From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_MUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9031EC282C2 for ; Fri, 25 Jan 2019 11:04:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 680C42184B for ; Fri, 25 Jan 2019 11:04:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727845AbfAYLEj (ORCPT ); Fri, 25 Jan 2019 06:04:39 -0500 Received: from mail-lf1-f65.google.com ([209.85.167.65]:33734 "EHLO mail-lf1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726095AbfAYLEi (ORCPT ); Fri, 25 Jan 2019 06:04:38 -0500 Received: by mail-lf1-f65.google.com with SMTP id i26so6662564lfc.0; Fri, 25 Jan 2019 03:04:36 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:user-agent; bh=U5ofuj/SpJN91nWjSU2HBWbgMkgJhLDUcWpcM5DC2Og=; b=MXQRKY5t4r2OzKFBlss8O2JUGSMZK6xxnSjMsUp5MrsNJKGcZtsz7SYSXQM7axaFTk 4UyEOrHEOf29+fLIh2UARYTvv+d/poxjU18WYlVPb9WdQgaGBp40pn++l/Hwki0cMd3J mRPoc5VNbH79Vf7h81Q64xvCKFlmBfj0ba77kz94etFGyfnqrJsT3ZaSH1HpefyPho9o E6tRISrB0ier1bUuM9t9cwqwBtIwSMd8ecEuJxE7XDIP6jeEx31WIr2NOZU96JhmExBC s8IjNyBPww3gkjbFEbnZ6FQnfBIZ7pWLy/ATbblEnfxXt7OwNmLQ4sjUAvUF3FQEtBum pI7Q== X-Gm-Message-State: AJcUukfIKCgAat/kKLNEVvgToGfU1cuWhpb6n906ovVSKvx1wyapTAot d7w/lW1d7tc+GpzaWYPJYOQ= X-Google-Smtp-Source: ALg8bN7WhzMmtJRpqPDfwsYjxVeWz7gchFVjO5+i0FwS9gSzoadC+7yeYVf5FCPK7w/5ZIPytM2w2Q== X-Received: by 2002:a19:2755:: with SMTP id n82mr8230875lfn.94.1548414275540; Fri, 25 Jan 2019 03:04:35 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id t144sm1401578lff.53.2019.01.25.03.04.33 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 25 Jan 2019 03:04:34 -0800 (PST) Date: Fri, 25 Jan 2019 13:04:27 +0200 From: Matti Vaittinen To: mazziesaccount@gmail.com, matti.vaittinen@fi.rohmeurope.com Cc: heikki.haikola@fi.rohmeurope.com, mikko.mutanen@fi.rohmeurope.com, lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, broonie@kernel.org, gregkh@linuxfoundation.org, rafael@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, linus.walleij@linaro.org, bgolaszewski@baylibre.com, sre@kernel.org, lgirdwood@gmail.com, a.zummo@towertech.it, alexandre.belloni@bootlin.com, wim@linux-watchdog.org, linux@roeck-us.net, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-watchdog@vger.kernel.org Subject: [RFC PATCH v2 05/10] clk: bd718x7: Support ROHM BD70528 clk block Message-ID: <20190125110407.GA29283@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-rtc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rtc@vger.kernel.org ROHM BD70528 is an ultra low power PMIC with similar 32K clk as bd718x7. Only difference (from clk perspective) is register address. Add support for controlling BD70528 clk using bd718x7 driver. Signed-off-by: Matti Vaittinen --- drivers/clk/Kconfig | 6 +++--- drivers/clk/clk-bd718x7.c | 21 +++++++++++++++++---- 2 files changed, 20 insertions(+), 7 deletions(-) diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index e5b2fe80eab4..992cfb86f2ca 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -285,10 +285,10 @@ config COMMON_CLK_STM32H7 config COMMON_CLK_BD718XX tristate "Clock driver for ROHM BD718x7 PMIC" - depends on MFD_ROHM_BD718XX + depends on MFD_ROHM_BD718XX || MFD_ROHM_BD70528 help - This driver supports ROHM BD71837 and ROHM BD71847 - PMICs clock gates. + This driver supports ROHM BD71837, ROHM BD71847 and + ROHM BD70528 PMICs clock gates. source "drivers/clk/actions/Kconfig" source "drivers/clk/bcm/Kconfig" diff --git a/drivers/clk/clk-bd718x7.c b/drivers/clk/clk-bd718x7.c index 461228ebf703..41c1374f4217 100644 --- a/drivers/clk/clk-bd718x7.c +++ b/drivers/clk/clk-bd718x7.c @@ -8,6 +8,7 @@ #include #include #include +#include #include #include #include @@ -86,9 +87,21 @@ static int bd71837_clk_probe(struct platform_device *pdev) dev_err(&pdev->dev, "No parent clk found\n"); return -EINVAL; } - - c->reg = BD718XX_REG_OUT32K; - c->mask = BD718XX_OUT32K_EN; + switch (mfd->chip_type) { + case ROHM_CHIP_TYPE_BD71837: + case ROHM_CHIP_TYPE_BD71847: + + c->reg = BD718XX_REG_OUT32K; + c->mask = BD718XX_OUT32K_EN; + break; + case ROHM_CHIP_TYPE_BD70528: + c->reg = BD70528_REG_CLK_OUT; + c->mask = BD70528_CLK_OUT_EN_MASK; + break; + default: + dev_err(&pdev->dev, "Unknown clk chip\n"); + return -EINVAL; + } c->mfd = mfd; c->pdev = pdev; c->hw.init = &init; @@ -119,5 +132,5 @@ static struct platform_driver bd71837_clk = { module_platform_driver(bd71837_clk); MODULE_AUTHOR("Matti Vaittinen "); -MODULE_DESCRIPTION("BD71837/BD71847 chip clk driver"); +MODULE_DESCRIPTION("BD71837/BD71847/BD70528 chip clk driver"); MODULE_LICENSE("GPL"); -- 2.14.3 -- Matti Vaittinen ROHM Semiconductors ~~~ "I don't think so," said Rene Descartes. Just then, he vanished ~~~