From patchwork Thu Aug 19 12:48:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: cong yang X-Patchwork-Id: 12447159 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 BAE81C4338F for ; Thu, 19 Aug 2021 12:48:58 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8279361100 for ; Thu, 19 Aug 2021 12:48:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8279361100 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=huaqin.corp-partner.google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B3A146E883; Thu, 19 Aug 2021 12:48:57 +0000 (UTC) Received: from mail-pg1-x52d.google.com (mail-pg1-x52d.google.com [IPv6:2607:f8b0:4864:20::52d]) by gabe.freedesktop.org (Postfix) with ESMTPS id B35376E87B for ; Thu, 19 Aug 2021 12:48:56 +0000 (UTC) Received: by mail-pg1-x52d.google.com with SMTP id k24so5795192pgh.8 for ; Thu, 19 Aug 2021 05:48:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=huaqin-corp-partner-google-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=SUMawJHmaVN55KeOYmXXMpF4IBtsM0ibJxP9InePT3U=; b=poi/3POstQaDTOLIjjaBy40eED2lQNrvLtJS2EowIBpj7DvkC3tlyNdSGuuvq3/oMJ lkBiSiJDYLSLNwojo2+coMAdB4SLFsFwXAUgp4uROKUrq+IstpFpUOI6AjFdJkt7ohwr cqbUNTVAyztPQaAbdLkfvtAjdu2a4p3v07UjkPFu76DyuyMPaSG0aon/8letuf3jfn+f Ip4SDIYXwWieMLmVUlkBwNuwhRlm1RLOhFH3zdNcYyh8rKbiH+lqBhpYZITStAoUoQlB tjcb9F/2KJKYNAYwf/vA2PUnX936ZH7RytCNJHrq1ymTaMwALM/xAxkJXz3bVSTT+ofi 44Yg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=SUMawJHmaVN55KeOYmXXMpF4IBtsM0ibJxP9InePT3U=; b=JDlxpOWM+lsOMKm2ito0NZ3RVuDuS0+of1GgST0ar3DLUNeVefszLz/b5Axa7Tg4A7 xJKjPdBICuAXOgCsDODA3rNCYr9hU9PiQbim0X7LBEafrR3kXUlfHX0QkYUMd/rOjrFT RkJbikfhbiAa0x2NqQtPQbwkJuh4l7luLkiPWeybt13d6Qx86AQSHpVeCVLYp9uxwFuV keq+YPTW6I2HLUKVSnDgv3HejTeJH8qLjWp+sJT7BW43j8Yn3MQyH1ZwtA98CuT5gkC9 e4ZfB4jWpeLDNKOtyk2oWfMNMooci3tC0AGovTHAf89hjBAITprx8T7bhc09gIjfLjDN DXaQ== X-Gm-Message-State: AOAM531aSm8yT18TQmcLz/1iWmj3ko0hSthJDca5zSY/NPLR+8cy4wf5 0/kPwBMSmPpvKVXttuVE4LpIcQ== X-Google-Smtp-Source: ABdhPJz50PnVrajJNlk81GzmU6h//wK7jfZ2Wgq/rpbrQE/iZM8d66AxL3ZK//Oc0pzDe2AO3ccVkg== X-Received: by 2002:a65:6287:: with SMTP id f7mr13839893pgv.444.1629377336400; Thu, 19 Aug 2021 05:48:56 -0700 (PDT) Received: from yc.huaqin.com ([101.78.151.213]) by smtp.gmail.com with ESMTPSA id c11sm3137210pji.24.2021.08.19.05.48.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Aug 2021 05:48:56 -0700 (PDT) From: yangcong To: thierry.reding@gmail.com, sam@ravnborg.org, airlied@linux.ie, daniel@ffwll.ch, dianders@google.com Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, yangcong Subject: [v1 1/2] drm/panel: boe-tv101wum-nl6: Support enabling a 3.3V rail Date: Thu, 19 Aug 2021 20:48:43 +0800 Message-Id: <20210819124844.12424-2-yangcong5@huaqin.corp-partner.google.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210819124844.12424-1-yangcong5@huaqin.corp-partner.google.com> References: <20210819124844.12424-1-yangcong5@huaqin.corp-partner.google.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The auo,b101uan08.3 panel (already supported by this driver) has a 3.3V rail that needs to be turned on. For previous users of this panel this voltage was directly output by pmic. On a new user (the not-yet-upstream sc7180-trogdor-mrbland board) we need to turn the 3.3V rail on. Add support in the driver for this. Signed-off-by: yangcong --- drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c index db9d0b86d542..9a644433629e 100644 --- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c +++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c @@ -45,6 +45,7 @@ struct boe_panel { const struct panel_desc *desc; enum drm_panel_orientation orientation; + struct regulator *pp3300; struct regulator *pp1800; struct regulator *avee; struct regulator *avdd; @@ -511,6 +512,7 @@ static int boe_panel_unprepare(struct