From patchwork Tue May 10 09:50:52 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 9056571 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 18287BF29F for ; Tue, 10 May 2016 09:57:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 11DE820145 for ; Tue, 10 May 2016 09:57:53 +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 DFD602012B for ; Tue, 10 May 2016 09:57:51 +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 1b04OU-0002AX-Cw; Tue, 10 May 2016 09:55:58 +0000 Received: from merlin.infradead.org ([205.233.59.134]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b04KG-0003nV-S7 for linux-arm-kernel@bombadil.infradead.org; Tue, 10 May 2016 09:51:36 +0000 Received: from conuserg-10.nifty.com ([210.131.2.77]) by merlin.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1b04KE-0000Y6-Td for linux-arm-kernel@lists.infradead.org; Tue, 10 May 2016 09:51:36 +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 u4A9o2q8001762; Tue, 10 May 2016 18:50:18 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-10.nifty.com u4A9o2q8001762 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1462873819; bh=D0jlL5ksUv8Zqwa2H/D1Ogu8shhs4QcDBQ349MRxMjk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vYpRtb6Y8Aj/MnJWoZXdxsLxLG6Na3FEGhbEDpbY9AtgIDCdxK2xSoAOa8LxPkH6K Scx/ml5dbfPEbRy6tW9Nr/bVPToHK/A4vb2eEpB3g1T/7I4mpFJ0gmSK62zOgnOIBk 7zSi9QRjVS3gCy23mVb99v4CToMoIoMf2v5jqCoceXmlOSBouwlZx/pZy/7YEh1g/S bAE2MiNgjovIiU3p147egjHwSEM7A/jtdH9F+ZmxjOWwDSPLMyZenjFIyK+FN1b5LQ 68rbVaagb9whcxDARHAtbKgTDsM4MA/SHeteb3KyHnmflTLnodB+RqGtCZSifwyiIw C1qYYbD049dyQ== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: linux-clk@vger.kernel.org, Arnd Bergmann , Philipp Zabel Subject: [RFC PATCH 11/21] clk: uniphier: add clock driver for Peripheral block on UniPhier SoCs Date: Tue, 10 May 2016 18:50:52 +0900 Message-Id: <1462873862-30940-12-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_055135_315167_F92C1563 X-CRM114-Status: GOOD ( 22.36 ) 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-peri.c | 133 +++++++++++++++++++++++++++++++ 3 files changed, 138 insertions(+) create mode 100644 drivers/clk/uniphier/clk-uniphier-peri.c diff --git a/drivers/clk/uniphier/Kconfig b/drivers/clk/uniphier/Kconfig index 895c4a0..08edaf8 100644 --- a/drivers/clk/uniphier/Kconfig +++ b/drivers/clk/uniphier/Kconfig @@ -38,4 +38,8 @@ config CLK_UNIPHIER_MIO tristate "Clock driver for UniPhier Media I/O block" default y +config CLK_UNIPHIER_PERI + tristate "Clock driver for UniPhier Peripheral block" + default y + endif diff --git a/drivers/clk/uniphier/Makefile b/drivers/clk/uniphier/Makefile index ae71f04..a69d6fe 100644 --- a/drivers/clk/uniphier/Makefile +++ b/drivers/clk/uniphier/Makefile @@ -13,3 +13,4 @@ obj-$(CONFIG_CLK_UNIPHIER_LD11) += clk-uniphier-ld11.o obj-$(CONFIG_CLK_UNIPHIER_LD20) += clk-uniphier-ld20.o obj-$(CONFIG_CLK_UNIPHIER_MIO) += clk-uniphier-mio.o +obj-$(CONFIG_CLK_UNIPHIER_PERI) += clk-uniphier-peri.o diff --git a/drivers/clk/uniphier/clk-uniphier-peri.c b/drivers/clk/uniphier/clk-uniphier-peri.c new