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authorYork Sun <yorksun@freescale.com>2012-08-17 08:22:39 +0000
committerAndy Fleming <afleming@freescale.com>2012-08-23 12:16:55 -0500
commita4c66509f1b95884e5753d5a30cf2cf884adb821 (patch)
tree0e6a44b7d2b286afc7bafff558277d51ca182195 /arch/powerpc/include/asm/fsl_ddr_sdram.h
parentfcea30688fd8c47d54473ffd0f551a5e6efc74a0 (diff)
downloadolio-uboot-2014.01-a4c66509f1b95884e5753d5a30cf2cf884adb821.tar.xz
olio-uboot-2014.01-a4c66509f1b95884e5753d5a30cf2cf884adb821.zip
powerpc/mpc8xxx: Enable 3-way and 4-way DDR interleaving
Restructure DDR interleaving option to support 3 and 4 DDR controllers for 2-, 3- and 4-way interleaving. Signed-off-by: York Sun <yorksun@freescale.com> Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'arch/powerpc/include/asm/fsl_ddr_sdram.h')
-rw-r--r--arch/powerpc/include/asm/fsl_ddr_sdram.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/fsl_ddr_sdram.h b/arch/powerpc/include/asm/fsl_ddr_sdram.h
index 157ae2463..e271342f0 100644
--- a/arch/powerpc/include/asm/fsl_ddr_sdram.h
+++ b/arch/powerpc/include/asm/fsl_ddr_sdram.h
@@ -76,6 +76,13 @@ typedef ddr3_spd_eeprom_t generic_spd_eeprom_t;
#define FSL_DDR_PAGE_INTERLEAVING 0x1
#define FSL_DDR_BANK_INTERLEAVING 0x2
#define FSL_DDR_SUPERBANK_INTERLEAVING 0x3
+#define FSL_DDR_3WAY_1KB_INTERLEAVING 0xA
+#define FSL_DDR_3WAY_4KB_INTERLEAVING 0xC
+#define FSL_DDR_3WAY_8KB_INTERLEAVING 0xD
+/* placeholder for 4-way interleaving */
+#define FSL_DDR_4WAY_1KB_INTERLEAVING 0x1A
+#define FSL_DDR_4WAY_4KB_INTERLEAVING 0x1C
+#define FSL_DDR_4WAY_8KB_INTERLEAVING 0x1D
/* DDR_SDRAM_CFG - DDR SDRAM Control Configuration
*/