stm32mp1: update device tree files

The drivers are also updated to reflect the changes.
Set RCC as non-secure.

Change-Id: I568fa1f418355830ad1d4d1cdcdb910fb362231b
Signed-off-by: Yann Gautier <yann.gautier@st.com>
diff --git a/include/dt-bindings/pinctrl/stm32-pinfunc.h b/include/dt-bindings/pinctrl/stm32-pinfunc.h
index e2f1f1b..7f6e4b9 100644
--- a/include/dt-bindings/pinctrl/stm32-pinfunc.h
+++ b/include/dt-bindings/pinctrl/stm32-pinfunc.h
@@ -32,4 +32,10 @@
 
 #define STM32_PINMUX(port, line, mode) (((PIN_NO(port, line)) << 8) | (mode))
 
+/*  package information */
+#define STM32MP157CAA	0x1
+#define STM32MP157CAB	0x2
+#define STM32MP157CAC	0x4
+#define STM32MP157CAD	0x8
+
 #endif /* _DT_BINDINGS_STM32_PINFUNC_H */