From patchwork Tue May 10 09:50:45 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 9056111 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id DFF81BF29F for ; Tue, 10 May 2016 09:53:09 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id F052F20145 for ; Tue, 10 May 2016 09:53:08 +0000 (UTC) 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.kernel.org (Postfix) with ESMTPS id 01BCC20149 for ; Tue, 10 May 2016 09:53:08 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b04KH-0003nr-Tc; Tue, 10 May 2016 09:51:37 +0000 Received: from conuserg-10.nifty.com ([210.131.2.77]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b04Jh-00038M-KJ for linux-arm-kernel@lists.infradead.org; Tue, 10 May 2016 09:51:04 +0000 Received: from beagle.diag.org (p14092-ipngnfx01kyoto.kyoto.ocn.ne.jp [153.142.97.92]) (authenticated) by conuserg-10.nifty.com with ESMTP id u4A9o2q1001762; Tue, 10 May 2016 18:50:10 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-10.nifty.com u4A9o2q1001762 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1462873811; bh=CRYeZk8T3Sbu5H8yDL9cvhNj1nr8lMh0Ghp5HsniPtE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m7Dq5YzIyQTuTMoQXnzvdbl/P5FLhAkDc3tJdlBQ5z9eRbqGk+AnXGHfNuU2m3xFB amjrA6JzZQPo0wEnjWEm2gbp8RsJBePKtR8G5qUddQX/9eYbcDXv0gY+XN+gSCkxhn UA8iM7/fefkEGfYZVtui74nnr5k5pIusx0iD/EkUY26b0kVcL3oUiSYnwxBlh/mBb/ HvtuJqse/fePFu13X7cBhDLpjIuuM8l9ujr9a0hEsCuBvLTdbyK9fsxSNqZ6dgEFiX Ty0uXOa4IKZ7XuC5InEuzokzda15a2za7iVdL3Dsly8AbminJh9as455SP8246D4hk 8h5DpLL6SDdbQ== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: linux-clk@vger.kernel.org, Arnd Bergmann , Philipp Zabel Subject: [RFC PATCH 04/21] clk: uniphier: add clock driver for UniPhier PH1-Pro4 SoC Date: Tue, 10 May 2016 18:50:45 +0900 Message-Id: <1462873862-30940-5-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1462873862-30940-1-git-send-email-yamada.masahiro@socionext.com> References: <1462873862-30940-1-git-send-email-yamada.masahiro@socionext.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160510_025102_093226_3DF76394 X-CRM114-Status: GOOD ( 15.31 ) X-Spam-Score: -1.2 (-) 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: Masahiro Yamada , Michael Turquette , Stephen Boyd , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-6.2 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This series is just for review. Please do not apply this patch. Signed-off-by: Masahiro Yamada --- drivers/clk/uniphier/Kconfig | 4 ++ drivers/clk/uniphier/Makefile | 1 + drivers/clk/uniphier/clk-uniphier-pro4.c | 112 +++++++++++++++++++++++++++++++ 3 files changed, 117 insertions(+) create mode 100644 drivers/clk/uniphier/clk-uniphier-pro4.c diff --git a/drivers/clk/uniphier/Kconfig b/drivers/clk/uniphier/Kconfig index f5a7fbb..d789e26 100644 --- a/drivers/clk/uniphier/Kconfig +++ b/drivers/clk/uniphier/Kconfig @@ -10,4 +10,8 @@ config CLK_UNIPHIER_LD4 tristate "Clock driver for UniPhier PH1-LD4 SoC" default ARM +config CLK_UNIPHIER_PRO4 + tristate "Clock driver for UniPhier PH1-Pro4 SoC" + default ARM + endif diff --git a/drivers/clk/uniphier/Makefile b/drivers/clk/uniphier/Makefile index 2ca2070..ceed615 100644 --- a/drivers/clk/uniphier/Makefile +++ b/drivers/clk/uniphier/Makefile @@ -5,3 +5,4 @@ obj-y += clk-uniphier-gate.o obj-y += clk-uniphier-mux.o obj-$(CONFIG_CLK_UNIPHIER_LD4) += clk-uniphier-ld4.o +obj-$(CONFIG_CLK_UNIPHIER_PRO4) += clk-uniphier-pro4.o diff --git a/drivers/clk/uniphier/clk-uniphier-pro4.c b/drivers/clk/uniphier/clk-uniphier-pro4.c new file mode 100644 index 0000000..e2ab185 --- /dev/null +++ b/drivers/clk/uniphier/clk-uniphier-pro4.c @@ -0,0 +1,112 @@ +/* + * Copyright (C) 2016 Socionext Inc. + * Author: Masahiro Yamada + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include + +#include "clk-uniphier.h" + +static const struct uniphier_clk_data uniphier_pro4_clk_data[] = { + { + .name = "spll", + .type = UNIPHIER_CLK_TYPE_FIXED_FACTOR, + .output_index = -1, + .data.factor = { + .parent_name = "ref", + .mult = 64, + .div = 1, + }, + }, + { + .name = "upll", + .type = UNIPHIER_CLK_TYPE_FIXED_FACTOR, + .output_index = -1, + .data.factor = { + .parent_name = "ref", + .mult = 288, + .div = 25, + }, + }, + { + .name = "a2pll", + .type = UNIPHIER_CLK_TYPE_FIXED_FACTOR, + .output_index = -1, + .data.factor = { + .parent_name = "upll", + .mult = 256, + .div = 125, + }, + }, + { + .name = "uart", + .type = UNIPHIER_CLK_TYPE_FIXED_FACTOR, + .output_index = 0, + .data.factor = { + .parent_name = "a2pll", + .mult = 1, + .div = 8, + }, + }, + { + .name = "fi2c", + .type = UNIPHIER_CLK_TYPE_FIXED_FACTOR, + .output_index = 1, + .data.factor = { + .parent_name = "spll", + .mult = 1, + .div = 32, + }, + }, + { + .name = "ehci", + .type = UNIPHIER_CLK_TYPE_FIXED_FACTOR, + .output_index = 5, + .data.factor = { + .parent_name = "upll", + .mult = 1, + .div = 12, + }, + }, + { + .name = "stdmac", + .type = UNIPHIER_CLK_TYPE_GATE, + .output_index = 7, + .data.gate = { + .parent_name = "ref", + .reg = 0x2104, + .mask = BIT(10), + .enable_val = BIT(10), + }, + }, + { /* sentinel */ } +}; + +static int uniphier_pro4_clk_probe(struct platform_device *pdev) +{ + return uniphier_clk_probe(pdev, uniphier_pro4_clk_data); +} + +static struct platform_driver uniphier_pro4_clk_driver = { + .probe = uniphier_pro4_clk_probe, + .remove = uniphier_clk_remove, + .driver = { + .name = "uniphier-pro4-clk", + }, +}; +module_platform_driver(uniphier_pro4_clk_driver); + +MODULE_AUTHOR("Masahiro Yamada "); +MODULE_DESCRIPTION("UniPhier PH1-Pro4 System Clock Driver"); +MODULE_LICENSE("GPL");