From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 521F3C4338F for ; Tue, 24 Aug 2021 04:10:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2773D6127B for ; Tue, 24 Aug 2021 04:10:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229581AbhHXEKq (ORCPT ); Tue, 24 Aug 2021 00:10:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229540AbhHXEKq (ORCPT ); Tue, 24 Aug 2021 00:10:46 -0400 Received: from mail-oo1-xc34.google.com (mail-oo1-xc34.google.com [IPv6:2607:f8b0:4864:20::c34]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CAE50C061575; Mon, 23 Aug 2021 21:10:02 -0700 (PDT) Received: by mail-oo1-xc34.google.com with SMTP id s21-20020a4ae495000000b0028e499b5921so3361795oov.12; Mon, 23 Aug 2021 21:10:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=v7s0jc31HPLAs0gXkmeRMnAPIKh72hl0mqHTuEnX+aY=; b=GGBV6KeWVbtgT6Mm6iQM27J2B036M/xQ9+GGgBC8Ru/8KZuIgTnoGtcmkUpZvpKDUk MY7xk5FDUfSWmdhgiCTKSFtVbK+UuvSV8wW3w7sIjYUK4YVRcZbli7PS4qIQzpXhNHFZ ZsXR0kXo6SVDk7Fqdb7kAw32MdGSe6MdoFBT47WCEvWd7v+7ajknW6q8P3vo5E7B0kqw r1huv6Te0ajpcW95LLyb0oBDyEd44jE4GKnOGWbXZNP/70d0DHxjXR6qHy0CzDImkST6 SdwbQhYPvWu9WFLa4bLumCYJMboK9z3UmOKxbhl7j46GbibsPENkzb0P2HCyRa0Lz1oj G5Bg== 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=v7s0jc31HPLAs0gXkmeRMnAPIKh72hl0mqHTuEnX+aY=; b=Pyy36iBfry2rl2mP4jYxIQSjrEmh1RxqUl45iXeJ3ClkDXct9XRD893pdIwHPC8Oo6 sE5eFeb0JKblNtQriJRAf0TkUiBY72DCSOCOsahZ22OhptUcB/Kml4T8TbHQr4zSIV9K RyOw5uHvj5wqpSp2nNSULv0l5nUwyg7g2p6zCA54o0rF6RY/jN2W5FWio7hL6XIpvUXD mDjqdj/HDFqLS7BtibZ3yY6hA1R4YnzpOQ9xILBtVpZMHq182Sxm2ZC8aVvrs7/xGXEt SpsvrveVVOkiHtRBULFQcBJtvwYn2vXZ3r7BZ49zswhl7TZmhsrWM4P+4nk5kLuhkZa/ IaHA== X-Gm-Message-State: AOAM531uf/7mXEzA3ChekqKhqvTDFHaoyLgYNGVcjTa9rZ6j2x4HFaKz cLx3WPymLx/vF7+n/YYdHWA= X-Google-Smtp-Source: ABdhPJxDcvzCfgf6iqIMItm82HL8VmZJ9GdO4AcSWiZgXL4fvrSMaJlYxIM5/kSCe+gZgYmouKRVng== X-Received: by 2002:a4a:4484:: with SMTP id o126mr5055737ooa.90.1629778202181; Mon, 23 Aug 2021 21:10:02 -0700 (PDT) Received: from wintermute.localdomain (cpe-76-183-134-35.tx.res.rr.com. [76.183.134.35]) by smtp.gmail.com with ESMTPSA id i19sm3922818ooe.44.2021.08.23.21.10.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Aug 2021 21:10:01 -0700 (PDT) From: Chris Morgan To: linux-rockchip@lists.infradead.org Cc: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, lee.jones@linaro.org, robh+dt@kernel.org, heiko@sntech.de, sre@kernel.org, maccraft123mc@gmail.com, devicetree@vger.kernel.org, Chris Morgan Subject: [PATCH v4 0/4] power: supply: Add Support for RK817 Charger Date: Mon, 23 Aug 2021 23:09:51 -0500 Message-Id: <20210824040955.29112-1-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Chris Morgan This series is to add support for the Rockchip rk817 battery charger which is present in all Rockchip RK817 PMICs. The driver was written as a joint effort by Maya Matuszczyk and myself Chris Morgan . The driver requires some basic parameters be described about the battery in the devicetree such as the maximum capacity, the minimum and maximum voltage for the battery, the maximum charge current, the maximum charge voltage, and the value of sample resistors and sleep currents. The hardware itself contains an ADC capable of measuring the