From patchwork Tue Aug 18 22:14:06 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 508513 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 5FE08140327 for ; Wed, 19 Aug 2015 08:14:13 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752775AbbHRWOM (ORCPT ); Tue, 18 Aug 2015 18:14:12 -0400 Received: from seldrel01.sonyericsson.com ([37.139.156.2]:14265 "EHLO seldrel01.sonyericsson.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751416AbbHRWOL (ORCPT ); Tue, 18 Aug 2015 18:14:11 -0400 From: Bjorn Andersson To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Liam Girdwood , Mark Brown CC: , Subject: [PATCH] regulator: Introduce property to flag set-load support Date: Tue, 18 Aug 2015 15:14:06 -0700 Message-ID: <1439936046-5289-1-git-send-email-bjorn.andersson@sonymobile.com> X-Mailer: git-send-email 1.8.2.2 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Introduce "regulator-allow-set-load" property to make it possible to flag in the board configuration that a regulator is allowed to have the load requirements changed. Signed-off-by: Bjorn Andersson --- Documentation/devicetree/bindings/regulator/regulator.txt | 1 + drivers/regulator/of_regulator.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt index 24bd422cecd5..1d112fc456aa 100644 --- a/Documentation/devicetree/bindings/regulator/regulator.txt +++ b/Documentation/devicetree/bindings/regulator/regulator.txt @@ -11,6 +11,7 @@ Optional properties: - regulator-always-on: boolean, regulator should never be disabled - regulator-boot-on: bootloader/firmware enabled regulator - regulator-allow-bypass: allow the regulator to go into bypass mode +- regulator-allow-set-load: allow the regulator performance level to be configured - -supply: phandle to the parent supply/regulator node - regulator-ramp-delay: ramp delay for regulator(in uV/uS) For hardware which supports disabling ramp rate, it should be explicitly diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c index 250700c853bf..499e437c7e91 100644 --- a/drivers/regulator/of_regulator.c +++ b/drivers/regulator/of_regulator.c @@ -76,6 +76,9 @@ static void of_get_regulation_constraints(struct device_node *np, if (of_property_read_bool(np, "regulator-allow-bypass")) constraints->valid_ops_mask |= REGULATOR_CHANGE_BYPASS; + if (of_property_read_bool(np, "regulator-allow-set-load")) + constraints->valid_ops_mask |= REGULATOR_CHANGE_DRMS; + ret = of_property_read_u32(np, "regulator-ramp-delay", &pval); if (!ret) { if (pval)