global: Remove unused or unnecessary CONFIG symbols related to DDR
These symbols are now either unused or were only used within the config
file to determine other logic, which could be done in a way that doesn't
further pollute the CONFIG namespace.
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/powerpc/cpu/mpc83xx/spd_sdram.c b/arch/powerpc/cpu/mpc83xx/spd_sdram.c
index a861e8d..e12043b 100644
--- a/arch/powerpc/cpu/mpc83xx/spd_sdram.c
+++ b/arch/powerpc/cpu/mpc83xx/spd_sdram.c
@@ -834,12 +834,6 @@
#endif
debug(" DDRC ECC mode: %s\n", ddrc_ecc_enable ? "ON":"OFF");
-#if defined(CONFIG_DDR_2T_TIMING)
- /*
- * Enable 2T timing by setting sdram_cfg[16].
- */
- sdram_cfg |= SDRAM_CFG_2T_EN;
-#endif
/* Enable controller, and GO! */
ddr->sdram_cfg = sdram_cfg;
sync();
@@ -914,16 +908,12 @@
pattern[0] = 0xdeadbeef;
pattern[1] = 0xdeadbeef;
-#if defined(CONFIG_DDR_ECC_INIT_VIA_DMA)
- dma_meminit(pattern[0], dram_size);
-#else
debug("ddr init: CPU FP write method\n");
size = dram_size;
for (p = 0; p < (u64*)(size); p++) {
ppcDWstore((u32*)p, pattern);
}
sync();
-#endif
t_end = get_tbms();
icache_disable();
diff --git a/arch/powerpc/include/asm/config.h b/arch/powerpc/include/asm/config.h
index 2c96378..2a78551 100644
--- a/arch/powerpc/include/asm/config.h
+++ b/arch/powerpc/include/asm/config.h
@@ -28,8 +28,7 @@
/* Check if boards need to enable FSL DMA engine for SDRAM init */
#if !defined(CONFIG_FSL_DMA) && defined(CONFIG_DDR_ECC)
-#if (defined(CONFIG_MPC83xx) && defined(CONFIG_DDR_ECC_INIT_VIA_DMA)) || \
- ((defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) && \
+#if ((defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) && \
!defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER))
#define CONFIG_FSL_DMA
#endif