OMAP3:SDRC: introduce DDR types

[u-boot] / include / asm-arm / arch-omap3 / mem.h

diff --git a/include/asm-arm/arch-omap3/mem.h b/include/asm-arm/arch-omap3/mem.h
index 5496a618c662d20302fafe2aa2f148535def4088..9439758e4a0ef48874c35d4fb06f38c1fece1550 100644 (file)
--- a/include/asm-arm/arch-omap3/mem.h
+++ b/include/asm-arm/arch-omap3/mem.h
@@ -68,25 +68,78 @@ enum {
  *     TCKE = 2
  *     XSR = 120/6 = 20
  */
-#define TDAL_165       6
-#define TDPL_165       3
-#define TRRD_165       2
-#define TRCD_165       3
-#define TRP_165                3
-#define TRAS_165       7
-#define TRC_165                10
-#define TRFC_165       21
-#define V_ACTIMA_165   ((TRFC_165 << 27) | (TRC_165 << 22) | \
-                       (TRAS_165 << 18) | (TRP_165 << 15) |  \
-                       (TRCD_165 << 12) | (TRRD_165 << 9) |  \
-                       (TDPL_165 << 6) | (TDAL_165))
-
-#define TWTR_165       1
-#define TCKE_165       1
-#define TXP_165                5
-#define XSR_165                23
-#define V_ACTIMB_165   (((TCKE_165 << 12) | (XSR_165 << 0)) |  \
-                       (TXP_165 << 8) | (TWTR_165 << 16))
+#define INFINEON_TDAL_165      6
+#define INFINEON_TDPL_165      3
+#define INFINEON_TRRD_165      2
+#define INFINEON_TRCD_165      3
+#define INFINEON_TRP_165       3
+#define INFINEON_TRAS_165      7
+#define INFINEON_TRC_165       10
+#define INFINEON_TRFC_165      12
+#define INFINEON_V_ACTIMA_165  ((INFINEON_TRFC_165 << 27) |            \
+               (INFINEON_TRC_165 << 22) | (INFINEON_TRAS_165 << 18) |  \
+               (INFINEON_TRP_165 << 15) | (INFINEON_TRCD_165 << 12) |  \
+               (INFINEON_TRRD_165 << 9) | (INFINEON_TDPL_165 << 6) |   \
+               (INFINEON_TDAL_165))
+
+#define INFINEON_TWTR_165      1
+#define INFINEON_TCKE_165      2
+#define INFINEON_TXP_165       2
+#define INFINEON_XSR_165       20
+#define INFINEON_V_ACTIMB_165  ((INFINEON_TCKE_165 << 12) |            \
+               (INFINEON_XSR_165 << 0) | (INFINEON_TXP_165 << 8) |     \
+               (INFINEON_TWTR_165 << 16))
+
+/* Micron part of 3430 EVM (165MHz optimized) 6.06ns
+ * ACTIMA
+ *     TDAL = Twr/Tck + Trp/tck= 15/6 + 18 /6 = 2.5 + 3 = 5.5 -> 6
+ *     TDPL (Twr)      = 15/6  = 2.5 -> 3
+ *     TRRD            = 12/6  = 2
+ *     TRCD            = 18/6  = 3
+ *     TRP             = 18/6  = 3
+ *     TRAS            = 42/6  = 7
+ *     TRC             = 60/6  = 10
+ *     TRFC            = 125/6 = 21
+ * ACTIMB
+ *     TWTR            = 1
+ *     TCKE            = 1
+ *     TXSR            = 138/6 = 23
+ *     TXP             = 25/6  = 4.1 ~5
+ */
+#define MICRON_TDAL_165                6
+#define MICRON_TDPL_165                3
+#define MICRON_TRRD_165                2
+#define MICRON_TRCD_165                3
+#define MICRON_TRP_165         3
+#define MICRON_TRAS_165                7
+#define MICRON_TRC_165         10
+#define MICRON_TRFC_165                21
+#define MICRON_V_ACTIMA_165 ((MICRON_TRFC_165 << 27) |                 \
+               (MICRON_TRC_165 << 22) | (MICRON_TRAS_165 << 18) |      \
+               (MICRON_TRP_165 << 15) | (MICRON_TRCD_165 << 12) |      \
+               (MICRON_TRRD_165 << 9) | (MICRON_TDPL_165 << 6) |       \
+               (MICRON_TDAL_165))
+
+#define MICRON_TWTR_165                1
+#define MICRON_TCKE_165                1
+#define MICRON_XSR_165         23
+#define MICRON_TXP_165         5
+#define MICRON_V_ACTIMB_165 ((MICRON_TCKE_165 << 12) |                 \
+               (MICRON_XSR_165 << 0) | (MICRON_TXP_165 << 8) | \
+               (MICRON_TWTR_165 << 16))
+
+#ifdef CONFIG_OMAP3_INFINEON_DDR
+#define V_ACTIMA_165 INFINEON_V_ACTIMA_165
+#define V_ACTIMB_165 INFINEON_V_ACTIMB_165
+#endif
+#ifdef CONFIG_OMAP3_MICRON_DDR
+#define V_ACTIMA_165 MICRON_V_ACTIMA_165
+#define V_ACTIMB_165 MICRON_V_ACTIMB_165
+#endif
+
+#if !defined(V_ACTIMA_165) || !defined(V_ACTIMB_165)
+#error "Please choose the right DDR type in config header"
+#endif
 
 /*
  * GPMC settings -