From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 07 Nov 2022 16:02:00 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1os3dQ-000W4i-ID for lore@lore.pengutronix.de; Mon, 07 Nov 2022 16:02:00 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1os3dO-0007YN-Of for lore@pengutronix.de; Mon, 07 Nov 2022 16:01:59 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:To:From:Reply-To:Cc:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=4GZNCLpGD4yiALqHe/EhgQb4aRi2IWxF+oGpVsIeDH8=; b=s427YCi9sMsxrLcZ/e4pD9SbTT OMEu62wIVNzrrkuVZRe7r/pDOcPTUgxyZp5FEfkA9FkGpzagnh73M0WJCYYF1i0G3TsvSrS8WLIXC jj0Yog53dJRJ3yjUS+j+x20B8ZiPBJTJHmCuLOWUhx3aDf1sGRaZv9ehcx+MUFv1CAe2JTe0TLvED ikrNJiQ/G1JXkX6rlA/J60vW2Q4rEtS8kahQo1/MbVprrCFp4TmuasltUz490Z8M1gEUjzV4blK5n 4uJ6u8VQN1GjVfd4ge68ZlVJEUyaAXsNPHe3sXlCgGVc5EZcLE1ZVDxx/oPvoEgN5Fb/qWbAAU0uf zLJmninw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1os3c0-00FTKr-Ap; Mon, 07 Nov 2022 15:00:32 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1os3NT-00FKtm-N6 for barebox@lists.infradead.org; Mon, 07 Nov 2022 14:45:35 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1os3NP-00037a-Fu; Mon, 07 Nov 2022 15:45:27 +0100 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1os3NN-002sI3-R1; Mon, 07 Nov 2022 15:45:26 +0100 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1os3NO-0023fD-1x; Mon, 07 Nov 2022 15:45:26 +0100 From: Sascha Hauer To: Barebox List Date: Mon, 7 Nov 2022 15:45:20 +0100 Message-Id: <20221107144524.489471-1-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221107_064531_849373_2337F81C X-CRM114-Status: GOOD ( 11.07 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.9 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 0/4] gpio: Add gpio latch driver X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) This adds a gpio-latch driver recently added to Linux, see https://lore.kernel.org/lkml/20221007114647.2723457-2-s.hauer@pengutronix.de/T/ This is basically the same driver adjusted for barebox. As a preparation we have to add some bitmap helpers needed for the driver. Sascha Hauer (4): bitmap: Implement bitmap_*zalloc() bitops: include linux/types.h bitops: implement assign_bit() gpio: Add gpio latch driver drivers/gpio/Kconfig | 6 ++ drivers/gpio/Makefile | 1 + drivers/gpio/gpio-latch.c | 195 ++++++++++++++++++++++++++++++++++++++ include/linux/bitmap.h | 7 ++ include/linux/bitops.h | 16 +++- lib/bitmap.c | 10 ++ 6 files changed, 234 insertions(+), 1 deletion(-) create mode 100644 drivers/gpio/gpio-latch.c -- 2.30.2