Add firewall configurations to protect ATF and OP-TEE memory regions from non-secure reads and writes in AM62x.
Signed-off-by: Suhaas Joshi <[email protected]> --- arch/arm/dts/k3-am625-sk-binman.dtsi | 29 ++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/arch/arm/dts/k3-am625-sk-binman.dtsi b/arch/arm/dts/k3-am625-sk-binman.dtsi index 42edb35fa7b..8d6015e44a9 100644 --- a/arch/arm/dts/k3-am625-sk-binman.dtsi +++ b/arch/arm/dts/k3-am625-sk-binman.dtsi @@ -275,6 +275,35 @@ 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"; -- 2.34.1
