From: Fabio Estevam Date: Fri, 21 Aug 2020 12:59:38 +0000 (-0300) Subject: arm64: dts: imx8mm-evk: Add flexspi support X-Git-Tag: v5.15~2574^2~27^2~59 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fa1652340af8ddb04b6f789f9edf318d7ef5ef75;p=platform%2Fkernel%2Flinux-starfive.git arm64: dts: imx8mm-evk: Add flexspi support imx8mm-evk has a quad SPI-NOR flash on the flexspi bus. Add support for it. Signed-off-by: Fabio Estevam Signed-off-by: Shawn Guo --- diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts index 7c652b8..d85206f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts @@ -12,6 +12,10 @@ model = "FSL i.MX8MM EVK board"; compatible = "fsl,imx8mm-evk", "fsl,imx8mm"; + aliases { + spi0 = &flexspi; + }; + chosen { stdout-path = &uart2; }; @@ -135,6 +139,22 @@ }; }; +&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"; @@ -423,6 +443,17 @@ >; }; + pinctrl_flexspi: flexspigrp { + fsl,pins = < + MX8MM_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x1c2 + MX8MM_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x82 + MX8MM_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x82 + MX8MM_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x82 + MX8MM_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x82 + MX8MM_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x82 + >; + }; + pinctrl_pmic: pmicirq { fsl,pins = < MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41