From nobody Sun Feb 8 18:44:10 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D1ECC74A5B for ; Tue, 21 Mar 2023 17:13:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230326AbjCURNg (ORCPT ); Tue, 21 Mar 2023 13:13:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47210 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230022AbjCURNd (ORCPT ); Tue, 21 Mar 2023 13:13:33 -0400 Received: from mail-ed1-x52c.google.com (mail-ed1-x52c.google.com [IPv6:2a00:1450:4864:20::52c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 80DB4DBF2 for ; Tue, 21 Mar 2023 10:12:53 -0700 (PDT) Received: by mail-ed1-x52c.google.com with SMTP id r11so62536655edd.5 for ; Tue, 21 Mar 2023 10:12:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20210112; t=1679418761; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=BDQGY34v5yd3veLbGYP2fWFdtFLMuweQoEdgE2PrVcA=; b=MyB12+FMNsCsdjFvnKTER5OH38gJqe1NqBNKEHHySj+8226h6cS1PIFOy4RKSUYGb7 KM3U/lMUOlRDFlS7J/JdiUC25ZK/8yFBCHqn6wy8a+jXZSBJ8O3Nm07f2mhFXq7NhQkg QkFhW9yRKxa5wqVkfR1moLvrxMZax2KbUafyu4992fqDdUY7qAHee4jzjrT0n+aJ8gFx ajhJJVoeV7WIIZpxNNLnxvH1Pv9IFM9Nmdj5Dc96Pe/awCPoGnAVpYhLw97NX5tsS5Dm ZmWyJWAhJ6ZR3xWBHGXpdtjNEADcoJs4yFqj/hwdR0i47kAAZjorFVOqE+lPKcL/VZtu aYsg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679418761; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=BDQGY34v5yd3veLbGYP2fWFdtFLMuweQoEdgE2PrVcA=; b=BGTgp0b3YuisV4aCublz6rVLBhcoI0RL13LYG6/xgXFeBM2QtoAJ812Q9RgakFaDsu LuE0tXwbbev6+HvDsFLpaw3xUSAOmV/Izrcannux4dqSNyZ8jq5DzLMm5ABCwVj2JdWx 9RYRkaR/OREXGnkGramTdYAYhgSped/s8GCJUiXM6LY1p3KR6bbX7DKMAKMVAmG5xF6P 4kkDMIMYOmvtssptqao0jUZXkpIoWAfBp79pPGuLlSi5L45PV/maJEeeO4WsTyVjBxQL AG9uzkurB7mXJZUeNRWrKc1246xaiCsbTu1CcUyIxlDMyW4YDn263pS9WQ+tkhEyE/XZ c5/A== X-Gm-Message-State: AO0yUKXafARNlZCFIp3JGt9m+Syril2JAdHHV5fxEzb6B9KSM9RSzgbv ahKCB5ZsDKezQaBbGzBsHXkvkAveYGo= X-Google-Smtp-Source: AK7set9hBgmphPshIttQT1y1BW3L9H1aYEHrvY3x1BVqrUmeqG75DeBoDxX0hJDyrCWo2TPZsdTX/A== X-Received: by 2002:a17:906:68cb:b0:8b1:fc:b06d with SMTP id y11-20020a17090668cb00b008b100fcb06dmr3204927ejr.77.1679418760866; Tue, 21 Mar 2023 10:12:40 -0700 (PDT) Received: from localhost.localdomain (dynamic-2a01-0c23-bc57-1c00-0000-0000-0000-0e63.c23.pool.telefonica.de. [2a01:c23:bc57:1c00::e63]) by smtp.googlemail.com with ESMTPSA id c14-20020a509f8e000000b005003fd12eafsm6474959edf.63.2023.03.21.10.12.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Mar 2023 10:12:40 -0700 (PDT) From: Martin Blumenstingl To: linux-amlogic@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, neil.armstrong@linaro.org, Martin Blumenstingl Subject: [PATCH v1 1/3] ARM: dts: meson8: add the xtal_32k_out pin Date: Tue, 21 Mar 2023 18:12:11 +0100 Message-Id: <20230321171213.2808460-2-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230321171213.2808460-1-martin.blumenstingl@googlemail.com> References: <20230321171213.2808460-1-martin.blumenstingl@googlemail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" GPIOX_10 can generate a 32768Hz signal when enabling the "xtal_32k_out" group with the xtal function. This is typically used as LPO clock for the SDIO wifi chips. Signed-off-by: Martin Blumenstingl Reviewed-by: Neil Armstrong --- arch/arm/boot/dts/meson8.