From: Manorit Chawdhry <m-chawdhry@ti.com>
Date: Fri, 29 Dec 2023 10:46:31 +0000 (+0530)
Subject: arm: dts: k3-j7200-binman: Add firewall configurations
X-Git-Url: http://git.dujemihanovic.xyz/html/index.html?a=commitdiff_plain;h=8ae586e08c0e54c867a2ea79b7e298a646266b0a;p=u-boot.git

arm: dts: k3-j7200-binman: Add firewall configurations

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>
Tested-by: Thomas Richard <thomas.richard@bootlin.com>
---

diff --git a/arch/arm/dts/k3-j7200-binman.dtsi b/arch/arm/dts/k3-j7200-binman.dtsi
index 38cccabaa7..06db865987 100644
--- a/arch/arm/dts/k3-j7200-binman.dtsi
+++ b/arch/arm/dts/k3-j7200-binman.dtsi
@@ -195,6 +195,96 @@
 
 		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-4760-0 {
+						 *		nb_slv0__mem0 Background Firewall
+						 *		Already configured by the secure entity
+						 *	};
+						 */
+
+						firewall-4760-1 {
+							/* nb_slv0__mem0 Foreground Firewall */
+							insert-template = <&firewall_armv8_atf_fg>;
+							id = <4760>;
+							region = <1>;
+						};
+
+						/*	firewall-4761-0 {
+						 *		nb_slv1__mem0 Background Firewall
+						 *		Already configured by the secure entity
+						 *	};
+						 */
+
+						firewall-4761-1 {
+							/* nb_slv1__mem0 Foreground Firewall */
+							insert-template = <&firewall_armv8_atf_fg>;
+							id = <4761>;
+							region = <1>;
+						};
+					};
+				};
+
+				tee {
+					ti-secure {
+						auth-in-place = <0xa02>;
+
+						/* cpu_0_cpu_0_msmc region 0 and 1 configured
+						 * during ATF Firewalling
+						 */
+
+						firewall-257-2 {
+							/* cpu_0_cpu_0_msmc Foreground Firewall */
+							insert-template = <&firewall_armv8_optee_fg>;
+							id = <257>;
+							region = <2>;
+						};
+
+						firewall-4762-0 {
+							/* nb_slv2__mem0 Background Firewall - 0 */
+							insert-template = <&firewall_bg_3>;
+							id = <4762>;
+							region = <0>;
+						};
+
+						firewall-4762-1 {
+							/* nb_slv2__mem0 Foreground Firewall */
+							insert-template = <&firewall_armv8_optee_fg>;
+							id = <4762>;
+							region = <1>;
+						};
+
+						firewall-4763-0 {
+							/* nb_slv3__mem0 Background Firewall - 0 */
+							insert-template = <&firewall_bg_3>;
+							id = <4763>;
+							region = <0>;
+						};
+
+						firewall-4763-1 {
+							/* nb_slv3__mem0 Foreground Firewall */
+							insert-template = <&firewall_armv8_optee_fg>;
+							id = <4763>;
+							region = <1>;
+						};
+					};
+				};
 				dm {
 					ti-secure {
 						content = <&dm>;