Re: [PATCH 10/10] arm64: dts: mt8195-cherry: Add secure mbox settings for vdosys

[AngeloGioacchino Del Regno]

Il 19/09/23 05:03, Jason-JH.Lin ha scritto:

Add a secure mailbox channel to support secure video path on
vdosys0 and vdosys1.

Signed-off-by: Jason-JH.Lin <jason-jh....@mediatek.com>
---
  arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 10 ++++++++++
  1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi 
b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index 37a3e9de90ff..9b838b2cdb3e 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -1147,6 +1147,16 @@
        status = "okay";
  };

+&vdosys0 {

+       mboxes = <&gce0 0 CMDQ_THR_PRIO_4>,
+                <&gce0 8 CMDQ_THR_PRIO_4>; /* secure mbox */
+};
+
+&vdosys1 {
+       mboxes = <&gce0 1 CMDQ_THR_PRIO_4>,
+                <&gce0 9 CMDQ_THR_PRIO_4>; /* secure mbox */
+};
+

Is the secure mailbox number firmware dependant?
Otherwise this could go in mt8195.dtsi.

Regards,
Angelo

  &xhci0 {
        status = "okay";