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authorSuhaas Joshi <[email protected]>2026-01-27 13:46:49 +0530
committerTom Rini <[email protected]>2026-02-07 11:50:06 -0600
commitcb238a6b66ac0f6fe9b1e01d30224c30880ad8c0 (patch)
tree0fe6f0491dd2c7e81e58a63accbc82fe1bec35b9 /arch
parent0c3a6f748c90b88ad9af5c937f2c967cd0d6878a (diff)
arm: dts: k3-am62a-binman: Configure firewall for ATF/OPTEE
Add firewall configurations to protect ATF and OP-TEE memory regions from non-secure reads and writes in AM62A. Signed-off-by: Suhaas Joshi <[email protected]>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/dts/k3-am62a-sk-binman.dtsi30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/dts/k3-am62a-sk-binman.dtsi b/arch/arm/dts/k3-am62a-sk-binman.dtsi
index cb9a56b8c37..49c90f5855c 100644
--- a/arch/arm/dts/k3-am62a-sk-binman.dtsi
+++ b/arch/arm/dts/k3-am62a-sk-binman.dtsi
@@ -200,6 +200,36 @@
fit {
images {
+ atf {
+ ti-secure {
+ auth-in-place = <0xa02>;
+
+ firewall-1-0 {
+ insert-template = <&firewall_bg_3>;
+ id = <1>;
+ region = <0>;
+ };
+
+ firewall-1-1 {
+ insert-template = <&firewall_armv8_atf_fg>;
+ id = <1>;
+ region = <1>;
+ };
+ };
+ };
+
+ tee {
+ ti-secure {
+ auth-in-place = <0xa02>;
+
+ firewall-1-2 {
+ insert-template = <&firewall_armv8_optee_fg>;
+ id = <1>;
+ region = <2>;
+ };
+ };
+ };
+
tifsstub-hs {
description = "TIFSSTUB";
type = "firmware";