From patchwork Fri Aug 30 03:57:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122855 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 794021398 for ; Fri, 30 Aug 2019 03:57:48 +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 55EDA20659 for ; Fri, 30 Aug 2019 03:57:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="XnZNlUZ/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 55EDA20659 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=gpE72fxjAW1LrqrPwIwVDQQX9zZoS9JxrpM6rEGEwyo=; b=XnZNlUZ/15hdpr yOJXQBLiI3Mi2ivxXc2GWgmbqqlpqy2Jonggkjr1yKmPE95WxHqYLn5Lao7sr6zekUj+ic6k1P1Eb yF/zh4qqzs15Q+ta6NbLmbd93RLK/Wf/TNAviqNJbM5VHalYMbcXr4DISMTt/dTp/tg4vkibeklQb 7bCY0Q9yAi7QK9cMwQhzrFmFQl6mFXvoFor/HSKjLuSKXex6Tw8V7nCkkXmRs1xqczZ9dxZNXJjiB 6H/TpMddLSwfXJQ6QKaNzYsZMeHopjKM7Fk93T48dW2F/b9s/sfP1QAtCEzTaoYBNnFDkARzmMHkv XtPZyu2vbwkDea1iT4yA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y2l-0002gp-Vw; Fri, 30 Aug 2019 03:57:47 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y2i-0002fL-VD for linux-mediatek@lists.infradead.org; Fri, 30 Aug 2019 03:57:46 +0000 X-UUID: ddf33c0fa8764c898f5e0d0aefe4f56a-20190829 X-UUID: ddf33c0fa8764c898f5e0d0aefe4f56a-20190829 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1752219271; Thu, 29 Aug 2019 19:57:45 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 29 Aug 2019 20:57:43 -0700 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 30 Aug 2019 11:57:41 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:57:36 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 01/11] pwm: mediatek: add a property "num-pwms" Date: Fri, 30 Aug 2019 11:57:07 +0800 Message-ID: <1567137437-10041-2-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 5D9E2CFE126B7D2F541E3D23232AF46D400C2D243B3591F13D860B1A7C8A812E2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205745_007744_00620829 X-CRM114-Status: GOOD ( 13.55 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: Ryder Lee This adds a property "num-pwms" to avoid having an endless list of compatibles with no differences for the same driver. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih Reviewed-by: Uwe Kleine-König --- Changes since v6: Add a Reviewed-by tag Changes since v5: Check num-pwms value is no more than MTK_CLK_MAX - 2 (MAIN + TOP) Changes since v4: Follow reviewer's comments: Move the changes of droping the check for of_device_get_match_data returning non-NULL to next patch --- drivers/pwm/pwm-mediatek.c | 36 ++++++++++++++++++++++++++++-------- 1 file changed, 28 insertions(+), 8 deletions(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index eb6674ce995f..e214f4f57107 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -55,7 +55,7 @@ static const char * const mtk_pwm_clk_name[MTK_CLK_MAX] = { }; struct mtk_pwm_platform_data { - unsigned int num_pwms; + unsigned int fallback_npwms; bool pwm45_fixup; bool has_clks; }; @@ -227,9 +227,10 @@ static const struct pwm_ops mtk_pwm_ops = { static int mtk_pwm_probe(struct platform_device *pdev) { const struct mtk_pwm_platform_data *data; + struct device_node *np = pdev->dev.of_node; struct mtk_pwm_chip *pc; struct resource *res; - unsigned int i; + unsigned int i, npwms; int ret; pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL); @@ -246,7 +247,26 @@ static int mtk_pwm_probe(struct platform_device *pdev) if (IS_ERR(pc->regs)) return PTR_ERR(pc->regs); - for (i = 0; i < data->num_pwms + 2 && pc->soc->has_clks; i++) { + ret = of_property_read_u32(np, "num-pwms", &npwms); + if (ret < 0) { + /* It's deprecated, we should specify num_pwms via DT now. */ + if (pc->soc->fallback_npwms) { + npwms = pc->soc->fallback_npwms; + dev_warn(&pdev->dev, "DT is outdated, please update it\n"); + } else { + dev_err(&pdev->dev, "failed to get number of PWMs\n"); + return ret; + } + } + + /* MAIN + TOP + NPWM < MTK_CLK_MAX */ + if ((npwms + 2) > MTK_CLK_MAX) { + dev_warn(&pdev->dev, "number of PWMs is larger than %d\n", + MTK_CLK_MAX - 2); + npwms = MTK_CLK_MAX - 2; + } + + for (i = 0; i < npwms + 2 && pc->soc->has_clks; i++) { pc->clks[i] = devm_clk_get(&pdev->dev, mtk_pwm_clk_name[i]); if (IS_ERR(pc->clks[i])) { dev_err(&pdev->dev, "clock: %s fail: %ld\n", @@ -260,7 +280,7 @@ static int mtk_pwm_probe(struct platform_device *pdev) pc->chip.dev = &pdev->dev; pc->chip.ops = &mtk_pwm_ops; pc->chip.base = -1; - pc->chip.npwm = data->num_pwms; + pc->chip.npwm = npwms; ret = pwmchip_add(&pc->chip); if (ret < 0) { @@ -279,25 +299,25 @@ static int mtk_pwm_remove(struct platform_device *pdev) } static const struct mtk_pwm_platform_data mt2712_pwm_data = { - .num_pwms = 8, + .fallback_npwms = 8, .pwm45_fixup = false, .has_clks = true, }; static const struct mtk_pwm_platform_data mt7622_pwm_data = { - .num_pwms = 6, + .fallback_npwms = 6, .pwm45_fixup = false, .has_clks = true, }; static const struct mtk_pwm_platform_data mt7623_pwm_data = { - .num_pwms = 5, + .fallback_npwms = 5, .pwm45_fixup = true, .has_clks = true, }; static const struct mtk_pwm_platform_data mt7628_pwm_data = { - .num_pwms = 4, + .fallback_npwms = 4, .pwm45_fixup = true, .has_clks = false, }; From patchwork Fri Aug 30 03:57:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122857 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5E1A914DE for ; Fri, 30 Aug 2019 03:57:50 +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 3B18320659 for ; Fri, 30 Aug 2019 03:57:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kbMRo8Bo" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3B18320659 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; 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Fri, 30 Aug 2019 11:57:44 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 02/11] pwm: mediatek: droping the check for of_device_get_match_data Date: Fri, 30 Aug 2019 11:57:08 +0800 Message-ID: <1567137437-10041-3-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205745_664048_5B7D4164 X-CRM114-Status: GOOD ( 11.30 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org This patch drop the check for of_device_get_match_data. Due to the only way call driver probe is compatible match. The .data pointer which point to the SoC specify data is directly set by driver, and it should not be NULL in our case. We can safety remove the check for of_device_get_match_data. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih Acked-by: Uwe Kleine-König --- Used: https://patchwork.kernel.org/patch/11096905/ Changes since v6: Add an Acked-by tag Changes since v4: Follow reviewer's comments: Move the changes of droping the check for of_device_get_match_data returning non-NULL to this patch --- drivers/pwm/pwm-mediatek.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index e214f4f57107..ebd62629e3fe 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -226,7 +226,6 @@ static const struct pwm_ops mtk_pwm_ops = { static int mtk_pwm_probe(struct platform_device *pdev) { - const struct mtk_pwm_platform_data *data; struct device_node *np = pdev->dev.of_node; struct mtk_pwm_chip *pc; struct resource *res; @@ -237,10 +236,7 @@ static int mtk_pwm_probe(struct platform_device *pdev) if (!pc) return -ENOMEM; - data = of_device_get_match_data(&pdev->dev); - if (data == NULL) - return -EINVAL; - pc->soc = data; + pc->soc = of_device_get_match_data(&pdev->dev); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); pc->regs = devm_ioremap_resource(&pdev->dev, res); From patchwork Fri Aug 30 03:57:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122859 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 651A314DE for ; Fri, 30 Aug 2019 03:57:51 +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 41A6920659 for ; Fri, 30 Aug 2019 03:57:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="MOLVxMW3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 41A6920659 Authentication-Results: mail.kernel.org; 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Fri, 30 Aug 2019 11:57:46 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:57:46 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 03/11] pwm: mediatek: remove a property "has-clks" Date: Fri, 30 Aug 2019 11:57:09 +0800 Message-ID: <1567137437-10041-4-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 853F9C6FEF7A490E2953782898BBD157C8997D2B8174CBD6EFE23594A706E6AA2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205746_994930_DBC50011 X-CRM114-Status: GOOD ( 13.58 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org We can use fixed-clock to repair mt7628 pwm during configure from userspace. The SoC is legacy MIPS and has no complex clock tree. Due to we can get clock frequency for period calculation from DT fixed-clock, so we can remove has-clock property, and directly use devm_clk_get and clk_get_rate. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih --- Changes since v6: Based on fixed-clock in DT, we can remove has-clks property Changes since v5: 1. Follow reviewer's comments Make the changes of fix mt7628 pwm as a single patch Changes since v4: - Follow reviewers's comments 1. use pc->soc->has_clks to check clocks exist or not. 2. Add error message when probe() unable to get clks - Fixes bug when SoC is old mips which has no complex clock tree. if clocks not exist, use the new property from DT to apply period caculation; otherwise, use clk_get_rate to get clock frequency and apply period caculation. --- drivers/pwm/pwm-mediatek.c | 19 +++++-------------- 1 file changed, 5 insertions(+), 14 deletions(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index ebd62629e3fe..07e843aeddb1 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -57,7 +57,6 @@ static const char * const mtk_pwm_clk_name[MTK_CLK_MAX] = { struct mtk_pwm_platform_data { unsigned int fallback_npwms; bool pwm45_fixup; - bool has_clks; }; /** @@ -87,9 +86,6 @@ static int mtk_pwm_clk_enable(struct pwm_chip *chip, struct pwm_device *pwm) struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); int ret; - if (!pc->soc->has_clks) - return 0; - ret = clk_prepare_enable(pc->clks[MTK_CLK_TOP]); if (ret < 0) return ret; @@ -116,9 +112,6 @@ static void mtk_pwm_clk_disable(struct pwm_chip *chip, struct pwm_device *pwm) { struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); - if (!pc->soc->has_clks) - return; - clk_disable_unprepare(pc->clks[MTK_CLK_PWM1 + pwm->hwpwm]); clk_disable_unprepare(pc->clks[MTK_CLK_MAIN]); clk_disable_unprepare(pc->clks[MTK_CLK_TOP]); @@ -262,11 +255,13 @@ static int mtk_pwm_probe(struct platform_device *pdev) npwms = MTK_CLK_MAX - 2; } - for (i = 0; i < npwms + 2 && pc->soc->has_clks; i++) { - pc->clks[i] = devm_clk_get(&pdev->dev, mtk_pwm_clk_name[i]); + for (i = 0; i < npwms + 2 ; i++) { + pc->clks[i] = devm_clk_get(&pdev->dev, + mtk_pwm_clk_name[i]); if (IS_ERR(pc->clks[i])) { dev_err(&pdev->dev, "clock: %s fail: %ld\n", - mtk_pwm_clk_name[i], PTR_ERR(pc->clks[i])); + mtk_pwm_clk_name[i], + PTR_ERR(pc->clks[i])); return PTR_ERR(pc->clks[i]); } } @@ -297,25 +292,21 @@ static int mtk_pwm_remove(struct platform_device *pdev) static const struct mtk_pwm_platform_data mt2712_pwm_data = { .fallback_npwms = 8, .pwm45_fixup = false, - .has_clks = true, }; static const struct mtk_pwm_platform_data mt7622_pwm_data = { .fallback_npwms = 6, .pwm45_fixup = false, - .has_clks = true, }; static const struct mtk_pwm_platform_data mt7623_pwm_data = { .fallback_npwms = 5, .pwm45_fixup = true, - .has_clks = true, }; static const struct mtk_pwm_platform_data mt7628_pwm_data = { .fallback_npwms = 4, .pwm45_fixup = true, - .has_clks = false, }; static const struct of_device_id mtk_pwm_of_match[] = { From patchwork Fri Aug 30 03:57:10 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122861 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5D2EA1398 for ; Fri, 30 Aug 2019 03:57:58 +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 394C020659 for ; 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Fri, 30 Aug 2019 11:57:48 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:57:48 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 04/11] pwm: mediatek: allocate the clks array dynamically Date: Fri, 30 Aug 2019 11:57:10 +0800 Message-ID: <1567137437-10041-5-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205754_570616_0B65F338 X-CRM114-Status: GOOD ( 16.02 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Instead of using fixed size of arrays, allocate the memory for them based on the information we get from the DT. Also remove the check for num_pwms, due to dynamically allocate pwm should not cause array index out of bound. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih Reviewed-by: Uwe Kleine-König --- Changes since v6: - Add a Reviewed-by tag Changes since v5: - Follow reviewers's comments Make the changes of allocate the clks array dynamically as a single patch Changes since v4: - Follow reviewers's comments 1. use pc->soc->has_clks to check clocks exist or not. 2. Add error message when probe() unable to get clks - Fixes bug when SoC is old mips which has no complex clock tree. if clocks not exist, use the new property from DT to apply period caculation; otherwise, use clk_get_rate to get clock frequency and apply period caculation. --- drivers/pwm/pwm-mediatek.c | 84 +++++++++++++++++++------------------- 1 file changed, 42 insertions(+), 42 deletions(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index 07e843aeddb1..71bfab7e2e19 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -35,25 +35,6 @@ #define PWM_CLK_DIV_MAX 7 -enum { - MTK_CLK_MAIN = 0, - MTK_CLK_TOP, - MTK_CLK_PWM1, - MTK_CLK_PWM2, - MTK_CLK_PWM3, - MTK_CLK_PWM4, - MTK_CLK_PWM5, - MTK_CLK_PWM6, - MTK_CLK_PWM7, - MTK_CLK_PWM8, - MTK_CLK_MAX, -}; - -static const char * const mtk_pwm_clk_name[MTK_CLK_MAX] = { - "main", "top", "pwm1", "pwm2", "pwm3", "pwm4", "pwm5", "pwm6", "pwm7", - "pwm8" -}; - struct mtk_pwm_platform_data { unsigned int fallback_npwms; bool pwm45_fixup; @@ -63,12 +44,17 @@ struct mtk_pwm_platform_data { * struct mtk_pwm_chip - struct representing PWM chip * @chip: linux PWM chip representation * @regs: base address of PWM chip - * @clks: list of clocks + * @clk_top: the top clock generator + * @clk_main: the clock used by PWM core + * @clk_pwms: the clock used by each PWM channel + * @clk_freq: the fix clock frequency of legacy MIPS SoC */ struct mtk_pwm_chip { struct pwm_chip chip; void __iomem *regs; - struct clk *clks[MTK_CLK_MAX]; + struct clk *clk_top; + struct clk *clk_main; + struct clk **clk_pwms; const struct mtk_pwm_platform_data *soc; }; @@ -86,24 +72,24 @@ static int mtk_pwm_clk_enable(struct pwm_chip *chip, struct pwm_device *pwm) struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); int ret; - ret = clk_prepare_enable(pc->clks[MTK_CLK_TOP]); + ret = clk_prepare_enable(pc->clk_top); if (ret < 0) return ret; - ret = clk_prepare_enable(pc->clks[MTK_CLK_MAIN]); + ret = clk_prepare_enable(pc->clk_main); if (ret < 0) goto disable_clk_top; - ret = clk_prepare_enable(pc->clks[MTK_CLK_PWM1 + pwm->hwpwm]); + ret = clk_prepare_enable(pc->clk_pwms[pwm->hwpwm]); if (ret < 0) goto disable_clk_main; return 0; disable_clk_main: - clk_disable_unprepare(pc->clks[MTK_CLK_MAIN]); + clk_disable_unprepare(pc->clk_main); disable_clk_top: - clk_disable_unprepare(pc->clks[MTK_CLK_TOP]); + clk_disable_unprepare(pc->clk_top); return ret; } @@ -112,9 +98,9 @@ static void mtk_pwm_clk_disable(struct pwm_chip *chip, struct pwm_device *pwm) { struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); - clk_disable_unprepare(pc->clks[MTK_CLK_PWM1 + pwm->hwpwm]); - clk_disable_unprepare(pc->clks[MTK_CLK_MAIN]); - clk_disable_unprepare(pc->clks[MTK_CLK_TOP]); + clk_disable_unprepare(pc->clk_pwms[pwm->hwpwm]); + clk_disable_unprepare(pc->clk_main); + clk_disable_unprepare(pc->clk_top); } static inline u32 mtk_pwm_readl(struct mtk_pwm_chip *chip, unsigned int num, @@ -222,7 +208,7 @@ static int mtk_pwm_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct mtk_pwm_chip *pc; struct