voltage, current, and temperature of the battery (though my implementation of an Odroid Go Advance lacks a thermistor for temperature). It also contains a columb counter, registers for tracking the measured voltage and current at boot, and a few bytes of nvram for storing data. Changes from V3: - Corrected issues in device tree documentation. - Added additional logic to battery to correct for columb counter drift when the device stays plugged in at a full charge state. Changes from V2: - Updated devicetree bindings to use common property units. - Removed unneeded includes. - Updated rk817_chg_cur_to_reg to make more legible. - Simplified formula for displaying calibrated voltage. - Updated power supply type to POWER_SUPPLY_TYPE_USB. - Implemented get/put_unaligned macros for bulk reads and writes. - Changed numerous dev_err() to dev_err_probe(). - Call power_supply_put_battery_info() at end of probe function. - Removed unneeded whitespace. Changes from V1: - Fixed a CLANG warning regarding an uninitalized variable. - Fixed a CLANG warning regarding a pointer as a bool value always returning as true. - Added Maya Matuszczyk to the Signed-off-by. Chris Morgan (4): dt-bindings: Add Rockchip rk817 battery charger support mfd: Add Rockchip rk817 battery charger support power: supply: Add charger driver for Rockchip RK817 arm64: dts: rockchip: add rk817 charger to Odroid Go Advance .../devicetree/bindings/mfd/rk808.txt | 38 + .../boot/dts/rockchip/rk3326-odroid-go2.dts | 26 + drivers/mfd/rk808.c | 16 +- drivers/power/supply/Kconfig | 6 + drivers/power/supply/Makefile | 1 + drivers/power/supply/rk817_charger.c | 959 ++++++++++++++++++ include/linux/mfd/rk808.h | 87 ++ 7 files changed, 1132 insertions(+), 1 deletion(-) create mode 100644 drivers/power/supply/rk817_charger.c -- 2.25.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F2FAC4338F for ; Tue, 24 Aug 2021 04:10:18 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EE67E6125F for ; Tue, 24 Aug 2021 04:10:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EE67E6125F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=lBvG0R6xUWeBVMAHV3IWiR8S89KHQj8q4kJ0gJglJ3o=; b=fLwYNbpj2FIG3R cTYXU0smqGQFEsvqXIKQXe2FhcCtsM/hhHtPBl7g/ISXakPyNvIJvYJFYBtnexOOCh0mGdNXO/Hem ibC5hTa5nxDUyQrIxygDfkYyPPcVdwEtb12ONqrpmG12s06AGH5W+qBYLfCyRk1UDbHhiiA9b+R8H ia/aW5WruLFTlRe+gvWTM0+32wdmDm9mnEMwo151ZKwLnQWIvePrVFEUicUqDvC3HfcPxCHArBlyf puDT8ylpIfV4F5ANZKzKxk7cEbz8K26i9WaVfVxweMDz9Hi9Yi1CEvKCVacgwXf4tPyQbYtYLk1vk KmNsAJi9gXUaDOXzAdqA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mINlL-001UeH-AA; Tue, 24 Aug 2021 04:10:11 +0000 Received: from mail-oo1-xc31.google.com ([2607:f8b0:4864:20::c31]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mINlI-001Ubt-CA; Tue, 24 Aug 2021 04:10:09 +0000 Received: by mail-oo1-xc31.google.com with SMTP id o17-20020a4a64110000b0290263e1ba7ff9so6089742ooc.2; Mon, 23 Aug 2021 21:10:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=v7s0jc31HPLAs0gXkmeRMnAPIKh72hl0mqHTuEnX+aY=; b=GGBV6KeWVbtgT6Mm6iQM27J2B036M/xQ9+GGgBC8Ru/8KZuIgTnoGtcmkUpZvpKDUk MY7xk5FDUfSWmdhgiCTKSFtVbK+UuvSV8wW3w7sIjYUK4YVRcZbli7PS4qIQzpXhNHFZ ZsXR0kXo6SVDk7Fqdb7kAw32MdGSe6MdoFBT47WCEvWd7v+7ajknW6q8P3vo5E7B0kqw