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Tue, 19 Jan 2021 05:43:06 -0800 (PST) From: Adam Ford To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] arm64: dts: imx8mn: Add fspi node Date: Tue, 19 Jan 2021 07:42:57 -0600 Message-Id: <20210119134258.774480-1-aford173@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210119_084310_556868_32472810 X-CRM114-Status: GOOD ( 10.40 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Fabio Estevam , Adam Ford , Sascha Hauer , aford@beaconembedded.com, linux-kernel@vger.kernel.org, Rob Herring , NXP Linux Team , Pengutronix Kernel Team , Shawn Guo Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The i.MX8M Nano has the same Flexspi controller used in the i.MX8M Mini. Add the node and disable it by default. Signed-off-by: Adam Ford diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index 3fac73779fdd..16ea50089567 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -889,6 +889,19 @@ usdhc3: mmc@30b60000 { status = "disabled"; }; + flexspi: spi@30bb0000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "nxp,imx8mm-fspi"; + reg = <0x30bb0000 0x10000>, <0x8000000 0x10000000>; + reg-names = "fspi_base", "fspi_mmap"; + interrupts = ; + clocks = <&clk IMX8MN_CLK_QSPI_ROOT>, + <&clk IMX8MN_CLK_QSPI_ROOT>; + clock-names = "fspi", "fspi_en"; + status = "disabled"; + }; + sdma1: dma-controller@30bd0000 { compatible = "fsl,imx8mn-sdma", "fsl,imx8mq-sdma"; reg = <0x30bd0000 0x10000>; From patchwork Tue Jan 19 13:42:58 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adam Ford X-Patchwork-Id: 12029821 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CFF8AC433DB for ; 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Tue, 19 Jan 2021 05:43:09 -0800 (PST) Received: from aford-IdeaCentre-A730.lan ([2601:448:8400:9e8:2386:3a11:421c:65a9]) by smtp.gmail.com with ESMTPSA id h14sm1795829ilh.63.2021.01.19.05.43.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Jan 2021 05:43:08 -0800 (PST) From: Adam Ford To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] arm64: dts: imx8mn-beacon-som: Enable QSPI on SOM Date: Tue, 19 Jan 2021 07:42:58 -0600 Message-Id: <20210119134258.774480-2-aford173@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210119134258.774480-1-aford173@gmail.com> References: <20210119134258.774480-1-aford173@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210119_084312_438834_53323EDA X-CRM114-Status: GOOD ( 11.52 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Fabio Estevam , Adam Ford , Sascha Hauer , aford@beaconembedded.com, linux-kernel@vger.kernel.org, Rob Herring , NXP Linux Team , Pengutronix Kernel Team , Shawn Guo Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org There is a QSPI chip connected to the FlexSPI bus. Enable it. Signed-off-by: Adam Ford Reviewed-by: Krzysztof Kozlowski diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi index 2120e6485393..9f575184d899 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi @@ -7,6 +7,7 @@ / { aliases { rtc0 = &rtc; rtc1 = &snvs_rtc; + spi0 = &flexspi; }; usdhc1_pwrseq: usdhc1_pwrseq { @@ -89,6 +90,22 @@ ethphy0: ethernet-phy@0 { }; }; +&flexspi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexspi>; + status = "okay"; + + flash@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <1>; + compatible = "jedec,spi-nor"; + spi-max-frequency = <80000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + }; +}; + &i2c1 { clock-frequency = <400000>; pinctrl-names = "default"; @@ -318,6 +335,18 @@ MX8MN_IOMUXC_I2C3_SDA_I2C3_SDA 0x400001c3 >; }; + pinctrl_flexspi: flexspigrp { + fsl,pins = < + MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x1c2 + MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x82 + MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x82 + MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x82 + MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x82 + MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x82 + >; + }; + + pinctrl_pmic: pmicirqgrp { fsl,pins = < MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x141