From nobody Wed Feb 11 14:22:06 2026 Received: from mail-wm1-f54.google.com (mail-wm1-f54.google.com [209.85.128.54]) (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 DC1B313D2B1 for ; Thu, 23 May 2024 07:58:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.54 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716451117; cv=none; b=b0xv9Lwn/h9M3FPkW4I23TZnBLjvaio6achyT74WYVxKKdQnAwstXkgfx70Y8c/TyH4sE6iZdJ/uwbolzj/q9SBQBoEQTCAD5DnBXHIvIFYL/kENdM8Q4eAI4xgKp8OH2TxKTLcw2D72FfoHAWOszgvWCi+Oqx4H33Rs0Ad89Aw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716451117; c=relaxed/simple; bh=oY9pJCCB+gMDQTAUOCI57KbOI5M/HreuFbqNaMW9YWI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=dhVbapbuPKFp0CfQ1vdz+q8fR2GQbaiT1rt02MxZ7Wx0QMJpy5egAOgSg7eHDeLTf3fOv2+kriy49z+zCJ9TcfFYtqejUXFCULrx6hqaI1rP1MjQErcU28Bu0hQJaecVYgUwwcLVscTymxwSMhAh5wnRqDlQGnMbPe1P8u+gAkQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com; spf=pass smtp.mailfrom=baylibre.com; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b=TK/gv9Ba; arc=none smtp.client-ip=209.85.128.54 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baylibre.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b="TK/gv9Ba" Received: by mail-wm1-f54.google.com with SMTP id 5b1f17b1804b1-420180b58c5so16504825e9.3 for ; Thu, 23 May 2024 00:58:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1716451114; x=1717055914; 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=D8GG0qSUKW/QwiEfb1pXJnlM6Z5iknMteP/DubTFmCA=; b=TK/gv9Ba/1znMN70+vHAhjN6RiQjNI7tSNplK/LWY6Q8hlaJoVjf2pzbRI8YW9NTgB YbQGTguSFarzIZoVVCiGHAJtm1F4bHxtBqgYK6xjx1THBrMCzLDxhReKLU0uQQJjQoRR urz0zaeqdkhvOLi+w5TZ/P67U+DqEIadDPw2z70YWmAJvHg6s7xQyuuhuxgZv9N1rZoz Ms4C5vjpWQesLQJq8k0TMNU/29ziYuXW/4F5fmkV3fLmY3bekLVb5TYKC3MZoP4eotE6 2wlVkqOxXT+tpsVbd0IHrNflWqbd1t3NXAxnLGrUIuwu6uvn1y9vR29ssYzAGINDcGte +9sg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716451114; x=1717055914; 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=D8GG0qSUKW/QwiEfb1pXJnlM6Z5iknMteP/DubTFmCA=; b=MOX8XPT65L61cytg8jEZwD35qeOK/L47N9CsfPGJ7kW2MnQw/DfAcTWEE5oNkw50QP 7yfgJGX0FEiAnkoclo8dTYl5wjpoC/6IT03RHH3ZSTsl8akA0H1HKmrKjIaOxHnXiH4B N9hEXsRoyGh4NjftVar2HdoWL+dbOSGPcL0WPAqNlur65k8fah6M7SLCk8p/lPwFrpbS YkrfNke86cQ2Zfxm9B9lFQidOBSfdJTS73GYytyXuJ90CsE+mZN467kWRO+6pbkoxD8z p43J4K9P0vgYD+bkhl36QQ3fHt08wVMx1dG5m4nFi02Qa7raSjcC4wONHtov2F7N9CiN 0OVw== X-Forwarded-Encrypted: i=1; AJvYcCURjdgUglIt7m4PJFvLgYJ2ak5rORN8+UspDxnaP0ZkpfxWcHAPx+WBEGY6SnChFMAB8yyhKpVE0jHCVIF5yPsXn6ejbLN9EfwerJja X-Gm-Message-State: AOJu0Yz2ZvncJsPr76VboUjaOxdPdUN6vTtJ8F0JDISeYkJnoUWkw8Ds +yy9AHGGD6ql++H4ua7PvzbzmWb7IyqjG+wPsjif5EwshRJcFLsZx7xiuPnrOi4= X-Google-Smtp-Source: AGHT+IHY1QA7e7M81Uch6zrTpW4SzcO290mENs1Q7433I/NCsVyGWKJ/Rr+g3fYyAhO+lvsDLKDNDA== X-Received: by 2002:a05:600c:56c1:b0:41f:e56c:ef81 with SMTP id 5b1f17b1804b1-420fd2dcc03mr34490425e9.1.1716451113999; Thu, 23 May 2024 00:58:33 -0700 (PDT) Received: from blmsp.fritz.box ([2001:4091:a246:821e:6f3b:6b50:4762:8343]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-42100f01d7fsm17359125e9.1.2024.05.23.00.58.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 May 2024 00:58:33 -0700 (PDT) From: Markus Schneider-Pargmann To: Greg Kroah-Hartman , Jiri Slaby , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tony Lindgren , John Ogness , Markus Schneider-Pargmann , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Ronald Wahl , Thomas Richard , Thomas Gleixner , Andy Shevchenko , Arnd Bergmann , Vignesh Raghavendra Cc: Vibhore Vardhan , Kevin Hilman , Dhruva Gole , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH 5/5] serial: 8250: omap: Set wakeup pinctrl on suspend Date: Thu, 23 May 2024 09:58:19 +0200 Message-ID: <20240523075819.1285554-6-msp@baylibre.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240523075819.1285554-1-msp@baylibre.com> References: <20240523075819.1285554-1-msp@baylibre.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" To enable the serial driver and it's pin to be a wakeup source in suspend to ram states, select the wakeup pinctrl state on suspend and restore the default pinctrl state on resume. Signed-off-by: Markus Schneider-Pargmann Reviewed-by: Kevin Hilman --- drivers/tty/serial/8250/8250_omap.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/= 8250_omap.c index 617a421a1396..61f056c4e78e 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -1663,6 +1663,13 @@ static int omap8250_suspend(struct device *dev) struct generic_pm_domain *genpd =3D pd_to_genpd(dev->pm_domain); int err =3D 0; =20 + err =3D omap8250_select_wakeup_pinctrl(dev, priv); + if (err) { + dev_err(dev, "Failed to select wakeup pinctrl, aborting suspend %pe\n", + ERR_PTR(err)); + return err; + } + serial8250_suspend_port(priv->line); =20 err =3D pm_runtime_resume_and_get(dev); @@ -1696,6 +1703,13 @@ static int omap8250_resume(struct device *dev) struct generic_pm_domain *genpd =3D pd_to_genpd(dev->pm_domain); int err; =20 + err =3D pinctrl_select_default_state(dev); + if (err) { + dev_err(dev, "Failed to select default pinctrl state on resume: %pe\n", + ERR_PTR(err)); + return err; + } + if (uart_console(&up->port) && console_suspend_enabled) { if (console_suspend_enabled) { err =3D pm_runtime_force_resume(dev); --=20 2.43.0