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=-13.1 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,SIGNED_OFF_BY, 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 0C1A1C433EA for ; Fri, 17 Jul 2020 11:04:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D222920768 for ; Fri, 17 Jul 2020 11:04:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="kQRQtoVD" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726830AbgGQLEU (ORCPT ); Fri, 17 Jul 2020 07:04:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40610 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726801AbgGQLES (ORCPT ); Fri, 17 Jul 2020 07:04:18 -0400 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6848FC061755 for ; Fri, 17 Jul 2020 04:04:18 -0700 (PDT) Received: by mail-pl1-x642.google.com with SMTP id x8so5297080plm.10 for ; Fri, 17 Jul 2020 04:04:18 -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:in-reply-to:references; bh=nw6Z+jEdgX4MwhkNZpBK/vRke3sTd3g/CLK5PfVY0sA=; b=kQRQtoVDcCe1mQO6zirmf6wtAschU12CTNXYboGLh2vva6NFBkdYCk/SNoTohn6/hr J1YbAEV6et1q4yr+LuYMRXOZQlz0UHb1B11OtZ6kD9aBt0tLY7qZcFbu52xQXHw8mqp9 Vb75tH9bBzzznWRckwXqcrTJoJSu33F3FutcBSbxahK4C7leE4v0SKFa/jYOu1EmPxv4 nr+afwobi5InW7jFU1eVTAzJogYhclPQh3XNeALhqQxuIyleGLEQ4tgQ9fQvs48y4Awr o72/Z5ZaemI7h/YOTeZ5q9620RTvz4oRQ/zk1TvdYrskqeZm2S1SjG650oNDY5zSPhxy qFwA== 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; bh=nw6Z+jEdgX4MwhkNZpBK/vRke3sTd3g/CLK5PfVY0sA=; b=S8qvL/u+oAyr1Q+k1ihaHKxeD/xLxPgu3tzN9DCbv4XAQlOk9+d9p6EI3CpVIexteg /pkm1twQsbrQe1LDtGV+3blnYk0vpeHmSIYwosp+6kFidMjWzGcvdqGWXTzjbwaGBkuZ WCkSPlJ7Yfm++b3xq1rjN50w2fSiffGFbTTMzbVN1jgBD4G3mRAEbH4klZCiIhVDVQnQ pAMrf1AnFohtKstPs3x9uVFmmcu589IqNU7dWJBm3qwk8ggBnx8mJYYdG4n1PyN/fJPh F2bwlpximlruwLu1T53nFqtFbrbysVhPzVH9daJa/koAMqU5xuxSfnx+b+WfCJLTurQ3 RnZQ== X-Gm-Message-State: AOAM530d8GyCQ3zMCwjnN5JuDNYiSy4FpaN/nADqpV6oP7D6fKLXky/q MU6CBKNgaONHMzKIq5kKrLqkW+9Q X-Google-Smtp-Source: ABdhPJyq866hdU65j1dGryL6bnqc+luwNPufUNr6exbYIi+UMaZ8L/DZ4KZnLKNfQCgppPUSwiZusQ== X-Received: by 2002:a17:90a:cb81:: with SMTP id a1mr9525703pju.11.1594983857892; Fri, 17 Jul 2020 04:04:17 -0700 (PDT) Received: from localhost.localdomain ([2402:7500:469:ae36:984e:c073:9d0b:7c09]) by smtp.gmail.com with ESMTPSA id o26sm7619183pfp.219.2020.07.17.04.04.15 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 17 Jul 2020 04:04:17 -0700 (PDT) From: Gene Chen To: lee.jones@linaro.org, matthias.bgg@gmail.com Cc: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, gene_chen@richtek.com, benjamin.chao@mediatek.com, shufan_lee@richtek.com, cy_huang@richtek.com Subject: [PATCH v2 8/9] mfd: mt6360: Fix flow which is used to check ic exist Date: Fri, 17 Jul 2020 19:03:30 +0800 Message-Id: <1594983811-25908-9-git-send-email-gene.chen.richtek@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1594983811-25908-1-git-send-email-gene.chen.richtek@gmail.com> References: <1594983811-25908-1-git-send-email-gene.chen.richtek@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Gene Chen Fix flow which is used to check ic exist. Signed-off-by: Gene Chen --- drivers/mfd/mt6360-core.c | 28 +++++++++++++++++++--------- 1 file changed, 19 insertions(+), 9 deletions(-) diff --git a/drivers/mfd/mt6360-core.c b/drivers/mfd/mt6360-core.c index 