resource *res; - unsigned int i, npwms; + unsigned int npwms; int ret; pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL); @@ -248,21 +234,35 @@ static int mtk_pwm_probe(struct platform_device *pdev) } } - /* MAIN + TOP + NPWM < MTK_CLK_MAX */ - if ((npwms + 2) > MTK_CLK_MAX) { - dev_warn(&pdev->dev, "number of PWMs is larger than %d\n", - MTK_CLK_MAX - 2); - npwms = MTK_CLK_MAX - 2; + int i; + + pc->clk_pwms = devm_kcalloc(&pdev->dev, npwms, + sizeof(*pc->clk_pwms), GFP_KERNEL); + if (!pc->clk_pwms) + return -ENOMEM; + + pc->clk_top = devm_clk_get(&pdev->dev, "top"); + if (IS_ERR(pc->clk_top)) { + dev_err(&pdev->dev, "clock: top fail: %ld\n", + PTR_ERR(pc->clk_top)); + return PTR_ERR(pc->clk_top); + } + + pc->clk_main = devm_clk_get(&pdev->dev, "main"); + if (IS_ERR(pc->clk_main)) { + dev_err(&pdev->dev, "clock: main fail: %ld\n", + PTR_ERR(pc->clk_main)); + return PTR_ERR(pc->clk_main); } + for (i = 0; i < npwms; i++) { + char name[8]; - for (i = 0; i < npwms + 2 ; i++) { - pc->clks[i] = devm_clk_get(&pdev->dev, - mtk_pwm_clk_name[i]); - if (IS_ERR(pc->clks[i])) { + snprintf(name, sizeof(name), "pwm%d", i + 1); + pc->clk_pwms[i] = devm_clk_get(&pdev->dev, name); + if (IS_ERR(pc->clk_pwms[i])) { dev_err(&pdev->dev, "clock: %s fail: %ld\n", - mtk_pwm_clk_name[i], - PTR_ERR(pc->clks[i])); - return PTR_ERR(pc->clks[i]); + name, PTR_ERR(pc->clk_pwms[i])); + return PTR_ERR(pc->clk_pwms[i]); } } From patchwork Fri Aug 30 03:57:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122863 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 83F0514DE for ; Fri, 30 Aug 2019 03:58:15 +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 5D57C20659 for ; 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Fri, 30 Aug 2019 11:58:06 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:58:06 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 05/11] pwm: mediatek: use pwm_mediatek as common prefix Date: Fri, 30 Aug 2019 11:57:11 +0800 Message-ID: <1567137437-10041-6-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: D25FAEBB30A909109488AD38AA10419D40E638BE89A87D56B1C632D52E9E8F8B2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205812_040310_26DEB625 X-CRM114-Status: GOOD ( 13.50 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Use pwm_mediatek as common prefix to match the filename. No functional change intended. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih Acked-by: Uwe Kleine-König --- Changes since v6: Add an Acked-by tag Changes since v5: - Follow reviewers's comments The license stuff is a separate change --- drivers/pwm/pwm-mediatek.c | 116 +++++++++++++++++++------------------ 1 file changed, 59 insertions(+), 57 deletions(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index 71bfab7e2e19..11f9cc446f14 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -34,14 +34,13 @@ #define PWM45THRES_FIXUP 0x34 #define PWM_CLK_DIV_MAX 7 - -struct mtk_pwm_platform_data { +struct pwm_mediatek_of_data { unsigned int fallback_npwms; bool pwm45_fixup; }; /** - * struct mtk_pwm_chip - struct representing PWM chip + * struct pwm_mediatek_chip - struct representing PWM chip * @chip: linux PWM chip representation * @regs: base address of PWM chip * @clk_top: the top clock generator @@ -49,27 +48,29 @@ struct mtk_pwm_platform_data { * @clk_pwms: the clock used by each PWM channel * @clk_freq: the fix clock frequency of legacy MIPS SoC */ -struct mtk_pwm_chip { +struct pwm_mediatek_chip { struct pwm_chip chip; void __iomem *regs; struct clk *clk_top; struct clk *clk_main; struct clk **clk_pwms; - const struct mtk_pwm_platform_data *soc; + const struct pwm_mediatek_of_data *soc; }; -static const unsigned int mtk_pwm_reg_offset[] = { +static const unsigned int pwm_mediatek_reg_offset[] = { 0x0010, 0x0050, 0x0090, 0x00d0, 0x0110, 0x0150, 0x0190, 0x0220 }; -static inline struct mtk_pwm_chip *to_mtk_pwm_chip(struct pwm_chip *chip) +static inline struct pwm_mediatek_chip * +to_pwm_mediatek_chip(struct pwm_chip *chip) { - return container_of(chip, struct mtk_pwm_chip, chip); + return container_of(chip, struct pwm_mediatek_chip, chip); } -static int mtk_pwm_clk_enable(struct pwm_chip *chip, struct pwm_device *pwm) +static int pwm_mediatek_clk_enable(struct pwm_chip *chip, + struct pwm_device *pwm) { - struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); + struct pwm_mediatek_chip *pc = to_pwm_mediatek_chip(chip); int ret; ret = clk_prepare_enable(pc->clk_top); @@ -94,45 +95,46 @@ static int mtk_pwm_clk_enable(struct pwm_chip *chip, struct pwm_device *pwm) return ret; } -static void mtk_pwm_clk_disable(struct pwm_chip *chip, struct pwm_device *pwm) +static void pwm_mediatek_clk_disable(struct pwm_chip *chip, + struct pwm_device *pwm) { - struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); + struct pwm_mediatek_chip *pc = to_pwm_mediatek_chip(chip); clk_disable_unprepare(pc->clk_pwms[pwm->hwpwm]); clk_disable_unprepare(pc->clk_main); clk_disable_unprepare(pc->clk_top); } -static inline u32 mtk_pwm_readl(struct mtk_pwm_chip *chip, unsigned int num, - unsigned int offset) +static inline u32 pwm_mediatek_readl(struct pwm_mediatek_chip *chip, + unsigned int num, unsigned int offset) { - return readl(chip->regs + mtk_pwm_reg_offset[num] + offset); + return readl(chip->regs + pwm_mediatek_reg_offset[num] + offset); } -static