Add cm4 and related nodes.
Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
---
Change from v1 to v2
- fix nodename by replace _ with -
- change nodename "gpu_reserved" to "memory"
- use tab instead of spaces for indent.
- remove unneccesary status="okay"
---
arch/arm64/boot/dts/freescale/imx8qxp-mek.dts | 60 +++++++++++++++++++
1 file changed, 60 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
index 6fb454fdc5b5e..b01413f73d643 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
@@ -21,6 +21,20 @@ chosen {
stdout-path = &lpuart0;
};
+ imx8x_cm4: imx8x-cm4 {
+ compatible = "fsl,imx8qxp-cm4";
+ 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,entry-address = <0x34fe0000>;
+ fsl,resource-id = <IMX_SC_R_M4_0_PID0>;
+ };
+
memory@80000000 {
device_type = "memory";
reg = <0x00000000 0x80000000 0 0x40000000>;
@@ -85,6 +99,48 @@ reg_usb_otg1_vbus: regulator-usbotg1-vbus {
enable-active-high;
};
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ vdev0vring0: memory@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@900ff000 {
+ reg = <0 0x900ff000 0 0x1000>;
+ no-map;
+ };
+
+ vdevbuffer: memory@90400000 {
+ compatible = "shared-dma-pool";
+ reg = <0 0x90400000 0 0x100000>;
+ no-map;
+ };
+
+ gpu_reserved: memory@880000000 {
+ no-map;
+ reg = <0x8 0x80000000 0 0x10000000>;
+ };
+ };
+
sound-bt-sco {
compatible = "simple-audio-card";
simple-audio-card,bitclock-inversion;
@@ -405,6 +461,10 @@ &lpuart3 {
status = "okay";
};
+&lsio_mu5 {
+ status = "okay";
+};
+
&mu_m0 {
status = "okay";
};
--
2.34.1
