From nobody Fri Nov 29 15:45:26 2024 Received: from mail-ej1-f53.google.com (mail-ej1-f53.google.com [209.85.218.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5AF47188A13; Wed, 18 Sep 2024 12:09:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.53 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726661382; cv=none; b=XWmKiGEaZF20Y2yRA49bv1hQvP8rg9zmjsV1QzdJFmfwwUhOdQpU8OouFTh98Xc5h4zWL3p8M20j3l6L71vekQUIlfGgEA5bWwOA4OUnBTk5ruL8+wv13y+xc8nG50hmX43WyweVRNwxKvDhRwzNKtj+1JiQdPrgd4RDXlv5JCI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726661382; c=relaxed/simple; bh=nsFuT/RPY5yKV7QFORLga2MU9fpRk8MVuxk4nfNTF+w=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=M/pjldC5TavPj9crr/ge5eja3ihgodUeHZ2A6W+qw2xusRroWHgePpWT58kEzXYyj/9iCFnY86Zduiy9CHEeACG8uZr0w44dSM7///vto2RSSK3mDYClsGQTL4xXzm5bsnsnOfOjhyymAyROg96N5/Umv+Y+YkHp1YrTU2VUTk8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=UMpMR6IU; arc=none smtp.client-ip=209.85.218.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="UMpMR6IU" Received: by mail-ej1-f53.google.com with SMTP id a640c23a62f3a-a8a7b1c2f2bso1054880866b.0; Wed, 18 Sep 2024 05:09:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1726661379; x=1727266179; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=ilSPXGtdAFeqeh3roNI3Fv/3uj9DqjQnpz8zlgqT+jE=; b=UMpMR6IUl3eXBRoIohlpEhPuDd0KINHulD44ifB1Lw7qem3LeUcsGxgSdlo3gEajnK bhgwaEyMIcwDv3WEguIqnrKzpkqRpMeWLcrJqIWqLlBfSN9m1fmiErtZvi8ryZHHN/4J to6bvdCveHq4EuqH7wwH3ewMuSbX+dg2y3Teol5Vd40Zv5xvgMsoFufVpGKsNGHPjv4J FGOqNhrf4qaI9aJz1iS/mn8wHHwYxEeme40qLT9mR+epzd1KmYNBKZwMsBLRE75TCWhZ wx28KYb8NPR0YtbQaNHj/A1TEVS2cCEWOH7aOcnFsSODPmRqEpKysNHKiqoOvRBaibZw pHPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726661379; x=1727266179; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ilSPXGtdAFeqeh3roNI3Fv/3uj9DqjQnpz8zlgqT+jE=; b=WXhEcUgUqb7uR4K6nAcWpp7iDdYtRi7UDINpulkkDNqKR9cNFDQOSU/VFSBvtatvNG cwUKdgOdTSrYvZeohgtcLZFLH9Z+37m8E2OE+ZLjK44TwW6pslbh8ZqOcw9X5f1tNrL5 TfiOrwtw21ZzYmOu+IqnizHXsFTGuqvV7r5ZlJV2ow8l8oAnls2MyGlJ4mrGufEEXPPd JSCMrKHcT1Wd2mJk6AyxuOVpkIwIiOKSNFPhYL+gY9JX9Am1klpRMB0HFG/0/YOLfV7/ Xi37okdNv3D3rly11YXMgO7EeLeftnrGU9pKFxuCgmCLpKs4nKp6lalG2n5h/RfKHnoS 9SQw== X-Forwarded-Encrypted: i=1; AJvYcCUJWvGLF8xN+qE/UKXAO4PYA+BlSYLlLeBPORp7QnMQv5u+7QvwTtKC1FF9EajZ5c/PINcNIU9dpTcOX7Uv@vger.kernel.org, AJvYcCXQ28SBJuNti7kWYSKaHgPmmG0+L787b0s4LoVdQ1zRscqmjqCaIuFx9X3nHpdcKeQ364ydLyNKEw8J@vger.kernel.org, AJvYcCXcUAMwPKyKyBkxvCnVXG5U0y+v2zYalrZfTNzzLcHpaUgTaVqrNY+IeVUPEHV9nGmk5nF3EEA6zYMQjQ==@vger.kernel.org X-Gm-Message-State: AOJu0Ywx/6SWp5X9GNwZXc4PEgsMry7AXwglW35iVrEGZPMLVlqv+4WK HWhc9R2TqtUeVN7gbL6ualevPtocNVWmJfPuV6lgrzxrfIJILLge X-Google-Smtp-Source: AGHT+IF+P1rP0fcR8jLlXURR542fmyBz8cNaZH7lHxWKtQGiMMJNnTRqoVjPQ9fBIbAkZUxBISfI2w== X-Received: by 2002:a17:907:d3cf:b0:a8d:5472:b591 with SMTP id a640c23a62f3a-a90294ac957mr2332249766b.5.1726661378404; Wed, 18 Sep 2024 05:09:38 -0700 (PDT) Received: from prasmi.home ([2a00:23c8:2500:a01:2595:4364:d152:dff3]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a90612b384fsm584440366b.142.2024.09.18.05.09.