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authorYork Sun <yorksun@freescale.com>2011-06-07 09:42:16 +0800
committerKumar Gala <galak@kernel.crashing.org>2011-07-11 13:24:20 -0500
commit1b3e3c4f263ff20b95c3514eefbde47e950c39e0 (patch)
tree4043fc4d718f49dee1a2d88daa1b9ef87b435980 /arch/powerpc/cpu/mpc85xx/cpu.c
parentaeb6716a12c68644d6dc1e798b724086c3cfcd24 (diff)
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powerpc/mpc8xxx: Enable calculation for fixed DDR chips
We used to have fixed parameters for soldered DDR chips. This patch introduces CONFIG_SYS_DDR_RAW_TIMING to enable calculation based on timing data from DDR chip datasheet, implemneted in board-specific files or header files. Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/cpu.c')
-rw-r--r--arch/powerpc/cpu/mpc85xx/cpu.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c
index f863f4a..53f0887 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu.c
@@ -336,7 +336,9 @@ phys_size_t initdram(int board_type)
}
#endif
-#if defined(CONFIG_SPD_EEPROM) || defined(CONFIG_DDR_SPD)
+#if defined(CONFIG_SPD_EEPROM) || \
+ defined(CONFIG_DDR_SPD) || \
+ defined(CONFIG_SYS_DDR_RAW_TIMING)
dram_size = fsl_ddr_sdram();
#else
dram_size = fixed_sdram();