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Message-ID: <20260116-k3_syscon_add_boot_mailboxes-v9-2-6358cd1f2b1f@ti.com>
Date: Fri, 16 Jan 2026 15:45:51 +0530
From: Anshul Dalal <anshuld@...com>
To: Nishanth Menon <nm@...com>, Tero Kristo <kristo@...nel.org>, "Santosh
Shilimkar" <ssantosh@...nel.org>, Rob Herring <robh@...nel.org>, "Krzysztof
Kozlowski" <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, "Andrew
Davis" <afd@...com>
CC: <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, Vignesh Raghavendra <vigneshr@...com>,
"Dhruva Gole" <d-gole@...com>, Manorit Chawdhry <m-chawdhry@...com>, Anshul
Dalal <anshuld@...com>
Subject: [PATCH v9 2/2] arm64: dts: ti: update compatible to ti,am654-sci
K3 SoC's use a different architecture to ti,k2g-sci so update the
compatible to reflect the same while also adding the missing boot_*
mailboxes.
Signed-off-by: Anshul Dalal <anshuld@...com>
---
arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 9 ++++++---
arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 9 ++++++---
arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi | 8 +++++---
arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 8 +++++---
arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi | 6 ++++--
arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 8 +++++---
arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 9 +++++----
arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi | 9 ++++++---
arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi | 9 ++++++---
9 files changed, 48 insertions(+), 27 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index c5ee263d34a6..c790fc643c4b 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -181,11 +181,14 @@ main_pktdma: dma-controller@...c0000 {
dmsc: system-controller@...43000 {
bootph-all;
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx", "boot_notify";
mboxes = <&secure_proxy_main 12>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_main 0>,
+ <&secure_proxy_main 1>,
+ <&secure_proxy_sa3 0>;
reg-names = "debug_messages";
reg = <0x00 0x44043000 0x00 0xfe0>;
diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index 9e5b75a4e88e..af459ed3d4ff 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -214,13 +214,16 @@ main_bcdma_csi: dma-controller@...30000 {
};
dmsc: system-controller@...43000 {
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
reg = <0x00 0x44043000 0x00 0xfe0>;
reg-names = "debug_messages";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx", "boot_notify";
mboxes = <&secure_proxy_main 12>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_main 0>,
+ <&secure_proxy_main 1>,
+ <&secure_proxy_sa3 0>;
k3_pds: power-controller {
compatible = "ti,sci-pm-domain";
diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
index 3cf7c2b3ce2d..5037efd73d8b 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi
@@ -212,11 +212,13 @@ main_bcdma_csi: dma-controller@...30000 {
};
dmsc: system-controller@...43000 {
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx";
mboxes = <&secure_proxy_main 12>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_main 0>,
+ <&secure_proxy_main 1>;
reg-names = "debug_messages";
reg = <0x00 0x44043000 0x00 0xfe0>;
bootph-all;
diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index 1b1d3970888b..ab105fc1f718 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -209,11 +209,13 @@ main_pktdma: dma-controller@...c0000 {
dmsc: system-controller@...43000 {
bootph-all;
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx";
mboxes = <&secure_proxy_main 12>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_main 0>,
+ <&secure_proxy_main 1>;
reg-names = "debug_messages";
reg = <0x00 0x44043000 0x00 0xfe0>;
diff --git a/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi
index d62a0be767c8..98608793fa22 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi
@@ -10,10 +10,12 @@ dmsc: system-controller@...83000 {
compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx";
mboxes = <&secure_proxy_main 11>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_mcu 5>,
+ <&secure_proxy_mcu 4>;
reg-names = "debug_messages";
reg = <0x44083000 0x1000>;
diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
index dc5c02a025f8..a185aeb0ae2e 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
@@ -7,13 +7,15 @@
&cbass_mcu_wakeup {
dmsc: system-controller@...83000 {
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx";
mboxes = <&secure_proxy_main 11>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_mcu 5>,
+ <&secure_proxy_mcu 4>;
reg-names = "debug_messages";
reg = <0x00 0x44083000 0x00 0x1000>;
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
index d5e5e89be5e9..21cc01ab9dba 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
@@ -7,14 +7,15 @@
&cbass_mcu_wakeup {
dmsc: system-controller@...83000 {
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx";
mboxes = <&secure_proxy_main 11>,
- <&secure_proxy_main 13>;
-
+ <&secure_proxy_main 13>,
+ <&secure_proxy_mcu 5>,
+ <&secure_proxy_mcu 4>;
reg-names = "debug_messages";
reg = <0x00 0x44083000 0x0 0x1000>;
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
index fd01437726ab..81d352d7912d 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-mcu-wakeup.dtsi
@@ -7,13 +7,16 @@
&cbass_mcu_wakeup {
sms: system-controller@...83000 {
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx", "boot_notify";
mboxes = <&secure_proxy_main 11>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_mcu 5>,
+ <&secure_proxy_mcu 4>,
+ <&secure_proxy_sa3 5>;
reg-names = "debug_messages";
reg = <0x00 0x44083000 0x00 0x1000>;
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi
index cc22bfb5f599..3f0cef544ca8 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-mcu-wakeup-common.dtsi
@@ -7,13 +7,16 @@
&cbass_mcu_wakeup {
sms: system-controller@...83000 {
- compatible = "ti,k2g-sci";
+ compatible = "ti,am654-sci";
ti,host-id = <12>;
- mbox-names = "rx", "tx";
+ mbox-names = "rx", "tx", "boot_rx", "boot_tx", "boot_notify";
mboxes = <&secure_proxy_main 11>,
- <&secure_proxy_main 13>;
+ <&secure_proxy_main 13>,
+ <&secure_proxy_mcu 5>,
+ <&secure_proxy_mcu 4>,
+ <&secure_proxy_sa3 5>;
reg-names = "debug_messages";
reg = <0x00 0x44083000 0x00 0x1000>;
--
2.52.0
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