From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B537039B4B7; Tue, 3 Feb 2026 10:10:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.10 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770113431; cv=none; b=bdyxbeEOmYIdsBfpac++jmJsYCzknjt3llWj9GvEJfuX+w9gtRNmHea2RZq6EvGJOYtBMsZDt64a9mgFRUm2e/7qCXjfFr51inupQM9w9BlTn2/o4xDcrcOATRt9O5hmZtxJ9QgnfAyh7USGCyngXh1zGq0FRzrp7xTXakXzOrw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770113431; c=relaxed/simple; bh=ASQt567TmwDj0Kwqsfpa1jscAxuDRz2njZL/BXc7j0I=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=nrboNphuYpa9RSNZL+kLO4P7JSeJsbknFRSprqNCRV9yfUzKX/Jj93gaVwakzbacL15lPn5HjzqaIKgF7DbzZa5HKKOmL03BgBM+6JT23DvjZiNq8EYWENxkk5k0v28KvqLqHb5X+55IK6t0UYxthNlgm+8apjIbWchWbnGr8QY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=WPeKi/kC; arc=none smtp.client-ip=198.175.65.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="WPeKi/kC" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770113430; x=1801649430; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=ASQt567TmwDj0Kwqsfpa1jscAxuDRz2njZL/BXc7j0I=; b=WPeKi/kCSnIBfd9PlNJFUUNqHqLHt9JovBWFYRkaEkgS9tEgj0IQqxma Fe6k7AWX0BYtjcESYyK7YSMzHBN5yfowQqWUa4boccqMma/AYZPQP9KMk 2Xm/OPzHohTGjrPFXduSNlwnmSUs4x/2dTXhMB/Ka0t3F+iMPe9G4gDb5 6NxIJVQeL5+zLF9QxFZVhA4MfDVmlR5+mz4FZvbGOvDYqhhhurTykWAGq wf6/EhJHAOJ6110t8xbw0OSto71HfvTsI5xPpa3CYjdFj668eg9JMi+zz /7Kp0ImAgyNMjJwQpJdo+rAujBVgFgdXUD4+hhwnjXXbzb8e5TyzX0Xl3 g==; X-CSE-ConnectionGUID: CJjTLA1lRRKtO6Pt6KTbkQ== X-CSE-MsgGUID: tBEiZdwuTn6EysE/QTtlaw== X-IronPort-AV: E=McAfee;i="6800,10657,11690"; a="88702817" X-IronPort-AV: E=Sophos;i="6.21,270,1763452800"; d="scan'208";a="88702817" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2026 02:10:29 -0800 X-CSE-ConnectionGUID: CUyOb+gGSvmMzaQG+nuLCA== X-CSE-MsgGUID: ZsQpgSubSpGALXBjt4iGEQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,270,1763452800"; d="scan'208";a="240476389" Received: from pgcooper-mobl3.ger.corp.intel.com (HELO localhost) ([10.245.245.99]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2026 02:10:26 -0800 Date: Tue, 3 Feb 2026 12:10:23 +0200 From: Andy Shevchenko To: Oleksij Rempel Cc: Sander Vanheule , Jonathan Cameron , Rob Herring , Krzysztof Kozlowski , Conor Dooley , kernel@pengutronix.de, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, Andy Shevchenko , David Lechner , Nuno =?iso-8859-1?Q?S=E1?= , David Jander Subject: Re: [PATCH v2 5/8] iio: dac: ds4424: convert to regmap Message-ID: References: <20260127060939.3914006-1-o.rempel@pengutronix.de> <20260127060939.3914006-6-o.rempel@pengutronix.de> <2cfd142fbaad3ddd3b3fb632c77a4e9f58d50f66.camel@svanheule.net> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Sun, Feb 01, 2026 at 05:16:53PM +0100, Oleksij Rempel wrote: > On Sun, Feb 01, 2026 at 03:42:28PM +0100, Sander Vanheule wrote: > > On Tue, 2026-01-27 at 07:09 +0100, Oleksij Rempel wrote: ... > Which works mostly fine except of the cache initialisation. If I use > num_reg_defaults_raw with REGCACHE_MAPLE as proposed by Andy > Shevchenko, first access to regmap values over debugfs will explode with > NULL pointer etc... Yeah, this is known issue in regcache core. I don't remember how it was worked around in pinctrl-cy8c95x0.c. > If I remove num_reg_defaults_raw, I need to read register manually > to init defaul values as implemented in v3. -- With Best Regards, Andy Shevchenko