From patchwork Thu Mar 21 15:59:03 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lee Jones X-Patchwork-Id: 15480 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id 5FB7C23E14 for ; Thu, 21 Mar 2013 16:00:12 +0000 (UTC) Received: from mail-vc0-f174.google.com (mail-vc0-f174.google.com [209.85.220.174]) by fiordland.canonical.com (Postfix) with ESMTP id C9631A191DF for ; Thu, 21 Mar 2013 16:00:11 +0000 (UTC) Received: by mail-vc0-f174.google.com with SMTP id hx10so2432103vcb.33 for ; Thu, 21 Mar 2013 09:00:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-received:x-forwarded-to:x-forwarded-for:delivered-to:x-received :received-spf:x-received:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references:x-gm-message-state; bh=J4Uk6m9pVp+nG8BzEmN8O0QJ5tXMFahzaudoKdXmJKE=; b=koX9AXvn1X4HU8beDl4bzqMDkmfFaFNZE1WvFrjG1m6l36nN7wmyBtEFwRBZxYrkrl +SBasrWxx2vZL8Ii4jAQiYt/rsGLtXBbiibaQAMQhHjr/f8rN7tcqnURmmEYZU/zhlMf HJIUxWOqgc2cwKwgRKRa8+MeB8A3YnnpmUs9DwDxfha/Ih4kQ5j2nGuixjSr1/LD538F 4csdopYJN9OO0mbMnIrUpVBEqDxU3+qUb0wIhdN3GoJiPDh5pJA5+FlLSqDEeCYCAJxO Ob0Lh1fCGblTKyx0Ny+eqiV27jmmZ4Qis+3luQwUjjXta0I0NLSiSSgWBfrX2R1Iug+U E5aw== X-Received: by 10.220.153.143 with SMTP id k15mr14037075vcw.33.1363881611314; Thu, 21 Mar 2013 09:00:11 -0700 (PDT) X-Forwarded-To: linaro-patchwork@canonical.com X-Forwarded-For: patch@linaro.org linaro-patchwork@canonical.com Delivered-To: patches@linaro.org Received: by 10.58.233.198 with SMTP id ty6csp66753vec; Thu, 21 Mar 2013 09:00:10 -0700 (PDT) X-Received: by 10.180.14.233 with SMTP id s9mr5657534wic.25.1363881610261; Thu, 21 Mar 2013 09:00:10 -0700 (PDT) Received: from mail-wg0-f54.google.com (mail-wg0-f54.google.com [74.125.82.54]) by mx.google.com with ESMTPS id y8si2634063wje.7.2013.03.21.09.00.09 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 21 Mar 2013 09:00:10 -0700 (PDT) Received-SPF: neutral (google.com: 74.125.82.54 is neither permitted nor denied by best guess record for domain of lee.jones@linaro.org) client-ip=74.125.82.54; Authentication-Results: mx.google.com; spf=neutral (google.com: 74.125.82.54 is neither permitted nor denied by best guess record for domain of lee.jones@linaro.org) smtp.mail=lee.jones@linaro.org Received: by mail-wg0-f54.google.com with SMTP id fm10so2331030wgb.33 for ; Thu, 21 Mar 2013 09:00:09 -0700 (PDT) X-Received: by 10.180.103.65 with SMTP id fu1mr5757287wib.4.1363881609735; Thu, 21 Mar 2013 09:00:09 -0700 (PDT) Received: from localhost.localdomain (cpc34-aztw25-2-0-cust250.18-1.cable.virginmedia.com. [86.16.136.251]) by mx.google.com with ESMTPS id h10sm6110847wic.8.2013.03.21.09.00.07 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 21 Mar 2013 09:00:08 -0700 (PDT) From: Lee Jones To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, broonie@opensource.wolfsonmicro.com Cc: arnd@arndb.de, linus.walleij@stericsson.com, Bengt Jonsson , Lee Jones Subject: [PATCH 06/46] regulator: ab8500: Separate regulator and MFD platform data Date: Thu, 21 Mar 2013 15:59:03 +0000 Message-Id: <1363881583-15234-7-git-send-email-lee.jones@linaro.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1363881583-15234-1-git-send-email-lee.jones@linaro.org> References: <1363881583-15234-1-git-send-email-lee.jones@linaro.org> X-Gm-Message-State: ALoCoQnVuXopIf9VelAYTfGzgeKXKyfynbOZnlabnY2Zt6TlA7vyeHbb2/Fe1H+9MiXhqEQHb3OI From: Bengt Jonsson The ab8500 MFD should not have knowledge about regulator- specific platform data like number of regulators and regulator registers. As the regulator platform data is about to grow with external regulators, this information is moved to a new structure provided by the regulator driver. Signed-off-by: Bengt Jonsson Signed-off-by: Lee Jones Reviewed-by: Yvan FILLION --- arch/arm/mach-ux500/board-mop500-regulators.c | 12 +++++++++--- arch/arm/mach-ux500/board-mop500-regulators.h | 4 +--- drivers/regulator/ab8500.c | 21 +++++++++++++++------ include/linux/regulator/ab8500.h | 7 +++++++ 4 files changed, 32 insertions(+), 12 deletions(-) diff --git a/arch/arm/mach-ux500/board-mop500-regulators.c b/arch/arm/mach-ux500/board-mop500-regulators.c