diff options
author | Peng Fan <peng.fan@nxp.com> | 2019-10-18 16:28:11 +0800 |
---|---|---|
committer | Dong Aisheng <aisheng.dong@nxp.com> | 2019-11-25 16:08:38 +0800 |
commit | 0d974bbbf3848fc669c8aeab4c3a86d15648631d (patch) | |
tree | 2c6d72b009baa0b03521f3b8902fe8f724b1c014 /arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk-root.dts | |
parent | 9bf2a3710859d51a4f3daaa4175c41f78bb9f624 (diff) |
arm64: dts: imx8mn: add inmate/root dts
Add inmate/root dts for jailhouse dual linux case.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk-root.dts')
-rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk-root.dts | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk-root.dts b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk-root.dts new file mode 100644 index 000000000000..9e71421e4f4b --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk-root.dts @@ -0,0 +1,95 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2019 NXP + */ + +#include "imx8mn-ddr4-evk.dts" + +/* +TODO: need uncomment when linux ready +&cpu_pd_wait { + /delete-property/ compatible; +}; +*/ + +&{/} { + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + linux,cma { + compatible = "shared-dma-pool"; + reusable; + size = <0 0x28000000>; + alloc-ranges = <0 0x40000000 0 0x93c00000>; + linux,cma-default; + }; + + ivshmem_reserved: ivshmem@0xbbb00000 { + no-map; + reg = <0 0xbbb00000 0x0 0x00100000>; + }; + + ivshmem2_reserved: ivshmem2@0xbba00000 { + no-map; + reg = <0 0xbba00000 0x0 0x00100000>; + }; + + pci_reserved: pci@0xbb800000 { + no-map; + reg = <0 0xbb800000 0x0 0x00200000>; + }; + + loader_reserved: loader@0xbb700000 { + no-map; + reg = <0 0xbb700000 0x0 0x00100000>; + }; + + jh_reserved: jh@0xb7c00000 { + no-map; + reg = <0 0xb7c00000 0x0 0x00400000>; + }; + + /* 512MB */ + inmate_reserved: inmate@0x93c00000 { + no-map; + reg = <0 0x93c00000 0x0 0x24000000>; + }; + }; +}; + +&iomuxc { + /* + * Used for the 2nd Linux. + * TODO: M4 may use these pins. + */ + pinctrl_uart4: uart4grp { + fsl,pins = < + MX8MN_IOMUXC_UART4_RXD_UART4_DCE_RX 0x140 + MX8MN_IOMUXC_UART4_TXD_UART4_DCE_TX 0x140 + >; + }; +}; + +&clk { + init-on-array = <IMX8MN_CLK_NAND_USDHC_BUS + IMX8MN_CLK_USDHC3_ROOT + IMX8MN_CLK_UART4_ROOT>; +}; + +&uart2 { + pinctrl-0 = <&pinctrl_uart2>, <&pinctrl_uart4>; + assigned-clocks = <&clk IMX8MN_CLK_UART4>; + assigned-clock-parents = <&clk IMX8MN_CLK_24M>; +}; + +&usdhc3 { + status = "disabled"; +}; + +&usdhc2 { + pinctrl-0 = <&pinctrl_usdhc3>, <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>; + pinctrl-1 = <&pinctrl_usdhc3>, <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>; + pinctrl-2 = <&pinctrl_usdhc3>, <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>; +}; |