inline void mtk_pwm_writel(struct mtk_pwm_chip *chip, - unsigned int num, unsigned int offset, - u32 value) +static inline void pwm_mediatek_writel(struct pwm_mediatek_chip *chip, + unsigned int num, unsigned int offset, + u32 value) { - writel(value, chip->regs + mtk_pwm_reg_offset[num] + offset); + writel(value, chip->regs + pwm_mediatek_reg_offset[num] + offset); } -static int mtk_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, - int duty_ns, int period_ns) +static int pwm_mediatek_config(struct pwm_chip *chip, struct pwm_device *pwm, + int duty_ns, int period_ns) { - struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); - struct clk *clk = pc->clks[MTK_CLK_PWM1 + pwm->hwpwm]; + struct pwm_mediatek_chip *pc = to_pwm_mediatek_chip(chip); u32 clkdiv = 0, cnt_period, cnt_duty, reg_width = PWMDWIDTH, reg_thres = PWMTHRES; u64 resolution; int ret; - ret = mtk_pwm_clk_enable(chip, pwm); + ret = pwm_mediatek_clk_enable(chip, pwm); + if (ret < 0) return ret; /* Using resolution in picosecond gets accuracy higher */ resolution = (u64)NSEC_PER_SEC * 1000; - do_div(resolution, clk_get_rate(clk)); + do_div(resolution, clk_get_rate(pc->clk_pwms[pwm->hwpwm])); cnt_period = DIV_ROUND_CLOSEST_ULL((u64)period_ns * 1000, resolution); while (cnt_period > 8191) { @@ -143,7 +145,7 @@ static int mtk_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, } if (clkdiv > PWM_CLK_DIV_MAX) { - mtk_pwm_clk_disable(chip, pwm); + pwm_mediatek_clk_disable(chip, pwm); dev_err(chip->dev, "period %d not supported\n", period_ns); return -EINVAL; } @@ -158,22 +160,22 @@ static int mtk_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, } cnt_duty = DIV_ROUND_CLOSEST_ULL((u64)duty_ns * 1000, resolution); - mtk_pwm_writel(pc, pwm->hwpwm, PWMCON, BIT(15) | clkdiv); - mtk_pwm_writel(pc, pwm->hwpwm, reg_width, cnt_period); - mtk_pwm_writel(pc, pwm->hwpwm, reg_thres, cnt_duty); + pwm_mediatek_writel(pc, pwm->hwpwm, PWMCON, BIT(15) | clkdiv); + pwm_mediatek_writel(pc, pwm->hwpwm, reg_width, cnt_period); + pwm_mediatek_writel(pc, pwm->hwpwm, reg_thres, cnt_duty); - mtk_pwm_clk_disable(chip, pwm); + pwm_mediatek_clk_disable(chip, pwm); return 0; } -static int mtk_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) +static int pwm_mediatek_enable(struct pwm_chip *chip, struct pwm_device *pwm) { - struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); + struct pwm_mediatek_chip *pc = to_pwm_mediatek_chip(chip); u32 value; int ret; - ret = mtk_pwm_clk_enable(chip, pwm); + ret = pwm_mediatek_clk_enable(chip, pwm); if (ret < 0) return ret; @@ -184,29 +186,29 @@ static int mtk_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) return 0; } -static void mtk_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) +static void pwm_mediatek_disable(struct pwm_chip *chip, struct pwm_device *pwm) { - struct mtk_pwm_chip *pc = to_mtk_pwm_chip(chip); + struct pwm_mediatek_chip *pc = to_pwm_mediatek_chip(chip); u32 value; value = readl(pc->regs); value &= ~BIT(pwm->hwpwm); writel(value, pc->regs); - mtk_pwm_clk_disable(chip, pwm); + pwm_mediatek_clk_disable(chip, pwm); } -static const struct pwm_ops mtk_pwm_ops = { - .config = mtk_pwm_config, - .enable = mtk_pwm_enable, - .disable = mtk_pwm_disable, +static const struct pwm_ops pwm_mediatek_ops = { + .config = pwm_mediatek_config, + .enable = pwm_mediatek_enable, + .disable = pwm_mediatek_disable, .owner = THIS_MODULE, }; -static int mtk_pwm_probe(struct platform_device *pdev) +static int pwm_mediatek_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; - struct mtk_pwm_chip *pc; + struct pwm_mediatek_chip *pc; struct resource *res; unsigned int npwms; int ret; @@ -269,7 +271,7 @@ static int mtk_pwm_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pc); pc->chip.dev = &pdev->dev; - pc->chip.ops = &mtk_pwm_ops; + pc->chip.ops = &pwm_mediatek_ops; pc->chip.base = -1; pc->chip.npwm = npwms; @@ -282,51 +284,51 @@ static int mtk_pwm_probe(struct platform_device *pdev) return 0; } -static int mtk_pwm_remove(struct platform_device *pdev) +static int pwm_mediatek_remove(struct platform_device *pdev) { - struct mtk_pwm_chip *pc = platform_get_drvdata(pdev); + struct pwm_mediatek_chip *pc = platform_get_drvdata(pdev); return pwmchip_remove(&pc->chip); } -static const struct mtk_pwm_platform_data mt2712_pwm_data = { +static const struct pwm_mediatek_of_data mt2712_pwm_data = { .fallback_npwms = 8, .pwm45_fixup = false, }; -static const struct mtk_pwm_platform_data mt7622_pwm_data = { +static const struct pwm_mediatek_of_data mt7622_pwm_data = { .fallback_npwms = 6, .pwm45_fixup = false, }; -static const struct mtk_pwm_platform_data mt7623_pwm_data = { +static const struct pwm_mediatek_of_data mt7623_pwm_data = { .fallback_npwms = 5, .pwm45_fixup = true, }; -static const struct mtk_pwm_platform_data mt7628_pwm_data = { +static const struct pwm_mediatek_of_data mt7628_pwm_data = { .fallback_npwms = 4, .pwm45_fixup = true, }; -static const struct of_device_id mtk_pwm_of_match[] = { +static const struct of_device_id pwm_mediatek_of_match[] = { { .compatible = "mediatek,mt2712-pwm", .data = &mt2712_pwm_data }, { .compatible = "mediatek,mt7622-pwm", .data = &mt7622_pwm_data }, { .compatible = "mediatek,mt7623-pwm", .data = &mt7623_pwm_data }, { .compatible = "mediatek,mt7628-pwm", .data = &mt7628_pwm_data }, { }, }; -MODULE_DEVICE_TABLE(of, mtk_pwm_of_match); +MODULE_DEVICE_TABLE(of, pwm_mediatek_of_match); -static struct platform_driver mtk_pwm_driver = { +static struct platform_driver pwm_mediatek_driver = { .driver = { - .name = "mtk-pwm", - .of_match_table = mtk_pwm_of_match, + .name = "pwm-mediatek", + .of_match_table = pwm_mediatek_of_match, }, - .probe = mtk_pwm_probe, - .remove = mtk_pwm_remove, + .probe = pwm_mediatek_probe, + .remove = pwm_mediatek_remove, }; -module_platform_driver(mtk_pwm_driver); +module_platform_driver(pwm_mediatek_driver); MODULE_AUTHOR("John Crispin "); MODULE_LICENSE("GPL"); From patchwork Fri Aug 30 03:57:12 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122865 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 770BD1398 for ; Fri, 30 Aug 2019 03:58:24 +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 53E6B21874 for ; Fri, 30 Aug 2019 03:58:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Qw1XfYaC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 53E6B21874 Authentication-Results: mail.kernel.org; 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Fri, 30 Aug 2019 11:58:14 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:58:09 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 06/11] pwm: mediatek: update license and switch to SPDX tag Date: Fri, 30 Aug 2019 11:57:12 +0800 Message-ID: <1567137437-10041-7-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 8A5EF332AAA6BD51547AACC505FBF03FAC0D16D5028FAD19DBE63BD311DCB28C2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205821_032565_DAE9A8CF X-CRM114-Status: GOOD ( 10.63 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Add SPDX identifiers to pwm-mediatek.c Update license to GNU General Public License v2.0 Signed-off-by: Ryder Lee Signed-off-by: Sam Shih Reviewed-by: Uwe Kleine-König --- Changes since v6: Add a Reviewed-by tag Changes since v5: - Follow reviewers's comments The license stuff is a separate change --- drivers/pwm/pwm-mediatek.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/pwm/pwm-mediatek.c b/drivers/pwm/pwm-mediatek.c index 11f9cc446f14..9a61829766fc 100644 --- a/drivers/pwm/pwm-mediatek.c +++ b/drivers/pwm/pwm-mediatek.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* - * Mediatek Pulse Width Modulator driver + * MediaTek Pulse Width Modulator driver * * Copyright (C) 2015 John Crispin * Copyright (C) 2017 Zhi Mao * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. */ #include @@ -331,4 +329,4 @@ static struct platform_driver pwm_mediatek_driver = { module_platform_driver(pwm_mediatek_driver); MODULE_AUTHOR("John Crispin "); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); From patchwork Fri Aug 30 03:57:13 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122867 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 65D341398 for ; Fri, 30 Aug 2019 03:58:26 +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 42A4B20828 for ; 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Fri, 30 Aug 2019 11:58:21 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:58:21 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 07/11] dt-bindings: pwm: pwm-mediatek: add a property "num-pwms" Date: Fri, 30 Aug 2019 11:57:13 +0800 Message-ID: <1567137437-10041-8-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: E4942FE2E7F28A348847FBE20558C7C52BA6C66C70C165974C628DD8D669BBFB2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205822_053738_DB2F0208 X-CRM114-Status: GOOD ( 10.65 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: Ryder Lee This adds a property "num-pwms" in example so that we could specify the number of PWM channels via device tree. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih Reviewed-by: Matthias Brugger Acked-by: Uwe Kleine-König --- Changes since v6: Follow reviewers's comments: - The subject should indicate this is for Mediatek Changes since v5: - Add an Acked-by tag - This file is original v4 patch 5/10 (https://patchwork.kernel.org/patch/11102577/) --- Documentation/devicetree/bindings/pwm/pwm-mediatek.txt | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt b/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt index 991728cb46cb..ea95b490a913 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt @@ -14,12 +14,12 @@ Required properties: has no clocks - "top": the top clock generator - "main": clock used by the PWM core - - "pwm1-8": the eight per PWM clocks for mt2712 - - "pwm1-6": the six per PWM clocks for mt7622 - - "pwm1-5": the five per PWM clocks for mt7623 + - "pwm1-N": the PWM clocks for each channel + where N starting from 1 to the maximum number of PWM channels - pinctrl-names: Must contain a "default" entry. - pinctrl-0: One property must exist for each entry in pinctrl-names. See pinctrl/pinctrl-bindings.txt for details of the property values. + - num-pwms: the number of PWM channels. Example: pwm0: pwm@11006000 { @@ -37,4 +37,5 @@ Example: "pwm3", "pwm4", "pwm5"; pinctrl-names = "default"; pinctrl-0 = <&pwm0_pins>; + num-pwms = <5>; }; From patchwork Fri Aug 30 03:57:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122869 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 208B71398 for ; Fri, 30 Aug 2019 03:58:32 +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 F134020828 for ; Fri, 30 Aug 2019 03:58:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="dHBs0mrm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F134020828 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TcHqJd3FgDS4xO+ohkGSmGfbUaocLOYa91z+DvP2YFI=; b=dHBs0mrmbEWyu1 KjuddyihwTpHvyi1EaRyqvJueIvhre2VCzhcXpwYvrqdqLQ6YDqjSd9KWWv/rklugT2z5Y11nWWwm WOVEcAABaEWNPbvdjGfWyAiRNYI2uSbly0OLNjCz5wikZK8I/eFmykLusdSQJPY+tJheWVKxVOdMZ 4pCHLmf0PSA1yjq19rosicWQ5ArUAJ59lrl1eFDmICCbIyJ+lr4OppFqn8EdY8HbkdFGKdcoDyQcZ 7l7gWWj5whVzmEzAoE5pOCU3YjO0RBd/6Bf9W9eUqlj9ILEFxn77avKcf926g1qRjQLJ5S5kN+pXy gO1JClDe9KLzMaupNf2Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3T-00031q-Ft; Fri, 30 Aug 2019 03:58:31 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3Q-000303-Ew for linux-mediatek@lists.infradead.org; Fri, 30 Aug 2019 03:58:29 +0000 X-UUID: 6f0bee7476f0430b8437aa07baae1a60-20190829 X-UUID: 6f0bee7476f0430b8437aa07baae1a60-20190829 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 2051778372; Thu, 29 Aug 2019 19:58:29 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 29 Aug 2019 20:58:27 -0700 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 30 Aug 2019 11:58:26 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:58:26 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 08/11] arm64: dts: mt7622: add a property "num-pwms" for PWM Date: Fri, 30 Aug 2019 11:57:14 +0800 Message-ID: <1567137437-10041-9-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205828_505736_0D192E35 X-CRM114-Status: UNSURE ( 8.47 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: Ryder Lee This adds a property "num-pwms" for PWM controller. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih --- arch/arm64/boot/dts/mediatek/mt7622.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi index d1e13d340e26..9a043938881f 100644 --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi @@ -439,6 +439,7 @@ <&pericfg CLK_PERI_PWM6_PD>; clock-names = "top", "main", "pwm1", "pwm2", "pwm3", "pwm4", "pwm5", "pwm6"; + num-pwms = <6>; status = "disabled"; }; From patchwork Fri Aug 30 03:57:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122871 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2A96714DE for ; Fri, 30 Aug 2019 03:58:35 +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 075EC20828 for ; Fri, 30 Aug 2019 03:58:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="udZowwmR" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 075EC20828 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=mrtHUKZW6hkvDu/nv6wXlGyQu+hoQ3jXr//Bl++9U44=; b=udZowwmRDkfBry 37glfyxvI8XgLjAZXfKnOU2m8DywIh4I7KYfZZYVbMhGymIxR8CAnh6WeL4p7bLdGm3JXe2F9NdTd KgN0wLCXLdOdUyUK/60Z1rwnwDRYD33EovO/9xGGhFqPOtxkc72kwHde2fkWuZA0K+FWF7b0/no/S LrRISnzf7mhJWWuIaB/hpdOVukz4i8qTWX9dtpF5HgzeSF1FvmJitB0t8pt5yUoorkJF5Vqa4EC3k jUyTjbpnXIeMw8eQYiHX9SrXJDjKIcnL2NBT8AehXdK5KRooPscQkNzDj+e9VeO/gKx40PnooCxGR LkUddTy83qsODTOP5V0A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3W-000346-Ln; Fri, 30 Aug 2019 03:58:34 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3T-00031i-EP for linux-mediatek@lists.infradead.org; Fri, 30 Aug 2019 03:58:32 +0000 X-UUID: 88ed1a8ad2744340a42bd5fe990baf0b-20190829 X-UUID: 88ed1a8ad2744340a42bd5fe990baf0b-20190829 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1608538850; Thu, 29 Aug 2019 19:58:35 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 29 Aug 2019 20:58:33 -0700 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 30 Aug 2019 11:58:31 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:58:31 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 09/11] arm: dts: mt7623: add a property "num-pwms" for PWM Date: Fri, 30 Aug 2019 11:57:15 +0800 Message-ID: <1567137437-10041-10-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 7308595816F550809ACFC2884F3496F010AE91ADB2F83BB16180836DEA5835A12000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205831_495693_E4B0E10A X-CRM114-Status: UNSURE ( 8.18 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: Ryder Lee This adds a property "num-pwms" for PWM controller. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih --- arch/arm/boot/dts/mt7623.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi index a79f0b6c3429..208e0d19a575 100644 --- a/arch/arm/boot/dts/mt7623.dtsi +++ b/arch/arm/boot/dts/mt7623.dtsi @@ -452,6 +452,7 @@ <&pericfg CLK_PERI_PWM5>; clock-names = "top", "main", "pwm1", "pwm2", "pwm3", "pwm4", "pwm5"; + num-pwms = <5>; status = "disabled"; }; From patchwork Fri Aug 30 03:57:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122873 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8644F14DE for ; Fri, 30 Aug 2019 03:58:50 +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 6354F20828 for ; Fri, 30 Aug 2019 03:58:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="RcF6pMjI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6354F20828 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=odhu0nvxhRx3UD10lqGaB9wwX4q0s+E6wcWab/xFI+M=; b=RcF6pMjIEKu+6B FvtwTh0JEIKMpivu16T2o1TLvmVS2kOm+n3zwdbFRCOjldtEiWGXkDAU4IWILhwGXurDpLicf98ZG q9H51m3XgCCd+hZUgJYSk8xbUCQzUcGXxev5b817JNCpHT4tPfe5WHHuzFugCdG1Mt5LtDfxCwTn2 iCuASoPsXsLzAj1LIooYd08BE7DfmnZgY8WLH1p2CzOxnLs8ITv0F80gX7YDLyUSDR95ky96CwiFQ tgrHM8V8aWIupt5oZd7RYBfk6Dy5I+eOykk5TtgSCevGBNKG55D7FDb3dn0sOWNzSo2n68HAPMDwP 