From patchwork Mon Dec 19 12:32:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 635310 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 DDADAC4332F for ; Mon, 19 Dec 2022 12:33:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232134AbiLSMdB (ORCPT ); Mon, 19 Dec 2022 07:33:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232068AbiLSMch (ORCPT ); Mon, 19 Dec 2022 07:32:37 -0500 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 21F13F02D; Mon, 19 Dec 2022 04:31:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1671453108; x=1702989108; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=W5/mAD3rb44U/Snba0SWl2h8OeAaalRUzRmh9CqBDBc=; b=V+cL6F4BN9X/vXRo61SJYHkF4LjvI+RHMmROXTRJ0sN5/3G22DIS2FcJ BeKvrzmeZwiJ3LdJho7PTsjHHg2TvwWW8vpRvnh2mSn5j+pM9ZnJdwfL+ /dSNN7TBIywzFnlMZWkzi3Vf0gimFF7GK0hJNW4/aNQf7XgsVkF3065l+ xdBgHTNrdQ+vbmBWl8zihEkuxXlKln0Qhpje27lV8OyMMDCiAjRXs10Rb nRYtcTvsHevPpilTBLLKp1ORNkv5CIuGiAImM77QLcR1PC7PnRKI8LKHs VEaIVRR5hXgMgjkplV3Qec4DRNes39HzrSELHwKylDiEdhvIrlKL7yCj/ g==; X-IronPort-AV: E=McAfee;i="6500,9779,10565"; a="320509094" X-IronPort-AV: E=Sophos;i="5.96,255,1665471600"; d="scan'208";a="320509094" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Dec 2022 04:31:46 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10565"; a="774913749" X-IronPort-AV: E=Sophos;i="5.96,255,1665471600"; d="scan'208";a="774913749" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga004.jf.intel.com with ESMTP; 19 Dec 2022 04:31:44 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 017FF1C3; Mon, 19 Dec 2022 14:32:13 +0200 (EET) From: Andy Shevchenko To: Andy Shevchenko , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Mika Westerberg , Andy Shevchenko , Linus Walleij Subject: [PATCH v1 4/4] pinctrl: intel: Add ~4k bias support Date: Mon, 19 Dec 2022 14:32:08 +0200 Message-Id: <20221219123208.5505-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221219123208.5505-1-andriy.shevchenko@linux.intel.com> References: <20221219123208.5505-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org All versions that have 20k and 5k resistance, i.e. all that the driver supports, may support ~4k when the above mentioned are connected in parallel. Add such a support. Signed-off-by: Andy Shevchenko --- drivers/pinctrl/intel/pinctrl-intel.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index 8ecb7ca7fbac..5e21b0a96efe 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -577,6 +577,9 @@ static int intel_config_get_pull(struct intel_pinctrl *pctrl, unsigned int pin, case PADCFG1_TERM_1K: *arg = 1000; break; + case PADCFG1_TERM_4K: + *arg = 4000; + break; case PADCFG1_TERM_5K: *arg = 5000; break; @@ -602,6 +605,9 @@ static int intel_config_get_pull(struct intel_pinctrl *pctrl, unsigned int pin, return -EINVAL; *arg = 1000; break; + case PADCFG1_TERM_4K: + *arg = 4000; + break; case PADCFG1_TERM_5K: *arg = 5000; break; @@ -709,6 +715,9 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin, case 5000: value |= PADCFG1_TERM_5K << PADCFG1_TERM_SHIFT; break; + case 4000: + value |= PADCFG1_TERM_4K << PADCFG1_TERM_SHIFT; + break; case 1000: value |= PADCFG1_TERM_1K << PADCFG1_TERM_SHIFT; break; @@ -731,6 +740,9 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin, case 5000: value |= PADCFG1_TERM_5K << PADCFG1_TERM_SHIFT; break; + case 4000: + value |= PADCFG1_TERM_4K << PADCFG1_TERM_SHIFT; + break; case 1000: if (!(community->features & PINCTRL_FEATURE_1K_PD)) { ret = -EINVAL;