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=-6.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,T_DKIMWL_WL_HIGH,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 7A9CFC04AB1 for ; Thu, 9 May 2019 21:14:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4B70121744 for ; Thu, 9 May 2019 21:14:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="l9AwUPGM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727398AbfEIVOj (ORCPT ); Thu, 9 May 2019 17:14:39 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:41894 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727375AbfEIVOg (ORCPT ); Thu, 9 May 2019 17:14:36 -0400 Received: by mail-pg1-f196.google.com with SMTP id z3so1829562pgp.8 for ; Thu, 09 May 2019 14:14:36 -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=IWgr+AhFO3OhKHAPV2m+8yh16a60wmBfWKOBXA4JWIU=; b=l9AwUPGMjJlXTw3q/c4anvpEH7Apr8aszczxsz4koZlEjHGujT/XXlhrz3pf0+sgzP dnAvEMxzsMC47BA4uHex5mnJOCBLJtL+VnX8D0Y0cQcuEDamqlpfp+YNaNNY8zeWE69c jMjclChUoCUTXBkcR2S0aGhAvt5t3ntNQtaUk= 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=IWgr+AhFO3OhKHAPV2m+8yh16a60wmBfWKOBXA4JWIU=; b=EZrGwJJi5P8+PZddE+HiQ4U5I3YGIrZeLJ/+U8fO+7Jx9fw55fPrbxXlA7knJRJhj+ 4OjZ1JNUkTUEaz1VdxzUJE5pZDIN+VFZpK73j6rwOopfhY1u/67D7deVhjFAcstaHtIh i/GKCDJ2MZ8bWhbsYuAAtLGqR8JiLQLpuZd3Gdd2HtJ5mWwJ5k/6qm0cnpoiPI+K15kR +KI0Yhuqh++8sGyWaKd9H4oy4JhMpvbAUaXnlVyDSoxp22Yk3mOJv+8F/zXgQPwk3CHX iGk5aYQybiZPAqLmJi3pLU5PukKGkZw/E65nclMjIvItIX5bcMkQtRm15W3In05YKqFI 8zdQ== X-Gm-Message-State: APjAAAU7M6L/siP/vRgpYD3jBr8Oq7boUPzQzn/GdFpoz4VzOT27+Up/ R6xnQ0bFDVioZT1MKCGm5vlngcQiPbM= X-Google-Smtp-Source: APXvYqxbARVqhKLstd3ckJiRL7/+p2xHa3sntQBgb11XMfj7kEkYjGDv7msVASirpXtae93+FNtnGw== X-Received: by 2002:a63:1460:: with SMTP id 32mr8650708pgu.319.1557436476179; Thu, 09 May 2019 14:14:36 -0700 (PDT) Received: from localhost ([2620:15c:202:1:3c8f:512b:3522:dfaf]) by smtp.gmail.com with ESMTPSA id a17sm4854335pff.82.2019.05.09.14.14.35 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 09 May 2019 14:14:35 -0700 (PDT) From: Gwendal Grignou To: enric.balletbo@collabora.com, bleung@chromium.org, groeck@chromium.org, lee.jones@linaro.org, jic23@kernel.org, broonie@kernel.org, cychiang@chromium.org, tiwai@suse.com Cc: linux-iio@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Gwendal Grignou Subject: [PATCH v3 22/30] mfd: cros_ec: Add Smart Battery Firmware update API Date: Thu, 9 May 2019 14:13:45 -0700 Message-Id: <20190509211353.213194-23-gwendal@chromium.org> X-Mailer: git-send-email 2.21.0.1020.gf2820cf01a-goog In-Reply-To: <20190509211353.213194-1-gwendal@chromium.org> References: <20190509211353.213194-1-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. Acked-by: Enric Balletbo i Serra Acked-by: Benson Leung 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 -- 2.21.0.1020.gf2820cf01a-goog