From patchwork Tue Dec 13 14:20:17 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gabriel FERNANDEZ X-Patchwork-Id: 9472417 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id B0E106021C for ; Tue, 13 Dec 2016 14:25:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A12672857E for ; Tue, 13 Dec 2016 14:25:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9558728589; Tue, 13 Dec 2016 14:25:04 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 3A0672857E for ; Tue, 13 Dec 2016 14:25:04 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cGnzR-0001qU-Jg; Tue, 13 Dec 2016 14:23:33 +0000 Received: from mx07-00178001.pphosted.com ([62.209.51.94]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1cGnxr-00012o-FV for linux-arm-kernel@lists.infradead.org; Tue, 13 Dec 2016 14:21:57 +0000 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by m0046037.ppops.net (8.16.0.11/8.16.0.11) with SMTP id uBDE8p7w008856; Tue, 13 Dec 2016 15:21:03 +0100 Received: from beta.dmz-us.st.com (beta.dmz-us.st.com [167.4.1.35]) by mx07-.pphosted.com with ESMTP id 2788bwndcw-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Tue, 13 Dec 2016 15:21:03 +0100 Received: from zeta.dmz-us.st.com (ns4.st.com [167.4.16.71]) by beta.dmz-us.st.com (STMicroelectronics) with ESMTP id BAF332B; Tue, 13 Dec 2016 14:21:01 +0000 (GMT) Received: from Webmail-eu.st.com (safex1hubcas1.st.com [10.75.90.14]) by zeta.dmz-us.st.com (STMicroelectronics) with ESMTP id 65BC77F8; Tue, 13 Dec 2016 14:21:00 +0000 (GMT) Received: from localhost (10.48.1.80) by webmail-eu.st.com (10.75.90.13) with Microsoft SMTP Server (TLS) id 8.3.444.0; Tue, 13 Dec 2016 15:20:59 +0100 From: To: Rob Herring , Mark Rutland , Russell King , Maxime Coquelin , Alexandre Torgue , Michael Turquette , Stephen Boyd , Nicolas Pitre , Arnd Bergmann , , , Subject: [PATCH v4 6/9] clk: stm32f4: Add SAI clocks Date: Tue, 13 Dec 2016 15:20:17 +0100 Message-ID: <1481638820-29324-7-git-send-email-gabriel.fernandez@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1481638820-29324-1-git-send-email-gabriel.fernandez@st.com> References: <1481638820-29324-1-git-send-email-gabriel.fernandez@st.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-12-13_11:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161213_062156_043018_0128767A X-CRM114-Status: GOOD ( 10.17 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, amelie.delaunay@st.com, kernel@stlinux.com, olivier.bideau@st.com, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, ludovic.barre@st.com, gabriel.fernandez@st.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Gabriel Fernandez This patch introduces SAI clocks for stm32f4 socs. Signed-off-by: Gabriel Fernandez --- drivers/clk/clk-stm32f4.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c index a7a6a16..2bff436 100644 --- a/drivers/clk/clk-stm32f4.c +++ b/drivers/clk/clk-stm32f4.c @@ -948,6 +948,9 @@ static struct clk_hw *stm32_register_cclk(struct device *dev, const char *name, static const char *i2s_parents[2] = { "plli2s-r", NULL }; +static const char *sai_parents[4] = { "pllsai-q-div", "plli2s-q-div", NULL, + "no-clock" }; + struct stm32_aux_clk { int idx; const char *name; @@ -983,6 +986,18 @@ struct stm32f4_clk_data { NO_GATE, 0, CLK_SET_RATE_PARENT }, + { + CLK_SAI1, "sai1-a", sai_parents, ARRAY_SIZE(sai_parents), + STM32F4_RCC_DCKCFGR, 20, 3, + STM32F4_RCC_APB2ENR, 22, + CLK_SET_RATE_PARENT + }, + { + CLK_SAI2, "sai1-b", sai_parents, ARRAY_SIZE(sai_parents), + STM32F4_RCC_DCKCFGR, 22, 3, + STM32F4_RCC_APB2ENR, 22, + CLK_SET_RATE_PARENT + }, }; static const struct stm32f4_clk_data stm32f429_clk_data = { @@ -1115,6 +1130,7 @@ static void __init stm32f4_rcc_init(struct device_node *np) i2s_in_clk = of_clk_get_parent_name(np, 1); i2s_parents[1] = i2s_in_clk; + sai_parents[2] = i2s_in_clk; clk_register_fixed_rate_with_accuracy(NULL, "hsi", NULL, 0, 16000000, 160000);