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authorZhao Chenhui <b35336@freescale.com>2011-01-28 17:58:37 +0800
committerKumar Gala <galak@kernel.crashing.org>2011-04-05 10:18:39 -0500
commitc1fc2d4fc282fb59f42c82fd0b5e8255497093b5 (patch)
treec1117ef47d0a2562ac89dffab4629b055ae6101a /arch/powerpc/cpu
parent4db2fa7f9446d0f2fe8db3d62184b1212fe22707 (diff)
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powerpc/85xx: don't init SDRAM when CONFIG_SYS_RAMBOOT
Signed-off-by: Zhao Chenhui <b35336@freescale.com> Acked-by: Li Yang <leoli@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/cpu')
-rw-r--r--arch/powerpc/cpu/mpc85xx/cpu.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c
index 49ea6cc..f5b39c0 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu.c
@@ -299,6 +299,16 @@ void mpc85xx_reginfo(void)
/* Common ddr init for non-corenet fsl 85xx platforms */
#ifndef CONFIG_FSL_CORENET
+#if defined(CONFIG_SYS_RAMBOOT) && !defined(CONFIG_SYS_INIT_L2_ADDR)
+phys_size_t initdram(int board_type)
+{
+#if defined(CONFIG_SPD_EEPROM) || defined(CONFIG_DDR_SPD)
+ return fsl_ddr_sdram_size();
+#else
+ return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
+#endif
+}
+#else /* CONFIG_SYS_RAMBOOT */
phys_size_t initdram(int board_type)
{
phys_size_t dram_size = 0;
@@ -348,6 +358,7 @@ phys_size_t initdram(int board_type)
puts("DDR: ");
return dram_size;
}
+#endif /* CONFIG_SYS_RAMBOOT */
#endif
#if CONFIG_POST & CONFIG_SYS_POST_MEMORY