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 25981C282D7 for ; Wed, 30 Jan 2019 09:09:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F419D21873 for ; Wed, 30 Jan 2019 09:09:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730501AbfA3JJf (ORCPT ); Wed, 30 Jan 2019 04:09:35 -0500 Received: from mail-lj1-f194.google.com ([209.85.208.194]:41699 "EHLO mail-lj1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727433AbfA3JJf (ORCPT ); Wed, 30 Jan 2019 04:09:35 -0500 Received: by mail-lj1-f194.google.com with SMTP id k15-v6so20018390ljc.8; Wed, 30 Jan 2019 01:09:33 -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=BSVh99D67Xs2mzUIJFkPf1jemRC0I/XvdUPN37rOlpE=; b=VG+qjy8HoLWYHYWLVx/j+7d2Bv4LtfEOLaRt099fC3dEkPnu6FbhjRkfyNls7urSAl Ep7UMYgMp66+Cv1hs/2H/of+ex8LC1QT9NgQGznKnvWqAcGLOFnfwVHplDIBC6jaqInp 5FplwZP23h4TUjCfuVRcvx82iw0ozxALkB1X2m3SWKMXbZ334+1X7ATvmDdqD2CW3/FU 5L1AgEAMErVri0ixU/l0MvY5+3HPDKrYwmPO79wermJP2JTzXc9jZOYYY5bFM2ZXYNIk M92eZVeguWBHkpZJENpjzgHZwNj/wr4bklERqlWnAM4RWh0i4q0FKQEc/D6LEiRjwXGq Mh/Q== X-Gm-Message-State: AHQUAuZ8uvslhFunlIOGXtV24JFZZn7Q3jlek9OehvcYv/deFhglFOXe RFKWX1yLlG4qvyFB54EI0RI= X-Google-Smtp-Source: AHgI3IZE0dweHsM44CegytdoPPn1B/lWrYRNRoLQCmZApsxwdO//ijO2TiyOYo5RT9nq4GazfiujjQ== X-Received: by 2002:a2e:97d7:: with SMTP id m23-v6mr1986440ljj.18.1548839372615; Wed, 30 Jan 2019 01:09:32 -0800 (PST) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id r10-v6sm171240ljj.71.2019.01.30.01.09.30 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 30 Jan 2019 01:09:32 -0800 (PST) Date: Wed, 30 Jan 2019 11:09:19 +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 v3 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 ROHM Semiconductors Finland SWDC Kiviharjunlenkki 1E 90220 OULU FINLAND ~~~ "I don't think so," said Rene Descartes. Just then, he vanished ~~~