[PATCH v3 10/14] handoff-data: Add TEE_DT_OVL entry

Marco Felsch m.felsch at pengutronix.de
Wed Feb 11 14:41:21 PST 2026


Add support to pass a TEE provided FDT overlay from pbl to barebox.

Reviewed-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
Signed-off-by: Marco Felsch <m.felsch at pengutronix.de>
---
 include/pbl/handoff-data.h | 1 +
 pbl/handoff-data.c         | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/include/pbl/handoff-data.h b/include/pbl/handoff-data.h
index bfb1985b998c8de16d06314f3ff5d3b7753eac9b..81cb0880ad4a384d633a3983ea99d82df4f47d06 100644
--- a/include/pbl/handoff-data.h
+++ b/include/pbl/handoff-data.h
@@ -14,6 +14,7 @@ struct handoff_data {
 #define HANDOFF_DATA_EXTERNAL_DT	HANDOFF_DATA_BAREBOX(2)
 #define HANDOFF_DATA_ARM_MACHINE	HANDOFF_DATA_BAREBOX(3)
 #define HANDOFF_DATA_EFI		HANDOFF_DATA_BAREBOX(4)
+#define HANDOFF_DATA_TEE_DT_OVL		HANDOFF_DATA_BAREBOX(5)
 
 #define HANDOFF_DATA_BOARD(n)		(0x951726fb + (n))
 
diff --git a/pbl/handoff-data.c b/pbl/handoff-data.c
index 42e53f986bf14408f25cdf4434a5c284f8361401..9a24b82ef64a355b38bf436c03bece05cb1b77c5 100644
--- a/pbl/handoff-data.c
+++ b/pbl/handoff-data.c
@@ -189,6 +189,8 @@ static const char *handoff_data_entry_name(struct handoff_data_entry *hde)
 		return "handoff FDT (external)";
 	case HANDOFF_DATA_ARM_MACHINE:
 		return "ARM machine number";
+	case HANDOFF_DATA_TEE_DT_OVL:
+		return "handoff TEE FDTO";
 	default:
 		sprintf(name, "handoff %08x", hde->cookie);
 		return name;

-- 
2.47.3




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