5a68228..3186a7c 100644 --- a/drivers/mfd/mt6360-core.c +++ b/drivers/mfd/mt6360-core.c @@ -293,6 +293,23 @@ static const struct mfd_cell mt6360_devs[] = { NULL, 0, 0, "mediatek,mt6360-tcpc"), }; +static int mt6360_check_vendor_info(struct mt6360_data *data) +{ + u32 info; + int ret; + + ret = regmap_read(data->regmap, MT6360_PMU_DEV_INFO, &info); + if (ret < 0) + return ret; + + if ((info & CHIP_VEN_MASK) != CHIP_VEN_MT6360) + return -ENODEV; + + data->chip_rev = info & CHIP_REV_MASK; + + return 0; +} + static const unsigned short mt6360_slave_addr[MT6360_SLAVE_MAX] = { MT6360_PMU_SLAVEID, MT6360_PMIC_SLAVEID, @@ -303,7 +320,6 @@ static const unsigned short mt6360_slave_addr[MT6360_SLAVE_MAX] = { static int mt6360_probe(struct i2c_client *client) { struct mt6360_data *data; - unsigned int reg_data; int i, ret; data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); @@ -319,16 +335,10 @@ static int mt6360_probe(struct i2c_client *client) return PTR_ERR(data->regmap); } - ret = regmap_read(data->regmap, MT6360_PMU_DEV_INFO, ®_data); + ret = mt6360_check_vendor_info(data); if (ret) { - dev_err(&client->dev, "Device not found\n"); - return ret; - } - - data->chip_rev = reg_data & CHIP_REV_MASK; - if (data->chip_rev != CHIP_VEN_MT6360) { dev_err(&client->dev, "Device not supported\n"); - return -ENODEV; + return ret; } ret = devm_regmap_add_irq_chip(&client->dev, data->regmap, client->irq, -- 2.7.4 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=-13.0 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, SIGNED_OFF_BY,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 8CFD1C433E7 for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Gene Chen Fix flow which is used to check ic exist. Signed-off-by: Gene Chen --- drivers/mfd/mt6360-core.c | 28 +++++++++++++++++++--------- 1 file changed, 19 insertions(+), 9 deletions(-) diff --git a/drivers/mfd/mt6360-core.c b/drivers/mfd/mt6360-core.c index 5a68228..3186a7c 100644 --- a/drivers/mfd/mt6360-core.c +++ b/drivers/mfd/mt6360-core.c @@ -293,6 +293,23 @@ static const struct mfd_cell mt6360_devs[] = { NULL, 0, 0, "mediatek,mt6360-tcpc"), }; +static int mt6360_check_vendor_info(struct mt6360_data *data) +{ + u32 info; + int ret; + + ret = regmap_read(data->regmap, MT6360_PMU_DEV_INFO, &info); + if (ret < 0) + return ret; + + if ((info & CHIP_VEN_MASK) != CHIP_VEN_MT6360) + return -ENODEV; + + data->chip_rev = info & CHIP_REV_MASK; + + return 0; +} + static const unsigned short mt6360_slave_addr[MT6360_SLAVE_MAX] = { MT6360_PMU_SLAVEID, MT6360_PMIC_SLAVEID, @@ -303,7 +320,6 @@ static const unsigned short mt6360_slave_addr[MT6360_SLAVE_MAX] = { static int mt6360_probe(struct i2c_client *client) { struct mt6360_data *data; - unsigned int reg_data; int i, ret; data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); @@ -319,16 +335,10 @@ static int mt6360_probe(struct i2c_client *client) return PTR_ERR(data->regmap); } - ret = regmap_read(data->regmap, MT6360_PMU_DEV_INFO, ®_data); + ret = mt6360_check_vendor_info(data); if (ret) { - dev_err(&client->dev, "Device not found\n"); - return ret; - } - - data->chip_rev = reg_data & CHIP_REV_MASK; - if (data->chip_rev != CHIP_VEN_MT6360) { dev_err(&client->dev, "Device not supported\n"); - return -ENODEV; + return ret; } ret = devm_regmap_add_irq_chip(&client->dev, data->regmap, client->irq, -- 2.7.4 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek 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=-13.0 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, SIGNED_OFF_BY,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 06AA9C433E4 for ; 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Fri, 17 Jul 2020 04:04:17 -0700 (PDT) Received: from localhost.localdomain ([2402:7500:469:ae36:984e:c073:9d0b:7c09]) by smtp.gmail.com with ESMTPSA id o26sm7619183pfp.219.2020.07.17.04.04.15 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 17 Jul 2020 04:04:17 -0700 (PDT) From: Gene Chen To: lee.jones@linaro.org, matthias.bgg@gmail.com Subject: [PATCH v2 8/9] mfd: mt6360: Fix flow which is used to check ic exist Date: Fri, 17 Jul 2020 19:03:30 +0800 Message-Id: <1594983811-25908-9-git-send-email-gene.chen.richtek@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1594983811-25908-1-git-send-email-gene.chen.richtek@gmail.com> References: <1594983811-25908-1-git-send-email-gene.chen.richtek@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200717_070420_136030_14B515F3 X-CRM114-Status: GOOD ( 14.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gene_chen@richtek.com, linux-kernel@vger.kernel.org, cy_huang@richtek.com, benjamin.chao@mediatek.com, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, shufan_lee@richtek.com MIME-Version: 1.0 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: Gene Chen Fix flow which is used to check ic exist. Signed-off-by: Gene Chen --- drivers/mfd/mt6360-core.c | 28 +++++++++++++++++++--------- 1 file changed, 19 insertions(+), 9 deletions(-) diff --git a/drivers/mfd/mt6360-core.c b/drivers/mfd/mt6360-core.c index 5a68228..3186a7c 100644 --- a/drivers/mfd/mt6360-core.c +++ b/drivers/mfd/mt6360-core.c @@ -293,6 +293,23 @@ static const struct mfd_cell mt6360_devs[] = { NULL, 0, 0, "mediatek,mt6360-tcpc"), }; +static int mt6360_check_vendor_info(struct mt6360_data *data) +{ + u32 info; + int ret; + + ret = regmap_read(data->regmap, MT6360_PMU_DEV_INFO, &info); + if (ret < 0) + return ret; + + if ((info & CHIP_VEN_MASK) != CHIP_VEN_MT6360) + return -ENODEV; + + data->chip_rev = info & CHIP_REV_MASK; + + return 0; +} + static const unsigned short mt6360_slave_addr[MT6360_SLAVE_MAX] = { MT6360_PMU_SLAVEID, MT6360_PMIC_SLAVEID, @@ -303,7 +320,6 @@ static const unsigned short mt6360_slave_addr[MT6360_SLAVE_MAX] = { static int mt6360_probe(struct i2c_client *client) { struct mt6360_data *data; - unsigned int reg_data; int i, ret; data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); @@ -319,16 +335,10 @@ static int mt6360_probe(struct i2c_client *client) return PTR_ERR(data->regmap); } - ret = regmap_read(data->regmap, MT6360_PMU_DEV_INFO, ®_data); + ret = mt6360_check_vendor_info(data); if (ret) { - dev_err(&client->dev, "Device not found\n"); - return ret; - } - - data->chip_rev = reg_data & CHIP_REV_MASK; - if (data->chip_rev != CHIP_VEN_MT6360) { dev_err(&client->dev, "Device not supported\n"); - return -ENODEV; + return ret; } ret = devm_regmap_add_irq_chip(&client->dev, data->regmap, client->irq, -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel