From 43d7c74e786cad9dd17f96c91b742d0144e3a84b Mon Sep 17 00:00:00 2001
From: Vibhore Vardhan <vibhore@ti.com>
Date: Mon, 6 Nov 2023 18:35:25 +0530
Subject: [PATCH] arm: dts: k3: binman: am62a: add support for signing FSSTUB
 images

Add support for signing, detection and loading of FSSTUB images for
for HSSE, HSFS and GP AM62a devices. Based on the binman code for AM625
with updates to the filenames and load address.

Signed-off-by: Vibhore Vardhan <vibhore@ti.com>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Tested-by: Vishal Mahaveer <vishalm@ti.com>
---
 arch/arm/dts/k3-am62a-sk-binman.dtsi | 140 ++++++++++++++++++++++++++-
 1 file changed, 138 insertions(+), 2 deletions(-)

diff --git a/arch/arm/dts/k3-am62a-sk-binman.dtsi b/arch/arm/dts/k3-am62a-sk-binman.dtsi
index eb1f7a929f..2523e08984 100644
--- a/arch/arm/dts/k3-am62a-sk-binman.dtsi
+++ b/arch/arm/dts/k3-am62a-sk-binman.dtsi
@@ -157,6 +157,62 @@
 			filename = "ti-dm/am62axx/ipc_echo_testb_mcu1_0_release_strip.xer5f";
 		};
 	};
+
+	fsstub-hs {
+		filename = "fsstub.bin_hs";
+		ti-secure-rom {
+			content = <&fsstub_hs_cert>;
+			core = "secure";
+			load = <0x60000>;
+			sw-rev = <CONFIG_K3_X509_SWRV>;
+			keyfile = "custMpk.pem";
+			countersign;
+			fsstub;
+		};
+		fsstub_hs_cert: fsstub-hs-cert.bin {
+			filename = "ti-sysfw/ti-fs-stub-firmware-am62ax-hs-cert.bin";
+			type = "blob-ext";
+			optional;
+		};
+		fsstub_hs_enc: fsstub-hs-enc.bin {
+			filename = "ti-sysfw/ti-fs-stub-firmware-am62ax-hs-enc.bin";
+			type = "blob-ext";
+			optional;
+		};
+	};
+
+	fsstub-fs {
+		filename = "fsstub.bin_fs";
+		fsstub_fs_cert: fsstub-fs-cert.bin {
+			filename = "ti-sysfw/ti-fs-stub-firmware-am62ax-hs-cert.bin";
+			type = "blob-ext";
+			optional;
+		};
+		fsstub_fs_enc: fsstub-fs-enc.bin {
+			filename = "ti-sysfw/ti-fs-stub-firmware-am62ax-hs-enc.bin";
+			type = "blob-ext";
+			optional;
+		};
+
+	};
+
+	fsstub-gp {
+		filename = "fsstub.bin_gp";
+		ti-secure-rom {
+			content = <&fsstub_gp>;
+			core = "secure";
+			load = <0x60000>;
+			sw-rev = <CONFIG_K3_X509_SWRV>;
+			keyfile = "ti-degenerate-key.pem";
+			fsstub;
+		};
+		fsstub_gp: fsstub-gp.bin {
+			filename = "ti-sysfw/ti-fs-stub-firmware-am62ax-gp.bin";
+			type = "blob-ext";
+			optional;
+		};
+	};
+
 	ti-spl {
 		filename = "tispl.bin";
 		pad-byte = <0xff>;
@@ -199,6 +255,45 @@
 					};
 				};
 
+				fsstub-hs {
+					description = "FSSTUB";
+					type = "firmware";
+					arch = "arm32";
+					compression = "none";
+					os = "fsstub-hs";
+					load = <0x9ca00000>;
+					entry = <0x9ca00000>;
+					blob-ext {
+						filename = "fsstub.bin_hs";
+					};
+				};
+
+				fsstub-fs {
+					description = "FSSTUB";
+					type = "firmware";
+					arch = "arm32";
+					compression = "none";
+					os = "fsstub-fs";
+					load = <0x9ca00000>;
+					entry = <0x9ca00000>;
+					blob-ext {
+						filename = "fsstub.bin_fs";
+					};
+				};
+
+				fsstub-gp {
+					description = "FSSTUB";
+					type = "firmware";
+					arch = "arm32";
+					compression = "none";
+					os = "fsstub-gp";
+					load = <0x9ca00000>;
+					entry = <0x9ca00000>;
+					blob-ext {
+						filename = "fsstub.bin_gp";
+					};
+				};
+
 				dm {
 					description = "DM binary";
 					type = "firmware";
@@ -256,7 +351,8 @@
 				conf-0 {
 					description = "k3-am62a7-sk";
 					firmware = "atf";
-					loadables = "tee", "dm", "spl";
+					loadables = "tee", "fsstub-hs", "fsstub-fs",
+						  "fsstub-gp", "dm", "spl";
 					fdt = "fdt-0";
 				};
 			};
@@ -361,6 +457,45 @@
 					};
 				};
 
+				fsstub-hs {
+					description = "FSSTUB";
+					type = "firmware";
+					arch = "arm32";
+					compression = "none";
+					os = "fsstub-hs";
+					load = <0x9ca00000>;
+					entry = <0x9ca00000>;
+					blob-ext {
+						filename = "fsstub.bin_hs";
+					};
+				};
+
+				fsstub-fs {
+					description = "FSSTUB";
+					type = "firmware";
+					arch = "arm32";
+					compression = "none";
+					os = "fsstub-fs";
+					load = <0x9ca00000>;
+					entry = <0x9ca00000>;
+					blob-ext {
+						filename = "fsstub.bin_fs";
+					};
+				};
+
+				fsstub-gp {
+					description = "FSSTUB";
+					type = "firmware";
+					arch = "arm32";
+					compression = "none";
+					os = "fsstub-gp";
+					load = <0x9ca00000>;
+					entry = <0x9ca00000>;
+					blob-ext {
+						filename = "fsstub.bin_gp";
+					};
+				};
+
 				dm {
 					description = "DM binary";
 					type = "firmware";
@@ -404,7 +539,8 @@
 				conf-0 {
 					description = "k3-am62a7-sk";
 					firmware = "atf";
-					loadables = "tee", "dm", "spl";
+					loadables = "tee", "fsstub-hs", "fsstub-fs",
+						  "fsstub-gp", "dm", "spl";
 					fdt = "fdt-0";
 				};
 			};