From patchwork Mon Jul 1 15:04:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Utsav Agarwal via B4 Relay X-Patchwork-Id: 13718255 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 927A984DE9; Mon, 1 Jul 2024 15:05:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719846303; cv=none; b=GeYMCqOjAbHBDmRfQXs/t7XPbDDHIH3tWVVn9R8PIyCVnYFMPwoHUAALFUeaOaR9pV4flAha7tp1LwLX5+4vElkHnsL9o4+Ky32Yg0C4U3zaXBZlrSZpNCITynDvJTgbXNKDLxGjwcu+1ykJCul5erZ+lvL7pHpGiCHOkIeE54E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719846303; c=relaxed/simple; bh=looVJtFQZcec+jXHJMoRnWIFRehDK3wbXLGpJmuScKU=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=LTP/bE1RD9B8v8YHD0UzL+xKC7kCRlYF0rcxGeVbyOEdLLY0PiFPwDQnoiiOGp8D3k4whfDG0OTFMAZXOlAwT4G3FOwQC9AT3pPrJUFT/H/5sLs6be+Lc6FKy7FGFuAwDAqx5GLYZFZEmHG6iTwRK+TO/MQ5ecLerswUHcBoKw0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UqcfcZrb; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UqcfcZrb" Received: by smtp.kernel.org (Postfix) with ESMTPS id 31FA9C116B1; Mon, 1 Jul 2024 15:05:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1719846303; bh=looVJtFQZcec+jXHJMoRnWIFRehDK3wbXLGpJmuScKU=; h=From:Subject:Date:To:Cc:Reply-To:From; b=UqcfcZrbPw1oan2NJpUaBEklGp+k/qH1KmTjYMtf5YhgY71WnghXtsqY5A+LA4HuX UhX77bCjIuAoBbkAsZTwygPM8RYy2712PPN7zfUwBKTxFo/97+sEbMYvJ8+9wct+7w n71ffo/1mGC2626R9yiE2/T3jomAsHhyteaOmSr0VUlNnoenOlDaNPLmz5tKle/LL5 EzyE5KEAZxHgO0+5387kXdKb04KySFqI1rYE+iIqwNQiT1OufgKz0AI4yMNqOCTQbx Gic1Jg1o0SqCqZCdpAB0xPSlv/nO2S7IeAAhcw6pOB8AytfPUSQsK5xVYzw7e8NmjV 4Lt0C1h2gbrSQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1DCFAC3065B; Mon, 1 Jul 2024 15:05:03 +0000 (UTC) From: Utsav Agarwal via B4 Relay Subject: [PATCH v4 0/2] adp5588-keys: Support for dedicated gpio operation Date: Mon, 01 Jul 2024 16:04:49 +0100 Message-Id: <20240701-adp5588_gpio_support-v4-0-44bba0445e90@analog.com> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAJHFgmYC/x3MTQqAIBBA4avErBNMsr+rRITmWLPJQSuC6O5Jy 2/x3gMJI2GCoXgg4kWJwp5RlwUsm9lXFOSyQUlVy1ZWwjjWuuvmlSnM6WQO8RCNdlZZpyrTe8g pR/R0/9txet8Pb4Bme2YAAAA= To: Utsav Agarwal , Michael Hennerich , Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , =?utf-8?q?Nuno_S=C3=A1?= Cc: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Arturs Artamonovs , Vasileios Bimpikas , Oliver Gaskell X-Mailer: b4 0.14.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1719846302; l=1741; i=utsav.agarwal@analog.com; s=20240701; h=from:subject:message-id; bh=looVJtFQZcec+jXHJMoRnWIFRehDK3wbXLGpJmuScKU=; b=cWNWYh5i4IA/s9OTtCFegD8Y7IPG9TExKPDAInMmjMa8tAX0BzwvV3Ls8eq3o6mp2vn8kRDOd LooKZhMUTajDt2kVEMp/BIaHeUqq+t00LcsvjeFOBG+LUyOB0NOO/lP X-Developer-Key: i=utsav.agarwal@analog.com; a=ed25519; pk=mIG5Dmd3TO5rcICwTsixl2MoUcf/i2u+jYqifd7+fmI= X-Endpoint-Received: by B4 Relay for utsav.agarwal@analog.com/20240701 with auth_id=178 X-Original-From: Utsav Agarwal Reply-To: utsav.agarwal@analog.com Current state of the driver for the ADP5588/87 only allows partial I/O to be used as GPIO. This support was previously present as a separate gpio driver, which was dropped with the commit 5ddc896088b0 ("gpio: gpio-adp5588: drop the driver") since the functionality was deemed to have been merged with adp5588-keys. This series of patches re-enables this support by introducing a new property names "gpio-only", which allows the driver to relax the requirement for registering a keymap and enable pure GPIO operation. Changelog ========== V2: - Changed gpio_only from a local variable to a member of struct adp5588_kpad - Removed condition from adp5588_probe() to skip adp5588_fw_parse() if gpio-only specified. adp558_fw_parse() now handles and returns 0 if gpio-only has been specified. - Added a check in adp5588_fw_parse() to make sure keypad properties(keypad,num-columns and keypad,num-rows) were not defined when gpio-only specified V3: - Moved device_property_present() for reading "gpio-only" into adp558_fw_parse() - Added print statements in case of error V4: - Added dt-bindings patch Signed-off-by: Utsav Agarwal --- Utsav Agarwal (2): Input: adp5588-keys - add support for pure gpio dt-bindings: input: Update dtbinding for adp5588 .../devicetree/bindings/input/adi,adp5588.yaml | 28 ++++++++++++++++--- drivers/input/keyboard/adp5588-keys.c | 32 ++++++++++++++++++++++ 2 files changed, 56 insertions(+), 4 deletions(-) --- base-commit: 1c52cf5e79d30ac996f34b64284f2c317004d641 change-id: 20240701-adp5588_gpio_support-65db2bd21a9f Best regards,