From patchwork Wed Jul 5 10:13:55 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Packham X-Patchwork-Id: 9826253 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 912E960237 for ; Wed, 5 Jul 2017 10:14:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8246427F7F for ; Wed, 5 Jul 2017 10:14:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 75FEE283BB; Wed, 5 Jul 2017 10:14:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C4716283B0 for ; Wed, 5 Jul 2017 10:14:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752357AbdGEKOX (ORCPT ); Wed, 5 Jul 2017 06:14:23 -0400 Received: from gate2.alliedtelesis.co.nz ([202.36.163.20]:56629 "EHLO gate2.alliedtelesis.co.nz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752725AbdGEKOW (ORCPT ); Wed, 5 Jul 2017 06:14:22 -0400 Received: from mmarshal3.atlnz.lc (mmarshal3.atlnz.lc [10.32.18.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by gate2.alliedtelesis.co.nz (Postfix) with ESMTPS id 3466F8781F; Wed, 5 Jul 2017 22:14:10 +1200 (NZST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alliedtelesis.co.nz; s=mail; t=1499249650; bh=0UnRmW0+V3C++gyc2XETL10jRy6xhVQt5thw+u1L2NA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=LANpJF9jBgaoVW4ylPgNDXJqLYu/cPlug7G8FoMeLemO0dZbDsKz2NHnAgcEPp8IQ SHSZXh0HWBJg4M+PID8IzRP6zrZ5qVrWONmpxs3qUKn9Da9yIMjU6ds2+5iCC+fwW2 csv6oywRNKqvTl3lS03OatukO2T0Rs6TDIsY1S2k= Received: from smtp (Not Verified[10.32.16.33]) by mmarshal3.atlnz.lc with Trustwave SEG (v7, 5, 7, 9061) id ; Wed, 05 Jul 2017 22:14:10 +1200 Received: from chrisp-dl.atlnz.lc (chrisp-dl.ws.atlnz.lc [10.33.22.30]) by smtp (Postfix) with ESMTP id E589713EF4F; Wed, 5 Jul 2017 22:14:10 +1200 (NZST) Received: by chrisp-dl.atlnz.lc (Postfix, from userid 1030) id 8D7CA1E2274; Wed, 5 Jul 2017 22:14:05 +1200 (NZST) From: Chris Packham To: wsa@the-dreams.de, ysato@users.sourceforge.jp, linux-i2c@vger.kernel.org, linux-sh@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Chris Packham , Rich Felker Subject: [PATCH v2 1/4] sh: sh7785lcr: add GPIO lookup table for i2c controller reset Date: Wed, 5 Jul 2017 22:13:55 +1200 Message-Id: <20170705101358.17458-2-chris.packham@alliedtelesis.co.nz> X-Mailer: git-send-email 2.13.0 In-Reply-To: <20170705101358.17458-1-chris.packham@alliedtelesis.co.nz> References: <20170705101358.17458-1-chris.packham@alliedtelesis.co.nz> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Define the GPIO connected to the PCA9564 using a GPIO lookup table. This will allow the i2c-pca-platform driver to use the device managed APIs to lookup the gpio instead of using platform_data. Signed-off-by: Chris Packham --- Changes in v2: - use correct API (gpio_add_lookup_table) and compile test. arch/sh/boards/board-sh7785lcr.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/sh/boards/board-sh7785lcr.c b/arch/sh/boards/board-sh7785lcr.c index 2c4771ee84cd..caec1ebffb09 100644 --- a/arch/sh/boards/board-sh7785lcr.c +++ b/arch/sh/boards/board-sh7785lcr.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -243,6 +244,14 @@ static struct resource i2c_resources[] = { }, }; +static struct gpiod_lookup_table i2c_gpio_table = { + .dev_id = "i2c.0", + .table = { + GPIO_LOOKUP("pfc-sh7757", 0, "reset-gpios", GPIO_ACTIVE_LOW), + { }, + }, +}; + static struct i2c_pca9564_pf_platform_data i2c_platform_data = { .gpio = 0, .i2c_clock_speed = I2C_PCA_CON_330kHz, @@ -283,6 +292,7 @@ static int __init sh7785lcr_devices_setup(void) i2c_device.num_resources = ARRAY_SIZE(i2c_proto_resources); } + gpiod_add_lookup_table(&i2c_gpio_table); return platform_add_devices(sh7785lcr_devices, ARRAY_SIZE(sh7785lcr_devices)); }