mips: octeon: Report full DDR size in dram_init() to gd->ram_size

With this patch, gd->ram_size now holds to full RAM size detected by the
DDR init code. It introduces the get_effective_memsize() function to
report the maximum usable RAM size in U-Boot to the system instead.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Aaron Williams <awilliams@marvell.com>
Cc: Chandrakala Chavva <cchavva@marvell.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>

diff --git a/arch/mips/mach-octeon/dram.c b/arch/mips/mach-octeon/dram.c
index 6dc08e1..4679260 100644 (file)
--- a/arch/mips/mach-octeon/dram.c
+++ b/arch/mips/mach-octeon/dram.c
@@ -33,7 +33,7 @@ int dram_init(void)
                        return ret;
                }
 
-               gd->ram_size = min_t(size_t, ram.size, UBOOT_RAM_SIZE_MAX);
+               gd->ram_size = ram.size;
                debug("SDRAM base=%lx, size=%lx\n",
                      (unsigned long)ram.base, (unsigned long)ram.size);
        } else {
@@ -72,6 +72,11 @@ void board_add_ram_info(int use_default)
        }
 }
 
+phys_size_t get_effective_memsize(void)
+{
+       return UBOOT_RAM_SIZE_MAX;
+}
+
 ulong board_get_usable_ram_top(ulong total_size)
 {
        if (IS_ENABLED(CONFIG_RAM_OCTEON)) {