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arm64: dts: imx8ulp-evk: enable CM33 node

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Enable CM33 node to support rpmsg feature. To use rpmsg, also need
to enable mu node for mailbox doorbell and reserved memory node
for vring, and data buffer. And reserved a piece DRAM memory for case
that m33 images loaded in DRAM.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Peng Fan 2023-07-24 15:58:30 +08:00 committed by Shawn Guo
parent d0da51bb9d
commit 014fbffa25
1 changed files with 50 additions and 0 deletions
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50
arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
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@ -31,6 +31,42 @@ linux,cma {
size = <0 0x28000000>;
linux,cma-default;
};
m33_reserved: noncacheable-section@a8600000 {
reg = <0 0xa8600000 0 0x1000000>;
no-map;
};
rsc_table: rsc-table@1fff8000{
reg = <0 0x1fff8000 0 0x1000>;
no-map;
};
vdev0vring0: vdev0vring0@aff00000 {
reg = <0 0xaff00000 0 0x8000>;
no-map;
};
vdev0vring1: vdev0vring1@aff08000 {
reg = <0 0xaff08000 0 0x8000>;
no-map;
};
vdev1vring0: vdev1vring0@aff10000 {
reg = <0 0xaff10000 0 0x8000>;
no-map;
};
vdev1vring1: vdev1vring1@aff18000 {
reg = <0 0xaff18000 0 0x8000>;
no-map;
};
vdevbuffer: vdevbuffer@a8400000 {
compatible = "shared-dma-pool";
reg = <0 0xa8400000 0 0x100000>;
no-map;
};
};
clock_ext_rmii: clock-ext-rmii {
@ -49,6 +85,16 @@ clock_ext_ts: clock-ext-ts {
};
};
&cm33 {
mbox-names = "tx", "rx", "rxdb";
mboxes = <&mu 0 1>,
<&mu 1 1>,
<&mu 3 1>;
memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>,
<&vdev1vring0>, <&vdev1vring1>, <&rsc_table>;
status = "okay";
};
&lpuart5 {
/* console */
pinctrl-names = "default", "sleep";
@ -92,6 +138,10 @@ ethphy: ethernet-phy@1 {
};
};
&mu {
status = "okay";
};
&iomuxc1 {
pinctrl_enet: enetgrp {
fsl,pins = <