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Sep 2024 05:09:37 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Geert Uytterhoeven , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Magnus Damm Cc: linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 1/3] dt-bindings: pinctrl: renesas,rzg2l-pinctrl: Allow 'input-schmitt-{enable,disable}' and 'drive-open-drain' properties Date: Wed, 18 Sep 2024 13:09:07 +0100 Message-Id: <20240918120909.284930-2-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240918120909.284930-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20240918120909.284930-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lad Prabhakar On the RZ/V2H(P) SoC we can configure the 'input-schmitt-{enable,disable}' and 'drive-open-drain' of multiplexed pins. Update the binding documentation to include these properties. Signed-off-by: Lad Prabhakar Acked-by: Rob Herring (Arm) --- .../devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctr= l.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.ya= ml index 56d90c8e1fa3..745794597e93 100644 --- a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml @@ -119,6 +119,9 @@ additionalProperties: bias-disable: true bias-pull-down: true bias-pull-up: true + input-schmitt-enable: true + input-schmitt-disable: true + drive-open-drain: true renesas,output-impedance: description: Output impedance for pins on the RZ/V2H(P) SoC. The value prov= ided by this --=20 2.34.1 From nobody Fri Nov 29 15:45:26 2024 Received: from mail-lf1-f41.google.com (mail-lf1-f41.google.com [209.85.167.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 38FB7189B86; Wed, 18 Sep 2024 12:09:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726661384; cv=none; b=PYLBpaV9I9ZkOtX0u+i/5iMr7RMKv0m0k6ainlXsLSWoTW16t/0O4KYs5Lgg8GPcx4wl7JKz1bN106roQQcYd+au2mkFcJ+Ya7oWdQEhVjBKc5Iv/vjKOAcWsRvKa3xSzmusJ4xlqVTcK8w7wV0BzfabWDjUSFg3+Gc69AJB0u8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726661384; c=relaxed/simple; bh=Snglm+mxxJAyFGYRrbGHWfWAizMKR2s64FLMC36FCCw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=XCn3c9XQtjFvZ7vz3vreW2N6vA0NHhvzWkFgliPomNRceFmFEa7ZYbpF4SHs/qLAgzmVJfyYhCxkFtmOvCJqQlsK8rN6PqqCvaMCimZSMC/F4fL6irVb6kNXOUAI6PbuVvxrfR2VYc1UPuAWe8QT2KWXtFmBWF8lsOyHFHqW9qY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=TDDQWk7M; arc=none smtp.client-ip=209.85.167.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="TDDQWk7M" Received: by mail-lf1-f41.google.com with SMTP id 2adb3069b0e04-5365aa568ceso6574755e87.0; Wed, 18 Sep 2024 05:09:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1726661380; x=1727266180; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=ry3Wg0ef/AaXidW74fUxwnjAXIzqFDEdHfVZRNVAVes=; b=TDDQWk7Mozl4bEWA+v7hA0kONTDnkvfH+rHuPQq2CUIPi3QyLj0UFKq184da20BCW1 MV0+tMSnEt4h67/6zUzGeHFrbWkoAYIl7ijVpiSsSimbo7dBBugoRfb+RGoQOVMXaSjI zRv2caC1uQopO3FJJBi0MvvFoE7l8au69LGYF14+pTi1jzndIwt4YjRSLDf54VJU0gUq C1lSdDbLIFpfqdXMTQ4UBjVIfClX8+TjbiY2s3nBIm5WF9DTpxD4zyzywz2ZtzG6y4ro 