r1huv6Te0ajpcW95LLyb0oBDyEd44jE4GKnOGWbXZNP/70d0DHxjXR6qHy0CzDImkST6 SdwbQhYPvWu9WFLa4bLumCYJMboK9z3UmOKxbhl7j46GbibsPENkzb0P2HCyRa0Lz1oj G5Bg== 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=v7s0jc31HPLAs0gXkmeRMnAPIKh72hl0mqHTuEnX+aY=; b=h80BnNzTGSbprkrsbyiy7cxoF/Eu1Nk4UjURGWvvmYFu0qPKLBql3DhKKWOZ3fuUbi TpnVNsl8S/UsM3vjbc0q65EuyvrSNQxwtN3IM+P6/tLqvqM62+qEAG5St3KTDqIRxzfP 2Iv2hg7EB0r4Vy70wh8cCfbQl2R+KTx9/VQaOunskTlQ3a8e56a3X3GaU8M7NrzrbOmC 7VAl5yQ3/cy4/jXeBqzZBGCR+WnFHhjRNdmK4fREULJLDVJxqcSGTte/8HzHycK5YAyS pd0mpEu1PtyKPanNTf/V+KdChQINmnyGrYLOybuxxhUJTRWg3Cl63cNq/cGI4LPBhich pnEg== X-Gm-Message-State: AOAM531ypcqv+g9oILxaRBi5hsvulIhQlA8Ao2DzXZMelbB7BPhbqJXj nEWNAkZa9LRz3A+bI4YzmDwUF7aaDiI= X-Google-Smtp-Source: ABdhPJxDcvzCfgf6iqIMItm82HL8VmZJ9GdO4AcSWiZgXL4fvrSMaJlYxIM5/kSCe+gZgYmouKRVng== X-Received: by 2002:a4a:4484:: with SMTP id o126mr5055737ooa.90.1629778202181; Mon, 23 Aug 2021 21:10:02 -0700 (PDT) Received: from wintermute.localdomain (cpe-76-183-134-35.tx.res.rr.com. [76.183.134.35]) by smtp.gmail.com with ESMTPSA id i19sm3922818ooe.44.2021.08.23.21.10.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Aug 2021 21:10:01 -0700 (PDT) From: Chris Morgan To: linux-rockchip@lists.infradead.org Cc: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, lee.jones@linaro.org, robh+dt@kernel.org, heiko@sntech.de, sre@kernel.org, maccraft123mc@gmail.com, devicetree@vger.kernel.org, Chris Morgan Subject: [PATCH v4 0/4] power: supply: Add Support for RK817 Charger Date: Mon, 23 Aug 2021 23:09:51 -0500 Message-Id: <20210824040955.29112-1-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210823_211008_467067_B428D534 X-CRM114-Status: GOOD ( 13.68 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Chris Morgan This series is to add support for the Rockchip rk817 battery charger which is present in all Rockchip RK817 PMICs. The driver was written as a joint effort by Maya Matuszczyk and myself Chris Morgan . The driver requires some basic parameters be described about the battery in the devicetree such as the maximum capacity, the minimum and maximum voltage for the battery, the maximum charge current, the maximum charge voltage, and the value of sample resistors and sleep currents. The hardware itself contains an ADC capable of measuring the voltage, current, and temperature of the battery (though my implementation of an Odroid Go Advance lacks a thermistor for temperature). It also contains a columb counter, registers for tracking the measured voltage and current at boot, and a few bytes of nvram for storing data. Changes from V3: - Corrected issues in device tree documentation. - Added additional logic to battery to correct for columb counter drift when the device stays plugged in at a full charge state. Changes from V2: - Updated devicetree bindings to use common property units. - Removed unneeded includes. - Updated rk817_chg_cur_to_reg to make more legible. - Simplified formula for displaying calibrated voltage. - Updated power supply type to POWER_SUPPLY_TYPE_USB. - Implemented get/put_unaligned macros for bulk reads and writes. - Changed numerous dev_err() to dev_err_probe(). - Call power_supply_put_battery_info() at end of probe function. - Removed