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 21eb59041a7d..4d18bb4e3c33 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -568,6 +568,14 @@ mux { bias-disable; }; }; + + xtal_32k_out_pins: xtal-32k-out { + mux { + groups =3D "xtal_32k_out"; + function =3D "xtal"; + bias-disable; + }; + }; }; }; =20 --=20 2.40.0 From nobody Sun Feb 8 18:44:10 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6B191C6FD1D for ; Tue, 21 Mar 2023 17:13:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230469AbjCURNo (ORCPT ); Tue, 21 Mar 2023 13:13:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47202 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230012AbjCURNe (ORCPT ); Tue, 21 Mar 2023 13:13:34 -0400 Received: from mail-ed1-x52c.google.com (mail-ed1-x52c.google.com [IPv6:2a00:1450:4864:20::52c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6A0A953286 for ; Tue, 21 Mar 2023 10:12:54 -0700 (PDT) Received: by mail-ed1-x52c.google.com with SMTP id o12so62499476edb.9 for ; Tue, 21 Mar 2023 10:12:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20210112; t=1679418761; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=qEiCCUJNc1PR3pnogvghUdnKOx/0EJRU/1ZM2vOLkNw=; b=A7ZBdDyPrIJSe9DoJVUnw26hPeuSrdWVxTlX/JVvaDkkwVbU22O+pG/nq7kZR1ujjw 8DRIxgNeX33Qe9e5MQzfqOGVejcgaDUKUWg+toZwanqvVYAm1P+2TTwWbLO+q1x6EEGK pCAASaoyw6WioSPqhUGhq0vub9Z/WUfcXkUKN/6p0T6yGX6VSsy+90eOx/n4vzn+cSJJ 7PDF47V/+uVj6QtnRMB+AmlAtY1mUJ7WyxES2yDIsWQza01C+QFZNk4rijttoqmEnO3z Gtge0FLZ3iyzp6DuLWMvUK1BZwcwwYRpgXtlwBwICqfDytP3nMOlX7o1ocMcn9/TKXQz 397w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679418761; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=qEiCCUJNc1PR3pnogvghUdnKOx/0EJRU/1ZM2vOLkNw=; b=y+gcXOkWHM8vkm3LEKMSvh95gbt7XcCm+2i2xwTGhwJbzEZspWoGuONBbItWnNPtKq fy+7EgyCaSHlldRP03u47LfdNcUPbd4qvcOR5Ek8WPSodcI1MDuH/Wdwd9YpwLB3jBHM iC8lMou9sUBHHRgIi/fCMfEVX8z66vEjh0zUCUSArMq55gQj0M5xZKVDFUWxHiVrtCkA +AYYjEmKDMYvol6Ng6WPQKoFlOWAenkK7Vx7gzCkcr01eOYh10mjrb1XhB6VHA+FDfqH MCS6V66csqeaieZ2ybDsYmFdwjKnyfUa0JVBd4V4fsDrqr8CZaTQfnrWJ8KSenjUhRxE 1t5Q== X-Gm-Message-State: AO0yUKXxKWwGaxxPkre9Pdei1EcwxDUjJUELHvBIKzd37iTAT2xEJ3gq DrXDSA+0Em1qhUgrmBSoQRw= X-Google-Smtp-Source: AK7set8afY/2gmlDmp2cFlcf4MZXIdXvWAy082uU862wFq1pjHBJp6vvtG7fppI+TC5a+m2aSINmuw== X-Received: by 2002:a05:6402:35a:b0:4bc:f925:5dbe with SMTP id r26-20020a056402035a00b004bcf9255dbemr3611171edw.42.1679418761356; Tue, 21 Mar 2023 10:12:41 -0700 (PDT) Received: from localhost.localdomain (dynamic-2a01-0c23-bc57-1c00-0000-0000-0000-0e63.c23.pool.telefonica.de. [2a01:c23:bc57:1c00::e63]) by smtp.googlemail.com with ESMTPSA id c14-20020a509f8e000000b005003fd12eafsm6474959edf.63.2023.03.21.10.12.