ARM: dts: lan966x: disable aes

Disable AES node on lan966x pcb8290, pcb891 and pcb8309 because these
boards have lan966x that uses secure OS which reserves the AES block.
Therefore it can't be exposed to non-secure world.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220908070451.3730608-1-horatiu.vultur@microchip.com

diff --git a/arch/arm/boot/dts/lan966x-pcb8290.dts b/arch/arm/boot/dts/lan966x-pcb8290.dts
index 2e09118..77187f5 100644 (file)
--- a/arch/arm/boot/dts/lan966x-pcb8290.dts
+++ b/arch/arm/boot/dts/lan966x-pcb8290.dts
@@ -21,6 +21,10 @@
        };
 };
 
+&aes {
+       status = "disabled"; /* Reserved by secure OS */
+};
+
 &gpio {
        miim_a_pins: mdio-pins {
                /* MDC, MDIO */

diff --git a/arch/arm/boot/dts/lan966x-pcb8291.dts b/arch/arm/boot/dts/lan966x-pcb8291.dts
index 289a316..f4f054c 100644 (file)
--- a/arch/arm/boot/dts/lan966x-pcb8291.dts
+++ b/arch/arm/boot/dts/lan966x-pcb8291.dts
@@ -53,6 +53,10 @@
        };
 };
 
+&aes {
+       status = "disabled"; /* Reserved by secure OS */
+};
+
 &gpio {
        fc3_b_pins: fc3-b-pins {
                /* RX, TX */

diff --git a/arch/arm/boot/dts/lan966x-pcb8309.dts b/arch/arm/boot/dts/lan966x-pcb8309.dts
index cfd7c89..c436cd2 100644 (file)
--- a/arch/arm/boot/dts/lan966x-pcb8309.dts
+++ b/arch/arm/boot/dts/lan966x-pcb8309.dts
@@ -97,6 +97,10 @@
        };
 };
 
+&aes {
+       status = "disabled"; /* Reserved by secure OS */
+};
+
 &flx3 {
        atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
        status = "okay";