From 69456b33fae47f34b59d49c4bbf5699e7e001df0 Mon Sep 17 00:00:00 2001 From: Han Xu Date: Wed, 20 Nov 2019 14:29:38 -0600 Subject: MLK-23015: add flexspi support for iMX8MN DDR4 EVK Add flexspi support in iMX8MN DDR4 EVK dts Signed-off-by: Han Xu --- arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts | 25 +++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts') diff --git a/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts index 33303778da09..3adcd2bcb88d 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts @@ -133,6 +133,17 @@ >; }; + pinctrl_flexspi0: flexspi0grp { + fsl,pins = < + MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK 0x1c4 + MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B 0x84 + MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0 0x84 + MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1 0x84 + MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x84 + MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x84 + >; + }; + pinctrl_mipi_dsi_en: mipi_dsi_en { fsl,pins = < MX8MN_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x16 @@ -539,6 +550,20 @@ }; }; +&flexspi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexspi0>; + status = "okay"; + + flash0: mt25qu256aba@0 { + reg = <0>; + 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"; -- cgit v1.2.3