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fsl_dma: Break out common memory initialization function

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Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Peter Tyser
2009-06-30 17:15:48 -05:00
committed by Kumar Gala
parent 79f4333ceb
commit 0d595f76bc
5 changed files with 38 additions and 87 deletions
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26
cpu/mpc85xx/ddr-gen1.c
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@@ -73,33 +73,9 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
void
ddr_enable_ecc(unsigned int dram_size)
{
uint *p = 0;
uint i = 0;
volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
for (*p = 0; p < (uint *)(8 * 1024); p++) {
if (((unsigned int)p & 0x1f) == 0) {
ppcDcbz((unsigned long) p);
}
*p = (unsigned int)CONFIG_MEM_INIT_VALUE;
if (((unsigned int)p & 0x1c) == 0x1c) {
ppcDcbf((unsigned long) p);
}
}
dmacpy(0x002000, 0, 0x2000); /* 8K */
dmacpy(0x004000, 0, 0x4000); /* 16K */
dmacpy(0x008000, 0, 0x8000); /* 32K */
dmacpy(0x010000, 0, 0x10000); /* 64K */
dmacpy(0x020000, 0, 0x20000); /* 128K */
dmacpy(0x040000, 0, 0x40000); /* 256K */
dmacpy(0x080000, 0, 0x80000); /* 512K */
dmacpy(0x100000, 0, 0x100000); /* 1M */
dmacpy(0x200000, 0, 0x200000); /* 2M */
dmacpy(0x400000, 0, 0x400000); /* 4M */
for (i = 1; i < dram_size / 0x800000; i++)
dmacpy(0x800000 *i, 0, 0x800000);
dma_meminit(CONFIG_MEM_INIT_VALUE, dram_size);
/*
* Enable errors for ECC.