc"; + bias-pull-up; + }; + }; + + emmc_data_8b_pins: emmc-data-8b { + mux-0 { + groups =3D "emmc_nand_d0", + "emmc_nand_d1", + "emmc_nand_d2", + "emmc_nand_d3", + "emmc_nand_d4", + "emmc_nand_d5", + "emmc_nand_d6", + "emmc_nand_d7"; + function =3D "emmc"; + bias-pull-up; + }; + }; + + emmc_ds_pins: emmc-ds { + mux { + groups =3D "emmc_nand_ds"; + function =3D "emmc"; + bias-pull-down; + }; + }; + + emmc_clk_gate_pins: emmc_clk_gate { + mux { + groups =3D "GPIOB_8"; + function =3D "gpio_periphs"; + bias-pull-down; + }; + }; + + sdcard_pins: sdcard { + mux { + groups =3D "sdcard_d0", + "sdcard_d1", + "sdcard_d2", + "sdcard_d3", + "sdcard_clk", + "sdcard_cmd"; + function =3D "sdcard"; + bias-pull-up; + }; + }; + + sdcard_clk_gate_pins: sdcard_clk_gate { + mux { + groups =3D "GPIOC_4"; + function =3D "gpio_periphs"; + bias-pull-down; + }; + }; + + sdio_pins: sdio { + mux-0 { + groups =3D "sdio_d0", + "sdio_d1", + "sdio_d2", + "sdio_d3", + "sdio_clk", + "sdio_cmd"; + function =3D "sdio"; + bias-pull-up; + }; + }; + + sdio_clk_gate_pins: sdio_clk_gate { + mux { + groups =3D "GPIOX_4"; + function =3D "gpio_periphs"; + bias-pull-up; + }; + }; }; =20 gpio_intc: interrupt-controller@4080 { --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 D8B1C389E1F; Mon, 23 Mar 2026 10:08:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774260517; cv=none; b=o4QxFmsIZf34X8ZYasb0W6iHdcpNIuWbeSFSzOankvZcBacMoXhzwGjbpeoPlJN43Pwv+VmK8m2y2FpEsRCvio7xZjQabZfJQZAjPck8Glpvz577wWsaJwFm5Yr5Apvhe0j3wAVwmx7bZE9o2ufaK956eFIAG4eRpgjU1nJWh4I= ARC-Message-Signature: i=1; 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a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259899; bh=HEk6TEzOtM91mjfH4G/gA0WRcmn4ewAqqaYnYDr2u6M=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=RfuJL8F/1TH2Xq19mYcLTOiJ+jSp77kgzU/0hqByMUgEZSeE8tjwfV2xhUewcx2Hf HXRc1Ee3p9fHL4UFTKcZqHYfBANdP76dd9hmDxMCnh0ZyNqRxmjxOa42J5IBbET71e iYNyIUvd+OOiEPLh1Bxmd83/7GZmSFYupOT5OpiI= Date: Mon, 23 Mar 2026 10:55:27 +0100 Subject: [PATCH v3 2/9] dt-bindings: mmc: amlogic: Add compatible for T7 mmc 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: <20260323-add-emmc-t7-vim4-v3-2-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259894; l=1008; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=HEk6TEzOtM91mjfH4G/gA0WRcmn4ewAqqaYnYDr2u6M=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QDVLAOKolTOjlCFNMip2F+ZQ5qNM40GZZeT/VYe8fG8hUx+xrsfO2/aVKj06NEU0HXYHwKdOEmf WXXMN/RTBRg4= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Add amlogic,t7-mmc compatible string, falling back to amlogic,meson-axg-mmc as the T7 MMC controller is compatible with the AXG implementation. Signed-off-by: Ronald Claveau Acked-by: Conor Dooley --- Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yam= l b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml index 57646575a13f8..40dccf9715781 100644 --- a/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml +++ b/Documentation/devicetree/bindings/mmc/amlogic,meson-gx-mmc.yaml @@ -19,7 +19,10 @@ allOf: properties: compatible: oneOf: - - const: amlogic,meson-axg-mmc + - items: + - enum: + - amlogic,t7-mmc + - const: amlogic,meson-axg-mmc - items: - const: amlogic,meson-gx-mmc - const: amlogic,meson-gxbb-mmc --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 D8BA938A298; Mon, 23 Mar 2026 10:08:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774260517; cv=none; b=UH46TihpSlmB/3L1nQMpecjTYl40eYtk9z0s8+1wKgB50OsYOEiL5b5Jh/9UyCI3KaRbaoBsc191X6UtX92Pix6pckjvE+ZqtrOVuC68U8MvKDNwFXuuhvqFmoV6F2/svqCMZG2CjSxGRL6FDqKTtcRcMWrFLo/QBNYblMO3KJ8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774260517; c=relaxed/simple; bh=nLzHsr5SRGXnJ4qXDllE27wn5dbe27jEjWThdkARNK4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=TzTvzRzbMoZ5u0DlbryLWPIiCID319LG12FkeehBObuqfK3T3V4s7XbGxyF/I5zsINb//b8E9+vURzm7IM4P6qnkgkvsNzyRXBsHRpajfq75JaFd9urLwQR4imuok8l4TK9E5cJwin8UwoW17fKSJkgC8Pvea/WCkL8lBlD1p30= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr; spf=pass smtp.mailfrom=aliel.fr; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b=bnx+U5Wv; arc=none smtp.client-ip=65.21.61.