From patchwork Mon Aug 8 07:40:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Patrice CHOTARD X-Patchwork-Id: 12938554 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E55A1C00140 for ; Mon, 8 Aug 2022 07:42:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jAgkEPLjL0PDL0RKCLAGcBQx0NHm2d9Ahnklc0ihYO4=; b=woRtOpqfX9fiNf 1KtXx2O66wGjerI7YD8n0bGvmY77qfXsxvj6FEwiXGs87Asa3BmQfUjDjT5nLmQ1/rscl00jSirdU wVsn+Px50C0YtvCWDMjl7zCe6w3ObIf1LNLTqzQpEM3FXiMhOEN930HFUt3g2qeTOCaTY8GQeVBnx HdB8ah6V2sa7ghp9truCd/mTAX26bRGRReX8l2Q+aLteHTkgBZY6G7bNRDtfywjN8l3YCXiK6Ej3v 6ZBmm9h3asces9t/EesFgD7NFqmHIL1P0Phzxjdj9JvBPNFcQXtAXgXgTTYkr6rFoGaGa2HzHVVPS Asz6Qf0DkBP0dDubiNdQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oKxOP-00CBWY-Tn; Mon, 08 Aug 2022 07:41:42 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oKxO6-00CBOf-0m for linux-arm-kernel@lists.infradead.org; Mon, 08 Aug 2022 07:41:23 +0000 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 2787YniH021020; Mon, 8 Aug 2022 09:41:03 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=selector1; bh=qovgCI/rHlWBP9Q7xRWBKX4sBON8udJGHElHZMj6Q8E=; b=QhJwmSKEbPYVYuF5UbQlIHvTAFNX6FVdNgIFSaMKyxDRqIovev/N18j98wo1tbI79k5f pPEiL1/v5DMFsRsJv0AmSbsGdxJNo4G9HdtJpPhj6d2uO9YmnhmxADB6xQThUPTLUcjX IP/fW37UWLaAf8TrpfEJRavz9Aai6BjhvziuKzygqDYTUBmRHam8dq3UF95KsM3vrA4w pYcWq1AqJVYYFxT1HFp0Ak5JvFCMXztKBWdDAmu1Hjdg+jctJg98ANEgpwF3LxNggl0Z ZgWj2Nm7R3xLNi8bpM8+WTbhyhzvbwKlk31XAjulUvb3g46Mk4GFecGzJEP6sbGUZcxI Mg== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3hsdea156s-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 08 Aug 2022 09:41:03 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 10528100034; Mon, 8 Aug 2022 09:41:00 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id BA8252171E0; Mon, 8 Aug 2022 09:41:00 +0200 (CEST) Received: from localhost (10.75.127.119) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2308.20; Mon, 8 Aug 2022 09:41:00 +0200 From: To: Mark Brown , Alexandre Torgue , , CC: , , , , , , Subject: [PATCH 3/3] ARM: dts: stm32: Create separate pinmux for qspi cs pin in stm32mp15-pinctrl.dtsi Date: Mon, 8 Aug 2022 09:40:51 +0200 Message-ID: <20220808074051.44736-4-patrice.chotard@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220808074051.44736-1-patrice.chotard@foss.st.com> References: <20220808074051.44736-1-patrice.chotard@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.119] X-ClientProxiedBy: GPXDAG2NODE4.st.com (10.75.127.68) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-08-08_05,2022-08-05_01,2022-06-22_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220808_004122_383055_612D6053 X-CRM114-Status: GOOD ( 16.