3i0AK2CiKHeAsnETCKK6EhgyYYJVQhmPMAXFpUUP4ghZVT217kgVtmJPuN8Yf7QkMvg5 OPwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726661380; x=1727266180; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ry3Wg0ef/AaXidW74fUxwnjAXIzqFDEdHfVZRNVAVes=; b=ousG/zb0Zl/Y1Qm2aPkojs+JCxXg77S5Q2gRY/ca5OCdOyW+RsKsFW/Wj17QAJUaIT X7fKQc8XjrzJ9i9MAULuFNm+fXCL1WEA9urpqqPpSaUTrOpkE1Tspnko6PqzckUiwmF/ OyePW5FMHcAFjDvVo+pWdKNZsVMF5qGT7Fi2MSBgpcU7szEPK6fsuq2rfjfvkvjdmyoi OuQfFW0R3kaf1GYjaTbk7p2RejMASNzca9Uy0TSWSJYTodVzroM3VfHIkJqxm8yLfRZF p2OHApAlb4kUmRjyYVqdw8Ns0NgF9xljt1ZbE6LsW8rNGUiTU2A5nWmRCpINCmW+uXyu MWGQ== X-Forwarded-Encrypted: i=1; AJvYcCUBUs1TRLBAm/axX4isauSgjBzjryiJdmuW9jgSzcmmc6wztuFd9KRurlVaGr0fXF19EJX+OhSBEaB1GQ==@vger.kernel.org, AJvYcCVDld/lapQfv2Ark2Vwt5dbg0Qlw1qhU9nnCPIL40iylKRaoOqk9+4pIp5DvnchTLBxoZE5PXOYPlyG3omc@vger.kernel.org, AJvYcCX3WMzvVRRbmzZI7xcFRJyLCzXkzl07NwKrUDcD3+JqUe79+4yppxxxG+SaVMTWXvJ8Wau2vwdEo/x5@vger.kernel.org X-Gm-Message-State: AOJu0Yw9LXp0Iyaf8HCAMrVGJ813J7fj55ezRFtIYKcsPsImMQy0UHPi zccOHqLzLS2GGlyPuns2zsNk7Nqej5Nvs5zHgWaTR1I/1yI8gf1l X-Google-Smtp-Source: AGHT+IHgTj3pfkzoQ3zjRblSV5Xdg2iueL9VJdNmRjr0pQQOWyeqUy6rQH1sEwRpD2PZVoZQmo8jFw== X-Received: by 2002:a05:6512:39c4:b0:530:ab68:25c5 with SMTP id 2adb3069b0e04-5367feb95a4mr13460836e87.2.1726661379983; Wed, 18 Sep 2024 05:09:39 -0700 (PDT) Received: from prasmi.home ([2a00:23c8:2500:a01:2595:4364:d152:dff3]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a90612b384fsm584440366b.142.2024.09.18.05.09.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Sep 2024 05:09:38 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Geert Uytterhoeven , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Magnus Damm Cc: linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 2/3] pinctrl: renesas: rzg2l: Add support for configuring open-drain outputs Date: Wed, 18 Sep 2024 13:09:08 +0100 Message-Id: <20240918120909.284930-3-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240918120909.284930-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20240918120909.284930-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lad Prabhakar Add support for configuring the multiplexed pins as open-drain outputs. Signed-off-by: Lad Prabhakar --- drivers/pinctrl/renesas/pinctrl-rzg2l.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/rene= sas/pinctrl-rzg2l.c index 5a403915fed2..42181cc877fe 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -139,6 +139,7 @@ #define IEN(off) (0x1800 + (off) * 8) #define PUPD(off) (0x1C00 + (off) * 8) #define ISEL(off) (0x2C00 + (off) * 8) +#define NOD(off) (0x3000 + (off) * 8) #define SD_CH(off, ch) ((off) + (ch) * 4) #define ETH_POC(off, ch) ((off) + (ch) * 4) #define QSPI (0x3008) @@ -160,6 +161,7 @@ #define IOLH_MASK 0x03 #define SR_MASK 0x01 #define PUPD_MASK 0x03 +#define NOD_MASK 0x01 =20 #define PM_INPUT 0x1 #define PM_OUTPUT 0x2 @@ -1337,6 +1339,15 @@ static int rzg2l_pinctrl_pinconf_get(struct pinctrl_= dev *pctldev, break; } =20 + case PIN_CONFIG_DRIVE_OPEN_DRAIN: + if (!