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aliel.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b="bnx+U5Wv" From: Ronald Claveau DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259899; bh=nLzHsr5SRGXnJ4qXDllE27wn5dbe27jEjWThdkARNK4=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=bnx+U5Wvh/cA2SipleVXznvvZVQWW756NQ4xJmu3oUEWx1cwUj+J8T2Yh7+JIgeuQ w2znGpMOumy7zO8w4twzLcxCDKripDH1KFUkDXRghWRWxryKp/iBBhDL5Gb6E4Sf1D ATTw3BzKDRbzjDKXLATkhU4oFZIw3yjTIdRiFZRY= Date: Mon, 23 Mar 2026 10:55:28 +0100 Subject: [PATCH v3 3/9] arm64: dts: amlogic: t7: Add MMC controller nodes 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: <20260323-add-emmc-t7-vim4-v3-3-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259894; l=2309; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=nLzHsr5SRGXnJ4qXDllE27wn5dbe27jEjWThdkARNK4=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QG9MimcCwQl3IDkrclTMocdwMakL26xqJ0ECX4klkPvSWc4HTeiBQxRZHQWAOyPrBYwPLHfbpf1 eeQE/zuhbhwY= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Add device tree nodes for the three MMC controllers available on the Amlogic T7 SoC, using amlogic,meson-axg-mmc as fallback compatible. All nodes are disabled by default and should be enabled in the board-specific DTS file. Signed-off-by: Ronald Claveau --- arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 39 +++++++++++++++++++++++++= ++++ 1 file changed, 39 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/= dts/amlogic/amlogic-t7.dtsi index ac8de8e9b8010..b3898669c9571 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi @@ -374,6 +374,45 @@ sec_ao: ao-secure@10220 { reg =3D <0x0 0x10220 0x0 0x140>; amlogic,has-chip-id; }; + + sd_emmc_a: mmc@88000 { + compatible =3D "amlogic,t7-mmc", "amlogic,meson-axg-mmc"; + reg =3D <0x0 0x88000 0x0 0x800>; + interrupts =3D ; + status =3D "disabled"; + clocks =3D <&clkc_periphs CLKID_SYS_SD_EMMC_A>, + <&clkc_periphs CLKID_SD_EMMC_A>, + <&scmi_clk CLKID_FCLK_DIV2>; + clock-names =3D "core", "clkin0", "clkin1"; + assigned-clocks =3D <&clkc_periphs CLKID_SD_EMMC_A_SEL>; + assigned-clock-parents =3D <&xtal>; + }; + + sd_emmc_b: mmc@8a000 { + compatible =3D "amlogic,t7-mmc", "amlogic,meson-axg-mmc"; + reg =3D <0x0 0x8a000 0x0 0x800>; + interrupts =3D ; + status =3D "disabled"; + clocks =3D <&clkc_periphs CLKID_SYS_SD_EMMC_B>, + <&clkc_periphs CLKID_SD_EMMC_B>, + <&scmi_clk CLKID_FCLK_DIV2>; + clock-names =3D "core", "clkin0", "clkin1"; + assigned-clocks =3D <&clkc_periphs CLKID_SD_EMMC_B_SEL>; + assigned-clock-parents =3D <&xtal>; + }; + + sd_emmc_c: mmc@8c000 { + compatible =3D "amlogic,t7-mmc", "amlogic,meson-axg-mmc"; + reg =3D <0x0 0x8c000 0x0 0x800>; + interrupts =3D ; + status =3D "disabled"; + clocks =3D <&clkc_periphs CLKID_SYS_SD_EMMC_C>, + <&clkc_periphs CLKID_SD_EMMC_C>, + <&scmi_clk CLKID_FCLK_DIV2>; + clock-names =3D "core", "clkin0", "clkin1"; + assigned-clocks =3D <&clkc_periphs CLKID_SD_EMMC_C_SEL>; + assigned-clock-parents =3D <&xtal>; + }; }; =20 }; --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 E31AA388385; Mon, 23 Mar 2026 10:03:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774260218; cv=none; b=EqpOne0LvcM1xk3DgV0hWjs886uYFLXopJ4dWKZEyldIpAyqBVx5DPlsM31oP46UDW7gSDSz5p0fOeTPK99vm8CxxcRTXHQEROv9axcfR+/WCKzwl3uRPjM1wcGMfGqJZBe7EmsOinL2qvjV1XXVw+rwBqG+dYjiRbO1YGtQ58Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774260218; c=relaxed/simple; bh=pJsgY+KSWWLicmvVu+uNg6L7gVLTJaTUGgkV3XkKSJc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=W15SDpQLGHMpjSb77xYN1Qt8MM6czXhwOo1QAVU8fGeIqY5uKUa+aXZ0zs2kTOU/ExTcldeL49FzY3ClBsghpavvZSCquYLzUFCM7WebnJ9mYcAS4k1JH3gKyn5pBgMdin7RYRF2IEErybevompQEcOSEGjEF3tAPrvaxYM9l6I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr; spf=pass smtp.mailfrom=aliel.fr; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b=l6CQeCcL; arc=none smtp.client-ip=65.21.61.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aliel.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b="l6CQeCcL" From: Ronald Claveau DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259900; bh=pJsgY+KSWWLicmvVu+uNg6L7gVLTJaTUGgkV3XkKSJc=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=l6CQeCcLdUN7XaS5IL++cjUxIj3IgL2VreeTAOdLUMUruVXh93IvgugBZwgCXN7vU 0kEUmrnDY1NaxbelC06QJFO6ZeciSXD465lkbilg78kAVeg8S5vzlr56XixjfTaXYK C5oCfUBkBErz+FIV0g2jVN6NxVzOQN9Yr1n2sn5M= Date: Mon, 23 Mar 2026 10:55:29 +0100 Subject: [PATCH v3 4/9] arm64: dts: amlogic: t7: Add PWM pinctrl nodes 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: <20260323-add-emmc-t7-vim4-v3-4-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259895; l=3146; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=pJsgY+KSWWLicmvVu+uNg6L7gVLTJaTUGgkV3XkKSJc=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QAgJNqI6dHgYz2BYCWrAJelofszt6Z8Ktugb/OvW0PNquLU2R5UcRCc5/h3cgghQOUbSY8iYjIk CbLxUJSsxBws= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs These pinctrl nodes are required by the PWM drivers to configure pin muxing at runtime. Signed-off-by: Ronald Claveau --- arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 136 ++++++++++++++++++++++++= ++++ 1 file changed, 136 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/= dts/amlogic/amlogic-t7.dtsi index b3898669c9571..6d41de6f895b4 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi @@ -307,6 +307,142 @@ mux { }; }; =20 + pwm_a_pins: pwm-a { + mux { + groups =3D "pwm_a"; + function =3D "pwm_a"; + bias-disable; + }; + }; + + pwm_ao_a_pins: pwm-ao-a { + mux { + groups =3D "pwm_ao_a"; + function =3D "pwm_ao_a"; + bias-disable; + }; + }; + + pwm_ao_b_pins: pwm-ao-b { + mux { + groups =3D "pwm_ao_b"; + function =3D "pwm_ao_b"; + bias-disable; + }; + }; + + pwm_ao_c_pins: pwm-ao-c { + mux { + groups =3D "pwm_ao_c"; + function =3D "pwm_ao_c"; + bias-disable; + }; + }; + + pwm_ao_c_hiz_pins: pwm-ao-c-hiz { + mux { + groups =3D "pwm_ao_c_hiz"; + function =3D "pwm_ao_c_hiz"; + bias-disable; + }; + }; + + pwm_ao_d_pins: pwm-ao-d { + mux { + groups =3D "pwm_ao_d"; + function =3D "pwm_ao_d"; + bias-disable; + }; + }; + + pwm_ao_e_pins: pwm-ao-e { + mux { + groups =3D "pwm_ao_e"; + function =3D "pwm_ao_e"; + bias-disable; + }; + }; + + pwm_ao_f_pins: pwm-ao-f { + mux { + groups =3D "pwm_ao_f"; + function =3D "pwm_ao_f"; + bias-disable; + }; + }; + + pwm_ao_g_pins: pwm-ao-g { + mux { + groups =3D "pwm_ao_g"; + function =3D "pwm_ao_g"; + bias-disable; + }; + }; + + pwm_ao_g_hiz_pins: pwm-ao-g-hiz { + mux { + groups =3D "pwm_ao_g_hiz"; + function =3D "pwm_ao_g_hiz"; + bias-disable; + }; + }; + + pwm_ao_h_pins: pwm-ao-h { + mux { + groups =3D "pwm_ao_h"; + function =3D "pwm_ao_h"; + bias-disable; + }; + }; + + pwm_b_pins: pwm-b { + mux { + groups =3D "pwm_b"; + function =3D "pwm_b"; + bias-disable; + }; + }; + + pwm_c_pins: pwm-c { + mux { + groups =3D "pwm_c"; + function =3D "pwm_c"; + bias-disable; + }; + }; + + pwm_d_pins: pwm-d { + mux { + groups =3D "pwm_d"; + function =3D "pwm_d"; + bias-disable; + }; + }; + + pwm_e_pins: pwm-e { + mux { + groups =3D "pwm_e"; + function =3D "pwm_e"; + bias-disable; + }; + }; + + pwm_f_pins: pwm-f { + mux { + groups =3D "pwm_f"; + function =3D "pwm_f"; + bias-disable; + }; + }; + + pwm_vs_pins: pwm-vs { + mux { + groups =3D "pwm_vs"; + function =3D "pwm_vs"; + bias-disable; + }; + }; + sdcard_pins: sdcard { mux { groups =3D "sdcard_d0", --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 1C5D827AC48; Mon, 23 Mar 2026 09:58:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774259910; cv=none; b=YbfmL2SxfocRAv6PTGRmiBp2oUR+ZGxZFWbOlLg/w0IG6+IRY/G4BlJkHmxdiUYQ1kvOshGrOiHv8if0m4sniY2eVGOLDPR1tRCv5RE6tV1nSYHVTxFfykvmrqZOfK5yQOyRr0Zxk0BZhzZR82Fsi/9JIIxiwXbj4s8Mtg9VJzM= ARC-Message-Signature: i=1; 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a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259901; bh=AO4tgBsQ5yd9Qo2dDaY+wcNu1us7EFs06fTrqRlHBYM=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=Jh2jvneyE74Am2thzy9WlW47Gi0DtfluNkcEjr7ZRHfcR5zVN/4audqf7fagm2pxO FsV+ySupdlB3PiRryb3FNbCKtX9bgfEE5kagpR0auZ9JbbGjMVMYz1ATDj6yY1n611 4tp1es03xYgthWOnCQsMmdVRobzSMAH6yIb/EltE= Date: Mon, 23 Mar 2026 10:55:30 +0100 Subject: [PATCH v3 5/9] arm64: dts: amlogic: t7: Add PWM controller nodes 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: <20260323-add-emmc-t7-vim4-v3-5-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau , Nick Xie X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259895; l=2868; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=AO4tgBsQ5yd9Qo2dDaY+wcNu1us7EFs06fTrqRlHBYM=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QJZSR1SMHxPM+6QdLs5pPY8OawAIsaGLhfGtKLJB4Nlbb0tJsEL5bhXobDp4DjYkDd1IsmXRpDo CrkA2mHLA/A8= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Add device tree nodes for the seven PWM controllers available on the Amlogic T7 SoC, using amlogic,meson-s4-pwm as fallback compatible. All nodes are disabled by default and should be enabled in the board-specific DTS file. Co-developed-by: Nick Xie Signed-off-by: Nick Xie Signed-off-by: Ronald Claveau --- arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi | 63 +++++++++++++++++++++++++= ++++ 1 file changed, 63 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi b/arch/arm64/boot/= dts/amlogic/amlogic-t7.dtsi index 6d41de6f895b4..a0261cd8eadfc 100644 --- a/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi +++ b/arch/arm64/boot/dts/amlogic/amlogic-t7.dtsi @@ -511,6 +511,69 @@ sec_ao: ao-secure@10220 { amlogic,has-chip-id; }; =20 + pwm_ao_ef: pwm@30000 { + compatible =3D "amlogic,t7-pwm", "amlogic,meson-s4-pwm"; + reg =3D <0x0 0x30000 0x0 0x24>; + clocks =3D <&clkc_periphs CLKID_PWM_AO_E>, + <&clkc_periphs CLKID_PWM_AO_F>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + + pwm_ao_gh: pwm@32000 { + compatible =3D "amlogic,t7-pwm", "amlogic,meson-s4-pwm"; + reg =3D <0x0 0x32000 0x0 0x24>; + clocks =3D <&clkc_periphs CLKID_PWM_AO_G>, + <&clkc_periphs CLKID_PWM_AO_H>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + + pwm_ab: pwm@58000 { + compatible =3D "amlogic,t7-pwm", "amlogic,meson-s4-pwm"; + reg =3D <0x0 0x58000 0x0 0x24>; + clocks =3D <&clkc_periphs CLKID_PWM_A>, + <&clkc_periphs CLKID_PWM_B>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + + pwm_cd: pwm@5a000 { + compatible =3D "amlogic,t7-pwm", "amlogic,meson-s4-pwm"; + reg =3D <0x0 0x5a000 0x0 0x24>; + clocks =3D <&clkc_periphs CLKID_PWM_C>, + <&clkc_periphs CLKID_PWM_D>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + + pwm_ef: pwm@5c000 { + compatible =3D "amlogic,t7-pwm", "amlogic,meson-s4-pwm"; + reg =3D <0x0 0x5c000 0x0 0x24>; + clocks =3D <&clkc_periphs CLKID_PWM_E>, + <&clkc_periphs CLKID_PWM_F>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + + pwm_ao_ab: pwm@5e000 { + compatible =3D "amlogic,t7-pwm", "amlogic,meson-s4-pwm"; + reg =3D <0x0 0x5e000 0x0 0x24>; + clocks =3D <&clkc_periphs CLKID_PWM_AO_A>, + <&clkc_periphs CLKID_PWM_AO_B>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + + pwm_ao_cd: pwm@60000 { + compatible =3D "amlogic,t7-pwm", "amlogic,meson-s4-pwm"; + reg =3D <0x0 0x60000 0x0 0x24>; + clocks =3D <&clkc_periphs CLKID_PWM_AO_C>, + <&clkc_periphs CLKID_PWM_AO_D>; + #pwm-cells =3D <3>; + status =3D "disabled"; + }; + sd_emmc_a: mmc@88000 { compatible =3D "amlogic,t7-mmc", "amlogic,meson-axg-mmc"; reg =3D <0x0 0x88000 0x0 0x800>; --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 1C65B31F996; Mon, 23 Mar 2026 09:58:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774259910; cv=none; b=ORhU48iGttLRbMWoNKxfhDocz5a/u+uE+WNB32vEKd519d6i3UwczKGWGqTIXGRngH1/5ZhybrB0uwyi7G7sTev+WGdyFL2zvp9d8jyAEaOIHL9efVBF307aAtdkn46HmCgUSapzN4SbX4GVUYFUJAdbRNb0euyuCay082cMt9k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; 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d=aliel.fr; s=courrier-s1; t=1774259902; bh=ZPh1Ffg46SESKBriWMqpzSn5XjrMVWuNy3WH4xfUZ5A=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=TS+jRnKNGHtdaqZg1ZVubazE5moSsgdnsCc54AXeGGRXBRCm+cdTUnqk5WCrJ5ust IsHHMcd6UE/eFn5TxSPIAqHpwAXv0qKbVLieNIwWEuxgdRxB5NULA3bBXVIUEqUbLP BasDTRf68fBtjgpmz2JDrWAmgCdT6IQ2z1qoVa+w= Date: Mon, 23 Mar 2026 10:55:31 +0100 Subject: [PATCH v3 6/9] arm64: dts: amlogic: t7: khadas-vim4: Add power regulators 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: <20260323-add-emmc-t7-vim4-v3-6-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259895; l=3369; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=ZPh1Ffg46SESKBriWMqpzSn5XjrMVWuNy3WH4xfUZ5A=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QEk7jRQ5NqIXVtgE0yrDaWudAWWqnyzdVDSDtVR07dfpvFdfMdfIYkLbvXvFvHDpDzRHxmw+dm4 q9sElrp4CdAc= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Add voltage regulator nodes describing the VIM4 power tree, required by peripheral nodes such as the SD card controller. Signed-off-by: Ronald Claveau --- .../dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 90 ++++++++++++++++++= ++++ 1 file changed, 90 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 fffdab96b12eb..2450084d37642 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 @@ -6,6 +6,8 @@ /dts-v1/; =20 #include "amlogic-t7.dtsi" +#include +#include =20 / { model =3D "Khadas vim4"; @@ -45,6 +47,94 @@ xtal: xtal-clk { #clock-cells =3D <0>; }; =20 + dc_in: regulator-dc-in { + compatible =3D "regulator-fixed"; + regulator-name =3D "DC_IN"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + regulator-always-on; + }; + + sd_3v3: regulator-sdcard-3v3 { + compatible =3D "regulator-fixed"; + regulator-name =3D "SD_3V3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + vin-supply =3D <&vddao_3v3>; + gpio =3D <&gpio GPIOD_11 GPIO_ACTIVE_LOW>; + regulator-boot-on; + enable-active-low; + regulator-always-on; + }; + + vcc5v: regulator-vcc-5v { + compatible =3D "regulator-fixed"; + regulator-name =3D "VCC5V"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + vin-supply =3D <&dc_in>; + + gpio =3D <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vcc5v0_usb: regulator-vcc-usb { + compatible =3D "regulator-fixed"; + regulator-name =3D "VCC5V0_USB"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + vin-supply =3D <&vcc5v>; + + gpio =3D <&gpio GPIOY_5 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vddao_1v8: regulator-vddao-1v8 { + compatible =3D "regulator-fixed"; + regulator-name =3D "VDDAO_1V8"; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1800000>; + vin-supply =3D <&vddao_3v3>; + regulator-always-on; + }; + + vddao_3v3: regulator-vddao-3v3 { + compatible =3D "regulator-fixed"; + regulator-name =3D "VDDAO_3V3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + vin-supply =3D <&dc_in>; + regulator-always-on; + }; + + vddio_1v8: regulator-vddio-1v8 { + compatible =3D "regulator-fixed"; + regulator-name =3D "VDDIO_1V8"; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <1800000>; + vin-supply =3D <&vddio_3v3>; + regulator-always-on; + }; + + vddio_3v3: regulator-vddio-3v3 { + compatible =3D "regulator-fixed"; + regulator-name =3D "VDDIO_3V3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + vin-supply =3D <&vddao_3v3>; + regulator-always-on; + }; + + vddio_c: regulator-gpio-c { + compatible =3D "regulator-gpio"; + regulator-name =3D "VDDIO_C"; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <3300000>; + vin-supply =3D <&vddio_3v3>; + gpios =3D <&gpio GPIOD_9 GPIO_ACTIVE_HIGH>; + states =3D <1800000 1 + 3300000 0>; + }; }; =20 &uart_a { --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 4B8E938655E; 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arc=none smtp.client-ip=65.21.61.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aliel.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b="OUTZmbQQ" From: Ronald Claveau DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259903; bh=OHhaocqrcyvsfcC4nwRCQzXz7HSpal5P8Pl4jRGYs5Q=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=OUTZmbQQlN/RqGWdkrOHanbOL8AdBU2wDAOdjiUgc/It7IDE4YwAAr7QokoV3NLR7 p2P/PM8l+pXNMxPkqnOBglk/Supq9KRFLr271a73gZQ0T4PXBcVUVRMdXqvS9OZxht 5nfc0l1InUaIBfb1pu0xrWoNYCK1pNatSSJ8Y4oU= Date: Mon, 23 Mar 2026 10:55:32 +0100 Subject: [PATCH v3 7/9] arm64: dts: amlogic: t7: khadas-vim4: Add SDIO power sequence and WiFi clock 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: <20260323-add-emmc-t7-vim4-v3-7-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259895; l=1444; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=OHhaocqrcyvsfcC4nwRCQzXz7HSpal5P8Pl4jRGYs5Q=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QA2+JhnbgwDiwkQMZUUK1kdfqFB6gHx/VO/wHVQT2TwQo4rpGN3NvKqU74eiBj0Fbt6jWjlYGAc Sh7XzGYO9TQg= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Add the SDIO power sequence node using mmc-pwrseq-simple and a 32.768kHz PWM-based clock required by the Wi-Fi module. Signed-off-by: Ronald Claveau --- .../dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 22 ++++++++++++++++++= ++++ 1 file changed, 22 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 2450084d37642..770f06b0b16c7 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 @@ -67,6 +67,15 @@ sd_3v3: regulator-sdcard-3v3 { regulator-always-on; }; =20 + sdio_pwrseq: sdio-pwrseq { + compatible =3D "mmc-pwrseq-simple"; + reset-gpios =3D <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; + post-power-on-delay-ms =3D <500>; + power-off-delay-us =3D <200000>; + clocks =3D <&wifi32k>; + clock-names =3D "ext_clock"; + }; + vcc5v: regulator-vcc-5v { compatible =3D "regulator-fixed"; regulator-name =3D "VCC5V"; @@ -135,6 +144,19 @@ vddio_c: regulator-gpio-c { states =3D <1800000 1 3300000 0>; }; + + wifi32k: wifi32k { + compatible =3D "pwm-clock"; + #clock-cells =3D <0>; + clock-frequency =3D <32768>; + pwms =3D <&pwm_ab 0 30518 0>; + }; +}; + +&pwm_ab { + status =3D "okay"; + pinctrl-0 =3D <&pwm_a_pins>; + pinctrl-names =3D "default"; }; =20 &uart_a { --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 4B85C385507; Mon, 23 Mar 2026 09:58:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.21.61.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774259910; cv=none; b=lSm9AsZQslu6rHTqe05KGX3BzQc3k/UBEV/no8BqRNDHXVTN8Qx9hWfMHtwDXXiZjC6a4qK4IAvIViYy6H3Hx1t/1pfwoC7CA4R4CKkJt1ncnnjAjPosnth8oEXVUnwhmD4ntEKw5ALGwj/MNjg5LJyhpdm/JoO+1c+B5+2otZ8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774259910; c=relaxed/simple; bh=PAO6Z2Ay8+M9O7tMUw0wZiqIaHw2Mt0/shBBmfty138=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=QQw/iEdbMrxeM2/G54uG6M6AC46wxI8UrExd5Z2ps0bNMzcSKIwp6ApifRgp0DkMjaPgjxHFXNAD6URYsOvbUT72JmahZHD//Mlwd33BQZ+tfgxSc1yGE1TjP9LX28f0Ld2AsbzjkqAobL/OkTQDAX02tvT8OXamjs2+1PJLRNk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr; spf=pass smtp.mailfrom=aliel.fr; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b=n+ARx0QO; arc=none smtp.client-ip=65.21.61.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=aliel.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aliel.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b="n+ARx0QO" From: Ronald Claveau DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259904; bh=PAO6Z2Ay8+M9O7tMUw0wZiqIaHw2Mt0/shBBmfty138=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=n+ARx0QOVSI73gnbSYWYoc3FeYm6S0ZuS4gLh6vZorOhzOL2O7NgR0Y7vxBc0FPh9 tYLBdHXIl6VvsrR4MH5yKsYceKGDckIY31MxXGiJiOUadGL7KYIfZtYduutrudz/Wh +sHj/ramNMCcN1R8gYEXtN4Nu8WaL7gPAZ+a/92c= Date: Mon, 23 Mar 2026 10:55:33 +0100 Subject: [PATCH v3 8/9] dt-bindings: net: wireless: brcm: Add compatible for bcm43752 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: <20260323-add-emmc-t7-vim4-v3-8-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259896; l=906; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=PAO6Z2Ay8+M9O7tMUw0wZiqIaHw2Mt0/shBBmfty138=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QOLZ3+1Vg9dXpfnoDSeRCndObgEvaQXG1m2vupZ47DejBFobf7+EIYHilTiWgcPx4NElNSDZoRL B6GhSQAWK2AU= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Add bcm43752 compatible with its bcm4329 compatible fallback. Signed-off-by: Ronald Claveau Acked-by: Conor Dooley --- Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fm= ac.yaml b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.= yaml index 3be7576787644..81fd3e37452a6 100644 --- a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml +++ b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml @@ -42,6 +42,7 @@ properties: - brcm,bcm4356-fmac - brcm,bcm4359-fmac - brcm,bcm4366-fmac + - brcm,bcm43752-fmac - cypress,cyw4373-fmac - cypress,cyw43012-fmac - infineon,cyw43439-fmac --=20 2.49.0 From nobody Fri Apr 3 20:54:58 2026 Received: from courrier.aliel.fr (pouet.aliel.fr [65.21.61.41]) (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 4D0411FE44A; Mon, 23 Mar 2026 09:58:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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dmarc=none (p=none dis=none) header.from=aliel.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aliel.