[PATCH v3 06/11] arm: dts: k3-{j721s2/j722s/j784s4}-binman: Pack HSM firmware inside tispl.bin

Beleswar Padhi b-padhi at ti.com
Wed Dec 31 18:36:16 CET 2025


Pack the HSM firmware in tispl.bin fit image so that it can be unloaded
and used by R5 SPL to boot the HSM core. By default, point to the
firmware for HS-SE device type. This needs to be changed to point to
appropriate firmware when using a different device type.

Signed-off-by: Beleswar Padhi <b-padhi at ti.com>
---
v3: Changelog:
1. Pack firmware for J722S SoC as well.

Link to v2:
https://lore.kernel.org/all/20250506104202.16741-5-b-padhi@ti.com/

v2: Changelog:
None to this patch.

Link to v1:
https://lore.kernel.org/all/20250422095430.363792-4-b-padhi@ti.com/

 arch/arm/dts/k3-j721s2-binman.dtsi | 12 ++++++++++++
 arch/arm/dts/k3-j722s-binman.dtsi  | 12 ++++++++++++
 arch/arm/dts/k3-j784s4-binman.dtsi | 14 ++++++++++++++
 3 files changed, 38 insertions(+)

diff --git a/arch/arm/dts/k3-j721s2-binman.dtsi b/arch/arm/dts/k3-j721s2-binman.dtsi
index f79b3e543ae..14ba9ba2c1d 100644
--- a/arch/arm/dts/k3-j721s2-binman.dtsi
+++ b/arch/arm/dts/k3-j721s2-binman.dtsi
@@ -268,6 +268,14 @@
 
 					};
 				};
+#ifdef CONFIG_K3_HSM_FW
+				hsm {
+					hsm: blob-ext {
+						filename = "ti-hsm/hsm-demo-firmware-j721s2-hs.bin";
+					};
+				};
+#endif
+
 				dm {
 					ti-secure {
 						content = <&dm>;
@@ -300,7 +308,11 @@
 				conf-0 {
 					description = "k3-j721s2-common-proc-board";
 					firmware = "atf";
+#ifdef CONFIG_K3_HSM_FW
+					loadables = "hsm", "tee", "dm", "spl";
+#else
 					loadables = "tee", "dm", "spl";
+#endif
 					fdt = "fdt-0";
 				};
 			};
diff --git a/arch/arm/dts/k3-j722s-binman.dtsi b/arch/arm/dts/k3-j722s-binman.dtsi
index 278b7bfac7f..cbae8a93759 100644
--- a/arch/arm/dts/k3-j722s-binman.dtsi
+++ b/arch/arm/dts/k3-j722s-binman.dtsi
@@ -117,6 +117,14 @@
 
 		fit {
 			images {
+#ifdef CONFIG_K3_HSM_FW
+				hsm {
+					hsm: blob-ext {
+						filename = "ti-hsm/hsm-demo-firmware-j722s-hs.bin";
+					};
+				};
+#endif
+
 				dm {
 					ti-secure {
 						content = <&dm>;
@@ -153,7 +161,11 @@
 				conf-0 {
 					description = "k3-j722s-evm";
 					firmware = "atf";
+#ifdef CONFIG_K3_HSM_FW
+					loadables = "hsm", "tee", "dm", "spl";
+#else
 					loadables = "tee", "dm", "spl";
+#endif
 					fdt = "fdt-0";
 				};
 			};
diff --git a/arch/arm/dts/k3-j784s4-binman.dtsi b/arch/arm/dts/k3-j784s4-binman.dtsi
index 34b2cc1e681..63d210dd883 100644
--- a/arch/arm/dts/k3-j784s4-binman.dtsi
+++ b/arch/arm/dts/k3-j784s4-binman.dtsi
@@ -154,6 +154,16 @@
 
 		fit {
 			images {
+
+#ifdef CONFIG_K3_HSM_FW
+				hsm {
+					hsm: blob-ext {
+						filename = "ti-hsm/hsm-demo-firmware-j784s4-hs.bin";
+					};
+				};
+
+#endif
+
 				dm {
 					ti-secure {
 						content = <&dm>;
@@ -188,7 +198,11 @@
 				conf-0 {
 					description = BOARD_DESCRIPTION;
 					firmware = "atf";
+#ifdef CONFIG_K3_HSM_FW
+					loadables = "hsm", "tee", "dm", "spl";
+#else
 					loadables = "tee", "dm", "spl";
+#endif
 					fdt = "fdt-0";
 				};
 			};
-- 
2.34.1



More information about the U-Boot mailing list