fsl_dma: Break out common memory initialization function

[u-boot] / cpu / mpc85xx / ddr-gen1.c

diff --git a/cpu/mpc85xx/ddr-gen1.c b/cpu/mpc85xx/ddr-gen1.c
index e24c9afaf599eb51021059031a43bf311745277d..54437dd0cbd3e5b7ff5978738ba239fb1b6c2979 100644 (file)
--- a/cpu/mpc85xx/ddr-gen1.c
+++ b/cpu/mpc85xx/ddr-gen1.c
@@ -66,10 +66,6 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
 }
 
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
-extern void dma_init(void);
-extern uint dma_check(void);
-extern int dma_xfer(void *dest, uint count, void *src);
-
 /*
  * Initialize all of memory for ECC, then enable errors.
  */
@@ -77,36 +73,9 @@ extern int dma_xfer(void *dest, uint count, void *src);
 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);
 
-       dma_init();
-
-       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);
-               }
-       }
-
-       dma_xfer((uint *)0x002000, 0x002000, (uint *)0); /* 8K */
-       dma_xfer((uint *)0x004000, 0x004000, (uint *)0); /* 16K */
-       dma_xfer((uint *)0x008000, 0x008000, (uint *)0); /* 32K */
-       dma_xfer((uint *)0x010000, 0x010000, (uint *)0); /* 64K */
-       dma_xfer((uint *)0x020000, 0x020000, (uint *)0); /* 128k */
-       dma_xfer((uint *)0x040000, 0x040000, (uint *)0); /* 256k */
-       dma_xfer((uint *)0x080000, 0x080000, (uint *)0); /* 512k */
-       dma_xfer((uint *)0x100000, 0x100000, (uint *)0); /* 1M */
-       dma_xfer((uint *)0x200000, 0x200000, (uint *)0); /* 2M */
-       dma_xfer((uint *)0x400000, 0x400000, (uint *)0); /* 4M */
-
-       for (i = 1; i < dram_size / 0x800000; i++) {
-               dma_xfer((uint *)(0x800000*i), 0x800000, (uint *)0);
-       }
+       dma_meminit(CONFIG_MEM_INIT_VALUE, dram_size);
 
        /*
         * Enable errors for ECC.