Add the board dts support for i.MX8MM DDR4 EVK board. Signed-off-by: Jacky Bai <ping.bai@xxxxxxx> --- arch/arm64/boot/dts/freescale/Makefile | 1 + .../boot/dts/freescale/imx8mm-ddr4-evk.dts | 77 +++++++++++++++++++ 2 files changed, 78 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index a39f0a1723e0..417c552480f2 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -29,6 +29,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-qds.dtb dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-rdb.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb +dtb-$(CONFIG_ARCH_MXC) += imx8mm-ddr4-evk.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb diff --git a/arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts new file mode 100644 index 000000000000..9cd89182218e --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts @@ -0,0 +1,77 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2020 NXP + */ + +/dts-v1/; + +#include "imx8mm-evk.dtsi" + +/ { + model = "FSL i.MX8MM DDR4 EVK with CYW43455 WIFI/BT board"; + compatible = "fsl,imx8mm-ddr4-evk", "fsl,imx8mm"; + + leds { + pinctrl-0 = <&pinctrl_gpio_led_2>; + + status { + gpios = <&gpio3 4 GPIO_ACTIVE_LOW>; + }; + }; +}; + +&ddrc { + operating-points-v2 = <&ddrc_opp_table>; + + ddrc_opp_table: opp-table { + compatible = "operating-points-v2"; + + opp-25M { + opp-hz = /bits/ 64 <25000000>; + }; + + opp-100M { + opp-hz = /bits/ 64 <100000000>; + }; + + opp-600M { + opp-hz = /bits/ 64 <600000000>; + }; + }; +}; + +&gpmi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpmi_nand_1>; + status = "okay"; + nand-on-flash-bbt; +}; + +&iomuxc { + pinctrl_gpmi_nand_1: gpmi-nand-1 { + fsl,pins = < + MX8MM_IOMUXC_NAND_ALE_RAWNAND_ALE 0x00000096 + MX8MM_IOMUXC_NAND_CE0_B_RAWNAND_CE0_B 0x00000096 + MX8MM_IOMUXC_NAND_CE1_B_RAWNAND_CE1_B 0x00000096 + MX8MM_IOMUXC_NAND_CLE_RAWNAND_CLE 0x00000096 + MX8MM_IOMUXC_NAND_DATA00_RAWNAND_DATA00 0x00000096 + MX8MM_IOMUXC_NAND_DATA01_RAWNAND_DATA01 0x00000096 + MX8MM_IOMUXC_NAND_DATA02_RAWNAND_DATA02 0x00000096 + MX8MM_IOMUXC_NAND_DATA03_RAWNAND_DATA03 0x00000096 + MX8MM_IOMUXC_NAND_DATA04_RAWNAND_DATA04 0x00000096 + MX8MM_IOMUXC_NAND_DATA05_RAWNAND_DATA05 0x00000096 + MX8MM_IOMUXC_NAND_DATA06_RAWNAND_DATA06 0x00000096 + MX8MM_IOMUXC_NAND_DATA07_RAWNAND_DATA07 0x00000096 + MX8MM_IOMUXC_NAND_RE_B_RAWNAND_RE_B 0x00000096 + MX8MM_IOMUXC_NAND_READY_B_RAWNAND_READY_B 0x00000056 + MX8MM_IOMUXC_NAND_WE_B_RAWNAND_WE_B 0x00000096 + MX8MM_IOMUXC_NAND_WP_B_RAWNAND_WP_B 0x00000096 + >; + }; + + pinctrl_gpio_led_2: gpioled2grp { + fsl,pins = < + MX8MM_IOMUXC_NAND_CE3_B_GPIO3_IO4 0x19 + >; + }; +}; -- 2.26.2