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: 67409 Delivered-To: patch@linaro.org Received: by 10.140.92.199 with SMTP id b65csp2032883qge; Tue, 10 May 2016 02:52:01 -0700 (PDT) X-Received: by 10.66.65.169 with SMTP id y9mr57323405pas.102.1462873921654; Tue, 10 May 2016 02:52:01 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id b68si1996831pfb.21.2016.05.10.02.52.01; Tue, 10 May 2016 02:52:01 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nifty.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751910AbcEJJvk (ORCPT + 29 others); Tue, 10 May 2016 05:51:40 -0400 Received: from conuserg-10.nifty.com ([210.131.2.77]:33837 "EHLO conuserg-10.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750910AbcEJJvi (ORCPT ); Tue, 10 May 2016 05:51:38 -0400 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 Cc: Masahiro Yamada , Michael Turquette , Stephen Boyd , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org 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> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 -- 1.9.1 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");