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Mar 2023 10:12:41 -0700 (PDT) From: Martin Blumenstingl To: linux-amlogic@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, neil.armstrong@linaro.org, Martin Blumenstingl Subject: [PATCH v1 2/3] ARM: dts: meson8: add the SDXC_A pins Date: Tue, 21 Mar 2023 18:12:12 +0100 Message-Id: <20230321171213.2808460-3-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230321171213.2808460-1-martin.blumenstingl@googlemail.com> References: <20230321171213.2808460-1-martin.blumenstingl@googlemail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add the pins for the SDHC MMC controller which connect to the SDIO wifi on some boards. Signed-off-by: Martin Blumenstingl Reviewed-by: Neil Armstrong --- arch/arm/boot/dts/meson8.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 4d18bb4e3c33..4f22ab451aae 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -506,6 +506,15 @@ mux { }; }; =20 + sdxc_a_pins: sdxc-a { + mux { + groups =3D "sdxc_d0_a", "sdxc_d13_a", + "sdxc_clk_a", "sdxc_cmd_a"; + function =3D "sdxc_a"; + bias-pull-up; + }; + }; + sdxc_b_pins: sdxc-b { mux { groups =3D "sdxc_d0_b", "sdxc_d13_b", --=20 2.40.0 From nobody Sun Feb 8 18:44:10 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7264DC6FD1D for ; Tue, 21 Mar 2023 17:13:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230407AbjCURNr (ORCPT ); Tue, 21 Mar 2023 13:13:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47310 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230289AbjCURNg (ORCPT ); Tue, 21 Mar 2023 13:13:36 -0400 Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C8C902B9C7 for ; Tue, 21 Mar 2023 10:12:55 -0700 (PDT) Received: by mail-ed1-x533.google.com with SMTP id x3so62457115edb.10 for ; Tue, 21 Mar 2023 10:12:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=20210112; t=1679418762; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=V8YeJ+TdrXR6GASdOVRx8PnOQuXI3Ew9qQcS8RKH/78=; b=DnxpTmFgZBR0Rcv2oWHKp2RY4srhlT6dq6CWxiP1Rut/B5GjYwOAJugOuG+8zWjwv2 WQM3YFL9e0p+Pkeyti2ijROfu4NlN9OoWhPYm9nLzbCO0pz7hghwNyNVu5Vl3sQ6IVh2 mC0hoUHlAYJdYm53LUYrT6cjlzI7MEpNIuT1KKs6+KW95Te9h3M7+OWgnFqEK3hwlVWI MOtMaDVbOaeyg8AkegJgz0oFSqOzM+q0DW/3+eBb3wAn/2uofZPuJLDNGMbo0iKcqYzs hcwILSYgCWEGn3rSJH5JIGWoOqe/2svOQNC8/nIYCxr5uDLij3LN/eDE5mT56/7lquK2 ws6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1679418762; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=V8YeJ+TdrXR6GASdOVRx8PnOQuXI3Ew9qQcS8RKH/78=; b=X/QQ9JeQw/2M5DO1U7uTwW4dEnojGZio6su1M/l8Kqj6fLVSlZJxaH+jwCVgeUj2yl SXKCY6etdHYZnMHQBjrG33YTNbN8itBbVpWuuL/nMIQxJ8gpBFRQmZtTKjElIg5jBvOO 8NGvXhIz8HU5uW1JJea1uHb7TUGGD6UROvonS61p64dTLJwdxU3MO1Q+RnPf6MLPILGb qo9HmfiNoelZ/dF/Y26OZIixcNk4RUEoqnfZnQ5fpBAkY263Dj0zrSY6GeKk3ro++uDO XiFJ2oiYsGx/ylrwwd7PisCQQpojMIlpVl+KhH9hKBpqJ+8jNbUv9R/59piRS1QD9Y+d 3eCw== X-Gm-Message-State: AO0yUKXpaduA3dzjBucH6bj8ujzd3CR8iVgtgaO6facL8rV6Fm1urD4K 1QC9H4fSp8QwLBoedIyk4OVJd7mXcAQ= X-Google-Smtp-Source: AK7set/7cZpQR+LBs78M97gFWMBE6qyE8WRAHy1AkmsN4TheLHOLdLP7X2RpIzKmkUUIsVIPbW7lcA== X-Received: by 2002:a05:6402:114d:b0:4fe:9374:30d0 with SMTP id g13-20020a056402114d00b004fe937430d0mr3471011edw.39.1679418761776; Tue, 21 Mar 2023 10:12:41 -0700 (PDT) Received: from localhost.localdomain (dynamic-2a01-0c23-bc57-1c00-0000-0000-0000-0e63.c23.pool.telefonica.de. [2a01:c23:bc57:1c00::e63]) by smtp.googlemail.com with ESMTPSA id c14-20020a509f8e000000b005003fd12eafsm6474959edf.63.2023.03.21.10.12.