unneeded whitespace. Changes from V1: - Fixed a CLANG warning regarding an uninitalized variable. - Fixed a CLANG warning regarding a pointer as a bool value always returning as true. - Added Maya Matuszczyk to the Signed-off-by. Chris Morgan (4): dt-bindings: Add Rockchip rk817 battery charger support mfd: Add Rockchip rk817 battery charger support power: supply: Add charger driver for Rockchip RK817 arm64: dts: rockchip: add rk817 charger to Odroid Go Advance .../devicetree/bindings/mfd/rk808.txt | 38 + .../boot/dts/rockchip/rk3326-odroid-go2.dts | 26 + drivers/mfd/rk808.c | 16 +- drivers/power/supply/Kconfig | 6 + drivers/power/supply/Makefile | 1 + drivers/power/supply/rk817_charger.c | 959 ++++++++++++++++++ include/linux/mfd/rk808.h | 87 ++ 7 files changed, 1132 insertions(+), 1 deletion(-) create mode 100644 drivers/power/supply/rk817_charger.c -- 2.25.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7CF74C4338F for ; Tue, 24 Aug 2021 04:12:42 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 45D6861163 for ; Tue, 24 Aug 2021 04:12:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 45D6861163 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=SDW09o1IJssNTBpSniq6UKsFzFx6EpVDsx6nj2i8yrk=; b=pGiMXEz5nE9a8D TOiMRgAbWgZWbg/EO6qCHCxHyPGH6+FUeASRc4oJV+gUDD5HdY/5RrAnv0n0a4qvik3eS7DfByp2Q 6bYvxini/CjpUbJa/A40Dn4o6nCkcBi6Ioq5c9F07qwLfy1496u8bC5pgrW3t3OrG32YbinKM3mRT dlcqVPOclqrMzIuadudmLx0cdPDcQmx6TGA6cAQeh0msZjbnWde5k6gNemAEpI0OFzHUYJVTdruFB KgbV2tk917dDKkv/2tYRW7odoweAk9lAK1grBIyy5o564iL2BSoKF+Yx31vJ/5eXXhSyDgBf+XVVQ niowuoWe5Eja/OABNhWw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mINlO-001Uf1-2x; Tue, 24 Aug 2021 04:10:14 +0000 Received: from mail-oo1-xc31.google.com ([2607:f8b0:4864:20::c31]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mINlI-001Ubt-CA; Tue, 24 Aug 2021 04:10:09 +0000 Received: by mail-oo1-xc31.google.com with SMTP id o17-20020a4a64110000b0290263e1ba7ff9so6089742ooc.2; Mon, 23 Aug 2021 21:10:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=v7s0jc31HPLAs0gXkmeRMnAPIKh72hl0mqHTuEnX+aY=; b=GGBV6KeWVbtgT6Mm6iQM27J2B036M/xQ9+GGgBC8Ru/8KZuIgTnoGtcmkUpZvpKDUk MY7xk5FDUfSWmdhgiCTKSFtVbK+UuvSV8wW3w7sIjYUK4YVRcZbli7PS4qIQzpXhNHFZ ZsXR0kXo6SVDk7Fqdb7kAw32MdGSe6MdoFBT47WCEvWd7v+7ajknW6q8P3vo5E7B0kqw r1huv6Te0ajpcW95LLyb0oBDyEd44jE4GKnOGWbXZNP/70d0DHxjXR6qHy0CzDImkST6 SdwbQhYPvWu9WFLa4bLumCYJMboK9z3UmOKxbhl7j46GbibsPENkzb0P2HCyRa0Lz1oj G5Bg== 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=v7s0jc31HPLAs0gXkmeRMnAPIKh72hl0mqHTuEnX+aY=; b=h80BnNzTGSbprkrsbyiy7cxoF/Eu1Nk4UjURGWvvmYFu0qPKLBql3DhKKWOZ3fuUbi TpnVNsl8S/UsM3vjbc0q65EuyvrSNQxwtN3IM+P6/tLqvqM62+qEAG5St3KTDqIRxzfP 2Iv2hg7EB0r4Vy70wh8cCfbQl2R+KTx9/VQaOunskTlQ3a8e56a3X3GaU8M7NrzrbOmC 7VAl5yQ3/cy4/jXeBqzZBGCR+WnFHhjRNdmK4fREULJLDVJxqcSGTte/8HzHycK5YAyS pd0mpEu1PtyKPanNTf/V+KdChQINmnyGrYLOybuxxhUJTRWg3Cl63cNq/cGI4LPBhich pnEg== X-Gm-Message-State: AOAM531ypcqv+g9oILxaRBi5hsvulIhQlA8Ao2DzXZMelbB7BPhbqJXj nEWNAkZa9LRz3A+bI4YzmDwUF7aaDiI= X-Google-Smtp-Source: ABdhPJxDcvzCfgf6iqIMItm82HL8VmZJ9GdO4AcSWiZgXL4fvrSMaJlYxIM5/kSCe+gZgYmouKRVng== X-Received: by 2002:a4a:4484:: with SMTP id o126mr5055737ooa.90.1629778202181; Mon, 23 Aug 2021 21:10:02 -0700 (PDT) Received: from wintermute.localdomain (cpe-76-183-134-35.tx.res.rr.com. [76.183.134.35]) by smtp.gmail.com with ESMTPSA id i19sm3922818ooe.44.2021.08.23.21.10.