From patchwork Mon Apr 11 20:05:07 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anjelique Melendez X-Patchwork-Id: 12809590 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CF68DC433FE for ; Mon, 11 Apr 2022 20:06:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349803AbiDKUI2 (ORCPT ); Mon, 11 Apr 2022 16:08:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40362 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242119AbiDKUI0 (ORCPT ); Mon, 11 Apr 2022 16:08:26 -0400 Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58F2D23143; Mon, 11 Apr 2022 13:06:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1649707571; x=1681243571; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=GyYyjMSWj565M7YVXY1rGvp0Gr+r75SqtC39JMWdBUA=; b=ntx4QNY0bYiKIC2ZOV8rqonBn6PEWGP4V5TP5FzjhsnSlsBxnyr2G3B0 ADf3HpOzNYnDJU58BGRix4wIr71/LUsaIzbV+l9tUZ3XQ7QWyzBYbtvpW izYqlXqyTv6la5unBKo25HAOCbDbP9afgHXeoJAhu0U67jIlkuLmTJO8A M=; Received: from ironmsg-lv-alpha.qualcomm.com ([10.47.202.13]) by alexa-out.qualcomm.com with ESMTP; 11 Apr 2022 13:06:11 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg-lv-alpha.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Apr 2022 13:06:10 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Mon, 11 Apr 2022 13:06:10 -0700 Received: from hu-amelende-lv.qualcomm.com (10.49.16.6) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Mon, 11 Apr 2022 13:06:09 -0700 From: Anjelique Melendez To: , , , CC: , , , , , , , , , , Anjelique Melendez Subject: [PATCH v5 3/5] input: misc: pm8941-pwrkey: add support for PON GEN3 base addresses Date: Mon, 11 Apr 2022 13:05:07 -0700 Message-ID: <20220411200506.22891-4-quic_amelende@quicinc.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220411200506.22891-1-quic_amelende@quicinc.com> References: <20220411200506.22891-1-quic_amelende@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01b.na.qualcomm.com (10.47.209.197) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Currently, PON address is read from the "reg" property. For PON GEN3, which starts with PMK8350, the "reg" property will have both the PON HLOS and PON PBS addesses defined. Add support so that all PON generations can be configured. Signed-off-by: Anjelique Melendez Reviewed-by: Stephen Boyd --- drivers/input/misc/pm8941-pwrkey.c | 31 +++++++++++++++++++++++------- 1 file changed, 24 insertions(+), 7 deletions(-) diff --git a/drivers/input/misc/pm8941-pwrkey.c b/drivers/input/misc/pm8941-pwrkey.c index e0240db12d4f..43106e4cfd23 100644 --- a/drivers/input/misc/pm8941-pwrkey.c +++ b/drivers/input/misc/pm8941-pwrkey.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -44,6 +45,7 @@ struct pm8941_data { unsigned int status_bit; bool supports_ps_hold_poff_config; bool supports_debounce_config; + bool has_pon_pbs; const char *name; const char *phys; }; @@ -52,6 +54,7 @@ struct pm8941_pwrkey { struct device *dev; int irq; u32 baseaddr; + u32 pon_pbs_baseaddr; struct regmap *regmap; struct input_dev *input; @@ -167,6 +170,8 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev) struct pm8941_pwrkey *pwrkey; bool pull_up; struct device *parent; + struct device_node *regmap_node; + const __be32 *addr; u32 req_delay; int error; @@ -188,8 +193,10 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev) pwrkey->data = of_device_get_match_data(&pdev->dev); parent = pdev->dev.parent; + regmap_node = pdev->dev.of_node; pwrkey->regmap = dev_get_regmap(parent, NULL); if (!pwrkey->regmap) { + regmap_node = parent->of_node; /* * We failed to get regmap for parent. Let's see if we are * a child of pon node and read regmap and reg from its @@ -200,15 +207,21 @@ static int pm8941_pwrkey_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failed to locate regmap\n"); return -ENODEV; } + } - error = of_property_read_u32(parent->of_node, - "reg", &pwrkey->baseaddr); - } else { - error = of_property_read_u32(pdev->dev.of_node, "reg", - &pwrkey->baseaddr); + addr = of_get_address(regmap_node, 0, NULL, NULL); + if (!addr) { + dev_err(&pdev->dev, "reg property missing\n"); + return -EINVAL; + } + pwrkey->baseaddr = be32_to_cpup(addr); + + if (pwrkey->data->has_pon_pbs) { + /* PON_PBS base address is optional */ + addr = of_get_address(regmap_node, 1, NULL, NULL); + if (addr) + pwrkey->pon_pbs_baseaddr = be32_to_cpup(addr); } - if (error) - return error; pwrkey->irq = platform_get_irq(pdev, 0); if (pwrkey->irq < 0) @@ -316,6 +329,7 @@ static const struct pm8941_data pwrkey_data = { .phys = "pm8941_pwrkey/input0", .supports_ps_hold_poff_config = true, .supports_debounce_config = true, + .has_pon_pbs = false, }; static const struct pm8941_data resin_data = { @@ -325,6 +339,7 @@ static const struct pm8941_data resin_data = { .phys = "pm8941_resin/input0", .supports_ps_hold_poff_config = true, .supports_debounce_config = true, + .has_pon_pbs = false, }; static const struct pm8941_data pon_gen3_pwrkey_data = { @@ -333,6 +348,7 @@ static const struct pm8941_data pon_gen3_pwrkey_data = { .phys = "pmic_pwrkey/input0", .supports_ps_hold_poff_config = false, .supports_debounce_config = false, + .has_pon_pbs = true, }; static const struct pm8941_data pon_gen3_resin_data = { @@ -341,6 +357,7 @@ static const struct pm8941_data pon_gen3_resin_data = { .phys = "pmic_resin/input0", .supports_ps_hold_poff_config = false, .supports_debounce_config = false, + .has_pon_pbs = true, }; static const struct of_device_id pm8941_pwr_key_id_table[] = {