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[23.128.96.18]) by mx.google.com with ESMTP id y4si1164937ejc.293.2020.04.21.01.00.45; Tue, 21 Apr 2020 01:01:10 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@baylibre-com.20150623.gappssmtp.com header.s=20150623 header.b=hS+LRixn; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726123AbgDUH7V (ORCPT + 99 others); Tue, 21 Apr 2020 03:59:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44714 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725992AbgDUH7V (ORCPT ); Tue, 21 Apr 2020 03:59:21 -0400 Received: from mail-wr1-x442.google.com (mail-wr1-x442.google.com [IPv6:2a00:1450:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CD12CC061A0F for ; Tue, 21 Apr 2020 00:59:20 -0700 (PDT) Received: by mail-wr1-x442.google.com with SMTP id i10so15293720wrv.10 for ; Tue, 21 Apr 2020 00:59:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KBv83Opptndn2jdIJyA6t7FILIlZmdOYex4CsUwqmNQ=; b=hS+LRixnfkLjE0FsbJeMvANZLtZZuyLjepxHDIzVFV8ezKMcNoIObspGNYAhNlczud FadL6xHproBrIigBYr/aCSt3LF0NEW+W/PRVZtka7Yd0jJkYrZdgarrSveUsj52kQ1G7 g7YlC9MVpU7rA2SZ67z4ldYrRFSIF90A3RsVaajgN267yEmjAW9lWVcL8/8Oux1ooEU4 0CEi2oUYhUUMNNbPfbgWdEaC3VNqSlc/pieqUuXI6LdqK9SXaNhPeDzG330JgO6hV3e+ 7hGNgukrfxloz+KJVyiaeNgqSlBeveB09QAZ9HI8mIffHO97g6mod2ls4G9OAWWjX33M D2MQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KBv83Opptndn2jdIJyA6t7FILIlZmdOYex4CsUwqmNQ=; b=NJEPdPwGHSZ+3ZchYTPfhimYJZCLmlnP2lIS4HCt9BryOcREwLC6Hdt5mmjlnEeZGS 9cf5yOeKNhs1STF7TC3JhmjMthqjaKxncDnOSLHnndXjJ2bS0sKfCwxeooiNtVYMmq0h +lGBQZXr2l3Ha9l+R03aNlCGCbkX1UnbAMjwOU/k5Hp2YuHhss5orQQ8TxxLrDb0njwc qHJu3DaGGz0SBQcwaUnul758bpYnK/lByGCa+oVNHtL/gimg60q93APKTEVYn1Mffqo0 MZPvnQArUM7HfUbNWS1ww6OQkfU/IRVyAm67qz/WIHXFml1ekvLzF5Epipm24faqOWQY K8sA== X-Gm-Message-State: AGi0PubP1oEA8x6RihX+3WvIcYjnceXTW3qLf0+Vnmj6LbzNxCvKvKvU BS+sVRWIB/e8TXu2oXIZEJGRHA== X-Received: by 2002:adf:ea48:: with SMTP id j8mr18526546wrn.108.1587455959263; Tue, 21 Apr 2020 00:59:19 -0700 (PDT) Received: from localhost.localdomain ([2a01:e35:2ec0:82b0:39cc:a07:8b48:cc56]) by smtp.gmail.com with ESMTPSA id h6sm2484112wmf.31.2020.04.21.00.59.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Apr 2020 00:59:18 -0700 (PDT) From: Neil Armstrong To: lee.jones@linaro.org, jdelvare@suse.com, linux@roeck-us.net, srinivas.kandagatla@linaro.org Cc: Neil Armstrong , linux-amlogic@lists.infradead.org, linux-hwmon@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RFC 0/8] mfd: Add support for Khadas Microcontroller Date: Tue, 21 Apr 2020 09:59:07 +0200 Message-Id: <20200421075915.22577-1-narmstrong@baylibre.com> X-Mailer: git-send-email 2.22.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The new Khadas VIM2, VIM3 and Edge boards embeds an on-board microcontroller connected via I2C. This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and Edge boards. It has multiple boot control features like password check, power-on options, power-off control and system FAN control on recent boards. Thie serie adds : - the bindings - the MFD driver - the HWMON cell driver - the NVMEM cell driver - updates MAINTAINERS - add support into the Khadas VIM3/VIM3L DT Neil Armstrong (8): dt-bindings: mfd: add Khadas Microcontroller bindings mfd: add support for the Khadas System control Microcontroller hwmon: add support for the MCU controlled FAN on Khadas boards nvmem: add support for the Khadas MCU Programmable User Memory MAINTAINERS: add myself as maintainer for Khadas MCU drivers arm64: dts: meson-g12b: move G12B thermal nodes to meson-g12b.dtsi arm64: dts: meson-sm1: add cpu thermal nodes arm64: dts: meson-khadas-vim3: add Khadas MCU nodes .../devicetree/bindings/mfd/khadas,mcu.yaml | 44 ++++ MAINTAINERS | 11 + arch/arm64/boot/dts/amlogic/meson-g12.dtsi | 23 -- arch/arm64/boot/dts/amlogic/meson-g12b.dtsi | 22 ++ .../boot/dts/amlogic/meson-khadas-vim3.dtsi | 23 ++ arch/arm64/boot/dts/amlogic/meson-sm1.dtsi | 24 ++ drivers/hwmon/Kconfig | 9 + drivers/hwmon/Makefile | 1 + drivers/hwmon/khadas-mcu-fan.c | 230 ++++++++++++++++++ drivers/mfd/Kconfig | 14 ++ drivers/mfd/Makefile | 1 + drivers/mfd/khadas-mcu.c | 143 +++++++++++ drivers/nvmem/Kconfig | 8 + drivers/nvmem/Makefile | 2 + drivers/nvmem/khadas-mcu-user-mem.c | 128 ++++++++++ include/linux/mfd/khadas-mcu.h | 91 +++++++ 16 files changed, 751 insertions(+), 23 deletions(-) create mode 100644 Documentation/devicetree/bindings/mfd/khadas,mcu.yaml create mode 100644 drivers/hwmon/khadas-mcu-fan.c create mode 100644 drivers/mfd/khadas-mcu.c create mode 100644 drivers/nvmem/khadas-mcu-user-mem.c create mode 100644 include/linux/mfd/khadas-mcu.h -- 2.22.0