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Aug 2021 21:10:01 -0700 (PDT) From: Chris Morgan To: linux-rockchip@lists.infradead.org Cc: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, lee.jones@linaro.org, robh+dt@kernel.org, heiko@sntech.de, sre@kernel.org, maccraft123mc@gmail.com, devicetree@vger.kernel.org, Chris Morgan Subject: [PATCH v4 0/4] power: supply: Add Support for RK817 Charger Date: Mon, 23 Aug 2021 23:09:51 -0500 Message-Id: <20210824040955.29112-1-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210823_211008_467067_B428D534 X-CRM114-Status: GOOD ( 13.68 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Chris Morgan This series is to add support for the Rockchip rk817 battery charger which is present in all Rockchip RK817 PMICs. The driver was written as a joint effort by Maya Matuszczyk and myself Chris Morgan . The driver requires some basic parameters be described about the battery in the devicetree such as the maximum capacity, the minimum and maximum voltage for the battery, the maximum charge current, the maximum charge voltage, and the value of sample resistors and sleep currents. The hardware itself contains an ADC capable of measuring the voltage, current, and temperature of the battery (though my implementation of an Odroid Go Advance lacks a thermistor for temperature). It also contains a columb counter, registers for tracking the measured voltage and current at boot, and a few bytes of nvram for storing data. Changes from V3: - Corrected issues in device tree documentation. - Added additional logic to battery to correct for columb counter drift when the device stays plugged in at a full charge state. Changes from V2: - Updated devicetree bindings to use common property units. - Removed unneeded includes. - Updated rk817_chg_cur_to_reg to make more legible. - Simplified formula for displaying calibrated voltage. - Updated power supply type to POWER_SUPPLY_TYPE_USB. - Implemented get/put_unaligned macros for bulk reads and writes. - Changed numerous dev_err() to dev_err_probe(). - Call power_supply_put_battery_info() at end of probe function. - Removed unneeded whitespace. Changes from V1: - Fixed a CLANG warning regarding an uninitalized variable. - Fixed a CLANG warning regarding a pointer as a bool value always returning as true. - Added Maya Matuszczyk to the Signed-off-by. Chris Morgan (4): dt-bindings: Add Rockchip rk817 battery charger support mfd: Add Rockchip rk817 battery charger support power: supply: Add charger driver for Rockchip RK817 arm64: dts: rockchip: add rk817 charger to Odroid Go Advance .../devicetree/bindings/mfd/rk808.txt | 38 + .../boot/dts/rockchip/rk3326-odroid-go2.dts | 26 + drivers/mfd/rk808.c | 16 +- drivers/power/supply/Kconfig | 6 + drivers/power/supply/Makefile | 1 + drivers/power/supply/rk817_charger.c | 959 ++++++++++++++++++ include/linux/mfd/rk808.h | 87 ++ 7 files changed, 1132 insertions(+), 1 deletion(-) create mode 100644 drivers/power/supply/rk817_charger.c -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel