The following commits adds the configuration of firewalls required to protect ATF and OP-TEE memory region from non-secure reads and writes using master and slave firewalls present in our K3 SOCs.
Signed-off-by: Manorit Chawdhry m-chawdhry@ti.com --- arch/arm/dts/k3-j721s2-binman.dtsi | 123 +++++++++++++++++++++++++++++++++++++ 1 file changed, 123 insertions(+)
diff --git a/arch/arm/dts/k3-j721s2-binman.dtsi b/arch/arm/dts/k3-j721s2-binman.dtsi index f17dd8e04cfa..7efb135bdff9 100644 --- a/arch/arm/dts/k3-j721s2-binman.dtsi +++ b/arch/arm/dts/k3-j721s2-binman.dtsi @@ -159,6 +159,129 @@
fit { images { + atf { + ti-secure { + auth-in-place = <0xa02>; + + firewall-257-0 { + /* cpu_0_cpu_0_msmc Background Firewall */ + insert-template = <&firewall_bg_1>; + id = <257>; + region = <0>; + }; + + firewall-257-1 { + /* cpu_0_cpu_0_msmc Foreground Firewall */ + insert-template = <&firewall_armv8_atf_fg>; + id = <257>; + region = <1>; + }; + + firewall-284-0 { + /* dru_0_msmc Background Firewall */ + insert-template = <&firewall_bg_3>; + id = <284>; + region = <0>; + }; + + firewall-284-1 { + /* dru_0_msmc Foreground Firewall */ + insert-template = <&firewall_armv8_atf_fg>; + id = <284>; + region = <1>; + }; + + /* firewall-5140-0 { + * nb_slv0__mem0 Background Firewall + * Already configured by the secure entity + * }; + */ + + firewall-5140-1 { + /* nb_slv0__mem0 Foreground Firewall */ + insert-template = <&firewall_armv8_atf_fg>; + id = <5140>; + region = <1>; + }; + + /* firewall-5140-0 { + * nb_slv1__mem0 Background Firewall + * Already configured by the secure entity + * }; + */ + + firewall-5141-1 { + /* nb_slv1__mem0 Foreground Firewall */ + insert-template = <&firewall_armv8_atf_fg>; + id = <5141>; + region = <1>; + }; + + }; + }; + + tee { + ti-secure { + auth-in-place = <0xa02>; + + firewall-257-2 { + /* cpu_0_cpu_0_msmc Foreground Firewall */ + insert-template = <&firewall_armv8_optee_fg>; + id = <257>; + region = <2>; + }; + + firewall-284-2 { + /* dru_0_msmc Foreground Firewall */ + insert-template = <&firewall_armv8_optee_fg>; + id = <284>; + region = <2>; + }; + + firewall-5142-0 { + /* nb_slv2__mem0 Background Firewall - 0 */ + insert-template = <&firewall_bg_3>; + id = <5142>; + region = <0>; + }; + + firewall-5142-1 { + /* nb_slv2__mem0 Foreground Firewall */ + insert-template = <&firewall_armv8_optee_fg>; + id = <5142>; + region = <1>; + }; + + firewall-5143-0 { + /* nb_slv3__mem0 Background Firewall - 0 */ + insert-template = <&firewall_bg_3>; + id = <5143>; + region = <0>; + }; + + firewall-5143-1 { + /* nb_slv3__mem0 Foreground Firewall */ + insert-template = <&firewall_armv8_optee_fg>; + id = <5143>; + region = <1>; + }; + + firewall-5144-0 { + /* nb_slv4__mem0 Background Firewall - 0 */ + insert-template = <&firewall_bg_3>; + id = <5144>; + region = <0>; + }; + + firewall-5144-1 { + /* nb_slv4__mem0 Foreground Firewall */ + insert-template = <&firewall_armv8_optee_fg>; + id = <5144>; + region = <1>; + }; + + }; + }; dm { ti-secure { content = <&dm>;