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>
diff --git a/arch/powerpc/include/asm/fsl_ddr_sdram.h b/arch/powerpc/include/asm/fsl_ddr_sdram.h
index 157ae24..e271342 100644
--- a/arch/powerpc/include/asm/fsl_ddr_sdram.h
+++ b/arch/powerpc/include/asm/fsl_ddr_sdram.h
@@ -76,6 +76,13 @@
#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
*/
diff --git a/arch/powerpc/include/asm/fsl_law.h b/arch/powerpc/include/asm/fsl_law.h
index dc3985e..f9cec8e 100644
--- a/arch/powerpc/include/asm/fsl_law.h
+++ b/arch/powerpc/include/asm/fsl_law.h
@@ -60,8 +60,12 @@
LAW_TRGT_IF_DDR_1 = 0x10,
LAW_TRGT_IF_DDR_2 = 0x11, /* 2nd controller */
+ LAW_TRGT_IF_DDR_3 = 0x12,
+ LAW_TRGT_IF_DDR_4 = 0x13,
LAW_TRGT_IF_DDR_INTRLV = 0x14,
-
+ LAW_TRGT_IF_DDR_INTLV_34 = 0x15,
+ LAW_TRGT_IF_DDR_INTLV_123 = 0x17,
+ LAW_TRGT_IF_DDR_INTLV_1234 = 0x16,
LAW_TRGT_IF_BMAN = 0x18,
LAW_TRGT_IF_DCSR = 0x1d,
LAW_TRGT_IF_LBC = 0x1f,
@@ -87,6 +91,12 @@
LAW_TRGT_IF_DPAA_SWP_SRAM = 0x0e,
LAW_TRGT_IF_DDR = 0x0f,
LAW_TRGT_IF_DDR_2 = 0x16, /* 2nd controller */
+ /* place holder for 3-way and 4-way interleaving */
+ LAW_TRGT_IF_DDR_3,
+ LAW_TRGT_IF_DDR_4,
+ LAW_TRGT_IF_DDR_INTLV_34,
+ LAW_TRGT_IF_DDR_INTLV_123,
+ LAW_TRGT_IF_DDR_INTLV_1234,
};
#define LAW_TRGT_IF_DDR_1 LAW_TRGT_IF_DDR
#define LAW_TRGT_IF_PCI_1 LAW_TRGT_IF_PCI
diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h
index 412244e..7de33a7 100644
--- a/arch/powerpc/include/asm/immap_85xx.h
+++ b/arch/powerpc/include/asm/immap_85xx.h
@@ -2621,6 +2621,7 @@
#define CONFIG_SYS_FSL_CORENET_CCM_OFFSET 0x0000
#define CONFIG_SYS_MPC85xx_DDR_OFFSET 0x8000
#define CONFIG_SYS_MPC85xx_DDR2_OFFSET 0x9000
+#define CONFIG_SYS_MPC85xx_DDR3_OFFSET 0xA000
#define CONFIG_SYS_FSL_CORENET_CLK_OFFSET 0xE1000
#define CONFIG_SYS_FSL_CORENET_RCPM_OFFSET 0xE2000
#define CONFIG_SYS_FSL_CORENET_SERDES_OFFSET 0xEA000
@@ -2740,6 +2741,8 @@
(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_DDR_OFFSET)
#define CONFIG_SYS_MPC85xx_DDR2_ADDR \
(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_DDR2_OFFSET)
+#define CONFIG_SYS_MPC85xx_DDR3_ADDR \
+ (CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_DDR3_OFFSET)
#define CONFIG_SYS_LBC_ADDR \
(CONFIG_SYS_IMMR + CONFIG_SYS_MPC85xx_LBC_OFFSET)
#define CONFIG_SYS_IFC_ADDR \