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=-6.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNWANTED_LANGUAGE_BODY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 72F3CC10F11 for ; Wed, 24 Apr 2019 23:30:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4145A214AE for ; Wed, 24 Apr 2019 23:30:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="mT+yohCx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387412AbfDXXaB (ORCPT ); Wed, 24 Apr 2019 19:30:01 -0400 Received: from mail-pf1-f193.google.com ([209.85.210.193]:32942 "EHLO mail-pf1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728373AbfDXX36 (ORCPT ); Wed, 24 Apr 2019 19:29:58 -0400 Received: by mail-pf1-f193.google.com with SMTP id h5so10127378pfo.0 for ; Wed, 24 Apr 2019 16:29:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=2CfWB/MzL5riv2vUwvwIZu1C9eJD6EKd88bXbhEPlCA=; b=mT+yohCxUKBYxwtyyDcxlp66jATtDXdI4iisWwzh9dY3pkHUW71UkU67l+DxMkixgK FL5DOfFr47WiZqhiSopF+KEi0Zg6LJSsZt3vaIa+EBDP+w763jFDxlTyc0Zt/0Qkb16C ZUGEFOMD3vkWeVCq7/ExiceB9lKBFsYIVQ3dk= 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=2CfWB/MzL5riv2vUwvwIZu1C9eJD6EKd88bXbhEPlCA=; b=Mwml6Inj0Tgh03WawioacNoCv7PMV0CfI81YTBhFgdpfPuHYa5O6iKln1YR8mH3URt kps93sa0TWpwpgKsRYmQf3kBCn3pMcPSSK3lrSIbeL22x7cjAAxiqkdh4Q2KzHFfIpSs ZuFSCvUVK4PBNn9WhSimq3ZQgnIEZCPwwXWbR2ZFNGeZxJ+YfGN55vg8QeH7OjiJjWah NtpmbQnqr7H9Z3yOW+qTgN4j1baviop+Zr+m5TsSX+eJSwYe9Yq4PPlkqNZFKBjJv50i o3OPDk8TIr+ZtJKz/SgVR77Iju8/cDIhAiWhP79IOWIX36Sb648wPwqA3ti7rnkGbxhu BB3g== X-Gm-Message-State: APjAAAUFxESIBPd/QkML/RMLsBO8oU8lfTcOl20FyIN9PcfEBNQ1VVfr 8INpi9qWDJgi+JBUvyq/XvrmwA== X-Google-Smtp-Source: APXvYqzcUxPtemNmXCth6+3xiRFjNpsmOUXw3Gk+k3WaDIgy+MVPf0+8fCXAs9Cj7R1fYg0nInMQIw== X-Received: by 2002:a65:6655:: with SMTP id z21mr33138153pgv.33.1556148597395; Wed, 24 Apr 2019 16:29:57 -0700 (PDT) Received: from localhost ([2620:15c:202:1:3c8f:512b:3522:dfaf]) by smtp.gmail.com with ESMTPSA id f6sm22119368pgq.11.2019.04.24.16.29.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 24 Apr 2019 16:29:56 -0700 (PDT) From: Gwendal Grignou To: enric.balletbo@collabora.com, bleung@chromium.org, groeck@chromium.org, lee.jones@linaro.org Cc: linux-kernel@vger.kernel.org, Gwendal Grignou Subject: [PATCH 22/30] mfd: cros_ec: Add Smart Battery Firmware update API Date: Wed, 24 Apr 2019 16:29:10 -0700 Message-Id: <20190424232918.243308-23-gwendal@chromium.org> X-Mailer: git-send-email 2.21.0.593.g511ec345e18-goog In-Reply-To: <20190424232918.243308-1-gwendal@chromium.org> References: <20190424232918.243308-1-gwendal@chromium.org> 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 Add API to update battery firmware. Signed-off-by: Gwendal Grignou --- include/linux/mfd/cros_ec_commands.h | 73 ++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) diff --git a/include/linux/mfd/cros_ec_commands.h b/include/linux/mfd/cros_ec_commands.h index 7f98c6e63ad1..49ea905cfd18 100644 --- a/include/linux/mfd/cros_ec_commands.h +++ b/include/linux/mfd/cros_ec_commands.h @@ -4243,6 +4243,79 @@ struct ec_response_battery_vendor_param { uint32_t value; } __ec_align4; +/*****************************************************************************/ +/* + * Smart Battery Firmware Update Commands + */ +#define EC_CMD_SB_FW_UPDATE 0x00B5 + +enum ec_sb_fw_update_subcmd { + EC_SB_FW_UPDATE_PREPARE = 0x0, + EC_SB_FW_UPDATE_INFO = 0x1, /*query sb info */ + EC_SB_FW_UPDATE_BEGIN = 0x2, /*check if protected */ + EC_SB_FW_UPDATE_WRITE = 0x3, /*check if protected */ + EC_SB_FW_UPDATE_END = 0x4, + EC_SB_FW_UPDATE_STATUS = 0x5, + EC_SB_FW_UPDATE_PROTECT = 0x6, + EC_SB_FW_UPDATE_MAX = 0x7, +}; + +#define SB_FW_UPDATE_CMD_WRITE_BLOCK_SIZE 32 +#define SB_FW_UPDATE_CMD_STATUS_SIZE 2 +#define SB_FW_UPDATE_CMD_INFO_SIZE 8 + +struct ec_sb_fw_update_header { + uint16_t subcmd; /* enum ec_sb_fw_update_subcmd */ + uint16_t fw_id; /* firmware id */ +} __ec_align4; + +struct ec_params_sb_fw_update { + struct ec_sb_fw_update_header hdr; + union { + /* EC_SB_FW_UPDATE_PREPARE = 0x0 */ + /* EC_SB_FW_UPDATE_INFO = 0x1 */ + /* EC_SB_FW_UPDATE_BEGIN = 0x2 */ + /* EC_SB_FW_UPDATE_END = 0x4 */ + /* EC_SB_FW_UPDATE_STATUS = 0x5 */ + /* EC_SB_FW_UPDATE_PROTECT = 0x6 */ + /* Those have no args */ + + /* EC_SB_FW_UPDATE_WRITE = 0x3 */ + struct __ec_align4 { + uint8_t data[SB_FW_UPDATE_CMD_WRITE_BLOCK_SIZE]; + } write; + }; +} __ec_align4; + +struct ec_response_sb_fw_update { + union { + /* EC_SB_FW_UPDATE_INFO = 0x1 */ + struct __ec_align1 { + uint8_t data[SB_FW_UPDATE_CMD_INFO_SIZE]; + } info; + + /* EC_SB_FW_UPDATE_STATUS = 0x5 */ + struct __ec_align1 { + uint8_t data[SB_FW_UPDATE_CMD_STATUS_SIZE]; + } status; + }; +} __ec_align1; + +/* + * Entering Verified Boot Mode Command + * Default mode is VBOOT_MODE_NORMAL if EC did not receive this command. + * Valid Modes are: normal, developer, and recovery. + */ +#define EC_CMD_ENTERING_MODE 0x00B6 + +struct ec_params_entering_mode { + int vboot_mode; +} __ec_align4; + +#define VBOOT_MODE_NORMAL 0 +#define VBOOT_MODE_DEVELOPER 1 +#define VBOOT_MODE_RECOVERY 2 + /*****************************************************************************/ /* * HDMI CEC commands -- 2.21.0.593.g511ec345e18-goog