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Mar 2023 10:12:41 -0700 (PDT) From: Martin Blumenstingl To: linux-amlogic@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, neil.armstrong@linaro.org, Martin Blumenstingl Subject: [PATCH v1 3/3] ARM: dts: meson8m2: mxiii-plus: Enable Bluetooth and WiFi support Date: Tue, 21 Mar 2023 18:12:13 +0100 Message-Id: <20230321171213.2808460-4-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230321171213.2808460-1-martin.blumenstingl@googlemail.com> References: <20230321171213.2808460-1-martin.blumenstingl@googlemail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The MXIII Plus uses an Ampak AP6330 Bluetooth and WiFi combo chip. Bluetooth is connected to &uart_A and requires toggling GPIOX_20. WiFi can be routed to either &sdhc or &sdio. Route WiFi to &sdhc since &sdio is already connected to the SD card. Additionally WiFi requires toggling GPIOX_11 and GPIOAO_6 as well as enabling the 32kHz clock signal. Signed-off-by: Martin Blumenstingl Reviewed-by: Neil Armstrong --- arch/arm/boot/dts/meson8m2-mxiii-plus.dts | 48 ++++++++++++++++++++++- 1 file changed, 47 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/meson8m2-mxiii-plus.dts b/arch/arm/boot/dts/= meson8m2-mxiii-plus.dts index fa6d55f1cfb9..aa4d4bf70629 100644 --- a/arch/arm/boot/dts/meson8m2-mxiii-plus.dts +++ b/arch/arm/boot/dts/meson8m2-mxiii-plus.dts @@ -19,7 +19,6 @@ aliases { ethernet0 =3D ðmac; i2c0 =3D &i2c_AO; serial0 =3D &uart_AO; - serial1 =3D &uart_A; mmc0 =3D &sd_card_slot; }; =20 @@ -45,12 +44,32 @@ button-function { }; }; =20 + sdio_pwrseq: sdio-pwrseq { + compatible =3D "mmc-pwrseq-simple"; + + pinctrl-0 =3D <&xtal_32k_out_pins>; + pinctrl-names =3D "default"; + + reset-gpios =3D <&gpio GPIOX_11 GPIO_ACTIVE_LOW>, + <&gpio_ao GPIOAO_6 GPIO_ACTIVE_LOW>; + + clocks =3D <&xtal_32k_out>; + clock-names =3D "ext_clock"; + }; + vcc_3v3: regulator-vcc3v3 { compatible =3D "regulator-fixed"; regulator-name =3D "VCC3V3"; regulator-min-microvolt =3D <3300000>; regulator-max-microvolt =3D <3300000>; }; + + xtal_32k_out: xtal-32k-out-clk { + compatible =3D "fixed-clock"; + #clock-cells =3D <0>; + clock-frequency =3D <32768>; + clock-output-names =3D "xtal_32k_out"; + }; }; =20 &cpu0 { @@ -192,6 +211,27 @@ &saradc { vref-supply =3D <&vddio_ao1v8>; }; =20 +/* SDIO wifi */ +&sdhc { + status =3D "okay"; + + pinctrl-0 =3D <&sdxc_a_pins>; + pinctrl-names =3D "default"; + + bus-width =3D <4>; + max-frequency =3D <50000000>; + + disable-wp; + non-removable; + cap-mmc-highspeed; + cap-sd-highspeed; + + mmc-pwrseq =3D <&sdio_pwrseq>; + + vmmc-supply =3D <&vcc_3v3>; + vqmmc-supply =3D <&vcc_3v3>; +}; + &sdio { status =3D "okay"; =20 @@ -222,6 +262,12 @@ &uart_A { pinctrl-0 =3D <&uart_a1_pins>, <&uart_a1_cts_rts_pins>; pinctrl-names =3D "default"; uart-has-rtscts; + + bluetooth { + compatible =3D "brcm,bcm20702a1"; + shutdown-gpios =3D <&gpio GPIOX_20 GPIO_ACTIVE_HIGH>; + max-speed =3D <2000000>; + }; }; =20 &uart_AO { --=20 2.40.0