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Patrice Chotard Create a separate pinmux for qspi chip select in stm32mp15-pinctrl.dtsi. In the case we want to use transfer_one() API to communicate with a SPI device, chip select signal must be driven individually. Signed-off-by: Patrice Chotard --- arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 50 ++++++++++++++++-------- arch/arm/boot/dts/stm32mp157c-ev1.dts | 12 +++++- 2 files changed, 43 insertions(+), 19 deletions(-) diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi index 6052243ad81c..ade4fab45f14 100644 --- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi @@ -1189,7 +1189,7 @@ pins { }; qspi_bk1_pins_a: qspi-bk1-0 { - pins1 { + pins { pinmux = , /* QSPI_BK1_IO0 */ , /* QSPI_BK1_IO1 */ , /* QSPI_BK1_IO2 */ @@ -1198,12 +1198,6 @@ pins1 { drive-push-pull; slew-rate = <1>; }; - pins2 { - pinmux = ; /* QSPI_BK1_NCS */ - bias-pull-up; - drive-push-pull; - slew-rate = <1>; - }; }; qspi_bk1_sleep_pins_a: qspi-bk1-sleep-0 { @@ -1211,13 +1205,12 @@ pins { pinmux = , /* QSPI_BK1_IO0 */ , /* QSPI_BK1_IO1 */ , /* QSPI_BK1_IO2 */ - , /* QSPI_BK1_IO3 */ - ; /* QSPI_BK1_NCS */ + ; /* QSPI_BK1_IO3 */ }; }; qspi_bk2_pins_a: qspi-bk2-0 { - pins1 { + pins { pinmux = , /* QSPI_BK2_IO0 */ , /* QSPI_BK2_IO1 */ , /* QSPI_BK2_IO2 */ @@ -1226,7 +1219,34 @@ pins1 { drive-push-pull; slew-rate = <1>; }; - pins2 { + }; + + qspi_bk2_sleep_pins_a: qspi-bk2-sleep-0 { + pins { + pinmux = , /* QSPI_BK2_IO0 */ + , /* QSPI_BK2_IO1 */ + , /* QSPI_BK2_IO2 */ + ; /* QSPI_BK2_IO3 */ + }; + }; + + qspi_cs1_pins_a: qspi-cs1-0 { + pins { + pinmux = ; /* QSPI_BK1_NCS */ + bias-pull-up; + drive-push-pull; + slew-rate = <1>; + }; + }; + + qspi_cs1_sleep_pins_a: qspi-cs1-sleep-0 { + pins { + pinmux = ; /* QSPI_BK1_NCS */ + }; + }; + + qspi_cs2_pins_a: qspi-cs2-0 { + pins { pinmux = ; /* QSPI_BK2_NCS */ bias-pull-up; drive-push-pull; @@ -1234,13 +1254,9 @@ pins2 { }; }; - qspi_bk2_sleep_pins_a: qspi-bk2-sleep-0 { + qspi_cs2_sleep_pins_a: qspi-cs2-sleep-0 { pins { - pinmux = , /* QSPI_BK2_IO0 */ - , /* QSPI_BK2_IO1 */ - , /* QSPI_BK2_IO2 */ - , /* QSPI_BK2_IO3 */ - ; /* QSPI_BK2_NCS */ + pinmux = ; /* QSPI_BK2_NCS */ }; }; diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts index d142dd30e16b..050c3c27a420 100644 --- a/arch/arm/boot/dts/stm32mp157c-ev1.dts +++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts @@ -255,8 +255,16 @@ &m_can1 { &qspi { pinctrl-names = "default", "sleep"; - pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a &qspi_bk2_pins_a>; - pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a &qspi_bk2_sleep_pins_a>; + pinctrl-0 = <&qspi_clk_pins_a + &qspi_bk1_pins_a + &qspi_cs1_pins_a + &qspi_bk2_pins_a + &qspi_cs2_pins_a>; + pinctrl-1 = <&qspi_clk_sleep_pins_a + &qspi_bk1_sleep_pins_a + &qspi_cs1_sleep_pins_a + &qspi_bk2_sleep_pins_a + &qspi_cs2_sleep_pins_a>; reg = <0x58003000 0x1000>, <0x70000000 0x4000000>; #address-cells = <1>; #size-cells = <0>;