msm: memory: Calculate DDR size early at boot time
Calculate the DDR size available to APPS which can be
used during early boot up time such as reservation
size based on the available RAM.
Signed-off-by: Chintan Pandya <cpandya@codeaurora.org>
(cherry picked from commit d71c5f90a6a47801ceedfa37f3d291acd96a0b36)
Change-Id: I6cb7efae40c8e7823aa32de8f7eaacc5dbc7809a
Signed-off-by: Sudhir Sharma <sudsha@codeaurora.org>
diff --git a/arch/arm/mach-msm/memory.c b/arch/arm/mach-msm/memory.c
index 4a2fd7c..74c1c4a 100644
--- a/arch/arm/mach-msm/memory.c
+++ b/arch/arm/mach-msm/memory.c
@@ -505,3 +505,14 @@
out:
return 0;
}
+
+unsigned long get_ddr_size(void)
+{
+ unsigned int i;
+ unsigned long ret = 0;
+
+ for (i = 0; i < meminfo.nr_banks; i++)
+ ret += meminfo.bank[i].size;
+
+ return ret;
+}