Add imx8dxl_cm4, lsio mu5 and related memory region.
Reviewed-by: Peng Fan <peng.fan@xxxxxxx>
Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
change from v1 to v2
- change to memory-vdevbuffer@90400000
- Add Peng Fan's review tag
---
arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 48 +++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
index 4ac96a0586294..1a74ac3ee4ee9 100644
--- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts
@@ -24,6 +24,19 @@ chosen {
stdout-path = &lpuart0;
};
+ imx8dxl-cm4 {
+ compatible = "fsl,imx8qxp-cm4";
+ clocks = <&clk_dummy>;
+ mbox-names = "tx", "rx", "rxdb";
+ mboxes = <&lsio_mu5 0 1 &lsio_mu5 1 1 &lsio_mu5 3 1>;
+ memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>,
+ <&vdev1vring0>, <&vdev1vring1>, <&rsc_table>;
+ power-domains = <&pd IMX_SC_R_M4_0_PID0>, <&pd IMX_SC_R_M4_0_MU_1A>;
+ fsl,resource-id = <IMX_SC_R_M4_0_PID0>;
+ fsl,entry-address = <0x34fe0000>;
+ };
+
+
memory@80000000 {
device_type = "memory";
reg = <0x00000000 0x80000000 0 0x40000000>;
@@ -51,6 +64,37 @@ linux,cma {
alloc-ranges = <0 0x98000000 0 0x14000000>;
linux,cma-default;
};
+
+ vdev0vring0: memory0@90000000 {
+ reg = <0 0x90000000 0 0x8000>;
+ no-map;
+ };
+
+ vdev0vring1: memory@90008000 {
+ reg = <0 0x90008000 0 0x8000>;
+ no-map;
+ };
+
+ vdev1vring0: memory@90010000 {
+ reg = <0 0x90010000 0 0x8000>;
+ no-map;
+ };
+
+ vdev1vring1: memory@90018000 {
+ reg = <0 0x90018000 0 0x8000>;
+ no-map;
+ };
+
+ rsc_table: memory-rsc-table@900ff000 {
+ reg = <0 0x900ff000 0 0x1000>;
+ no-map;
+ };
+
+ vdevbuffer: memory-vdevbuffer@90400000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0x90400000 0 0x100000>;
+ no-map;
+ };
};
m2_uart1_sel: regulator-m2uart1sel {
@@ -505,6 +549,10 @@ &lpuart1 {
status = "okay";
};
+&lsio_mu5 {
+ status = "okay";
+};
+
&flexcan2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flexcan2>;
--
2.34.1
