Merge branch 'u-boot-samsung/master' into 'u-boot-arm/master'

[u-boot] / arch / arm / cpu / armv7 / omap4 / sdram_elpida.c

diff --git a/arch/arm/cpu/armv7/omap4/sdram_elpida.c b/arch/arm/cpu/armv7/omap4/sdram_elpida.c
index 7757aad2bac22ebb537fc3af58d82df045cd4258..20fc55216a1fb6aeca590695f55da5760dc88b8f 100644 (file)
--- a/arch/arm/cpu/armv7/omap4/sdram_elpida.c
+++ b/arch/arm/cpu/armv7/omap4/sdram_elpida.c
@@ -26,7 +26,7 @@
  * MA 02111-1307 USA
  */
 
-#include <asm/arch/emif.h>
+#include <asm/emif.h>
 #include <asm/arch/sys_proto.h>
 
 /*
@@ -89,18 +89,29 @@ const struct emif_regs emif_regs_elpida_400_mhz_2cs = {
        .emif_ddr_phy_ctlr_1_init       = 0x049ffff5,
        .emif_ddr_phy_ctlr_1            = 0x049ff418
 };
+
 const struct dmm_lisa_map_regs lisa_map_2G_x_1_x_2 = {
        .dmm_lisa_map_0 = 0xFF020100,
        .dmm_lisa_map_1 = 0,
        .dmm_lisa_map_2 = 0,
-       .dmm_lisa_map_3 = 0x80540300
+       .dmm_lisa_map_3 = 0x80540300,
+       .is_ma_present  = 0x0
 };
 
 const struct dmm_lisa_map_regs lisa_map_2G_x_2_x_2 = {
        .dmm_lisa_map_0 = 0xFF020100,
        .dmm_lisa_map_1 = 0,
        .dmm_lisa_map_2 = 0,
-       .dmm_lisa_map_3 = 0x80640300
+       .dmm_lisa_map_3 = 0x80640300,
+       .is_ma_present  = 0x0
+};
+
+const struct dmm_lisa_map_regs ma_lisa_map_2G_x_2_x_2 = {
+       .dmm_lisa_map_0 = 0xFF020100,
+       .dmm_lisa_map_1 = 0,
+       .dmm_lisa_map_2 = 0,
+       .dmm_lisa_map_3 = 0x80640300,
+       .is_ma_present  = 0x1
 };
 
 static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
@@ -125,8 +136,10 @@ static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs
 
        if (omap_rev == OMAP4430_ES1_0)
                *dmm_lisa_regs = &lisa_map_2G_x_1_x_2;
-       else
+       else if (omap_rev < OMAP4460_ES1_0)
                *dmm_lisa_regs = &lisa_map_2G_x_2_x_2;
+       else
+               *dmm_lisa_regs = &ma_lisa_map_2G_x_2_x_2;
 }
 
 void emif_get_dmm_regs(const struct dmm_lisa_map_regs **dmm_lisa_regs)
@@ -141,24 +154,24 @@ static const struct lpddr2_device_details elpida_2G_S4_details = {
        .manufacturer   = LPDDR2_MANUFACTURER_ELPIDA
 };
 
-static void emif_get_device_details_sdp(u32 emif_nr,
-               struct lpddr2_device_details *cs0_device_details,
-               struct lpddr2_device_details *cs1_device_details)
+struct lpddr2_device_details *emif_get_device_details_sdp(u32 emif_nr, u8 cs,
+                       struct lpddr2_device_details *lpddr2_dev_details)
 {
        u32 omap_rev = omap_revision();
 
        /* EMIF1 & EMIF2 have identical configuration */
-       *cs0_device_details = elpida_2G_S4_details;
-
-       if (omap_rev == OMAP4430_ES1_0)
-               cs1_device_details = NULL;
-       else
-               *cs1_device_details = elpida_2G_S4_details;
+       if ((omap_rev == OMAP4430_ES1_0) && (cs == CS1)) {
+               /* Nothing connected on CS1 for ES1.0 */
+               return NULL;
+       } else {
+               /* In all other cases Elpida 2G device */
+               *lpddr2_dev_details = elpida_2G_S4_details;
+               return lpddr2_dev_details;
+       }
 }
 
-void emif_get_device_details(u32 emif_nr,
-               struct lpddr2_device_details *cs0_device_details,
-               struct lpddr2_device_details *cs1_device_details)
+struct lpddr2_device_details *emif_get_device_details(u32 emif_nr, u8 cs,
+                       struct lpddr2_device_details *lpddr2_dev_details)
        __attribute__((weak, alias("emif_get_device_details_sdp")));
 
 #endif /* CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS */
@@ -280,3 +293,16 @@ void emif_get_device_timings(u32 emif_nr,
        __attribute__((weak, alias("emif_get_device_timings_sdp")));
 
 #endif /* CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS */
+
+const struct lpddr2_mr_regs mr_regs = {
+       .mr1    = MR1_BL_8_BT_SEQ_WRAP_EN_NWR_3,
+       .mr2    = 0x4,
+       .mr3    = -1,
+       .mr10   = MR10_ZQ_ZQINIT,
+       .mr16   = MR16_REF_FULL_ARRAY
+};
+
+void get_lpddr2_mr_regs(const struct lpddr2_mr_regs **regs)
+{
+       *regs = &mr_regs;
+}