stm32mp1: export get_cpu_package function

Prepare update of package information update
in Linux device tree.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
diff --git a/arch/arm/mach-stm32mp/cpu.c b/arch/arm/mach-stm32mp/cpu.c
index e1a0a13..d4f2ea8 100644
--- a/arch/arm/mach-stm32mp/cpu.c
+++ b/arch/arm/mach-stm32mp/cpu.c
@@ -78,11 +78,6 @@
 #define PKG_SHIFT	27
 #define PKG_MASK	GENMASK(2, 0)
 
-#define PKG_AA_LBGA448	4
-#define PKG_AB_LBGA354	3
-#define PKG_AC_TFBGA361	2
-#define PKG_AD_TFBGA257	1
-
 #if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
 #ifndef CONFIG_STM32MP1_TRUSTED
 static void security_init(void)
@@ -277,7 +272,7 @@
 }
 
 /* Get Package options from OTP */
-static u32 get_cpu_package(void)
+u32 get_cpu_package(void)
 {
 	return get_otp(BSEC_OTP_PKG, PKG_SHIFT, PKG_MASK);
 }
diff --git a/arch/arm/mach-stm32mp/include/mach/sys_proto.h b/arch/arm/mach-stm32mp/include/mach/sys_proto.h
index 71a3ba7..99eefab 100644
--- a/arch/arm/mach-stm32mp/include/mach/sys_proto.h
+++ b/arch/arm/mach-stm32mp/include/mach/sys_proto.h
@@ -19,5 +19,14 @@
 
 /* return CPU_REV constants */
 u32 get_cpu_rev(void);
+
+/* Get Package options from OTP */
+u32 get_cpu_package(void);
+
+#define PKG_AA_LBGA448	4
+#define PKG_AB_LBGA354	3
+#define PKG_AC_TFBGA361	2
+#define PKG_AD_TFBGA257	1
+
 /* return boot mode */
 u32 get_bootmode(void);