5KZIN2+owHyy38OQ9QOw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3m-000396-1D; Fri, 30 Aug 2019 03:58:50 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3j-00038a-EY for linux-mediatek@lists.infradead.org; Fri, 30 Aug 2019 03:58:48 +0000 X-UUID: 9b0f5493d857471fb60b2b34e92c9164-20190829 X-UUID: 9b0f5493d857471fb60b2b34e92c9164-20190829 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 585416929; Thu, 29 Aug 2019 19:58:49 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 29 Aug 2019 20:58:48 -0700 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 30 Aug 2019 11:58:46 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:58:46 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 10/11] dt-bindings: pwm: update bindings for MT7629 SoC Date: Fri, 30 Aug 2019 11:57:16 +0800 Message-ID: <1567137437-10041-11-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 84B8AB9ACCE752F4C84D0758217D09B3294BF14AF89FEEF49750320A3844CF0F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205847_487559_CE8006E5 X-CRM114-Status: UNSURE ( 9.15 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: Ryder Lee This updates bindings for MT7629 pwm controller. Signed-off-by: Ryder Lee Signed-off-by: Sam Shih Reviewed-by: Rob Herring Reviewed-by: Matthias Brugger --- Changes since v7: - add a missed Reviewed-by tag back from v1: https://patchwork.kernel.org/patch/10769381/ Changes since v1: - add a Reviewed-by tag --- Documentation/devicetree/bindings/pwm/pwm-mediatek.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt b/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt index ea95b490a913..c7bd5633d1eb 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt +++ b/Documentation/devicetree/bindings/pwm/pwm-mediatek.txt @@ -6,6 +6,7 @@ Required properties: - "mediatek,mt7622-pwm": found on mt7622 SoC. - "mediatek,mt7623-pwm": found on mt7623 SoC. - "mediatek,mt7628-pwm": found on mt7628 SoC. + - "mediatek,mt7629-pwm", "mediatek,mt7622-pwm": found on mt7629 SoC. - reg: physical base address and length of the controller's registers. - #pwm-cells: must be 2. See pwm.txt in this directory for a description of the cell format. From patchwork Fri Aug 30 03:57:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?U2FtIFNoaWggKOWPsueiqeS4iSk=?= X-Patchwork-Id: 11122875 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A0DD11398 for ; Fri, 30 Aug 2019 03:58:52 +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 7DB3B20828 for ; Fri, 30 Aug 2019 03:58:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="mSNDpaum" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7DB3B20828 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=KpLY1Ghb7Cw42DcHWgU5kqBRY2BDxBAM2sLvdwuKsdo=; b=mSNDpaum4B+KWv As4nK/OD7yeQMBCSiNiwB1OAm1cIWfuKxuyvwjowOSCDfN0be4sr5g+fvHe8k6sZORepLIE3gx20I ouasHJ1nPgvpua1qwqBytJ73ZBs0RRe14JHkqNgI1p0eyZmBr00x6yG954gDu2yY6cq75jBXt0TLL sZcPFbuJ+Ct39XXAnO6YrGIO5aKq0EYtmX9c4d+HJf15C/JYJAuzEcIgPAlNYlBf+NgYw9PRZbNVS Wkj8zsVf7MiQbPWh88CDjARRRTDmdNWmOPQ2bntluYrXalbm7iH9QK5vioC9dzn3gAGAydPSpmnLN fbWM7Hx/lMTeueAbA1tA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3o-0003BT-5l; Fri, 30 Aug 2019 03:58:52 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1i3Y3l-000392-WA for linux-mediatek@lists.infradead.org; Fri, 30 Aug 2019 03:58:51 +0000 X-UUID: 7d8ce24bc63c4396935b4965650c48d3-20190829 X-UUID: 7d8ce24bc63c4396935b4965650c48d3-20190829 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1375716113; Thu, 29 Aug 2019 19:58:50 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 29 Aug 2019 20:58:49 -0700 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 30 Aug 2019 11:58:48 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 30 Aug 2019 11:58:48 +0800 From: Sam Shih To: Rob Herring , Mark Rutland , Matthias Brugger , Thierry Reding Subject: [PATCH v7 11/11] arm: dts: mediatek: add mt7629 pwm support Date: Fri, 30 Aug 2019 11:57:17 +0800 Message-ID: <1567137437-10041-12-git-send-email-sam.shih@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> References: <1567137437-10041-1-git-send-email-sam.shih@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_205850_040060_C7C9D026 X-CRM114-Status: UNSURE ( 8.64 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-pwm@vger.kernel.org, Ryder Lee , devicetree@vger.kernel.org, Sam Shih , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, John Crispin Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org This adds pwm support for MT7629. Signed-off-by: Sam Shih --- arch/arm/boot/dts/mt7629.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/boot/dts/mt7629.dtsi b/arch/arm/boot/dts/mt7629.dtsi index 9608bc2ccb3f..493be9a9453b 100644 --- a/arch/arm/boot/dts/mt7629.dtsi +++ b/arch/arm/boot/dts/mt7629.dtsi @@ -241,6 +241,22 @@ status = "disabled"; }; + pwm: pwm@11006000 { + compatible = "mediatek,mt7629-pwm", + "mediatek,mt7622-pwm"; + reg = <0 0x11006000 0 0x1000>; + interrupts = ; + clocks = <&topckgen CLK_TOP_PWM_SEL>, + <&pericfg CLK_PERI_PWM_PD>, + <&pericfg CLK_PERI_PWM1_PD>; + clock-names = "top", "main", "pwm1"; + assigned-clocks = <&topckgen CLK_TOP_PWM_SEL>; + assigned-clock-parents = + <&topckgen CLK_TOP_UNIVPLL2_D4>; + num-pwms = <1>; + status = "disabled"; + }; + i2c: i2c@11007000 { compatible = "mediatek,mt7629-i2c", "mediatek,mt2712-i2c";