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Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/ddr-gen1.c')
-rw-r--r--arch/powerpc/cpu/mpc85xx/ddr-gen1.c89
1 files changed, 0 insertions, 89 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/ddr-gen1.c b/arch/powerpc/cpu/mpc85xx/ddr-gen1.c
deleted file mode 100644
index 4dd8c0b..0000000
--- a/arch/powerpc/cpu/mpc85xx/ddr-gen1.c
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright 2008 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * Version 2 as published by the Free Software Foundation.
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/fsl_ddr_sdram.h>
-
-#if (CONFIG_CHIP_SELECTS_PER_CTRL > 4)
-#error Invalid setting for CONFIG_CHIP_SELECTS_PER_CTRL
-#endif
-
-void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
- unsigned int ctrl_num, int step)
-{
- unsigned int i;
- volatile ccsr_ddr_t *ddr = (void *)CONFIG_SYS_MPC8xxx_DDR_ADDR;
-
- if (ctrl_num != 0) {
- printf("%s unexpected ctrl_num = %u\n", __FUNCTION__, ctrl_num);
- return;
- }
-
- for (i = 0; i < CONFIG_CHIP_SELECTS_PER_CTRL; i++) {
- if (i == 0) {
- out_be32(&ddr->cs0_bnds, regs->cs[i].bnds);
- out_be32(&ddr->cs0_config, regs->cs[i].config);
-
- } else if (i == 1) {
- out_be32(&ddr->cs1_bnds, regs->cs[i].bnds);
- out_be32(&ddr->cs1_config, regs->cs[i].config);
-
- } else if (i == 2) {
- out_be32(&ddr->cs2_bnds, regs->cs[i].bnds);
- out_be32(&ddr->cs2_config, regs->cs[i].config);
-
- } else if (i == 3) {
- out_be32(&ddr->cs3_bnds, regs->cs[i].bnds);
- out_be32(&ddr->cs3_config, regs->cs[i].config);
- }
- }
-
- out_be32(&ddr->timing_cfg_1, regs->timing_cfg_1);
- out_be32(&ddr->timing_cfg_2, regs->timing_cfg_2);
- out_be32(&ddr->sdram_mode, regs->ddr_sdram_mode);
- out_be32(&ddr->sdram_interval, regs->ddr_sdram_interval);
-#if defined(CONFIG_MPC8555) || defined(CONFIG_MPC8541)
- out_be32(&ddr->sdram_clk_cntl, regs->ddr_sdram_clk_cntl);
-#endif
-
- /*
- * 200 painful micro-seconds must elapse between
- * the DDR clock setup and the DDR config enable.
- */
- udelay(200);
- asm volatile("sync;isync");
-
- out_be32(&ddr->sdram_cfg, regs->ddr_sdram_cfg);
-
- asm("sync;isync;msync");
- udelay(500);
-}
-
-#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
-/*
- * Initialize all of memory for ECC, then enable errors.
- */
-
-void
-ddr_enable_ecc(unsigned int dram_size)
-{
- volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC8xxx_DDR_ADDR);
-
- dma_meminit(CONFIG_MEM_INIT_VALUE, dram_size);
-
- /*
- * Enable errors for ECC.
- */
- debug("DMA DDR: err_disable = 0x%08x\n", ddr->err_disable);
- ddr->err_disable = 0x00000000;
- asm("sync;isync;msync");
- debug("DMA DDR: err_disable = 0x%08x\n", ddr->err_disable);
-}
-
-#endif /* CONFIG_DDR_ECC && ! CONFIG_ECC_INIT_VIA_DDRCONTROLLER */