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| author |   Hari Nagalla <hnagalla@ti.com> | 2024-10-03 12:01:16 -0500 |
|---|---|---|
| committer |   Vignesh Raghavendra <vigneshr@ti.com> | 2024-10-20 22:02:07 +0530 |
| commit | ef1876ff76096b3cad6fdb8b797226e4914f5726 (patch) | |
| tree | f51439b06422c21fdb9765f926baddcd38155e63 | |
| parent | arm64: dts: ti: k3-am625-sk: Add M4F remoteproc node (diff) | |
| download | wireguard-linux-ef1876ff76096b3cad6fdb8b797226e4914f5726.tar.xz wireguard-linux-ef1876ff76096b3cad6fdb8b797226e4914f5726.zip | |
arm64: dts: ti: k3-am64: Add M4F remoteproc node
The AM64x SoCs of the TI K3 family have a Cortex M4F core in the MCU
domain. This core can be used by non safety applications as a remote
processor. When used as a remote processor with virtio/rpmessage IPC,
two carveout reserved memory nodes are needed.
Disable by default as this node is not complete until mailbox data
is provided in the board level DT.
Signed-off-by: Hari Nagalla <hnagalla@ti.com>
Signed-off-by: Andrew Davis <afd@ti.com>
Tested-by: Wadim Egorov <w.egorov@phytec.de>
Link: https://lore.kernel.org/r/20241003170118.24932-4-afd@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi index ad4bed5d3f9e..a243c981e853 100644 --- a/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi @@ -161,4 +161,17 @@ /* Interrupt sources: esm0_cfg, esm0_hi, esm0_low, mrti0 */ ti,esm-pins = <0>, <1>, <2>, <85>; }; + + mcu_m4fss: m4fss@5000000 { + compatible = "ti,am64-m4fss"; + reg = <0x00 0x5000000 0x00 0x30000>, + <0x00 0x5040000 0x00 0x10000>; + reg-names = "iram", "dram"; + resets = <&k3_reset 9 1>; + firmware-name = "am64-mcu-m4f0_0-fw"; + ti,sci = <&dmsc>; + ti,sci-dev-id = <9>; + ti,sci-proc-ids = <0x18 0xff>; + status = "disabled"; + }; }; |