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=aliel.fr header.i=@aliel.fr header.b="Bb5vBKKc" From: Ronald Claveau DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=aliel.fr; s=courrier-s1; t=1774259905; bh=Ywdd79SLlnG+5FuD1iPwguAxNCDzzkCuTsJrgYS9eQA=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=Bb5vBKKcHrQrCUXjhW2Cz4IuM0XNMePmeixn8P6uiZR8waRm6evd9CVlZrjJHRbyE 0LbIbSka2GyYZZSOzRlmOnx/m+WdKAk3LQdNCrmS8Zv3itmdOZjYug0nU4B2ZupeGF n5mrsZDuQ6PZ6Kisc2yV091ZAQx9UnuqYgD0AJiI= Date: Mon, 23 Mar 2026 10:55:34 +0100 Subject: [PATCH v3 9/9] arm64: dts: amlogic: t7: khadas-vim4: Add MMC nodes 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: <20260323-add-emmc-t7-vim4-v3-9-5159d90a984c@aliel.fr> References: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> In-Reply-To: <20260323-add-emmc-t7-vim4-v3-0-5159d90a984c@aliel.fr> To: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Johannes Berg , van Spriel Cc: linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, linux-wireless@vger.kernel.org, Ronald Claveau X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openssh-sha256; t=1774259896; l=2817; i=linux-kernel-dev@aliel.fr; s=id_ed25519; h=from:subject:message-id; bh=Ywdd79SLlnG+5FuD1iPwguAxNCDzzkCuTsJrgYS9eQA=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgMGec55oxeeisqykQiUedekMYyOnR9 BG9E/7rDWyqdNoAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QFYi+0Gd/+Zfbjizr+3GvRz83PiMYVaWwRvNHIFH0qMDvp4p00u17IJJSA3FSShpYkWVFarxAJD yjScxsu/shAU= X-Developer-Key: i=linux-kernel-dev@aliel.fr; a=openssh; fpr=SHA256:kch4osYZ6A1BrPps5AUs6KnfdE2wm4ocMtyTc8TmZMs Enable and configure the three MMC controllers for the Khadas VIM4 board: - sd_emmc_a: SDIO interface for the BCM43752 Wi-Fi module - sd_emmc_b: SD card slot - sd_emmc_c: eMMC storage Signed-off-by: Ronald Claveau --- .../dts/amlogic/amlogic-t7-a311d2-khadas-vim4.dts | 90 ++++++++++++++++++= +++- 1 file changed, 89 insertions(+), 1 deletion(-) 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 770f06b0b16c7..5a73ae081036c 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 @@ -14,7 +14,10 @@ / { compatible =3D "khadas,vim4", "amlogic,a311d2", "amlogic,t7"; =20 aliases { - serial0 =3D &uart_a; + serial0 =3D &uart_a; + mmc0 =3D &sd_emmc_c; + mmc1 =3D &sd_emmc_b; + mmc2 =3D &sd_emmc_a; }; =20 memory@0 { @@ -159,6 +162,91 @@ &pwm_ab { pinctrl-names =3D "default"; }; =20 +/* SDIO */ +&sd_emmc_a { + status =3D "okay"; + pinctrl-0 =3D <&sdio_pins>; + pinctrl-1 =3D <&sdio_clk_gate_pins>; + pinctrl-names =3D "default", "clk-gate"; + #address-cells =3D <1>; + #size-cells =3D <0>; + + bus-width =3D <4>; + cap-sd-highspeed; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + cap-sdio-irq; + max-frequency =3D <200000000>; + non-removable; + disable-wp; + no-mmc; + no-sd; + + power-domains =3D <&pwrc PWRC_T7_SDIO_A_ID>; + + keep-power-in-suspend; + + mmc-pwrseq =3D <&sdio_pwrseq>; + + vmmc-supply =3D <&vddao_3v3>; + vqmmc-supply =3D <&vddao_1v8>; + + brcmf: wifi@1 { + reg =3D <1>; + compatible =3D "brcm,bcm43752-fmac", "brcm,bcm4329-fmac"; + }; +}; + +/* SD card */ +&sd_emmc_b { + status =3D "okay"; + pinctrl-0 =3D <&sdcard_pins>; + pinctrl-1 =3D <&sdcard_clk_gate_pins>; + pinctrl-names =3D "default", "clk-gate"; + + bus-width =3D <4>; + cap-sd-highspeed; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + max-frequency =3D <200000000>; + disable-wp; + no-sdio; + no-mmc; + + power-domains =3D <&pwrc PWRC_T7_SDIO_B_ID>; + + cd-gpios =3D <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; + vmmc-supply =3D <&sd_3v3>; + vqmmc-supply =3D <&vddio_c>; +}; + +/* eMMC */ +&sd_emmc_c { + status =3D "okay"; + pinctrl-0 =3D <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; + pinctrl-1 =3D <&emmc_clk_gate_pins>; + pinctrl-names =3D "default", "clk-gate"; + + bus-width =3D <8>; + cap-mmc-highspeed; + mmc-ddr-1_8v; + mmc-hs200-1_8v; + max-frequency =3D <200000000>; + disable-wp; + non-removable; + no-sdio; + no-sd; + + power-domains =3D <&pwrc PWRC_T7_EMMC_ID>; + + vmmc-supply =3D <&vddio_3v3>; + vqmmc-supply =3D <&vddio_1v8>; +}; + &uart_a { status =3D "okay"; clocks =3D <&xtal>, <&xtal>, <&xtal>; --=20 2.49.0