[PATCH 1/5] ARM: i.MX6QDL: add TZASC1/2 defines
Marco Felsch
m.felsch at pengutronix.de
Thu Jun 19 08:25:52 PDT 2025
On i.MX6 platforms we need to set the bypass mode within the DCD unlike
the i.MX8M platforms which uses the PBL lowlevel code
(imx8m_tzc380_init()).
Add an imxcfg helper to configure the TZASC1/2 to simplify the integration.
Signed-off-by: Marco Felsch <m.felsch at pengutronix.de>
---
include/mach/imx/imx6q-tzasc.h | 8 ++++++++
1 file changed, 8 insertions(+)
create mode 100644 include/mach/imx/imx6q-tzasc.h
diff --git a/include/mach/imx/imx6q-tzasc.h b/include/mach/imx/imx6q-tzasc.h
new file mode 100644
index 000000000000..968b17d5ec3f
--- /dev/null
+++ b/include/mach/imx/imx6q-tzasc.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Per default all clocks are on, except for TZASC1/2 CG11/2, so enable them
+ * before activate the modules (disable the bypass mode).
+ */
+wm 32 0x020c4070 0xffffffff
+/* Disable TZASC1/2 bypass */
+wm 32 0x020E0024 0x00000003
--
2.39.5
More information about the barebox
mailing list