On 4/22/25 4:54 AM, Beleswar Padhi wrote:
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-pa...@ti.com>
---
arch/arm/dts/k3-j721s2-binman.dtsi | 12 ++++++++++++
arch/arm/dts/k3-j784s4-binman.dtsi | 14 ++++++++++++++
2 files changed, 26 insertions(+)
diff --git a/arch/arm/dts/k3-j721s2-binman.dtsi
b/arch/arm/dts/k3-j721s2-binman.dtsi
index d121d8c0c54..1e6cdf92421 100644
--- a/arch/arm/dts/k3-j721s2-binman.dtsi
+++ b/arch/arm/dts/k3-j721s2-binman.dtsi
@@ -280,6 +280,14 @@
};
};
+#ifdef CONFIG_K3_HSM_FW
Is there some way to make this blob "optional" so that
we don't need all this #ifdef stuff everywhere? It makes
the image structures here harder to follow.
Andrew
+ hsm {
+ hsm: blob-ext {
+ filename =
"ti-hsm/hsm-demo-firmware-j721s2-hs.bin";
+ };
+ };
+#endif
+
dm {
ti-secure {
content = <&dm>;
@@ -312,7 +320,11 @@
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-j784s4-binman.dtsi
b/arch/arm/dts/k3-j784s4-binman.dtsi
index 0553825b383..ab417a47034 100644
--- a/arch/arm/dts/k3-j784s4-binman.dtsi
+++ b/arch/arm/dts/k3-j784s4-binman.dtsi
@@ -159,6 +159,16 @@
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>;
@@ -194,7 +204,11 @@
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";
};
};
