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authorAnatolij Gustschin <agust@denx.de>2013-01-21 23:50:27 +0000
committerAndy Fleming <afleming@freescale.com>2013-01-30 11:25:15 -0600
commit5b93394318c04791c9b4edda7ff4af140427ed8a (patch)
tree24c97310e943e3fb7222ca94efba0537f0a6d174 /arch/powerpc/cpu/mpc8xxx
parent31d084ddda7739762dd476b4fbb8a2d4b4ca1b25 (diff)
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mpc8xxx: fix DDR init value to use CONFIG_MEM_INIT_VALUE
Configuring custom memory init value using CONFIG_MEM_INIT_VALUE in the board config file doesn't work and memory is always initialized to the value 0xdeadbeef. Only use this default value if a board doesn't define CONFIG_MEM_INIT_VALUE. Signed-off-by: Anatolij Gustschin <agust@denx.de> Cc: Andy Fleming <afleming@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'arch/powerpc/cpu/mpc8xxx')
-rw-r--r--arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
index 8016bcd..26c42f7 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/ctrl_regs.c
@@ -1190,7 +1190,11 @@ static void set_ddr_data_init(fsl_ddr_cfg_regs_t *ddr)
{
unsigned int init_value; /* Initialization value */
+#ifdef CONFIG_MEM_INIT_VALUE
+ init_value = CONFIG_MEM_INIT_VALUE;
+#else
init_value = 0xDEADBEEF;
+#endif
ddr->ddr_data_init = init_value;
}