From patchwork Mon Jan 30 14:34:00 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrice Gasnier X-Patchwork-Id: 9545515 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 61B4460425 for ; Mon, 30 Jan 2017 14:37:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5BF5626E97 for ; Mon, 30 Jan 2017 14:37:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 50EDD2811E; Mon, 30 Jan 2017 14:37:22 +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=-1.9 required=2.0 tests=BAYES_00 autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E6BEB27F7F for ; Mon, 30 Jan 2017 14:37:21 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cYD57-0008LB-3A; Mon, 30 Jan 2017 14:37:21 +0000 Received: from mx07-00178001.pphosted.com ([62.209.51.94]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cYD2j-0004r8-PW for linux-arm-kernel@lists.infradead.org; Mon, 30 Jan 2017 14:35:08 +0000 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id v0UEWW3f020431; Mon, 30 Jan 2017 15:34:24 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-.pphosted.com with ESMTP id 288hn1hsns-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 30 Jan 2017 15:34:24 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 0BFF24A; Mon, 30 Jan 2017 14:34:21 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag5node3.st.com [10.75.127.15]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id CF66D2A5B; Mon, 30 Jan 2017 14:34:20 +0000 (GMT) Received: from localhost (10.75.127.44) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1178.4; Mon, 30 Jan 2017 15:34:20 +0100 From: Fabrice Gasnier To: , , , , , Subject: [PATCH v2 5/5] iio: adc: stm32: add exti gpio trigger source Date: Mon, 30 Jan 2017 15:34:00 +0100 Message-ID: <1485786840-4557-6-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1485786840-4557-1-git-send-email-fabrice.gasnier@st.com> References: <1485786840-4557-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.44] X-ClientProxiedBy: SFHDAG3NODE3.st.com (10.75.127.9) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-01-30_08:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170130_063454_671643_FE9DCDD5 X-CRM114-Status: UNSURE ( 9.23 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, benjamin.gaignard@linaro.org, lars@metafoo.de, alexandre.torgue@st.com, linux-iio@vger.kernel.org, pmeerw@pmeerw.net, mcoquelin.stm32@gmail.com, knaack.h@gmx.de, fabrice.gasnier@st.com, benjamin.gaignard@st.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP STM32F4 ADC can use exti11 (gpio) signal as trigger source for conversions. Signed-off-by: Fabrice Gasnier --- drivers/iio/adc/stm32-adc.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c index be0e457..0118c9c 100644 --- a/drivers/iio/adc/stm32-adc.c +++ b/drivers/iio/adc/stm32-adc.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -240,6 +241,7 @@ struct stm32_adc_chan_spec { { TIM5_CH3, STM32_EXT12 }, { TIM8_CH1, STM32_EXT13 }, { TIM8_TRGO, STM32_EXT14 }, + { STM32_EXTI(11), STM32_EXT15 }, {}, /* sentinel */ }; @@ -409,6 +411,11 @@ static int stm32_adc_get_trig_extsel(struct iio_trigger *trig) !strcmp(stm32f4_adc_trigs[i].name, trig->name)) { return stm32f4_adc_trigs[i].extsel; } + + if (is_stm32_exti_trigger(trig) && + !strcmp(stm32f4_adc_trigs[i].name, trig->name)) { + return stm32f4_adc_trigs[i].extsel; + } } return -EINVAL;