From patchwork Mon Jan 8 02:17:14 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Lechner X-Patchwork-Id: 10148721 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 5979760210 for ; Mon, 8 Jan 2018 02:27:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 469AE287F3 for ; Mon, 8 Jan 2018 02:27:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3B7F6287FE; Mon, 8 Jan 2018 02:27:09 +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,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B763E287F3 for ; Mon, 8 Jan 2018 02:27:08 +0000 (UTC) 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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=B1cfwH5PPGqnwVGV9SwvHypQlp9ei77TeXD0qyJH+bs=; b=aJyohF7CRFIkFW+kRXUwdP34Ce bXGNkfD8XaSPlAeIAF29njYeq8uCVF4dIKbVxvoZCvE5d4wTQgUwuvKTLTyFx1M6Au3PxAwX7RwL8 oEH0mdZXe/EPuJBSYGMtb7SLKuE7ZX8EZgVrJeTUOiU1ndFD/e0WG+6GRrNEP6mIfQTeskozdfQ0L Jn/ZlLX5xrC3pLIZmsA2mIIVQBzLizPcAoQ+hCa3HeFh0md2Qk87J+Vg6WumBq/AFT+b5Qho/+2uf fmsaC6hA+uOT8faF+KWs0wq0CPrqonethjSXdLFFQUH2i4zk1aYGfQ2MWLQnp7zLa8xiP2sygVh4S 4fc/8OJA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1eYN9U-0006yA-CJ; Mon, 08 Jan 2018 02:27:04 +0000 Received: from vern.gendns.com ([206.190.152.46]) by bombadil.infradead.org with esmtps (Exim 4.89 #1 (Red Hat Linux)) id 1eYN1a-0008Ez-R1 for linux-arm-kernel@lists.infradead.org; Mon, 08 Jan 2018 02:19:32 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lechnology.com; s=default; h=References:In-Reply-To:Message-Id:Date:Subject :Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=suw8XOHsD6hItNvkdZc/zO8Xtmu3mGGrS1OlYcIda6s=; b=QbC499sYBVUhuQ//S1D3naYdu 5OpW7BD9sE4u3gG//whftybNOG5ZoQ+GVKG2+Rq5VeDUYK5HFMUdenA/lr3NhD8llsp2JnzYy0VQT vGR+vOMiH9kYyScEPJ/OzflQotLG16jJGosuVYkNNDMqWlegpgzxdb6LoAHd3F34Or2bjjO+vNO2f P3yAK4S8JeKyENKkp82pg3gVciHeT8rbVWsgQNrMSrxrxkPYPKU/fAnftT9RKGk2LSCo1LVwBJFAZ G5KXEf34qx2Df8tYFJ0o4ZnA9r1AEaoCpfBZnRyPs7YhfmT2Uy+dpUYh0db4IvK7anv1muYDPnQME VtFpl/3Eg==; Received: from 108-198-5-147.lightspeed.okcbok.sbcglobal.net ([108.198.5.147]:53904 helo=freyr.lechnology.com) by vern.gendns.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES128-SHA256:128) (Exim 4.89) (envelope-from ) id 1eYN1G-0009GR-Sg; Sun, 07 Jan 2018 21:18:35 -0500 From: David Lechner To: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 15/44] clk: davinci: Add platform information for TI DM644x PSC Date: Sun, 7 Jan 2018 20:17:14 -0600 Message-Id: <1515377863-20358-16-git-send-email-david@lechnology.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1515377863-20358-1-git-send-email-david@lechnology.com> References: <1515377863-20358-1-git-send-email-david@lechnology.com> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - lists.infradead.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180107_181856_238336_7AC6C4DA X-CRM114-Status: GOOD ( 11.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , David Lechner , Kevin Hilman , Stephen Boyd , Michael Turquette , Sekhar Nori , linux-kernel@vger.kernel.org, Rob Herring , Adam Ford MIME-Version: 1.0 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 This adds platform-specific declarations for the PSC clocks on TI DaVinci 644x based systems. Signed-off-by: David Lechner --- drivers/clk/davinci/Makefile | 1 + drivers/clk/davinci/psc-dm644x.c | 73 ++++++++++++++++++++++++++++++++++++++++ include/linux/clk/davinci.h | 1 + 3 files changed, 75 insertions(+) create mode 100644 drivers/clk/davinci/psc-dm644x.c diff --git a/drivers/clk/davinci/Makefile b/drivers/clk/davinci/Makefile index 78dc1eb..a20e379 100644 --- a/drivers/clk/davinci/Makefile +++ b/drivers/clk/davinci/Makefile @@ -14,4 +14,5 @@ obj-$(CONFIG_ARCH_DAVINCI_DA830) += psc-da830.o obj-$(CONFIG_ARCH_DAVINCI_DA850) += psc-da850.o obj-$(CONFIG_ARCH_DAVINCI_DM355) += psc-dm355.o obj-$(CONFIG_ARCH_DAVINCI_DM365) += psc-dm365.o +obj-$(CONFIG_ARCH_DAVINCI_DM644x) += psc-dm644x.o endif diff --git a/drivers/clk/davinci/psc-dm644x.c b/drivers/clk/davinci/psc-dm644x.c new file mode 100644 index 0000000..ef5ef14 --- /dev/null +++ b/drivers/clk/davinci/psc-dm644x.c @@ -0,0 +1,73 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * PSC clock descriptions for TI DaVinci DM644x + * + * Copyright (C) 2017 David Lechner + */ + +#include +#include +#include +#include + +#include "psc.h" + +static const struct davinci_psc_clk_info dm644x_psc_info[] __initconst = { + LPSC(0, 0, vpss_master, pll1_sysclk3, 0), + LPSC(1, 0, vpss_slave, pll1_sysclk3, 0), + LPSC(6, 0, emac, pll1_sysclk5, 0), + LPSC(9, 0, usb, pll1_sysclk5, 0), + LPSC(10, 0, ide, pll1_sysclk5, 0), + LPSC(11, 0, vlynq, pll1_sysclk5, 0), + LPSC(14, 0, aemif, pll1_sysclk5, 0), + LPSC(15, 0, mmcsd, pll1_sysclk5, 0), + LPSC(17, 0, asp0, pll1_sysclk5, 0), + LPSC(18, 0, i2c, pll1_aux_clk, 0), + LPSC(19, 0, uart0, pll1_aux_clk, 0), + LPSC(20, 0, uart1, pll1_aux_clk, 0), + LPSC(21, 0, uart2, pll1_aux_clk, 0), + LPSC(22, 0, spi, pll1_sysclk5, 0), + LPSC(23, 0, pwm0, pll1_aux_clk, 0), + LPSC(24, 0, pwm1, pll1_aux_clk, 0), + LPSC(25, 0, pwm2, pll1_aux_clk, 0), + LPSC(26, 0, gpio, pll1_sysclk5, 0), + LPSC(27, 0, timer0, pll1_aux_clk, 0), + LPSC(28, 0, timer1, pll1_aux_clk, 0), + /* REVISIT: why can't this be disabled? */ + LPSC(29, 0, timer2, pll1_aux_clk, LPSC_ALWAYS_ENABLED), + LPSC(31, 0, arm, pll1_sysclk2, LPSC_ALWAYS_ENABLED), + /* REVISIT how to disable? */ + LPSC(39, 1, dsp, pll1_sysclk1, LPSC_ALWAYS_ENABLED), + /* REVISIT how to disable? */ + LPSC(40, 1, vicp, pll1_sysclk2, LPSC_ALWAYS_ENABLED), + { } +}; + +void __init dm644x_psc_clk_init(void __iomem *psc) +{ + struct clk_onecell_data *clk_data; + + clk_data = davinci_psc_register_clocks(psc, dm644x_psc_info, 41); + if (!clk_data) + return; + + clk_register_clkdev(clk_data->clks[0], "master", "vpss"); + clk_register_clkdev(clk_data->clks[1], "slave", "vpss"); + clk_register_clkdev(clk_data->clks[6], NULL, "davinci_emac.1"); + clk_register_clkdev(clk_data->clks[6], "fck", "davinci_mdio.0"); + clk_register_clkdev(clk_data->clks[9], "usb", NULL); + clk_register_clkdev(clk_data->clks[10], NULL, "palm_bk3710"); + clk_register_clkdev(clk_data->clks[14], "aemif", NULL); + clk_register_clkdev(clk_data->clks[15], NULL, "dm6441-mmc.0"); + clk_register_clkdev(clk_data->clks[17], NULL, "davinci-mcbsp"); + clk_register_clkdev(clk_data->clks[18], NULL, "i2c_davinci.1"); + clk_register_clkdev(clk_data->clks[19], NULL, "serial8250.0"); + clk_register_clkdev(clk_data->clks[20], NULL, "serial8250.1"); + clk_register_clkdev(clk_data->clks[21], NULL, "serial8250.2"); + clk_register_clkdev(clk_data->clks[26], "gpio", NULL); + clk_register_clkdev(clk_data->clks[27], "timer0", NULL); + clk_register_clkdev(clk_data->clks[29], NULL, "davinci-wdt"); + clk_register_clkdev(clk_data->clks[31], "arm", NULL); + + clk_free_onecell_data(clk_data); +} diff --git a/include/linux/clk/davinci.h b/include/linux/clk/davinci.h index c7d8c5f..6d2896d 100644 --- a/include/linux/clk/davinci.h +++ b/include/linux/clk/davinci.h @@ -20,5 +20,6 @@ void da830_psc_clk_init(void __iomem *psc0, void __iomem *psc1); void da850_psc_clk_init(void __iomem *psc0, void __iomem *psc1); void dm355_psc_clk_init(void __iomem *psc); void dm365_psc_clk_init(void __iomem *psc); +void dm644x_psc_clk_init(void __iomem *psc); #endif /* __LINUX_CLK_DAVINCI_H__ */