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 E7008C4151A for ; Tue, 5 Feb 2019 09:06:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C24CA2146F for ; Tue, 5 Feb 2019 09:06:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728470AbfBEJGH (ORCPT ); Tue, 5 Feb 2019 04:06:07 -0500 Received: from mail-lj1-f196.google.com ([209.85.208.196]:33299 "EHLO mail-lj1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725898AbfBEJGH (ORCPT ); Tue, 5 Feb 2019 04:06:07 -0500 Received: by mail-lj1-f196.google.com with SMTP id v1-v6so2251499ljd.0; Tue, 05 Feb 2019 01:06:05 -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:references :mime-version:content-disposition:in-reply-to:user-agent; bh=wjntFQCQBO8gCvZ1THC9JCAeRH6+57daYb7m1z5r9+k=; b=QOBY8H92kYj7MBMaRXdjf3F1mQ4mGID7h4+EW4dnBcLc3FxDzzYDGdAhTpK2L25J8G 3wO2J6xNEelZQuHzMe3fG6mMNMzZzs5FBNLIdKRkUaFvQ8aBUXYvEkmev1zcvqKBkY8f ScW7Ftnuodu1yb22wVc5qAwbVts7dRJrHsTp28/ohC5IyeHY5hzIAZSFwrzkXHCGg/LK YV1ckYhNE4ch3YDuqp5AC7yM5jRiLHVVIg+GRtsRNm5MJWtZ21gFT/ZoBdkM90SCH0D8 XC0i1vU0St/mRNahZ+mo8PhheEe0ou2+Zd2tIJoJlZby6BIGudUJEex2MxGyuVQ09VQN Xfag== X-Gm-Message-State: AHQUAubCQZS2EPkfin1TnFubDtSDUidCqfYi+ExbaOlVBCqga06cEDeg Ga6l2PYA1SdTVkkGDG+4Z3I= X-Google-Smtp-Source: AHgI3Ia+gHQwqLtlN3yVgWCLNNc58btKTPwuI/RMB7/pEk5pcbxFuxduFKTmQjoGlpIui61oYBl50w== X-Received: by 2002:a2e:9ad9:: with SMTP id p25-v6mr2292582ljj.189.1549357564640; Tue, 05 Feb 2019 01:06:04 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id n8-v6sm3429124lji.90.2019.02.05.01.06.03 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 05 Feb 2019 01:06:04 -0800 (PST) Date: Tue, 5 Feb 2019 11:05:55 +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: [PATCH v6 05/10] clk: bd718x7: Support ROHM BD70528 clk block Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-watchdog-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@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, Linux device drivers ROHM Semiconductors, Finland SWDC Kiviharjunlenkki 1E 90220 OULU FINLAND ~~~ "I don't think so," said Rene Descartes. Just then, he vanished ~~~