(cfg & PIN_CFG_NOD)) + return -EINVAL; + + arg =3D rzg2l_read_pin_config(pctrl, NOD(off), bit, NOD_MASK); + if (!arg) + return -EINVAL; + break; + case RENESAS_RZV2H_PIN_CONFIG_OUTPUT_IMPEDANCE: if (!(cfg & PIN_CFG_IOLH_RZV2H)) return -EINVAL; @@ -1466,6 +1477,13 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_= dev *pctldev, rzg2l_rmw_pin_config(pctrl, IOLH(off), bit, IOLH_MASK, index); break; =20 + case PIN_CONFIG_DRIVE_OPEN_DRAIN: + if (!(cfg & PIN_CFG_NOD)) + return -EINVAL; + + rzg2l_rmw_pin_config(pctrl, NOD(off), bit, NOD_MASK, 1); + break; + case RENESAS_RZV2H_PIN_CONFIG_OUTPUT_IMPEDANCE: if (!(cfg & PIN_CFG_IOLH_RZV2H)) return -EINVAL; --=20 2.34.1 From nobody Fri Nov 29 15:45:26 2024 Received: from mail-ej1-f44.google.com (mail-ej1-f44.google.com [209.85.218.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1C337189BBE; Wed, 18 Sep 2024 12:09:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.44 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726661384; cv=none; b=R3JYASOPmAQTpFOZLmTU1Y4xXY86Tbc4W2OBB0jE9HWLcJi4BUYteH7KuUlMtU+w963yY/jZy3yqzlNyRzB8IjKcmpj1jttjFn8FlgYtLIQJswO/IlR5A95fN9rxyNtN7E1xJ13Zz5ydQMokb2XO/1CqB3LfLMBRO9LUhdfYgUA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726661384; c=relaxed/simple; bh=X/949uAy9EOLkTozfGj1MVgsrKdv3X8SWrPgimitv/A=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=hetcYP4v80cgpbQH135QL7mH15fxZCzvD/GtQvIPh/vjF0pUg8hBzaOH+u/ReKDZZ4WvyAGT85kOgCCbhpoORYZrHY/g725kwoxAOnJS06PJ4VCuBJ4d4vXRxrFlHh9PEh1YUBgsb4595jBlySoHBVNTnIRNDbOs5RugTsIqK84= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=Mv2GURIZ; arc=none smtp.client-ip=209.85.218.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Mv2GURIZ" Received: by mail-ej1-f44.google.com with SMTP id a640c23a62f3a-a8d24f98215so780634666b.1; Wed, 18 Sep 2024 05:09:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1726661381; x=1727266181; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=/O2SGb8QY6E1LzTohtlGw4IsNUVeMjJmkMi81Potg88=; b=Mv2GURIZdF6tivTK8MOvhwXg2w5IOFvXSWN3GuULLkxTHi/PnMupx7Gqn2qORWyu5L a5hAk3oEVqolNMlv+/iJDWBrS/4A8avVjj3rq9AS7iDi08CBnj1mKu6KuPqI6lJnB9Zn f9EjwEyMyWCAZWNTPvMFVwVZouwkKXPz9jXzn4Y/QGKoBuDcWc7bGcO0/obcyCKhpXyx W8pW7v3KvInmVX9ER7RbFLWII5en7PmQSR0KPyxxkaLEnvmhf+dvIx3M+c+JZRt/JfMB MuHpvIUvlosxOP6rM4uav4l3qZCGRYGp/tzraGCCNzH0yd+Gk0qgH+vEnyMDYqzo+gQ6 nJqg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726661381; x=1727266181; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=/O2SGb8QY6E1LzTohtlGw4IsNUVeMjJmkMi81Potg88=; b=f871OlY1NwfTEkXVpdsW35k45gk0S67cb9Nn9izScZhaPSxI8vc2sPw4Ht2pGolhpo k6R20LWvB97uJvah6tp8Xybt6/nFC4TSkIEsTXJmlNqHEfETn0uHytZ18bYo97ap8BJ/ jrl0MSI1av1VMpJVqQ11ANT4+E3DGwzqkezodY9NWKelJgkaCa/vEiV8nKGs/0lgB3vp n/x2l0gscIeoS+XH9oH5MC54E3t+mcvWagNAxW5qz1KkhLC8w4m6mDMSEKN7tpvAHo52 ZmK+A6V0YvibwytZfPREkMGe4Drpsx4dtmCk048IaBoQNntsfCd9yrRjzWVTAnWnOWp3 1rlA== X-Forwarded-Encrypted: i=1; AJvYcCUBgAKFJuoxg9kPX/a7rHhXaRNYljvVAiJxOf/YZNKkGZbeHEd+TEG8IERhiJVxOA44PrFc4cpnizyB@vger.kernel.org, AJvYcCUixA3GOoiJU2X3m5/pSJCF8RDUNPLVdbnbcByNRX85/Z1PWWUIgOnmfzPwV6RqWRCrIpAMvYIrotxqYA==@vger.kernel.org, AJvYcCViZcP9uUFXrJ8RP01e12KpU0wKdH0BG+4nMx2SMusKZRmbgJOya0VkvQEFSpmDvP3r48ptIfKaOibxHgdY@vger.kernel.org