file mode 100644 index 0000000..e5510f5 --- /dev/null +++ b/drivers/clk/uniphier/clk-uniphier-peri.c @@ -0,0 +1,133 @@ +/* + * 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 + +#include "clk-uniphier.h" + +#define UNIPHIER_PERI_CLK_UART(ch, index) \ + { \ + .name = "uart" #ch, \ + .type = UNIPHIER_CLK_TYPE_GATE, \ + .output_index = (index), \ + .data.gate = { \ + .parent_name = "uart", \ + .reg = 0x24, \ + .mask = BIT(19 + ch), \ + .enable_val = BIT(19 + ch), \ + }, \ + } + +#define UNIPHIER_PERI_CLK_I2C_COMMON \ + { \ + .name = "i2c-common", \ + .type = UNIPHIER_CLK_TYPE_GATE, \ + .output_index = -1, \ + .data.gate = { \ + .parent_name = "i2c", \ + .reg = 0x20, \ + .mask = BIT(1), \ + .enable_val = BIT(1), \ + }, \ + } + +#define UNIPHIER_PERI_CLK_I2C(ch, index) \ + { \ + .name = "i2c" #ch, \ + .type = UNIPHIER_CLK_TYPE_GATE, \ + .output_index = (index), \ + .data.gate = { \ + .parent_name = "i2c-common", \ + .reg = 0x24, \ + .mask = BIT(5 + ch), \ + .enable_val = BIT(5 + ch), \ + }, \ + } + +#define UNIPHIER_PERI_CLK_FI2C(ch, index) \ + { \ + .name = "fi2c" #ch, \ + .type = UNIPHIER_CLK_TYPE_GATE, \ + .output_index = (index), \ + .data.gate = { \ + .parent_name = "fi2c", \ + .reg = 0x24, \ + .mask = BIT(24 + ch), \ + .enable_val = BIT(24 + ch), \ + }, \ + } + +static const struct uniphier_clk_data uniphier_ld4_peri_clk_data[] = { + UNIPHIER_PERI_CLK_UART(0, 0), + UNIPHIER_PERI_CLK_UART(1, 1), + UNIPHIER_PERI_CLK_UART(2, 2), + UNIPHIER_PERI_CLK_UART(3, 3), + UNIPHIER_PERI_CLK_I2C_COMMON, + UNIPHIER_PERI_CLK_I2C(0, 4), + UNIPHIER_PERI_CLK_I2C(1, 5), + UNIPHIER_PERI_CLK_I2C(2, 6), + UNIPHIER_PERI_CLK_I2C(3, 7), + UNIPHIER_PERI_CLK_I2C(4, 8), + { /* sentinel */ } +}; + +static int uniphier_ld4_peri_clk_probe(struct platform_device *pdev) +{ + return uniphier_clk_probe(pdev, uniphier_ld4_peri_clk_data); +} + +static struct platform_driver uniphier_ld4_peri_clk_driver = { + .probe = uniphier_ld4_peri_clk_probe, + .remove = uniphier_clk_remove, + .driver = { + .name = "uniphier-ld4-peri-clk", + }, +}; +module_platform_driver(uniphier_ld4_peri_clk_driver); + +static const struct uniphier_clk_data uniphier_pro4_peri_clk_data[] = { + UNIPHIER_PERI_CLK_UART(0, 0), + UNIPHIER_PERI_CLK_UART(1, 1), + UNIPHIER_PERI_CLK_UART(2, 2), + UNIPHIER_PERI_CLK_UART(3, 3), + UNIPHIER_PERI_CLK_FI2C(0, 4), + UNIPHIER_PERI_CLK_FI2C(1, 5), + UNIPHIER_PERI_CLK_FI2C(2, 6), + UNIPHIER_PERI_CLK_FI2C(3, 7), + UNIPHIER_PERI_CLK_FI2C(4, 8), + UNIPHIER_PERI_CLK_FI2C(5, 9), + UNIPHIER_PERI_CLK_FI2C(6, 10), + { /* sentinel */ } +}; + +static int uniphier_pro4_peri_clk_probe(struct platform_device *pdev) +{ + return uniphier_clk_probe(pdev, uniphier_pro4_peri_clk_data); +} + +static struct platform_driver uniphier_pro4_peri_clk_driver = { + .probe = uniphier_pro4_peri_clk_probe, + .remove = uniphier_clk_remove, + .driver = { + .name = "uniphier-pro4-peri-clk", + }, +}; +module_platform_driver(uniphier_pro4_peri_clk_driver); + +MODULE_AUTHOR("Masahiro Yamada "); +MODULE_DESCRIPTION("UniPhier Peripheral Clock Driver"); +MODULE_LICENSE("GPL");