drm_panel *panel) gpiod_set_value(boe->enable_gpio, 0); usleep_range(5000, 7000); regulator_disable(boe->pp1800); + regulator_disable(boe->pp3300); } else { gpiod_set_value(boe->enable_gpio, 0); usleep_range(500, 1000); @@ -518,6 +520,7 @@ static int boe_panel_unprepare(struct drm_panel *panel) regulator_disable(boe->avdd); usleep_range(5000, 7000); regulator_disable(boe->pp1800); + regulator_disable(boe->pp3300); } boe->prepared = false; @@ -536,6 +539,10 @@ static int boe_panel_prepare(struct drm_panel *panel) gpiod_set_value(boe->enable_gpio, 0); usleep_range(1000, 1500); + ret = regulator_enable(boe->pp3300); + if (ret < 0) + return ret; + ret = regulator_enable(boe->pp1800); if (ret < 0) return ret; @@ -767,6 +774,10 @@ static int boe_panel_add(struct boe_panel *boe) if (IS_ERR(boe->avee)) return PTR_ERR(boe->avee); + boe->pp3300 = devm_regulator_get(dev, "pp3300"); + if (IS_ERR(boe->pp3300)) + return PTR_ERR(boe->pp3300); + boe->pp1800 = devm_regulator_get(dev, "pp1800"); if (IS_ERR(boe->pp1800)) return PTR_ERR(boe->pp1800); From patchwork Thu Aug 19 12:48:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: cong yang X-Patchwork-Id: 12447161 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 DEA05C4338F for ; Thu, 19 Aug 2021 12:49:04 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A833C610FF for ; Thu, 19 Aug 2021 12:49:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org A833C610FF Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=huaqin.corp-partner.google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B50316E87B; Thu, 19 Aug 2021 12:49:03 +0000 (UTC) Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) by gabe.freedesktop.org (Postfix) with ESMTPS id 401266E8A2 for ; Thu, 19 Aug 2021 12:49:02 +0000 (UTC) Received: by mail-pf1-x433.google.com with SMTP id k19so5408431pfc.11 for ; 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Thu, 19 Aug 2021 05:49:01 -0700 (PDT) Received: from yc.huaqin.com ([101.78.151.213]) by smtp.gmail.com with ESMTPSA id c11sm3137210pji.24.2021.08.19.05.48.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Aug 2021 05:49:01 -0700 (PDT) From: yangcong To: thierry.reding@gmail.com, sam@ravnborg.org, airlied@linux.ie, daniel@ffwll.ch, dianders@google.com Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, yangcong Subject: [v1 2/2] dt-bindings: drm/panel: boe-tv101wum-nl6: Support enabling a 3.3V rail Date: Thu, 19 Aug 2021 20:48:44 +0800 Message-Id: <20210819124844.12424-3-yangcong5@huaqin.corp-partner.google.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210819124844.12424-1-yangcong5@huaqin.corp-partner.google.com> References: <20210819124844.12424-1-yangcong5@huaqin.corp-partner.google.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The auo,b101uan08.3 panel (already supported by this driver) has a 3.3V rail that needs to be turned on. For previous users of this panel this voltage was directly output by pmic. On a new user (the not-yet-upstream sc7180-trogdor-mrbland board) we need to turn the 3.3V rail on. Signed-off-by: yangcong --- .../devicetree/bindings/display/panel/boe,tv101wum-nl6.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/display/panel/boe,tv101wum-nl6.yaml b/Documentation/devicetree/bindings/display/panel/boe,tv101wum-nl6.yaml index 38bc1d1b511e..e45de7a4360e 100644 --- a/Documentation/devicetree/bindings/display/panel/boe,tv101wum-nl6.yaml +++ b/Documentation/devicetree/bindings/display/panel/boe,tv101wum-nl6.yaml @@ -36,6 +36,9 @@ properties: pp1800-supply: description: core voltage supply + pp3300-supply: + description: core voltage supply + avdd-supply: description: phandle of the regulator that provides positive voltage @@ -52,6 +55,7 @@ required: - reg - enable-gpios - pp1800-supply + - pp3300-supply - avdd-supply - avee-supply