X-Gm-Message-State: AOJu0YxVqTEoEFcSrYnq/4VpO6KufpR9VXfy/+44/4gJEdHDgcmn5GBq Jh2WViX+9pSHxopOTc0SngpnreyMU9vD8wC9pYCLrybFltIftclUcAMX3Q== X-Google-Smtp-Source: AGHT+IEq6/2e51ev4Ch2Nwkl3CyGCR2R6OIHKXExqBzzYnk8Ct2yDN0l9hZ/x7veEZM2i55zQJPC3w== X-Received: by 2002:a17:907:6e8f:b0:a8d:c3b:b16 with SMTP id a640c23a62f3a-a9047d1afaemr1613314066b.28.1726661381440; Wed, 18 Sep 2024 05:09:41 -0700 (PDT) Received: from prasmi.home ([2a00:23c8:2500:a01:2595:4364:d152:dff3]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a90612b384fsm584440366b.142.2024.09.18.05.09.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Sep 2024 05:09:40 -0700 (PDT) From: Prabhakar X-Google-Original-From: Prabhakar To: Geert Uytterhoeven , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Magnus Damm Cc: linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Biju Das , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 3/3] pinctrl: renesas: rzg2l: Add support for configuring schmitt-trigger Date: Wed, 18 Sep 2024 13:09:09 +0100 Message-Id: <20240918120909.284930-4-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240918120909.284930-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20240918120909.284930-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lad Prabhakar Add support for configuring the multiplexed pins as schmitt-trigger inputs. Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven --- drivers/pinctrl/renesas/pinctrl-rzg2l.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/rene= sas/pinctrl-rzg2l.c index 42181cc877fe..60ef20ca3ccf 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -140,6 +140,7 @@ #define PUPD(off) (0x1C00 + (off) * 8) #define ISEL(off) (0x2C00 + (off) * 8) #define NOD(off) (0x3000 + (off) * 8) +#define SMT(off) (0x3400 + (off) * 8) #define SD_CH(off, ch) ((off) + (ch) * 4) #define ETH_POC(off, ch) ((off) + (ch) * 4) #define QSPI (0x3008) @@ -162,6 +163,7 @@ #define SR_MASK 0x01 #define PUPD_MASK 0x03 #define NOD_MASK 0x01 +#define SMT_MASK 0x01 =20 #define PM_INPUT 0x1 #define PM_OUTPUT 0x2 @@ -1348,6 +1350,15 @@ static int rzg2l_pinctrl_pinconf_get(struct pinctrl_= dev *pctldev, return -EINVAL; break; =20 + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + if (!(cfg & PIN_CFG_SMT)) + return -EINVAL; + + arg =3D rzg2l_read_pin_config(pctrl, SMT(off), bit, SMT_MASK); + if (!arg) + return -EINVAL; + break; + case RENESAS_RZV2H_PIN_CONFIG_OUTPUT_IMPEDANCE: if (!(cfg & PIN_CFG_IOLH_RZV2H)) return -EINVAL; @@ -1484,6 +1495,13 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_= dev *pctldev, rzg2l_rmw_pin_config(pctrl, NOD(off), bit, NOD_MASK, 1); break; =20 + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + if (!(cfg & PIN_CFG_SMT)) + return -EINVAL; + + rzg2l_rmw_pin_config(pctrl, SMT(off), bit, SMT_MASK, arg); + break; + case RENESAS_RZV2H_PIN_CONFIG_OUTPUT_IMPEDANCE: if (!(cfg & PIN_CFG_IOLH_RZV2H)) return -EINVAL; --=20 2.34.1