index a8141e3..0fd84d4 100644 --- a/arch/arm/mach-ux500/board-mop500-regulators.c +++ b/arch/arm/mach-ux500/board-mop500-regulators.c @@ -122,8 +122,7 @@ static struct regulator_consumer_supply ab8500_vana_consumers[] = { }; /* ab8500 regulator register initialization */ -struct ab8500_regulator_reg_init -ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = { +static struct ab8500_regulator_reg_init ab8500_reg_init[] = { /* * VanaRequestCtrl = HP/LP depending on VxRequest * VpllRequestCtrl = HP/LP depending on VxRequest @@ -314,7 +313,7 @@ ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS] = { }; /* AB8500 regulators */ -struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { +static struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { /* supplies to the display/camera */ [AB8500_LDO_AUX1] = { .constraints = { @@ -423,3 +422,10 @@ struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS] = { .consumer_supplies = ab8500_vana_consumers, }, }; + +struct ab8500_regulator_platform_data ab8500_regulator_plat_data = { + .reg_init = ab8500_reg_init, + .num_reg_init = ARRAY_SIZE(ab8500_reg_init), + .regulator = ab8500_regulators, + .num_regulator = ARRAY_SIZE(ab8500_regulators), +}; diff --git a/arch/arm/mach-ux500/board-mop500-regulators.h b/arch/arm/mach-ux500/board-mop500-regulators.h index 78a0642..9ca4869 100644 --- a/arch/arm/mach-ux500/board-mop500-regulators.h +++ b/arch/arm/mach-ux500/board-mop500-regulators.h @@ -14,9 +14,7 @@ #include #include -extern struct ab8500_regulator_reg_init -ab8500_regulator_reg_init[AB8500_NUM_REGULATOR_REGISTERS]; -extern struct regulator_init_data ab8500_regulators[AB8500_NUM_REGULATORS]; +extern struct ab8500_regulator_platform_data ab8500_regulator_plat_data; extern struct regulator_init_data tps61052_regulator; extern struct regulator_init_data gpio_en_3v3_regulator; diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c index c7784c4..f7d1f53 100644 --- a/drivers/regulator/ab8500.c +++ b/drivers/regulator/ab8500.c @@ -939,8 +939,9 @@ ab8500_regulator_of_probe(struct platform_device *pdev, struct device_node *np) static int ab8500_regulator_probe(struct platform_device *pdev) { struct ab8500 *ab8500 = dev_get_drvdata(pdev->dev.parent); - struct ab8500_platform_data *pdata; struct device_node *np = pdev->dev.of_node; + struct ab8500_platform_data *ppdata; + struct ab8500_regulator_platform_data *pdata; int i, err; if (np) { @@ -961,7 +962,14 @@ static int ab8500_regulator_probe(struct platform_device *pdev) dev_err(&pdev->dev, "null mfd parent\n"); return -EINVAL; } - pdata = dev_get_platdata(ab8500->dev); + + ppdata = dev_get_platdata(ab8500->dev); + if (!ppdata) { + dev_err(&pdev->dev, "null parent pdata\n"); + return -EINVAL; + } + + pdata = ppdata->regulator; if (!pdata) { dev_err(&pdev->dev, "null pdata\n"); return -EINVAL; @@ -974,12 +982,12 @@ static int ab8500_regulator_probe(struct platform_device *pdev) } /* initialize registers */ - for (i = 0; i < pdata->num_regulator_reg_init; i++) { + for (i = 0; i < pdata->num_reg_init; i++) { int id, mask, value; - id = pdata->regulator_reg_init[i].id; - mask = pdata->regulator_reg_init[i].mask; - value = pdata->regulator_reg_init[i].value; + id = pdata->reg_init[i].id; + mask = pdata->reg_init[i].mask; + value = pdata->reg_init[i].value; /* check for configuration errors */ BUG_ON(id >= AB8500_NUM_REGULATOR_REGISTERS); @@ -1045,5 +1053,6 @@ module_exit(ab8500_regulator_exit); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Sundar Iyer "); +MODULE_AUTHOR("Bengt Jonsson "); MODULE_DESCRIPTION("Regulator Driver for ST-Ericsson AB8500 Mixed-Sig PMIC"); MODULE_ALIAS("platform:ab8500-regulator"); diff --git a/include/linux/regulator/ab8500.h b/include/linux/regulator/ab8500.h index dd7944f..3a8e026 100644 --- a/include/linux/regulator/ab8500.h +++ b/include/linux/regulator/ab8500.h @@ -152,4 +152,11 @@ enum ab9540_regulator_reg { AB9540_NUM_REGULATOR_REGISTERS, }; +struct ab8500_regulator_platform_data { + int num_reg_init; + struct ab8500_regulator_reg_init *reg_init; + int num_regulator; + struct regulator_init_data *regulator; +}; + #endif